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Conversion of mobile device to LAN

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1. 65 4 centric networks include WiFi 802 11 Mobitex and Data TAC M network communication systems Examples of other voice centric data networks include Personal Commu nication Systems PCS networks like GSM and Time Divi sion Multiple Access TDMA systems The mobile device 100 may be provided with additional communication sub systems such as the wireless LAN WLAN communication subsystem 105 also shown in FIG 1 The WLAN communi cation subsystem may operate in accordance with a known network protocol such as one or more of the 802 11 family of standards developed by IEEE The communication sub system 105 may be separate from or integrated with the communication subsystem 104 or with the short range com munications module 122 The main processor 102 also inter acts with additional subsystems such as a Random Access Memory RAM 106 a flash memory 108 a display 110 an auxiliary input output I O subsystem 112 a data port 114 a keyboard 116 a speaker 118 a microphone 120 the short range communications 122 and other device subsystems 124 Some ofthe subsystems of the communication device 100 perform communication related functions whereas other subsystems can provide resident or on device functions By way ofexample the display 110 and the keyboard 116 can be used for both communication related functions such as entering a text message for transmission over the network 200 and device resident functions
2. tivity module such as a Wi Fi transceiver or a wired connec tion to a LAN Ifthe device is so provided then at 820 the user interface is adapted for one line mode as shown in FIGS 7A to 7D FIG 7A illustrates a graphical user interface 700a similar to the graphical user interface 600a of FIG 6A However in this embodiment certain entries are removed from the user inter face as they relate to cellular wireless service which is not available Thus the graphical user interface 700a lists only Bluetooth 622 and Wi Fi 625 as available network connec tions and provides menu options 628 630 for these connec tions only In addition the network connectivity information 710 displayed in the banner of the graphical user interface 700a indicates that the current service is Wi Fi In FIG 7B the services status lists Integrated Mobile Voice 740 as being available over a Wi Fi network rather than over a wireless cellular network The other services Internet Ser vice 642 and Enterprise Server 744 are listed as being available over the Wi Fi network only In this example the status of the Mobile service 641 shown in FIG 6B is not indicated at all in the graphical user interface 7008 as cellular service is not currently available in this example In another embodiment the graphical user interface 7005 may indicate that the Mobile service is unavailable Thus the current status information in FIG 7B reflects th
3. LANs 520 or other access units 530 as some networks may allow access without prior registration or activation The mobile device 100 may also be provisioned or configured to access the wireless net work 200 or LAN 520 or other access point 530 Methods of provisioning services on a mobile device 100 will be gener ally known to those skilled in the art but as a non limiting example a request for registration may be sent from the mobile device 100 to a registration server of a service not shown Ifthe request is approved the registration server may transmit to the mobile device 100 a service book containing data and instructions to enable the mobile device 100 to provision the service The service book when received at the mobile device 100 may be self executing and permits the user to enter account information relevant to the associated service This information is then transmitted from the mobile device 100 to a provisioning server of the service provider not shown which may then create a service account asso ciated with the mobile device 100 Provisioning may also be carried out in compliance with the OMA DM Open Mobile Alliance Device Management specification version 1 2 or its predecessor or successor versions published by the Open Mobile Alliance Ltd In addition to the provisioning with the service book addi tional settings may be established at the device 100 or pushed to the device 100 concerning its access to the wireles
4. P si M c H M uume ee H M Wo ce ee n ene anes A ced Host System 220 Public or Private Network 224 FIG 3 US 8 509 186 B2 Sheet 4 of 10 Aug 13 2013 U S Patent y DIA Pee WOMBN SILA 9 M0 872 885 ALIH i oz 00 BINAN p r 208G SIGO 992 lanag XOld JO HEMBA GLE jenes dLiH CBE JOND3 Ajedold 1950 11 gaz Joupa ood 11 872 ampo Jafeuryy asasg 522 Janses peuo 062 sorjaju OMSK paz jaa adesso 882 ZIZ JAMES JosseoQid PLZ ames queuroD pue pom eg sigo PET ELO GON BAS BC a6essoy ZEZ poouai 76 Jepoous ZES HUN JOUJOIN 987 194193 food 11 Y de VOSA iiis D Q Q oz a mae en e mete m sare ees e n a M e e ee tem sees e oe o men m o cee ae ee nets U S Patent Aug 13 2013 Sheet 5 of 10 US 8 509 186 B2 550 610 2 40eu enceY ull 640 MSS Ec Y mill Manage Connections Services Status 620 tegrated Mobile Vaice Tum All Connections Off Sali available BY Mobils Network 1EDGE 1 Connection Mobile Nelwork C Bluetooth 622 abile ED Fi Status available 900b gt 624 nternet Service Services Status 80 Connection Wi Fi Network Set Up Bluetooth Soga niarprise Server FREIRE 626 Connection Mobile Network Mobile Network Options Mobile Network EDGE Bluetooth Options 628 648 obile Network Service 1ED
5. embodiment after initialization 1000 of the integrated fixed and mobile voice communication feature on the mobile device 100 any relevant IT policy at the device is reviewed at 1005 If as a result of the IT policy it is determined at 1010 that cellular service is to be inactivated then at 1015 the user interface of the mobile device 100 is adapted to provide options for a single line the DID line available through the 20 25 30 35 40 45 50 55 60 65 20 LAN only If it is determined that cellular service is not to be inactivated then at 1020 the user interface is adapted for two line communication In a further embodiment referring to FIG 11 the mobile device 100 may have been provisioned for Wi Fi or LAN connectivity only at 1100 and cellular network connectivity may have been disabled This configuration may have been fixed at the time the mobile device 100 was deployed in the enterprise network In this embodiment the mobile device 100 will enjoy LAN connectivity to the host system 250 only so long as it is within the coverage area of the enterprise s LAN 520 and similarly if the device is provisioned or con figured for access to the home system 250 via the access point 530 it will enjoy connectivity to the host system 250 provided it is in the coverage area of the access point 530 However if the user moves out of range or there is otherwise a loss of connectivity detected 1105 at 1110 the user
6. In this graphical user interface 600c the current mobile network is identified at 660 together with a user interface element to select an alternate mobile network if desired The graphical user interface 600c also includes options for the network selection mode 662 allowing for a selection between automatic and manual wherein in the automatic mode the device 100 attempts to automatically discover and join any suitable network in range Finally FIG 6D illustrates a graphical user interface 6004 in a phone application execut ing on the device 100 This graphical user interface 6004 provides the user with the option of selecting one of two telephone numbers 670 680 prior to placing a call from the mobile device 100 However the configuration of the graphical user interface 600a through 6004 is generally selected at the time of the original provisioning ofthe fixed and mobile voice service on the device or alternatively when the mobile device 100 is originally provisioned Yet network conditions at the mobile device 100 may vary at least for the reason that the user ofthe mobile device 100 may on occasion leave the coverage area of one or more of the networks Thus while the mobile device 20 25 30 35 40 45 50 55 60 65 18 100 may have been originally provisioned as a dual mode device it may subsequently lose connectivity to either the LAN 520 access point 530 or the wireless network 200
7. Mobile Integration Realising the potential of Private GSM Networks White Paper 2006 http www onrelay com index php id 199 download link on this page accessed Apr 27 2010 Extended European Search Report dated Nov 11 2010 from EP10170746 1 Biggs J Skype for iPhone officially official Update Internet Citation Mar 30 2009 p 1 XP007915606 retrieved from the Internet on Nov 4 2010 http www crunchgear com 2009 03 30 skype for iphone officially official cited by examiner U S Patent Aug 13 2013 a SIM RUIM 126 Operating System 134 Programs 136 Message Application i38 Device State Module 140 PIM 142 Connect Module 144 IT Policy Module 146 i Network s 200 Tweet H SIM RUIM interface 128 Communication Subsystem 104 Sheet 1 of 10 US 8 509 186 B2 V Battery Battery 130 interface 132 Auxiliary VO 112 Data Port 114 Main Keyboard 116 Processor 102 Speaker 118 Microphone 120 Rendering 125 Short Range Communications 122 Other Device Subsystems 124 U S Patent Aug 13 2013 Sheet 2 of 10 US 8 509 186 B2 MM mee A I M M S A K o o M o o t Signals Control Network 200 102 Transmitter 132 U S Patent Aug 13 2013 Sheet 3 of 10 US 8 509 186 B2 LX AA Network KSA PSTN MSC 210 m 222 cE BSC 204
8. Or the mobile device 100 may have been originally provisioned with both cellular and LAN connectivity but enterprise policy may have changed to forbid use of the mobile device 100 for calls routed outside the host system 250 or the SIM card may have been removed from the mobile device 100 If a loss of connectivity to the wireless network 200 occurs or if removal of the SIM card or a new configuration setting pre vents use of the wireless network the telephone number associated with the cellular service will be invalid calls can neither be made from for received at that number However the graphical user interface will not have changed and the invalid number will still be displayed to the user in the graphi cal user interface 6004 Accordingly a method is provided for reconfiguring the user interface of the mobile device 100 each time an inte grated fixed and mobile voice communication system is ini tiated at the mobile device 100 Referring to FIG 8 at 800 the system is initialized At 805 a determination is made whether the SIM or RUIM card 126 is present in the mobile device 100 If it is not present then control passes to 810 where it is determined whether the mobile device 100 is an activated CDMA device This may be determined by a review of the configuration settings stored at the device 100 If the device 100 is not an activated CDMA device then it is determined at 815 whether the device 100 is provided with a LAN connec
9. an information technology IT policy mod ule 146 The connect module 144 implements the communi cation protocols that are required for the communication device 100 to communicate with the wireless infrastructure and any host system such as an enterprise system that the communication device 100 is authorized to interface with 20 25 30 35 40 45 50 55 60 65 6 Examples of a wireless infrastructure and an enterprise sys tem are given in FIGS 3 and 4 which are described in more detail below The connect module 144 includes a set of Application Programming Interfaces APIs that can be integrated with the communication device 100 to allow the communication device 100 to use any number of services associated with the enterprise system The connect module 144 allows the com munication device 100 to establish an end to end secure authenticated communication pipe with the host system A subset of applications for which access is provided by the connect module 144 can be used to pass IT policy commands from the host system to the communication device 100 This can be done in a wireless or wired manner These instructions can then be passed to the IT policy module 146 to modify the configuration of the device 100 Alternatively in some cases the IT policy update can also be done over a wired connection Other types of software applications can also be installed on the communication device 100 These software appl
10. and Multimedia Messaging Services MMS More advanced services can include point of sale field service and sales force automa tion The SIM RUIM card 126 includes a processor and memory for storing information Once the SIM RUIM card 126 is inserted into the SIM RUIM interface 128 it is coupled to the main processor 102 In order to identify the subscriber the SIM RUIM card 126 can include some user parameters such as an International Mobile Subscriber Identity IMST An advantage of using the SIM RUIM card 126 is that a subscriber is not necessarily bound by any single physical mobile device The SIM RUIM card 126 can store additional subscriber information for a mobile device as well including datebook or calendar information and recent call informa tion Alternatively user identification information can also be programmed into the flash memory 108 US 8 509 186 B2 5 The communication device 100 may be a battery powered device including a battery interface 132 for receiving one or more rechargeable batteries 130 In at least some embodi ments the battery 130 can be a smart battery with an embed ded microprocessor The battery interface 132 is coupled to a regulator not shown which assists the battery 130 in pro viding power V to the communication device 100 Although current technology makes use of a battery future technolo gies such as micro fuel cells can provide the power to the communication device 100 The commu
11. at least some embodiments some of the sent and received messages can be stored remotely from the device 100 such as in a data store ofan associated host system that the communication device 100 communicates with The software applications can further include a device state module 140 a Personal Information Manager PIM 142 and other suitable modules not shown The device state module 140 provides persistence 1 e the device state module 140 ensures that important device data is stored in persistent memory such as the flash memory 108 so that the data is not lost when the communication device 100 is turned off or loses power The PIM 142 includes functionality for organizing and managing data items of interest to the user such as but not limited to e mail contacts calendar events voice mails appointments and task items A PIM application has the ability to send and receive data items via the wireless network 200 PIM data items can be seamlessly integrated synchro nized and updated via the wireless network 200 with the mobile device subscriber s corresponding data items stored and or associated with a host computer system This func tionality creates a mirrored host computer on the communi cation device 100 with respect to such items This can be particularly advantageous when the host computer system is the mobile device subscriber s office computer system The communication device 100 also includes a connect module 144 and
12. of messages such as e mail messages that are to be handled by mobile devices Generally while messages are still stored on the message server 268 the message management server 272 can be used to control when if and how messages are sent to the communication device 100 The message management server 272 also facilitates the handling of messages composed on the communication device 100 which are sent to the message server 268 for subsequent delivery For example the message management server 272 can monitor the user s mailbox e g the message store associ ated with the user s account on the message server 268 for new e mail messages and apply user definable filters to new messages to determine if and how the messages are relayed to the user s communication device 100 The message manage ment server 272 can also through an encoder not shown associated therewith compress message data using any suit able compression decompression technology e g YK com pression JPEG MPEG x H 26x and other known tech niques and encrypt messages e g using an encryption technique such as Data Encryption Standard DES Triple DES or Advanced Encryption Standard AES and push them to the communication device 100 via the shared network infrastructure 224 and the wireless network 200 The message management server 272 can also receive messages composed on the communication device 100 e g encrypted using Triple DES decrypt and decompr
13. sized blocks by the message management server 272 to the communication device 100 possibly up to a maximum pre defined message size Accordingly the message management server 272 facilitates better control over the type of data and the amount of data that is communicated to the communication device 100 and can help to minimize potential waste of bandwidth or other resources The mobile data server 274 encompasses any other server that stores information that is relevant to the corporation The mobile data server 274 can include but is not limited to databases online data document repositories customer rela tionship management CRM systems or enterprise resource planning ERP applications The mobile data server 274 can also connect to the Internet or other public network through HTTP server 275 or other suitable web server such as an File Transfer Protocol FTP server to retrieve HTTP webpages and other data Requests for webpages are typically routed through mobile data server 274 and then to HTTP server 275 through suitable firewalls and other protective mechanisms The web server then retrieves the webpage over the Internet and returns it to mobile data server 274 As described above in relation to message management server 272 mobile data server 274 is typically provided or associated with an encoder 277 that permits retrieved data such as retrieved webpages to be decompressed and compressed using any suitable compression
14. such as a calculator or task list A rendering circuit 125 is included in the device 100 When a user specifies that a data file is to be viewed on the display 110 the rendering circuit 125 analyzes and processes the data file for visualization on the display 110 Rendering circuit 125 may be implemented as hardware software or as a combi nation of both hardware and software The communication device 100 can send and receive com munication signals over the wireless network 200 after required network registration or activation procedures have been completed Network access is associated with a sub scriber or user of the communication device 100 To identify a subscriber the communication device 100 requires a SIM RUIM card 126 i e Subscriber Identity Module or a Remov able User Identity Module to be inserted into a SIM RUIM interface 128 in order to communicate with a network The SIM RUIM card 126 is one type of a conventional smart card that can be used to identify a subscriber of the commu nication device 100 and to personalize the communication device 100 among other things Without the SIM RUIM card 126 the communication device 100 is not fully operational for communication with the wireless network 200 By insert ing the SIM RUIM card 126 into the SIM RUIM interface 128 a subscriber can access all subscribed services Services can include web browsing and messaging such as e mail voice mail Short Message Service SMS
15. the mobile device is configured for communication over the cellular network connection 20 25 30 24 comprises determining whether connectivity over the cellular network has been inactivated by a policy setting stored in the memory 14 The mobile device of claim 10 wherein the configuring of the user interface includes removing icons selectable to invoke corresponding service entry points for telephony ser vices for which the mobile device is not currently configured or for which connectivity is currently not available 15 The mobile device of claim 10 wherein the configuring of the user interface further comprises displaying a mobile device telephone number only for those telephony services for which the mobile device is currently configured and for which connectivity is available 16 The mobile device of claim 10 wherein the mobile device is initially configured for communication over the cellular network connection and the wireless LAN connec tion and further wherein the user interface is initially config ured to reflect voice communication availability over both the cellular network connection and the wireless LAN connec tion wherein the processor is further configured to detect a loss of cellular network connectivity at the mobile device and configure the user interface to reflect voice communication availability only over the wireless LAN connection 17 The mobile device of claim 16 wherein the mobile devic
16. FIG 9B 10 U S Patent Aug 13 2013 Sheet 8 of 10 US 8 509 186 B2 initialize BOQ SIM RUIM card present 805 adapt Ul for cellular only 835 activated CDMA device 819 yes yes adapt Ul for two line cellular LAN 830 adapt Ul for LAN anly 829 FIG 8 U S Patent Aug 13 2013 Sheet 9 of 10 US 8 509 186 B2 provisioned for WEF only 11090 initialize 3000 detect loss of connectivity 1105 review IT policy 4005 inactivate menu options 1110 cellutar service inactivated 1019 regain signal 1115 adapt Uli for two line 1020 adapt Ul for one line 1015 reinitialize and reprovision 1120 FIG 10 FIG 11 U S Patent 1243 adapt Ul for two line Aug 13 2013 provisioned for duat modae 1200 detect SIM RUIM 1205 provisioned for cellular 1210 FIG 12 Sheet 10 of 10 US 8 509 186 B2 provisioned for dual mode 4300 detect loss of cellular connectivity 1305 adapt Ul for Wi Fi anly 1310 alter default codecs for Wi Fi 4318 FIG 13 US 8 509 186 B2 1 CONVERSION OF MOBILE DEVICE TO LAN ONLY TELEPHONY FUNCTIONS REFERENCE TO PRIOR APPLICATIONS This application claims priority from U S Application No 61 328 097 filed Apr 26 2010 BACKGROUND 1 Technical Field The present application relates generally to management of enterprise telephony at a mobile dev
17. GE1 Wi Fi Option 630 Wi Fi Network work wlan 110 FIG 6A 100 100 0 FIG 6B U S Patent Aug 13 2013 2 40 soceY ull Mobile Network Options Data Services On Off Mobile Network 1EDGE 1v Network Selection Mode 7 Ei Automatic O Manual 2 40eu Manage Connections Turn All Connections Off D Bluetooth TT Services Status Set Up Bluetooth i008 Biuetooth Option Wi Fi Options meee 10 FIG 7A 10 Sheet 6 of 10 enceY mill Place Call SERA O ER RO OCR RAEN NAD OOM AREY ERASE ERAT 2 40pm MAPVAAAAVUNA AR NNATEY NAAAVY NAA REV AA AY AA Type a name or number to make a call 600d A 10 110 FIG 6D 2 4001 TRE Services Status 700b tegrated Mobile Voice Status available Connection Wi Fi Network yernat Service Connection Wi Fi Network nterprise Server Connection Wi Fi Network i Fi Network work wlan 100 110 FIG 7B US 8 509 186 B2 U S Patent Aug 13 2013 Sheet 7 of 10 US 8 509 186 B2 Bru mm WIFI Y atl Place Call Work 647 123 5555 2 400 wirt Y all Mobile Network Options Data Services On Off 662 Network Selection Mode ead Type a name or number to make a call Y Automatic CI Manual no FIG 7C 19 FIG 7D 2 40 wr Y alll 2 40pm eoceY mill E 0008 Cal 930 Mail Contacts Cal Cale Mail Contacts Cat Calc Browser gt a er Work Camera Search 920 hn a A 920 Camera Search uo FIG 9A 1 4
18. adle 264 for the com munication device 100 can be coupled to the computer 262a by a serial or a Universal Serial Bus USB connection for example Other user computers 262b 262n are also situated on the network 260 and each can be equipped with an accom panying cradle 264 The cradle 264 facilitates the loading of information e g PIM data private symmetric encryption keys to facilitate secure communications from the user com puter 262a to the communication device 100 and can be particularly useful for bulk information updates often per formed in initializing the communication device 100 for use The information downloaded to the communication device 100 can include certificates used in the exchange of messages It will be understood by persons skilled in the art that the user computers 262a 262n are typically also connected to other peripheral devices such as printers etc which are not explicitly shown in FIG 4 Furthermore only a subset of network components of the host system 250 are shown in FIG 4 for ease of exposition and it will be understood by persons skilled in the art that the host system 250 will com prise additional components that are not explicitly shown in FIG 4 for this exemplary configuration More generally the host system 250 can represent a smaller part of a larger network not shown of the organization and can comprise different components and or be arranged in different topolo gies than that shown in the
19. an appropriate com munications subsystem on board Thus the user interface may therefore be adapted to reflect voice communication availability only overthe LAN connec tion when the mobile device is determined not to be config ured for communication over the cellular network but config ured for LAN connectivity voice communication availability only over the cellular network connection when the mobile device is determined to be configured for such communica tion but not for communication over the LAN or if both forms of connectivity are available the user interface may reflect the availability of voice communication over both In these embodiments availability of voice communica tion over one or the other path may be indicated by displaying service entry points in the user interface for those available connections or by displaying a telephone number only for those connections for which the mobile device is configured In a further aspect of these embodiments the mobile device may be initially configured for voice communication over the cellular network connection and the LAN connection but upon detection of a loss of cellular network connectivity the mobile device may adapt the user interface to reflect voice communication availability only over the LAN connection In still a further aspect the mobib device may be adapted to use one set of codecs for voice communication over the cellular network and may then select a second set of c
20. an embodiment of a mobile device FIG 2 is a block diagram of an embodiment of a commu nication subsystem component of the mobile device of FIG 1 FIG 3 is an exemplary block diagram of a node of a wireless network for use with the mobile device of FIG 1 FIG 4 is a block diagram illustrating components of a host system in one exemplary configuration for use with the wire less network of FIG 3 and the mobile device of FIG 1 FIG 5 is a schematic diagram ofa network topology for use with the mobile device of FIG 1 FIGS 6A through 6D are schematic diagrams of graphical user interfaces for the mobile device of FIG 1 FIGS 7A through 7D are further diagrams of graphical user interfaces for the mobile device of FIG 1 FIG 8 is a flowchart for a method of adapting the user interface of the mobile device FIGS 9A and 9B are further examples of graphical user interfaces for the mobile device FIG 10 is a flowchart illustrating a further method for adapting the user interface of the mobile device FIG 11 is a flowchart illustrating a method for handling a detected loss of connectivity FIG 12 is a flowchart illustrating a further method for adapting the user interface of the mobile device ha 5 40 45 55 65 2 FIG 13 is a flowchart illustrating a method for adapting the default codecs at the mobile device DETAILED DESCRIPTION The embodiments described herein provide a system method and a mobile
21. anisms e g CD ROM diskette RAM flash memory computer s hard drive etc that contain instructions for use in execution by a processor to perform the methods opera tions and implement the systems described herein The computer components software modules functions and data structures described herein may be connected directly or indirectly to each other in order to allow the flow of data needed for their operations Itis also noted that a module or processor includes but is not limited to a unit of code that performs a software operation and can be implemented for example as a subroutine unit of code or as a software function unit of code or as an object as in an object oriented para digm or as an applet or in a computer script language or as another type of computer code A portion of the disclosure of this patent document con tains material which is subject to copyright protection The copyright owner has no objection to the facsimile reproduc tion by any one of the patent document or patent disclosure as it appears in the Patent and Trademark Office patent file or records but otherwise reserves all copyrights whatsoever We claim 1 In a mobile device the method of determining whether the mobile device is configured for communication over a cellular network connection the mobile device being configurable for communication over at least one cellular network and over at least one wireless LAN the mobile device b
22. az United States Patent Oerton et al US008509186B2 10 Patent No US 8 509 186 B2 45 Date of Patent Aug 13 2013 54 75 73 n Q1 Q2 65 60 51 52 CONVERSION OF MOBILE DEVICE TO LAN ONLY TELEPHONY FUNCTIONS Inventors Kevin John Oerton Waterloo CA Brian Alexander Oliver Fergus CA Assignee Research In Motion Limited Waterloo CA Notice Subject to any disclaimer the term of this patent is extended or adjusted under 35 U S C 154 b by 331 days Appl No 12 843 525 Filed Jul 26 2010 Prior Publication Data US 2011 0261792 Al Oct 27 2011 Related U S Application Data Provisional application No 61 328 097 filed on Apr 26 2010 Int Cl H04W 4 00 2009 01 H04W 36 00 2009 01 G06F 3 00 2006 01 G06F 3 14 2006 01 H04W 36 16 2009 01 HO4W 84 04 2009 01 HO4W 84 10 2009 01 HOAW 36 24 2009 01 GO6F 3 0481 2013 01 US Cl CPC eds H04W 36 16 2013 01 HO4W 84 04 2013 01 HO4W 84 10 2013 01 HO4W 36 24 2013 01 G06F 3 04817 2013 01 USPC 370 331 370 328 370 338 455 436 455 443 455 444 715 700 715 864 LAI Connectivity e g Wi Fi on 818 M ye n board yes S adapt Ul for LAN adapt Ul for two line only celular AN 829 830 58 Field of Classification Search USPC 370 328 329 331 335 338 342 344 455 436 443 444 715 700 864 See application file for complete search hi
23. ble for a group of location areas and stores the data of the mobile devices currently in its area of responsibility in the VLR 214 Further the VLR 214 also contains information on mobile devices that are visiting US 8 509 186 B2 9 other networks The information in the VLR 214 includes part of the permanent mobile device data transmitted from the HLR 212 to the VLR 214 for faster access By moving addi tional information from a remote HLR 212 node to the VLR 214 the amount oftraffic between these nodes can be reduced so that voice and data services can be provided with faster response times and at the same time requiring less use of computing resources The SGSN 216 and the GGSN 218 are elements added for GPRS support namely packet switched data support within GSM The SGSN 216 and the MSC 210 have similar respon sibilities within the wireless network 200 by keeping track of the location of each communication device 100 The SGSN 216 also performs security functions and access control for data traffic on the wireless network 200 The GGSN 218 provides internetworking connections with external packet switched networks and connects to one or more SGSNs 216 via an Internet Protocol IP backbone network operated within the network 200 During normal operations a given communication device 100 must perform a GPRS Attach to acquire an IP address and to access data services This requirement is not present in circuit switched voice chan
24. ce 100 and another computing device The data port 114 can be a serial or a parallel port In some instances the data port 114 can be a USB port that includes data lines for data transfer and a supply line that can provide a charging current to charge the battery 130 of the communication device 100 The short range communications subsystem 122 provides for communication between the communication device 100 and different systems or devices without the use ofthe wire less network 200 For example the subsystem 122 can include an infrared device and associated circuits and com ponents for short range communication Examples of short range communication standards include standards developed by the Infrared Data Association IrDA Bluetooth and the 802 11 family of standards In use a received signal such as a text message an e mail message or web page download will be processed by the communication subsystem 104 and input to the main proces sor 102 The main processor 102 will then process the received signal for output to the display 110 or alternatively to the auxiliary I O subsystem 112 A subscriber can also com pose data items such as e mail messages for example using US 8 509 186 B2 7 the keyboard 116 in conjunction with the display 110 and possibly the auxiliary I O subsystem 112 The auxiliary sub system 112 can include devices such as a touchscreen mouse track ball infrared fingerprint detector or a roller w
25. ciated by those of skill in the art the rendering engine can be implemented in hardware software oracombination thereof and can comprise a dedicated image processor and associated circuitry or can be implemented within main processor 102 As noted above the mobile device 100 may be a dual mode or multiple mode device that is configured to operate in not only voice centric but also data centric networks For example the mobile device may be configured to communi cateover a dual mode network such as those identified above including but not limited to CDMA CDMA2000 GSM GPRS EDGE EVDO HSPA HSPA UMTS and LTE and may also be configured to communicate over wireless net works that are typically IP based such as wireless LANs implementing the Wi Fi protocol one or more of the IEEE 802 11 suite of protocols personal area networks imple menting other protocols such as Bluetooth other wireless networks implementing wireless broadband standards such as WiMAX one or more of the IEEE 802 16 suite of proto cols and the like The mobile device may also be configured to operate over a fixed connection to an IP based network for example via a USB or Ethernet connection For ease of ref erence these two modes are respectively referred to generally as cellular and LAN modes or networks where LAN includes both wireless and wired LANs Although the description herein is generally directed to an implementation on a mobile communication d
26. dards are still being defined but it is believed that they will have similarities to the network behavior described herein and it will also be understood by persons skilled in the art that the embodiments described herein are intended to use any other suitable standards that are developed in the future The wireless link connecting the communication subsystem 104 with the wireless network 200 represents one or more different Radio Frequency RF channels operating accord ing to defined protocols specified for GSM GPRS EDGE or UMTS and optionally other network communications With newer network protocols these channels are capable of sup porting both circuit switched voice communications and packet switched data communications Other wireless networks can also be associated with the communication device 100 in variant implementations The different types of wireless networks that can be employed include for example data centric wireless networks voice centric wireless networks and dual mode networks that can support both voice and data communications over the same physical base stations Combined dual mode networks include but are not limited to Code Division Multiple Access CDMA or CDMA2000 networks GSM GPRS networks third generation 3G networks like EDGE HSPA HSPA EVDO and UMTS or fourth generation 4G networks such as LTE and LTE Advanced Some other examples of data 20 25 30 35 40 45 50 55 60
27. device 100 may also communicate via the wireless network 200 and over a wide area network 224 with the host system 250 over a data communication channel which may be an IP based channel The host system 250 in this embodiment comprises or is associated with the PBX 580 through a server or gateway 550 The server 550 and the PBX 580 may communicate over an IP data channel for example implementing a SIP session ini tiation protocol circuit If the PBX 580 is a TDM PBX then the communication channel may be an ISDN PRI connection and the server 550 may convert TDM data received from the PBX 580 to IP data After receiving voice call data from the PBX 580 the server 550 provides the data in a VoIP compli ant format to other components of the host system 250 for re routing to the mobile device 100 over the data communi cation channel 510 Thus calls to or from the mobile device 100 may be routed over an IP network to the PBX 580 allowing the host system 250 to handle authentication of the mobile device 100 and other administrative functions relating to the voice call The mobile device 100 s access to IP networks and to the public switched telephone network is provided through the wireless network 200 which as described above may com prise one or more nodes 202 configured for communication in accordance a suitable mobile telephony standard In turn the wireless network 200 provides the mobile device 100 with connectivity to the Internet
28. device for providing for a convergence of fixed and mobile voice communications in an enterprise environment while providing a dynamically adjusting user interface responsive to network conditions at the mobile device There is provided a mobile device configurable for communication over at least one cellular network and over at least on local area network LAN the mobile device being adapted for voice communication using at least one mobile telecommunications standard and at least one IP based net work capable of implementing a method of determining whether the mobile device is configured for communication over a cellular network connection determining whether the mobile device is configured for communication over a LAN and in some embodiments a wireless LAN and adapting a user interface at the mobile device to reflect voice communi cation availability only over those connections for which the mobile device is determined to be configured In some aspects determining whether the mobile device is configured for communication over the cellular network connection may comprise at least one of determining whether a SIM or RUIM card is present in the mobile device determining whether the mobile device is an activated CDMA device or determining whether cellular connectivity has been inactivated at the mobile device Determining whether the mobile device is configured for LAN or wireless LAN communication may comprise determining whether there is
29. e used with the Internet Protocol IP Version 6 IPV6 and IP based wireless networks This protocol can provide enough IP addresses so that each mobile device has a dedi cated IP address making it possible to push information to a mobile device at any time An advantage of using a wireless VPN router is that it can be an off the shelf VPN component and does not require a separate wireless gateway and separate wireless infrastructure A VPN connection may be a Trans mission Control Protocol TCP IP or User Datagram Proto col UDP IP connection for delivering the messages directly to the communication device 100 in this alternative imple mentation Messages intended for a user of the communication device 100 are initially received by a message server 268 ofthe host system 250 Such messages can originate from any number of sources For instance a message can have been sent by a sender from the computer 2625 within the host system 250 from a different mobile device not shown connected to the wireless network 200 or a different wireless network or from a different computing device orother device capable of send ing messages via the shared network infrastructure 224 pos sibly through an application service provider ASP or Inter net service provider ISP for example The message server 268 typically acts as the primary inter face for the exchange of messages particularly e mail mes sages within the organization and over the s
30. e first so if the new SIM card is detected at 1215 and the mobile device 100 is provisioned for cellular communication at 1215 the user interface may be adapted for multi line telephone mode including communi cation over the cellular network using the additional SIM card Finally with respect to FIG 13 after the mobile device 100 has been provisioned for both cellular and LAN communica tion at 1300 a loss of cellular connectivity may be detected at 1305 At 1310 the mobile device 100 may adapt the user interface to display only Wi Fi or LAN related options as described above In addition at 1315 the device 100 alters its default codec settings stored in its memory It will be appre ciated by those skilled in the art that when a connection is made between the mobile device 100 and another device in the enterprise network the device 100 and the other device negotiate the selection of the voice codec to be used for the particular network type and quality of the connection The mobile device 100 may store a list of available codecs with which it can negotiate However the set of suitable codecs for use over the cellular network may be different from those that are suitable for use with another network such as a Wi Fi network Therefore in this embodiment a first set of codecs may be identified in a first profile setting for use with a first cellular network however once it is detected that cellular connectivity has been lost it is pre
31. e is configured to use at least one selected set of codecs for voice communication over the cellular network connec tion and the processor is further configured to select a second set of codecs for voice communication over the wireless LAN connection upon detecting the loss of cellular network con nectivity UNITED STATES PATENT AND TRADEMARK OFFICE CERTIFICATE OF CORRECTION PATENT NO 8 509 186 B2 Page 1 of 1 APPLICATION NO 12 843525 DATED August 13 2013 INVENTOR S Kevin John Oerton and Brian Alexander Oliver It is certified that error appears in the above identified patent and that said Letters Patent is hereby corrected as shown below In the Specification Column 2 line 55 delete mobib and insert therefor mobile Column 3 line 27 delete encryptioridecryption and insert therefor encryption decryption Column 5 line 15 delete storod and insert therefor stored Column 6 line 27 delete auxiliary 110 and insert therefor auxiliary I O Column 7 line 39 delete AID and insert therefor A D Column 8 line 12 delete abase and insert therefor a base Column 9 lines 56 57 delete DI ICP and insert therefor DHCP In the Claims Column 21 line 57 after LAN connection delete and and Column 23 lines 31 33 delete wherein the processor is adapted to determine and insert therefor wherein determining Signed and Sealed this Twenty f
32. e only available net work the Wi Fi network 650 In FIG 7C the mobile network options shown in the graphical user interface 700c are limited only to the selection mode option 662 sincethe unavailability ofcellular service to the mobile device 100 renders the option to choose a network provider moot Finally FIG 7D illustrates the adapted graphical user interface 700d in the phone application for placing a call The telephone number relating to the cellular network service since it is now invalid is removed from the user interface leaving the user with sole option of selecting the remaining DID number 780 Thus following the branch of the process of FIG 8 described above results in an adaptation of the user interface to reflect the connectivity available to the mobile device 100 US 8 509 186 B2 19 Also following FIG 8 the device 100 may in some circum stances remain configured with its original graphical user interface Returning to 805 if it is determined that there is a SIM or RUIM 126 present in the mobile device 100 then it is determined at 825 whether LAN connectivity in this example Wi Fi although the system may instead determine whether there is LAN connectivity through a different wire less connection or a fixed connection is provided on board the device 100 If it is not then the mobile device 100 user interface is adapted to reflect that only the cellular service and the cellulartelephone number is available
33. eing configured for voice communication using at least one mobile telecom munications standard and at least one IP based network determining whether the mobile device is configured for communication over a wireless LAN connection and configuring a user interface to reflect current voice com munication availability with a cellular telephone num ber associated with the mobile device when the mobile device is determined to be configured for communica tion over the cellular network connection and configuring the user interface to reflect current voice com munication availability with a direct inward dial number at a PBX associated with the mobile device when the mobile device is determined to be configured for communication over the wireless LAN connection or 5 10 20 25 30 35 40 45 50 55 60 65 22 the mobile device is determined to be configured for communication over the cellular network connection and connectivity is available overthe cellular network connection with the PBX the configuring of the user interface including displaying icons selectable to invoke corresponding service entry points for those telephony services for which the mobile device is currently configured and for which connectiv ity is available 2 The method of claim 1 wherein determining whether the mobile device is configured for communication over the cel lular network connection comprises at least one of determining
34. eiver stations The communication device 100 can also have voice communication capabilities FIG 1 is a block diagram of an exemplary embodiment of a communication device 100 The communication device 100 includes a number of components such as a main processor 102 that controls the overall operation of the communication device 100 Communication functions including data and voice communications are performed through a communica tion subsystem 104 Data received by the communication device 100 can be decompressed and decrypted by decoder 103 operating according to any suitable decompression tech niques and encryptioridecryption techniques according to various standards such as Data Encryption Standard DES Triple DES or Advanced Encryption Standard AES Image data is typically compressed and decompressed in accordance with appropriate standards such as JPEG while video data is typically compressed and decompressed in accordance with appropriate standards such as H 26x and MPEG x series standards The communication subsystem 104 receives messages from and sends messages to a wireless network 200 In this exemplary embodiment of the communication device 100 the communication subsystem 104 is configured in accor dance with one or more of Global System for Mobile Com munication GSM General Packet Radio Services GPRS standards Enhanced Data GSM Environment EDGE and Universal Mobile Telecommunications Service UMTS New stan
35. ent RF channels and associated protocols used between the communication device 100 and the wireless network 200 An RF channel is a limited resource that should be conserved typically due to limits in overall bandwidth and limited battery power of the communication device 100 When the communication device 100 is fully operational the transmitter 152 is typically keyed or turned on only when it is transmitting to the wireless network 200 and is otherwise turned off to conserve resources Similarly the receiver 150 is periodically turned off to conserve power until it is needed to receive signals or information if at all during designated time periods Other communication sub systems such as the WLAN communication subsystem 105 ha 5 30 35 40 45 8 shown in FIG 1 may be provided with similar components as those described above configured for communication over the appropriate frequencies and using the appropriate protocols FIG 3 is a block diagram of an exemplary implementation of a node 202 of the wireless network 200 In practice the wireless network 200 comprises one or more nodes 202 In conjunction with the connect module 144 the communica tion device 100 can communicate with the node 202 within the wireless network 200 In the exemplary implementation of FIG 3 the node 202 is configured in accordance with General Packet Radio Service GPRS and Global Systems for Mobile GSM technologies The node 202 include
36. ese tunnels are also referred to as Packet Data Protocol PDP Contexts and there are a limited number of these available in the network 200 To maximize use of the PDP Contexts the network 200 will run an idle timer for each PDP Context to determine if there is a lack of activity When a communication device 100 is not using its PDP Context the PDP Context can be de allocated and the IP address returned to the IP address pool managed by the DI ICP server 220 FIG 4 is a block diagram illustrating components of an exemplary configuration of a host system 250 with which the communication device 100 can communicate in conjunction with the connect module 144 The host system 250 will typi cally be a corporate enterprise or other local area network LAN but can also be a home office computer or some other private system for example in variant implementations In the example shown in FIG 4 the host system 250 is depicted asa LAN of an organization to which a user of the commu nication device 100 belongs Typically a plurality of mobile 20 40 45 50 10 devices can communicate wirelessly with the host system 250 through one or more nodes 202 of the wireless network 200 The host system 250 comprises a number of network com ponents connected to each other by a network 260 For instance a user s desktop computer 262a with an accompa nying cradle 264 for the user s communication device 100 is situated on a LAN connection The cr
37. ess the composed mes sages re format the composed messages if desired so that they will appear to have originated from the user s computer 262a and re route the composed messages to the message server 268 for delivery Certain properties or restrictions associated with messages that are to be sent from and or received by the communication device 100 can be defined e g by an administrator in accor dance with IT policy and enforced by the message manage ment server 272 These may include whether the communi cation device 100 can receive encrypted and or signed messages minimum encryption key sizes whether outgoing messages must be encrypted and or signed and whether cop les of all secure messages sent from the communication device 100 are to be sent to a pre defined copy address for example The message management server 272 can also be adapted to provide other control functions such as only pushing cer US 8 509 186 B2 13 tain message information or pre defined portions e g blocks of a message stored on the message server 268 to the communication device 100 For example in some cases when a message is initially retrieved by the communication device 100 from the message server 268 the message man agement server 272 can push only the first part ofa message to the communication device 100 with the part being of a pre defined size e g 2 KB The user can then request that more of the message be delivered in similar
38. evice typically communicating over net works over a wireless link it will be understood by those skilled in the art that the description is not intended to be so limiting and includes wired connections The mobile device 100 may therefore be equipped with multiple interfaces and transceivers for communicating over different fixed and wire less networks and may be configured to communicate over more than one network at a given time Further the mobile device 100 may capable of operating in a single line mode and in a multi line mode Thus inbound calls to a plurality of telephone numbers associated with the device 100 may be received at the device 100 when in multi line mode and when the device 100 is in the multi line mode outbound calls may be placed at the device 100 using a selected one of the telephone numbers associated with the device so that caller identification delivered to the recipient of the outbound call will identify the call as being placed using that selected telephone number Some inbound and outbound calls may be handled through a private branch exchange PBX in the same enterprise net work environment as the mobile device 100 for example a PBX associated with the host system 250 Ifthe mobile device is configured to communicate with the host system 250 over US 8 509 186 B2 15 at least a LAN the PBX may be configured to connect calls from the mobile device 100 and route calls directed to the device 100 over t
39. exemplary embodiment of FIG 4 To facilitate the operation of the communication device 100 and the wireless communication of messages and mes sage related data between the communication device 100 and components of the host system 250 a number of wireless communication support components 270 can be provided In some implementations the wireless communication support components 270 can include a message management server 272 a mobile data server 274 a web server such as Hypertext Transfer Protocol HTTP server 275 a contact server 276 and a device manager module 278 HTTP servers can also be located outside the enterprise system as indicated by the HTTP server 279 attached to the network 224 The device manager module 278 includes an IT Policy editor 280 and an IT user property editor 282 as well as other software com ponents for allowing an IT administrator to configure the communication devices 100 In an alternative embodiment there can be one editor that provides the functionality of both the IT policy editor 280 and the IT user property editor 282 The support components 270 also include a data store 284 and an IT policy server 286 The IT policy server 286 includes a processor 288 a network interface 290 and a memory unit 292 The processor 288 controls the operation of the IT policy server 286 and executes functions related to the standardized IT policy as described below The network interface 290 allows the IT policy server 286
40. hared network infrastructure 224 Each user in the organization that has been set up to send and receive messages is typically associated with a user account managed by the message server 268 Some exemplary implementations of the message server 268 include a Microsoft Exchange server a Lotus Domino server a Novell Groupwise server or another suitable mail server installed in a corporate environment In some imple mentations the host system 250 can comprise multiple mes sage servers 268 The message server 268 can also be adapted to provide additional functions beyond message manage ment including the management of data associated with cal endars and task lists for example When messages are received by the message server 268 they are typically stored in a data store associated with the message server 268 In at least some embodiments the data store can be a separate hardware unit such as data store 284 with which the message server 268 communicates Messages can be subsequently retrieved and delivered to users by accessing the message server 268 For instance an e mail client application operating on a user s computer 262a can request the e mail messages associated with that user s account stored on the data store associated with the message server 268 These messages are then retrieved from the data store and stored locally on the computer 262a The data store associated with the message server 268 can store copies of each
41. he LAN Calls may also be routed through a remotely hosted PBX service assigned to the enterprise but not necessarily forming a physical part of the enterprise s network The enterprise s systems may be distributed over significant geographic distances Hosted telephony services may be used to provide an integrated PBX environment for all users within the enterprise FIG 5 illustrates a possible network topology for the mobile device 100 including two possible paths for data traffic 510 and voice traffic 560 The enterprise environment ofthe host system 250 may include a PBX 580 provided with connectivity to the public switched telephone network rep resented in FIG 5 by the telephone network cloud 570 over a PRI primary rate interface connection The PBX 580 may be a conventional legacy PBX i e a TDM or time division multiplexing PBX or an IP PBX based on an IP architecture or combination thereof As noted above the PBX may be a remotely hosted service Voice communication between the mobile device 100 and the PBX 580 may therefore be routed through the wireless network 200 through the public switched telephone network 570 and wide area network 224 and thence to the PBX 580 and vice versa Each mobile device 100 to be connected with the PBX 580 as well as any conventional office telephones 590 connected to the PBX 580 may be assigned a DID direct inward dial or extension number In addition as described previously the mobile
42. he VLR 214 is controlled by the MSC 210 The station 206 is a fixed transceiver station and together with the BSC 204 form fixed transceiver equipment The fixed transceiver equipment provides wireless network cov erage for a particular coverage area commonly referred to as a cell The fixed transceiver equipment transmits commu nication signals to and receives communication signals from mobile devices within its cell via the station 206 The fixed transceiver equipment normally performs such functions as modulation and possibly encoding and or encryption of sig nals to be transmitted to the communication device 100 in accordance with particular usually predetermined commu nication protocols and parameters under control of its con troller The fixed transceiver equipment similarly demodu lates and possibly decodes and decrypts if necessary any communication signals received from the communication device 100 within its cell Communication protocols and parameters can vary between different nodes For example one node can employ a different modulation scheme and operate at different frequencies than other nodes For all communication devices 100 registered with a spe cific network permanent configuration data such as a user profile is stored in the HLR 212 The HLR 212 also contains location information for each registered mobile device and can be queried to determine the current location of a mobile device The MSC 210 is responsi
43. heel with dynamic button pressing capability The keyboard 116 may be an alphanumeric keyboard and or telephone type keypad However other types of keyboards can also be used A composed item can be transmitted over the wireless net work 200 through the communication subsystem 104 It will be appreciated that if the display 110 comprises a touch screen then the auxiliary subsystem 112 may still comprise one or more of the devices identified above For voice communications the overall operation of the communication device 100 is substantially similar except that the received signals are output to the speaker 118 and signals for transmission are generated by the microphone 120 Alternative voice or audio I O subsystems such as a voice message recording subsystem can also be implemented on the communication device 100 Although voice or audio signal output is accomplished primarily through the speaker 118 the display 110 can also be used to provide additional information such as the identity ofa calling party duration of a voice call or other voice call related information FIG 2 shows an exemplary block diagram of the commu nication subsystem component 104 The communication sub system 104 includes a receiver 150 a transmitter 152 as well as associated components such as one or more embedded or internal antenna elements 154 and 156 Local Oscillators LOs 158 and a processing module such as a Digital Signal Processor DSP 160 The
44. ica tions can be third party applications which are added after the manufacture of the communication device 100 Examples of third party applications include games calculators utilities etc The additional applications can be loaded onto the com munication device 100 through at least one of the wireless network 200 the auxiliary 110 subsystem 112 the data port 114 the short range communications subsystem 122 or any other suitable device subsystem 124 This flexibility in appli cation installation increases the functionality of the commu nication device 100 and can provide enhanced on device functions communication related functions or both For example secure communication applications can enable electronic commerce functions and other such financial trans actions to be performed using the communication device 100 The data port 114 enables a subscriber to set preferences through an external device or software application and extends the capabilities of the communication device 100 by providing for information or software downloads to the com munication device 100 other than through a wireless commu nication network The alternate download path can for example be used to load an encryption key onto the commu nication device 100 through a direct and thus reliable and trusted connection to provide secure device communication The data port 114 can be any suitable port that enables data communication between the communication devi
45. ice 2 Description of the Related Art Mobile communication devices such as smartphones may be used to extend the flexibility of fixed telephone networks within an enterprise For example dual mode smartphones capable ofoperating over both cellular and IP based networks may be deployed in an enterprise communication network equipped with a private branch exchange PBX The network may then route incoming telephone calls to the smartphone and outbound calls from the smartphone may appear to the recipient to originate from the user s desk telephone con nected to the PBX The fixed mobile convergence realized by integrating mobile devices into the enterprise s PBX provides for an improved user experience both for the mobile device users and callers since the system may extend desk phone functionality such as conference calling to the mobile device and also because the mobile device user may appear to be available and in the office even when travelling Although voice calls made using dual mode smartphones are typically connected over a cellular network voice calls may also be completed using Voice over IP VoIP protocols over an IP based network Thus for example if a wireless LAN LAN connection is available to the smartphone tele phone calls may be routed over the LAN BRIEF DESCRIPTION OF THE DRAWINGS In drawings which illustrate by way of example only embodiments of the present application FIG 1 is a block diagram of
46. igured to reflect voice communication availability over both the cellular net work connection and the wireless LAN connection the method further comprising detecting a loss of cellular network connectivity at the mobile device and configuring the user interface to reflect voice communica tion availability only over the wireless LAN connection 8 The method of claim 7 wherein the mobile device is configured to use at least one selected set of codecs for voice communication over the cellular network connection the method further comprising selecting a second set of codecs for voice communication over the wireless LAN connection upon detecting the loss of cellular network connectivity 9 A computer program product comprising a non transi tory medium storing code which when executed causes a communication device to carry out the method of claim 1 10 A mobile device including at least one communications subsystem a memory a processor in communication with the at least one com munications subsystem and the memory the processor being configured to determine whether the mobile device is configured for communication over a cellular network connection determine whether the mobile device is configured for communication over a wireless LAN connection US 8 509 186 B2 23 configure a user interface to reflect current voice com munication availability with a cellular telephone number associated with the mobile device when
47. interface auto matically deactivates the menu options associated with the device 100 In this embodiment the user interface items may be merely greyed out or may be removed altogether similar to FIGS 7A through 7D When the mobile device 100 regains the LAN signal at 1115 it may reconnect with the host system 250 and advise of its return to the network and then reinitial ize its integrated fixed and mobile voice communication sys tem and attempt to re provision itself downloading any new IT policies or other settings at 1120 In still a further embodiment the mobile device 100 may have been provisioned for dual mode communications as shown at 1200 of FIG 12 but may have been lacking the SIM or other registration information to be able to communicate over the cellular network Accordingly a first user interface displayed by the mobile device 100 may not include an option to select calling functions using the cellular network As a next step any SIM RUIM in the device 100 is detected at 1205 Next it is determined at 1210 whether the device is provisioned with cellular functionality as well Ifitis then the user interface is adapted by the mobile device 100 for a multi line telephone mode including cellular communica tions at 1215 if the device 100 is not so provisioned then the first user interface is retained at 1220 In a further embodi ment the mobile device 100 may be configured to receive a second SIM card in addition to th
48. interface is adjusted as described above further interface elements may be adapted as well As shown in FIG 9A some icons 910 930 displayed in the ribbon or the home screen 900a ofthe mobile device 100 may represent service entry points for services that require a cellular net work connection another icon 920 may represent another telephony service that is implemented through a LAN con nection Those icons representing services requiring the cel lular network connection may be removed as a result of the user interface adjustment described above as shown in the user interface 9005 of FIG 9B which illustrates that oficons 910 920 and 930 only the icon 920 relating to the service implemented through the LAN connection remains In the foregoing example the determination of the mobile device 100 s availability for CDMA may be determined from the current IT settings or provisioning of the mobile device 100 Further in the method illustrated in FIG 8 the determi nation whether the mobile device 100 user interface was to be adapted for single line mode was premised not only on the current IT settings or provisioning of the mobile device but also on whether the device 100 was provided with a SIM RUIM 126 However the user of the mobile device 100 may provide their own SIM RUIM 126 although use of the phone on the cellular network may be prohibited by the enterprise s internal policies Therefore as shown in FIG 10 in a further
49. m ttp www teleware co 56 Ref Cited ieved fi http 1 m PDF PMN FMI wp060903 pdf accessed Apr 27 2010 U S PATENT DOCUMENTS Image of GUI on iPhone showing options for calling http cdn 2004 0087307 Al 5 2004 Ibeetal 455 436 content compendiumblog com uploads user 19dc41 fd 9692 444d 2004 0066436 AL 190004 Mara 455 4262 Slee e9249034471a 881333a7 94c6 4f08 8257 02655134a168 Im 2005 0170854 Al 8 2005 Benco et al age 5a79a047453726ec5bf8a6628f37d112 jpg accessed Nov 8 2005 0190747 Al 9 2005 Sindhwanietal 370 352 2010 2006 0121916 Al 6 2006 Aborn et al DiVitas Networks DiVitas Mobile Unified Communications 2006 0159109 A1 7 2006 Lamkin etal 370 401 datasheet 2010 http www divitas com pdfs DiVitas Mobile 2007 0129103 Al 6 2007 Al Shaikh UC Datasheet pdf accessed Apr 27 2010 2007 0206569 Al 9 2007 Silver et al D2 Technologies Inc mCUE mobile convergence software solu 2007 0206580 Al 9 2007 Silver et al tion 2007 http www d2tech com 1 products mcue htm accessed 2007 0268858 Al 11 2007 Soto sse 370 328 Nov 8 2010 ESL a n s Raju al 455 552 1 OnRelay Inc Unified MBX Product Sheet 2010 retrieved from 2008 0130554 Al 2009 0113460 Al 2009 0258668 Al 2009 0279683 Al 2010 0009674 Al 6 2008 Gisby et al 4 2009 Parrish et al 10 2009 Kumar et al 11 2009 Gisby et al 1 2010 Sapkota et al OTHER PUBLICATIONS Private Mobile Networks Ltd Fixed
50. message that is locally stored on the communication 0 ha 5 40 45 50 60 12 device 100 Alternatively the data store associated with the message server 268 can store all of the messages for the user of the communication device 100 and only a smaller number of messages can be stored on the communication device 100 to conserve memory For instance the most recent messages i e those received in the past two to three months for example can be stored on the communication device 100 When operating the communication device 100 the user may wish to have e mail messages retrieved for delivery to the communication device 100 The message application 138 Operating on the communication device 100 can also request messages associated with the user s account from the mes sage server 268 The message application 138 can be config ured either by the user or by an administrator possibly in accordance with an organization s IT policy to make this request at the direction of the user at some pre defined time interval or upon the occurrence of some pre defined event In some implementations the communication device 100 is assigned its own e mail address and messages addressed specifically to the communication device 100 are automati cally redirected to the communication device 100 as they are received by the message server 268 The message management server 272 can be used to spe cifically provide support for the management
51. nels as Integrated Services Digital Network ISDN addresses are used for routing incoming and outgoing calls Currently all GPRS capable networks use private dynamically assigned IP addresses thus requiring the DHCP server 220 connected to the GGSN 218 There are many mechanisms for dynamic IP assignment including using a combination of a Remote Authentication Dial In User Service RADIUS server and a DHCP server Once the GPRS Attach is complete a logical connection is established from a communication device 100 through the PCU 208 and the SGSN 216 to an Access Point Node APN within the GGSN 218 The APN represents a logical end of an IP tunnel that can either access direct Inter net compatible services or private network connections The APN also represents a security mechanism for the network 200 insofar as each communication device 100 must be assigned to one or more APNs and communication devices 100 cannot exchange data without first performing a GPRS Attach to an APN that it has been authorized to use The APN can be considered to be similar to an Internet domain name such as myconnection wireless com Once the GPRS Attach operation is complete a tunnel is created and all traffic is exchanged within standard IP packets using any protocol that can be supported in IP packets This includes tunneling methods such as IP over IP as in the case with some IPSecurity Ipsec connections used with Virtual Private Networks VPN Th
52. nication device 100 also includes an operating system 134 and software components 136 to 146 which are described in more detail below The operating system 134 and the software components 136 to 146 that are executed by the main processor 102 are typically storod in a persistent store such as the flash memory 108 which can alternatively be a read only memory ROM or similar storage element not shown Those skilled in the art will appreciate that portions ofthe operating system 134 and the software components 136 to 146 such as specific device applications or parts thereof can be temporarily loaded into a volatile store such as the RAM 106 Other software components can also be included as is well known to those skilled in the art The subset of software applications 136 that control basic device operations including data and voice communication applications will normally be installed on the communica tion device 100 during its manufacture Other software appli cations include a message application 138 that can be any suitable software program that allows a user of the commu nication device 100 to send and receive electronic messages Various alternatives exist for the message application 138 as is well known to those skilled in the art Messages that have been sent or received by the user are typically stored in the flash memory 108 of the communication device 100 or some other suitable storage element in the communication device 100 In
53. odecs for voice communication over the LAN connection upon detecting the loss of cellular network connectivity In yet a further aspect the mobile device may be configured to place and receive voice calls via a PBX over either the cellular network the LAN connection or both These embodiments will be described primarily in relation to a mobile wireless communication device such as a smart phone hereafter referred to as a mobile device It will be appreciated by those skilled in the art however that this description 1s not intended to limit the scope ofthe described US 8 509 186 B2 3 embodiments to smartphones The methods and systems described herein may be applied to any appropriate commu nication or data processing device whether portable or not including without limitation cellular phones smartphones organizers personal digital assistants desktop computers terminals laptops tablets notebook computers and the like The embodiments described herein may be implemented on a communication device such as that illustrated in FIGS 1 and 2 The communication device may communicate with other devices over a wireless communication system or enter prise system as illustrated in FIGS 3 and 4 The communi cation device 100 may be a mobile device with two way communication and advanced data communication capabili ties including the capability to communicate with other mobile devices or computer systems through a network of transc
54. on The graphical user interface 600a also provides menu items to select further options screens for the mobile network 626 Bluetooth 628 and Wi Fi 630 Turning to FIG 6B a further graphical user interface 6005 is shown displaying the status of services available at the mobile device 100 The graphical user interface 6005 lists Integrated Mobile Voice 640 representing the fixed mobile convergence feature of receiving and placing calls via the PBX 580 from the mobile device 100 as being available and connected through the Mobile Network meaning that this voice service is provided via the data communication path 510 through the wireless network 200 shown in FIG 5 Similarly the Mobile i e cellular service 641 and the Enterprise Server service 644 are indicated as being con nected through the Mobile Network as well In this example however Internet Service 642 is indicated as being connected through the Wi Fi Network This setting may have been established using a configuration setting or in response to an express user instruction to use the Wi Fi net work 520 for Internet service The graphical user interface 6005 also shows current status information regarding the mobile network type 646 and provider 648 and some detail concerning the LAN in this example the Wi Fi network 650 FIG 6C illustrates a further possible graphical user inter face 600c displaying mobile network options for the device 100
55. or other public wide area network 224 and thence to the host system 250 At the same time if the mobile device 100 is a multiple mode device it may also communicate with the host system 250 over an enterprise LAN represented by the access point 520 The mobile device 100 may therefore be able to handle calls routed through the PBX 580 not only over the wireless network 200 but also through the LAN 520 This network configuration thus pro vides the user with a communication service handling both fixed and wireless voice calls It will also be appreciated by those skilled in the art that access to the host system 250 need not be limited to access via the enterprise LAN network whether wireless or not Instead the mobile device 100 may 20 25 30 35 40 45 50 55 60 65 16 access the host system 250 over a network such as the wide area IP network 224 via an access point 530 which may be located at the mobile device user s home or at a public or private Wi Fi hotspot For some wireless networks 200 or LANs 520 the mobile device 100 may be registered or activated with the respective network process for identifying a subscriber to a cellular network using a SIM card 126 is described above Other methods of registering or identifying the mobile device 100 to various networks will be known to those of ordinary skill in the art However registration or activation may not be required for all wireless networks 200
56. ourth Day of September 2013 Teresa Stanek Rea Deputy Director of the United States Patent and Trademark Office
57. particular design of the communi cation subsystem 104 is dependent upon the communication network 200 with which the communication device 100 is intended to operate Thus it should be understood that the design illustrated in FIG 2 serves only as one example Signals received by the antenna 154 through the wireless network 200 are input to the receiver 150 which can perform such common receiver functions as signal amplification fre quency down conversion filtering channel selection and analog to digital A D conversion AID conversion of a received signal allows more complex communication func tions such as demodulation and decoding to be performed in the DSP 160 In a similar manner signals to be transmitted are processed including modulation and encoding by the DSP 160 These DSP processed signals are input to the transmitter 152 for digital to analog D A conversion frequency up conversion filtering amplification and transmission over the wireless network 200 via the antenna 156 The DSP 160 not only processes communication signals but also provides for receiver and transmitter control For example the gains applied to communication signals in the receiver 150 and the transmitter 152 can be adaptively controlled through auto matic gain control algorithms implemented in the DSP 160 The wireless link between the communication device 100 and the wireless network 200 can contain one or more differ ent channels typically differ
58. rough the PBX 580 Therefore the device 100 will be reachable through two distinct telephone numbers and each telephone number will be routed to a different path In other embodiments it may be possible to provision the device 100 with more than two telephone numbers US 8 509 186 B2 17 Accordingly the mobile device 100 may be configured with a user interface providing the user of the mobile device 100 with access to all lines Referring to FIG 6A a first example ofa graphical user interface 600a is shown displayed in the display 110 of a mobile device 100 configured for multiple line and dual mode service The graphical user interface 600a may comprise a banner display typically posi tioned across the top of the display 110 This banner display may be used to display current time and date information In addition the banner display may feature information about the currently joined network and signal strength 610 In the example of FIG 6A the currently joined network is indicated to be an EDGE network The particular graphical user interface 600 shown in FIG 6A is an options screen for managing the connections of the mobile device 100 The graphical user interface 600a features options for turning on or off individual network connections here indicated as Mobile Network 620 representing the cellular network Bluetooth 622 and Wi Fi 624 In this example both the mobile and Wi Fi networks 620 624 are indicated as being
59. s abase station controller BSC 204 with an associated tower station 206 a Packet Control Unit PCU 208 added for GPRS sup port in GSM a Mobile Switching Center MSC 210 a Home Location Register HLR 212 a Visitor Location Registry VLR 214 a Serving GPRS Support Node SGSN 216 a Gateway GPRS Support Node GGSN 218 and a Dynamic Host Configuration Protocol DHCP 220 This list of com ponents is not meant to be an exhaustive list of the compo nents of every node 202 within a GSM GPRS network but rather a list of components that are commonly used in com munications through the network 200 Ina GSM network the MSC 210 is coupled to the BSC 204 and to a landline network such as a Public Switched Tele phone Network PSTN 222 to satisfy circuit switched requirements The connection through the PCU 208 the SGSN 216 and the GGSN 218 to a public or private network Internet 224 also referred to herein generally as a shared network infrastructure represents the data path for GPRS capable mobile devices In a GSM network extended with GPRS capabilities the BSC 204 also contains the Packet Control Unit PCU 208 that connects to the SGSN 216 to control segmentation radio channel allocation and to satisfy packet switched requirements To track the location of the communication device 100 and availability for both circuit switched and packet switched management the HLR 212 is shared between the MSC 210 and the SGSN 216 Access to t
60. s net work 200 LAN 520 or access point 530 For example con figuration settings may be established disabling one or more modes of communication If the configuration settings are set to disable cellular communications the mobile device 100 may be restricted to communication over the LAN 520 only Such a setting may be desirable in an enterprise environment where security or accounting concerns require that calls be routed through the host system 250 for its authentication and record keeping functions or where it is desirable to control costs by disabling cellular communication The mobile device 100 may be restricted to permit communication over the access point 530 as well in this instance These additional settings may be stored in a branding or configuration file stored in the memory of the mobile device 100 When the mobile device 100 is initialized the settings which may have been established during the provisioning described above are checked to determine whether the mobile device 100 is per mitted to communicate using each provisioned service When the mobile device 100 is configured to handle both fixed and mobile voice communications as described above the device 100 may consequently be converted from a single line device a device associated with a single telephone number to a multiple line device The mobile device 100 may be registered with a cellular network service but at the same time it may be associated with a DID th
61. some other server in the host system 250 Alternatively the host system 250 can comprise multiple message management servers 272 particularly in variant implementations where a large number of mobile devices need to be supported The device manager module 278 provides an IT adminis trator with a graphical user interface with which the IT admin 0 a 5 40 45 55 65 14 istrator interacts to configure various settings for the commu nication devices 100 As mentioned the IT administrator can use IT policy rules to define behaviors of certain applications on the communication device 100 that are permitted such as phone web browser or Instant Messenger use The IT policy rules can also be used to set specific values for configuration settings that an organization requires on the communication devices 100 such as auto signature text WLAN VoIP VPN configuration security requirements e g encryption algo rithms password rules etc specifying themes or applica tions that are allowed to run on the communication device 100 and the like Rendering data files originally optimized or prepared for visualization on large screen displays on a portable electronic device display often requires additional processing prior to visualization on the small screen portable electronic device displays According to an embodiment this additional pro cessing is accomplished by the rendering engine 125 shown in FIG 1 As will be appre
62. story 56 References Cited U S PATENT DOCUMENTS 7 606 190 B2 10 2009 Markovic etal 370 328 2002 0132638 Al 9 2002 Plahte et al Continued FOREIGN PATENT DOCUMENTS EP 2018014 Al 1 2009 WO 2008058360 Al 5 2008 OTHER PUBLICATIONS Apple iPhone 3G user manual Jul 11 2008 pp 1 154 XP007907619 retrieved from the Internet http manuals info apple com en US iPhone User Guide pdf Continued Primary Examiner Paul H Masur 74 Attorney Agent or Firm Jenna L Wilson Dimock Stratton LLP 57 ABSTRACT A system and method implemented at a communication device for providing access to telephony services over one or more of a number of communication networks including cellular networks and IP based fixed and wireless networks A mobile device may be configurable for voice communica tion over both a cellular network and a LAN e g a wireless LAN and may be adapted to place and receive calls via a PBX over one of the cellular network and the LAN When it is determined that the mobile device is configured for voice communication using one or both of the cellular network connection and the LAN connection the mobile device may automatically adapt its user interface to reflect the availability of voice communication only over those connections that are available 17 Claims 10 Drawing Sheets adapt Ul for cellular o only 225 US 8 509 186 B2 Page 2 eferences Cite retrieve ro
63. sumed that future voice US 8 509 186 B2 21 communication will be routed through the LAN so at 1315 the mobile device 100 may retrieve a further set of codecs identified in a second profile setting for use with the LAN This further set of codecs may then be used to negotiate a new voice connection with the other device The systems and methods disclosed herein are presented only by way of example and are not meant to limit the scope of the subject matter described herein Other variations of the systems and methods described above will be apparent to those in the art and as such are considered to be within the scope of the subject matter described herein For example it should be understood that steps and the order of the steps in the processing described herein may be altered modified and or augmented and still achieve the desired outcome The systems and methods data may be stored in one or more data stores The data stores can be of many different types of storage devices and programming constructs such as RAM ROM flash memory programming data structures programming variables etc It is noted that data structures describe formats for use in organizing and storing data in databases programs memory or other computer readable media for use by a computer program Code adapted to provide the systems and methods described above may be provided on many different types of computer readable media including computer storage mech
64. technology e g YK compression JPEG MPEG x H 26x and other known techniques and encrypted e g using an encryption technique such as DES Triple DES or AES and then pushed to the communication device 100 via the shared network infrastructure 224 and the wireless network 200 While encoder 277 is only shown for mobile data server 274 it will be appreciated that each of message server 268 message management server 272 and HTTP servers 275 and 279 can also have an encoder associ ated therewith The contact server 276 can provide information for a list of contacts for the user in a similar fashion as the address book on the communication device 100 Accordingly for a given contact the contact server 276 can include the name phone number work address and e mail address of the contact among other information The contact server 276 can also provide a global address list that contains the contact infor mation for all of the contacts associated with the host system 250 It will be understood by persons skilled in the art that the message management server 272 the mobile data server 274 the HTTP server 275 the contact server 276 the device manager module 278 the data store 284 and the IT policy server 286 do not need to be implemented on separate physi cal servers within the host system 250 For example some or all ofthe functions associated with the message management server 272 can be integrated with the message server 268 or
65. the mobile device is determined to be configured forcom munication over the cellular network connection and configure the user interface to reflect current voice com munication availability with a direct inward dial num ber at a PBX associated with the mobile device when the mobile device is determined to be configured for communication over the wireless LAN connection or the mobile device is determined to be configured for communication over the cellular network connection and connectivity is available over the cellular network connection with the PBX the configuring of the user interface including displaying icons selectable to invoke corresponding service entry points for those telephony services for which the mobile device is currently configured and for which connectiv ity is available 11 The mobile device of claim 10 wherein the mobile device is configured for voice communication over the cellu lar network connection using at least one mobile telecommu nications standard and at least one IP based network 12 The mobile device of claim 10 wherein the processor is configured to determine whether the mobile device is config ured for communication over the cellular network connection by determining at least one of whether a SIM or RUIM card is present in the mobile device and whether the mobile device is an activated CDMA device 13 The mobile device of claim 10 wherein the processor is adapted to determine whether
66. to be used at 835 In some embodiments the mobile device 100 may still be con figured for a two line mode since the PBX 580 may be configured to provide connections for both lines to the mobile device 100 over the cellular network If a LAN connection e g Wi Fi is available then at 830 the mobile device 100 s user interface may be adapted to reflect that there remain at least two possible lines to the mobile device 100 so the user interface need not be adapted Similarly if at 805 it is deter mined that there is no SIM RUIM 126 present but at 810 it is determined that the mobile device 100 is an activated CDMA device which does not require a SIM card at 825 it is then determined whether the device 100 is equipped with LAN connectivity If it is not then again the mobile device 100 s user interface is adapted to reflect that only cellular service is available If LAN connectivity is available then the user interface may be adapted to reflect that there remain at least two possible lines to the mobile device 10 Thus if cellular service is not available to the mobile device 100 then the mobile device 100 s user interface may be adapted so that it appears that the device 100 is a single line device but con versely if cellular service is available to the mobile device 100 in this embodiment the device 100 will be configured for cellular service regardless ofthe presence or absence of Wi Fi at the mobile device 100 When the user
67. to communicate with the various components of the host system 250 and the commu nication devices 100 The memory unit 292 can store func tions used in implementing the IT policy as well as related data Those skilled in the art know how to implement these various components Other components can also be included as is well known to those skilled in the art Further in some implementations the data store 284 can be part of any one of the servers Inthis exemplary embodiment the communication device 100 communicates with the host system 250 through node US 8 509 186 B2 11 202 ofthe wireless network 200 and a shared network infra structure 224 such as a service provider network or the public Internet Access to the host system 250 can be provided through one or more routers not shown and computing devices of the host system 250 can operate from behind a firewall or proxy server 266 The proxy server 266 provides a secure node and a wireless internet gateway for the host system 250 The proxy server 266 intelligently routes data to the correct destination server within the host system 250 In some implementations the host system 250 can include a wireless VPN router not shown to facilitate data exchange between the host system 250 and the communication device 100 The wireless VPN router allows a VPN connection to be established directly through a specific wireless network to the communication device 100 The wireless VPN router can b
68. whether a SIM or RUIM card is present in the mobile device and determining whether the mobile device is an activated CDMA device 3 The method ofclaim 1 wherein determining whether the mobile device is configured for communication over the wire less LAN connection comprises determining whether the mobile device comprises a communications subsystem con figured for communicating over the wireless LAN connec tion 4 The method ofclaim 1 wherein determining whether the mobile device is configured for communication over the cel lular network connection comprises determining whether connectivity overthe cellular network has been inactivated by a policy setting at the mobile device 5 The method of claim 1 wherein the configuring of the user interface includes removing icons selectable to invoke corresponding service entry points for telephony services for which the mobile device is not currently configured or for which connectivity is currently not available 6 The method of claim 1 wherein the configuring of the user interface further comprises displaying a mobile device telephone number only for those telephony services for which the mobile device is currently configured and for which con nectivity is available 7 The method of claim 1 wherein the mobile device is initially configured for communication over the cellular net work connection and the wireless LAN connection and fur ther wherein the user interface is initially conf

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