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Contents
1. Bunepdn DISZIAA lepdn Jajuasasd Patent Application Publication Mar 9 2006 Sheet 12 of 14 US 2006 0050240 A1 Presenter Module Update Status Status Percent Complete H Dragonfiy Resetting 10096 LightStream In Progress 70 Starship Enterprise Queued 0 Yadda Yadda Queued FIG 15 Presenter Module Update Status Percent Complete Dragonfly Updated 100 LightStream Resetting 100 Starship Enterprise In Progress 70 Yadda Yadda Queued FIG 16 US 2006 0050240 A1 Mar 9 2006 Sheet 13 of 14 Patent Application Publication LV Sls payepdn jnjsseoons asam sajnpow jejuese1gd pajoajas Y Qu uuno s pajepdn uana s p yepdn Qu uno et p yepdn Queuno GL p lepdn UOISJ A SJEMWJ 4 snjejs epdn EPPEA eppeA siidi lu3 diusie s ueensiubr Ayuobeig Jajuosad payepdn Ajnjsses9ns a18M s npoui Ja USSaig uoluM sajeoipui M Q jet U L p usiu 3 epdn p1JeZIM yepdn Jajuasad US 2006 0050240 A1 Mar 9 2006 Sheet 14 of 14 Patent Application Publication 8L 9513 uieBe way An o uognq xoeg eui xor eBuei jo zno 10 yo p u n esn ul Ady esneoeq eq jou pino sajnpow 1ejueseJg eulos L p lepdn EPPEA eppeA uMouxur pales sudi ug diysueys Quand GL papan uieengiubr JUSIIND sl pajepdn ljJuoBeiq m UOlS3 A SIEM snes ejepdn2. SY pJezIM lepdn 1 lu s ig US 2006 0050240 A1 Mar 9 2006 Sheet 9 of 14 Patent Application Publication CV Ols ves UO peuinj s 10 00 0 y 5 ee UEOS yol el ui jou si JUBM noA ejnpotu J lu s id eui il pexoeuo SI xoq e ss lun p lqesiq lqeleAy apio 0 1 3116 eppeA eppeA BJ lqelleAv Gepio o 22809 sudi u3 diusie S A e qeiie y o z ZSr1SS ssog O sn ul G pio 071 36209 sseouugd lQEHEAV uand 971 986461 slul 1010 O e qeieAv epio 0 O ZA82 ueegsiubr Si ele epio 04 8rtvcl AyuoBeig D DEE uun e je npouu Jejuesejg euo UBU aow ued noA SL UOISJ8A ejepdf o sejnpoui 193uosoJd 159 S pJeziM yepdn jejueseug Patent Application Publication Mar 9 2006 Sheet 10 of 14 US 2006 0050240 A1 Installing Over Newer Version Some selected projectors have a newer version of the Presenter firmware Are you sure you want to install the older version FIG 13 Installing over Newer Version Alert US 2006 0050240 A1 Mar 9 2006 Sheet 11 of 14 Patent Application Publication VL l panang p n no panang sseJBoJd U ajajdwo9 uad snes epdn EPPEA EPPEA esudieju3 diysseys Wed SU Ayuobeiq lnpolN s lnpouu J j u s iq ul eeu au ayepdn JIUM PEM eseo d
3. us Fig 10B other projectors 1019 are available Alert warns user s he will lose current network connectivity 1021 Mgr scans all IBSS networks 1022 1023 Present other projectors in list 1024 From Fig 10B FIG 10A Patent Application Publication From Fig 10A 1005 No Unknown Desired projector s status is Unknown User highlights it and clicks Project button To To Fig 10A Fig 10A 1007 Alert vvams user s he will lose current network Cancel connectivity 1010 Alert appears saying that desired projector is either out of range or turned off 1012 No In Use 1013 OK Alert appears saying that desired projector is in use 1017 FIG 10B Mar 9 2006 Sheet 7 of 14 US 2006 0050240 A1 User highlights it and clicks Project button User s desktop is projected onscreen 1014 When done user clicks Stop Projecting and closes application 1015 Previous WLAN settings are restored 1016 US 2006 0050240 A1 Patent Application Publication Mar 9 2006 Sheet of 14 LL Sls laoueg X8N OI enunuoo o L 6uieq si 1 eu JIUA Jojoafosd out aen zou oq ui pue uo p uln s Jajuasald peuisep eu ui 1o o oid eu eins exeui uiBeq noA CL UOISJ A O BOIASP J lu s 1q INOA uo arenu OU lepdn WA PJEZIM siu L pJeziM lepdn
4. mentations in Windows and or Apple OS X environments any environment may be used such as PALM or other PDA operating environments and as such the present disclosure provides some operational details common to any operating system environment Further the term Presenter is used to describe the overall image presentation system including but not limited to the image source e g a computing device the presenting device e g a digital projector and any image compression decompression transmission hard ware firmware and or software associated with these devices US 2006 0050240 A1 0017 The disclosed user interface system may be used with any suitable image transmitting receiving rendering device and associated projector device An example a suit able device is described below with regard to FIGS 1 2 and 4 0018 Referring now specifically to FIG 1 an image display system is shown generally at 10 Image display system 10 typically includes an image projector or visual Presentation projector 12 and an image rendering or image transformation device 14 Briefly image rendering device 14 is operably coupled to or otherwise operably associated with image projector 12 such that images are transferred from image rendering device 14 to image projector 12 for presentation on a projection or viewing surface Image rendering device 14 is adapted to receive images from a plurality of different sources and is further adapted to
5. automatically transmit a projectable image to image projec tor 12 Image rendering device 14 may also be referred to herein as Image rendering module or presenter module 0019 Image projector 12 may be any suitable display device including but not limited to liquid crystal display LCD projectors digital light processing DPL projectors etc 0020 The depicted image rendering device 14 includes a body 15 Body 15 is configured to be selectively inserted at least partially within an attachment slot 17 in Image projec tor 12 Specifically body 15 includes a projector connecter 16 Projector connector 16 functions to couple image ren dering device 14 to image projector 12 Projector connector 16 further functions to transmit or transfer a projectable image to image projector 12 As illustrated in FIG 1 pro jector connector 16 may include a plug 18 that is adapted to be received into a corresponding outlet 20 in image projector 12 permitting image rendering device 14 to directly engage or plug into image projector 12 Attachment structures including latches 22 projections pins tabs braces screws or other suitable supports may be used to retain image rendering device 14 within outlet 20 Alternatively instead of an integral connector projector connector 16 may be attached to projector 12 in a remote fashion via a cable and suitable plug 0021 Body 15 of image rendering device 14 may include at least one im
6. one projector based on identified status and transmitting data to at least one projector depending on whether it is selected 10 US 2006 0050240 A1 Patent Application Publication Mar 9 2006 Sheet 1 of 14 18 14 30 15 36 2 N FIG 1 FIG 2 Patent Application Publication Mar 9 2006 Sheet 2 of 14 US 2006 0050240 A1 WINDOWS USER INTERFACE SCREEN 76 78 SERVER 80 82 US 2006 0050240 A1 Mar 9 2006 Sheet 3 of 14 Patent Application Publication lQELHEAV ue ueuM p lqeu 9 SIs Bugoeloud Apuana si sasn j Pe qesiq peyejes si Jojoefoud uwouyun 40 J p jqeug Pejqeue esiwuaujo Bugoefoud Anue ur SI Jaen p lqesiq So2u8JeJ8ld MOUS esf ul 426328 5141 elo eigeiie v 62968 ssog el r lQEHEAV revel Ayuobe1q 2 smes puma sop biql yNejap ay euiooeq ued jjoefoig p o j s SI J0joefoud umouyur 10 eq Aew suol nq s5um s pue jjoefoig yog JSDEUEIN Ta Aq payoajas eq Aew 1o o loid umouyun ysuy 9 ejqejeAe OU SI 3494 j Aq pajoejos eq Aew 10joofoud 35114 sjeedde uoo JeDeue A Patent Application Publication Mar 9 2006 Sheet 4 of 14 US 2006 0050240 A1 The selected projector projector namel is out of range or turne
7. user was not projecting the splashette may update itself with the new name and the name may also update in the projector manager list 100551 If the user clicks the Show Preferences button in the normal view the window may expand and the button toggles to Hide Preferences The expanded view may give the user access to application specific preferences for example The Show Hide Preferences button may always be enabled however preferences that cannot be changed dur ing projection may still be disabled while the user is pro jecting FIG 8 shows an example expanded window of the presenter manager 100561 The resolution slider may provide three or more ticks or less if desired The text in the table below may appear in tool tips that appear above each tick mark System Left Middle Right PC 800 x 600 x 1024 x 768 x 1024 x 768 x 16 bit color 16 bit color 24 bit color Mac 800 x 600 x 1024 x 768 x 1024 x 768 x thousands of colors thousands of colors millions of colors 100571 The slider thumb can default to any tick such as the middle tick The user can then move the input focus to Mar 9 2006 the resolution slider by pressing Ctrl R and use the right and left arrow keys on the keyboard to move the slider s thumb back and forth or using a mouse The selection on the resolution slider is invoked when the user projects and when the user stops projecting the user s previous display reso lution setting if different may be res
8. disclosure 0034 An exemplary network environment is shown in FIG 4 As illustrated image rendering device 14 may be connected directly to a LAN 74 via a wired and or wireless network card Image rendering device 14 may be further linked to a second LAN 76 and or a WAN 78 such as the Internet through LAN 74 Image rendering device 14 also may be able to connect to a remote server 80 or user 82 via LAN 74 Such a configuration may enable a user to run a presentation on image projector 12 from a remote location 0035 Tt should be noted that image rendering device 14 may be compact and portable Typically image rendering device 14 may be much smaller and lighter than a conven tional laptop Moreover no user input device such as a keyboard or mouse is necessary although one can be included if desired The device can be an automatic ren dering engine configured to automatically render and trans mit images from a first source to an image projector for display 0036 As noted above a user interface may be used with the system to enable a user to perform various functions such as transferring and projecting images While one example user interface was described above various others may be used One such alternative embodiment user inter face may have the following components an installer a presenter manager a projector manager an uninstaller and online help documentation 0037 The installer may be used to walk the user
9. may take a snapshot of the user s current wireless local area network WLAN settings and populate a list of projectors with projectors and or image rendering devices found in the current WLAN as well as the last five image rendering devices used MRU or most recently used The projectors on the current WLAN may be discovered in any suitable manner Suitable manners of discovering projectors on the WLAN include but are not limited to monitoring a multicast address on the WLAN to which the projectors and or image rendering devices are configured to send announcement messages or beacons announcing their presence and or availability and or receiving broadcast or unicast beacons Note that while in this example the last five devices used may be included this is just an example and more or less or none of the last or previously used devices may be listed Further details of the operation of the pre senter manager are provided below with regard to FIG 10 0042 As shown in FIG 5 the list of projectors may have three columns Projector ID Number and Status By default the primary sort is by status and the secondary sort is by projector name although other sorting approaches may be used if desired The first available projector in the list is highlighted by default and if there are no available projec tors in the list then the first unknown projector is high lighted by default The user can move the highlight bar by pressing
10. port parallel port e g enhanced parallel port EPP extended capabilities port ECP etc It should be noted that more than one peripheral connector may be provided on body 15 Further image rendering device 14 may also include a light such as a light emitting diode LED 30 which can be used for diagnostic functions described in more detail below Alternatively the LED 30 may be located as the projector such as in the example when image rendering device 14 is internally located in projector 12 0023 In an alternative embodiment selected functions and selected components of image rendering device 14 may be integrally formed within projector 12 0024 FIG 2 illustrates an exemplary use environment in which image rendering device 14 may be implemented Specifically image rendering device 14 is shown in a net work environment 61 Network environment 61 may include a plurality of different devices such as computers laptops servers handheld computers etc The insertion of an appro priate network card into image rendering device 14 may enable presentation content on each of the network devices to be selectively transmitted to image rendering device 14 for display by image projector 12 As shown image projec tor 12 may display the transferred image onto a display surface 65 0025 In one embodiment a splashette function may be included in the device 14 and or projector 12 The splashette may include a small window that app
11. s MAC address may also be provided as read only information The Settings button is still available when projecting but all content of the settings dialog may be read only to reduce disruption of a presentation A diagnostics tab may also be provided which may enable a user to blink LED 30 on a projector or image rendering device to verify a proper connection and or restore factory settings The diagnostics tab may also illus trate the LED location on the projector or device such as on the image rendering device 30 0054 Also from the settings dialog a password can be set and used Users do not have to set a password and by default there is no password However any user could select and change an image rendering device module s settings If the user is concerned about others changing the presenter module s settings s he can protect the settings with a password To set a password the user clicks a button in the settings dialog and a password dialog appears which allows the user to set and confirm a password If a password is set the next time the user opens the settings dialog all of its settings and controls are read only and the password is required to make changes If the user just changes the image rendering device module s name the user will still be communicating with the image rendering device module If the user was projecting at the time the name was changed projection continues and the name updates in the list If the
12. service set BSS mode may be used Next in block 1023 the user interface determines whether any other images have been detected If not the alert from block 1020 is provided Alternatively if so the user may present other image ren dering devices in the list instead in block 1024 0077 The above user interface may provide a way for multiple users to effectively utilize multiple projection sys tems in with a simple and easy to use interface 0078 However because underlying software and or firmware may be occasionally upgraded and different devices may be updated at different rates if at all an update manager may be provided to enable backward compatibility and various other features 0079 For example when a new version of the image rendering device firmware becomes available users will be able to update their module s firmware via an update routine Users will likely download a self extracting ZIP file from a web site although other approaches may also be used One example embodiment of an update routine is described below 0080 Specifically when the user double clicks the ZIP file for example the update routine self extracts and the screen in FIG 11 appears When the user clicks the Next button the screen in FIG 12 appears which shows a list of projectors and or other devices populated with those found all boxes may be unchecked by default For example the list may be populated with presenter enabled projec
13. the data to communicate with the image sources and peripheral devices and to perform these func tions with reduced input and effort from a user 0015 This disclosure includes various example user interface systems for use with an image transmitting receiv ing rendering device and an associated projector device The user interface may be configured to allow a user to control the image transmitting receiving rendering device and to utilize the image transmitting receiving rendering device to control the presentation of content by and administrative aspects of the associated projector device The disclosed user interface systems may be implemented in many differ ent use environments Also the disclosed user interface systems can be simple enough for inexperienced users to use yet includes capabilities permitting experienced users to access advanced features 0016 The disclosed projector device user interfaces may include several individual components These may include but are not limited to an installer a presentation manager configured to manage the presentation of an image by the associated projector device a projector manager config ured to manage the administrative aspects of the associated projector device an uninstaller and online help documen tation Various features of these components are described in more detail below While the disclosure provides an over view of the user interface by describing particular imple
14. the up down arrow keys or with the mouse for example While the depicted embodiment includes a list of projectors it will be appreciated that it may include other types of image display devices in the list Examples include but are not limited to rear projection display devices 0043 The Status column indicates whether each projec tor is available in use or unknown although other identi fiers could be used or only a single identifier may be used If a projector is in use its name may be grayed out unless it is the projector the user is currently using If there is only one available projector in the list it may be selected by default A projector s status may be unknown if it is one of the last 5 projectors used but is not on the current WLAN for example 100441 A projector may be dropped from the list when a beacon is no longer heard and the WLAN settings are the same as when last checked and an attempt to connect to that projector has failed Otherwise the projector is left in the list and is unknown However a user may also drop a projector from the list manually 100451 Note that there may be issues with listening for beacons and adding dropping devices to the list based on the beacon For example a value that is too short may result in projectors flashing in and out of the list Alternatively a value that is too long may result in inaccurate status Therefore in one example the time to listen for a beacon on PC bas
15. wherein said status indicates whether one of said projectors on said list is available to receive data 10 The method of claim 6 wherein said transmitted data Is image data received by said selected projector to be displayed on a screen by said projector 11 The method of claim 6 wherein said status indicates whether one of said projectors on said list is in use 12 The method of claim 1 further comprising disabling transmission of said data to said selected projector and thereby changing status of said selected projector 13 A method for interfacing a device to a projector comprising identifying a wireless network to which the device is connected identifying a list of projectors identifying a status of each of said projectors on said list enabling scanning for projectors on said list not found on said network enabling selection of projectors based on said identified status of each of said projectors and transmitting data over said wireless network to a selected projector 14 The method of claim 13 wherein said list includes a projector not on said network 15 The method of claim 13 wherein said list includes a previously used projector 16 The method of claim 13 wherein said list includes a projector on said network 17 The method of claim 13 wherein said status indicates whether one of said projectors on said list is available to receive data 18 The method of claim 13 wherein said transmitted data is ima
16. 1ejyueseJd jnjsseoons 918M so npoui Jejueseld sejeoipui MOJ9q 191 out Peusiui4 pJeziM Jajuasaug US 2006 0050240 A1 PROJECTOR DEVICE USER INTERFACE SYSTEM RELATED APPLICATIONS 0001 This application is a continuation of U S patent application Ser No 10 858 670 filed Jun 1 2003 which is a continuation in part of U S Pat No 6 830 340 filed Dec 26 2001 issued Dec 14 2004 and also claims the benefit of U S Provisional Patent Application No 60 474 501 filed May 29 2003 The entirety of each of the above named applications is herein incorporated by reference for all purposes TECHNICAL FIELD 0002 The present disclosure relates generally to a user interface and related system for a projection device BRIEF DESCRIPTION OF THE DRAWINGS 0003 The disclosure is illustrated by way of example and not by way of limitation in the figures of the accompanying drawings in which the like references indicate similar elements and in which 0004 FIG 1 is an exploded isometric view of an image projector and an image rendering device according to one embodiment 0005 FIG 2 is a graphical representation of an exem plary use environment in which the embodiment of FIG 1 may be implemented 0006 FIG 3 is a representative user interface for the system depicted in FIG 1 showing an embodiment of a projector selection window 0007 FIG 4 is a schematic
17. US 20060050240A1 a2 Patent Application Publication ao Pub No US 2006 0050240 A1 oa United States Castaldi et al 43 Pub Date Mar 9 2006 54 PROJECTOR DEVICE USER INTERFACE SYSTEM 75 Inventors Joseph Castaldi West Linn OR US Robin F Hoeye Canby OR US Mark Porter Portland OR US Karla Fisher Gaston OR US Kevin Thompson Salem OR US Jennifer Jaffe Portland OR US Susan Michalak Portland OR US Leon Dagler Sherwood OR US Steven T Hampson Lake Oswego OR US Sonia Carver US Greg Kim Portland OR US Correspondence Address ALLEMAN HALL MCCOY RUSSELL amp TUTTLE LLP 806 SW BROADWAY SUITE 600 PORTLAND OR 97205 3335 US 73 Assignee InFocus Corporation 21 Appl No 11 263 722 22 Filed Oct 31 2005 63 60 51 52 57 Related U S Application Data Continuation of application No 10 858 670 filed on Jun 1 2004 which is a continuation in part of appli cation No 10 033 474 filed on Dec 26 2001 now Pat No 6 830 340 Provisional application No 60 474 501 filed on May 29 2003 Publication Classification Int CL G03B 21 26 2006 01 WAA L sassa s a 353 30 ABSTRACT A method for interfacing a device to a projector including identifying a network to which the device is connected identifying at least one projector on network identifying status of at least one proJector enabling selection of at least
18. age receiver configured to receive a plurality of different data transfer devices Data transfer devices may enable image rendering device 14 to receive images from multiple sources A data transfer device may be a card an expansion board an adapter or other suitable device For example a data transfer device may be a network interface card such as a wired network card or a wireless network card e g a wireless LAN card such as IEEE 802 11a 802 11b 802 11g 802 11x a radio card a Bluetooth radio card a ZigBee radio etc In one example a network interface card may enable communication between device 14 and an independent source e g a remote computer server network etc This communication may allow an image or presentation stored on the independent source to be transmitted to image rendering device 14 after the indepen dent source identifies and selects projector 12 as described in more detail below 0022 Tmage rendering device 14 further may include at least one peripheral device connector 36 on body 15 Periph eral device connector 36 is configured to enable at least one Mar 9 2006 peripheral device to be operably linked to image rendering device 14 to enable images to be transferred from a periph eral device to image projector 12 or vice versa Peripheral connector 36 may be any suitable connector For example peripheral connector 36 may be a standard connector such as a Universal Serial Bus USB port IEEE 1394
19. an continue to block 1005 Alternatively if it is available the user can continue to block 1006 to highlight the desired and available device and then click the Project button Then the user s desktop can be projected via a device as described below herein with regard to block 1014 0073 In block 1005 the user can determine whether the desired projector is in use for example another user is currently transmitting and projecting If not the device may be an unknown device and then the user continues to block 1007 Alternatively if the device is in use the user can continue to block 1008 In block 1008 the projector is grayed out in the list and the user may not select the device 100741 Alternatively in block 1007 the desired projector has an unknown status and the user may highlight the projector in an attempt to project images to it Then in block 1009 the interface indicates whether any other wireless local area networks can be detected on which the unknown projector may be networked If so in block 1010 an alert warns the user that there may be temporary network dis connectivity Then in block 1011 the user interface deter mines whether the unknown projector is in range If not in block 1012 the user interface provides an alert to user stating that the desired projector is either out of range or turned off Alternatively in block 1013 the user interface determines whether the desired projector is available If so
20. atus may cycle through the following text for example Queued 0 complete In Progress 1 100496 complete Resetting 100 complete and Updated 100 complete FIG 16 shows yet another example update of the status changing in the list 0083 Ifa selected presenter module becomes unavailable before the update routine gets to it or while it is being updated for example it gets turned off or becomes out of range its status may change to unavailable and it may remain in the same place in the list The update routine may then try it and if it is still unavailable the update routine will move on to the next presenter module When the update routine has unsuccessfully tried to update a module three times for example its status will change to failed 0084 While a presenter module is being updated the following message may be projected on screen Presenter firmware update in progress Please wait a moment 0085 When the update routine has gone through the list of selected presenter modules the final screen shows the results of the update FIG 17 shows 10046 success FIG 18 shows what the screen would look like if one of the updates failed If the user clicks the Back button in FIGS 17 or 18 the screen shown in FIG 12 may appear after being refreshed to reflect the current firmware versions and status 0086 Another optional feature of the projection system is wired like Security If the Enable Security checkbox lo
21. cated in the preferences section of the user interface described above is not checked all behavior is as described in previous sections of this disclosure When a user clicks on the Enable Security checkbox in the preferences dialog there are differences in how the application the user and the image rendering device interact This difference may allow for the negotiation of secure keys challenge response as well as encryption of the data presented 0087 For example when a user clicks on the Project button and security is enabled a challenge is presented to the user via several user interface components One is a splash type of screen image rendering message through the image rendering server and projector On this screen the user sees the challenge code in a 16 point or greater font for example At this same time on the laptop side in the case of a laptop a dialog may appear asking the user to type in the Chal lenge Code or the characters they see on the screen When the user types in the correct code the secure session is allowed At this point the data in the connection is encrypted Any type of encryption can be used depending on the desired system specifications and the level of security desired An incorrect challenge forces the user to click Project again and the sequence restarts An error message may be sent to the user by the PC telling them the challenge code failed and prompts them to try again by pushing Proje
22. ct 0088 Another additional dialog may be added for when security is enabled Namely during key negotiating after a Mar 9 2006 user clicks on Project a quick dialogue may popup saying Establishing secure channel 0089 Although the present disclosure includes specific embodiments specific embodiments are not to be consid ered in a limiting sense because numerous variations are possible The subject matter of the present disclosure includes all novel and nonobvious combinations and sub combinations of the various elements features functions and or properties disclosed herein The following claims particularly point out certain combinations and subcombi nations regarded as novel and nonobvious These claims may refer to an element or a first element or the equivalent thereof Such claims should be understood to include incorporation of one or more such elements neither requiring nor excluding two or more such elements Other combinations and subcombinations of features functions elements and or properties may be claimed through amend ment of the present claims or through presentation of new claims in this or a related application Such claims whether broader narrower equal or different in scope to the original claims also are regarded as included within the subject matter of the present disclosure What is claimed is 1 A method for interfacing a device to a projector comprising identifying a
23. d off Make sure it is in range and turned on then try again FIG 6 The selected projector projector name is currently in use Please try again later FIG 7 Patent Application Publication Mar 9 2006 Sheet 5 of 14 US 2006 0050240 A1 l Presenter Manager Select your projector in the list below and click Project ID Number Status 12 Dragonfly 12A34B Available The Boss 89 Available Project This 82E32P In Use Preferences Resolution While Projecting Low High Better Performance Better Image List the last 5 projectors l ve used Enable encryption while I m projecting DJ Automatically launch Presenter Manager when turn on my computer ei Turn off other application alert messages like meeting notices while I m projecting Turn off my screen saver while I m projecting FIG 8 This checkbox may be turned moved to Projector Manager Network name may be here also Device ID Y38N27 Projector Model LP650 FIG 9 Patent Application Publication User launches Mgr which takes a snapshot of user s current WLAN settings 1001 User clicks Scan button 1018 Mar 9 2006 Sheet 6 of 14 US 2006 0050240 A1 Last 5 projectors and projectors on current User compares WLAN appear in list name amp ID number in list with jnfo on splashette Is desired projector in
24. diagram of another exem plary use environment in which an example embodiment may be implemented 0008 FIGS 5 8 and 11 18 are example windows that may be provided on a user s device interfacing with a projector 0009 FIG 9 is an example splashette image generated by a projector at selected conditions 0010 FIG 10 is an example flow chart illustrating opera tion of an example user interface system DETAILED DESCRIPTION 0011 In recent years projector devices such as digital projectors have found increased popularity as a tool for the presentation of content to an audience These projectors are typically used to project a computer generated presentation onto a viewing surface and allow a user to easily present high quality professional appearing images to audiences of a range of sizes As a result these projectors are now often found as permanent fixtures in conference rooms and other meeting facilities 0012 Some projector devices are configured to enable a user to access a presentation by coupling their computer to the projector Typically a user must physically connect their computer such as a personal computer or personal digital assistant PDA to the image projector This process may present issues to the presenter For example there may be compatibility issues between the hardware and software on the computer and on the image projector Moreover con Mar 9 2006 nection to the image projector may requi
25. ears in the upper right corner of the screen although other locations can also be selected at selected conditions such as start up power up The rest of the screen may consist of a black background for example The splashette may contain various items and or information which are described in more detail below herein with regard to FIG 9 0026 As described above the network interface card may be either a wireless network card or a wired network card Alternatively projector 12 may include wireless or wired network capability integrally formed in the projector unit It should further be appreciated that a wireless network card may be permanently integrated within image rendering device 14 The wireless network card may enables a plural ity of users to alternatively link to the local area network and send images presentations to an image projector without individually having to manually couple their computer to a projector Additionally as long as a user s computer device is capable of linking to the local area network using standard protocols and transferring data the type and model of the computer linked to device 14 may be irrelevant No adapters or cables are necessary for the wireless connection although they could be used if desired Thus users may be able to present from any location in a room or remote from the room 0027 Such a system may be particularly useful in meet ing room environments where multiple individuals
26. ed devices may be set to approximately 5 beacon intervals i e the time between receiving beacons while on Mac based devices the value may be set to approximately 9 beacon intervals to obtain desired performance However in an alternative embodiment a common listening time may Mar 9 2006 be used for all devices These values may also be added to the registry on the PC and to a preferences file on the Mac so that users with different antennas and in different envi ronments can adjust the values to suit their needs 0046 In one example the MRU list of the last or previ ously used devices may be updated based on whether a device is successfully used If so it may be added to the list Further if the WLAN is the same and no beacons are detected the device may stay in the list with an indicated status of unknown If the user tries to connect to it and it is not available an error may be displayed and then the projector may be dropped from the MRU list 0047 If an available or unknown projector is selected the Project in the figure button may be the default button The Project button may be disabled if there are no projec tors or devices found or if there is no projector or device selected Note that in this example the user may only select an available or unknown projector projectors that are in use appear in the list but may be grayed out 0048 When the user selects an available projector and clicks the Project but
27. ge data received by said selected projector to be displayed on a screen by said projector and during said transmission a screen saver on the device is disabled Mar 9 2006 19 The method of claim 1 further comprising disabling transmission of said data to said selected projector and thereby changing status of said selected projector 20 A system comprising a projector adapted to be coupled to a wireless network a computer readable storage medium having instructions therein for interfacing a device to said projector com prising instructions for identifying a list of projectors on said wireless network instructions for identifying status of said projectors on said list instructions for enabling selection of at least one of said projectors on said list based on said identified status and instructions for transmitting data to said at least one projector depending on whether it is selected 21 The system of claim 20 wherein said projector is adapted to project identifying information about said pro jector under selected conditions 22 The system of claim 21 wherein said selected condi tions include an initial power up 23 A method for interfacing a device to a projector comprising displaying a list of projectors identifying a status of each of said projectors on said list enabling selection of projectors based on said identified status of each of said projectors and transmitting data over said wireles
28. hentication e g when graphics are not generated by the server such as if the security box is checked and the user attempts to project Radio not found WEP incompatibility e g when there device is not WEP enabled and is trying to join a WEP enabled SSID and or Upgrade thermometer not generated by server 0070 Referring now to FIG 10 a flowchart of an example user interface routine for selecting and projecting is described 0071 First block 1001 represents the user launching a manager sub routine such as the projector manager described above herein which takes a snapshot of the users current wireless local area network WLAN settings Then in block 1002 the last five projectors or devices that were used by the user and projectors currently on the WLAN appear in a list of identified projectors or devices that may be utilized One example list is shown and described above herein with regard to FIG 8 Next in block 1003 the user determines whether the desired projector is in the list This determination may be based on a comparison of name and ID numbers in the list with information that is being pro jected by the desired device such as via a splashette 0072 If the desired projector or other device is in the list then in block 1004 the user can determine whether the desired projector or device is available based on information displayed in the list If the desire projector or device is not available the user c
29. mage projector 12 nor does the user have to plug adapters or cables into his her computer to connect to the image pro jector although the user can if desired Instead the user simply connects to the wireless network and directs a desired image or presentation to the projector The user may remain seated the entire time and does not need to move to a position near the projector when presenting although the user may if desired 100311 As discussed above data and or images may be transmitted from a user s computer to device 14 in many different formats For example an image file corresponding to the appearance of the display on the user s computer screen shots or scrapes may be sent to device 14 Image Mar 9 2006 data may also be transferred in other formats using a reduced amount of transmission bandwidth if desired 0032 It should be noted that in some embodiments the user s computer may send the image data directly to image rendering device 14 Alternatively the user computer may send data including a universal resource indicator URI to image rendering device 14 which directs device 14 to the appropriate location to pick up the desired image presenta tion 0033 As discussed above a wired network card also may be received within the image receiver It will be appreciated that a wired network card also may be permanently inte grated within image rendering device 14 without departing from the scope of the present
30. mall or large window that appears in the upper right corner or other area of the screen The splashette may contain one or more of the following fields or combinations there of 0061 Name presenter projector name 0062 Unique ID presenter unique ID which may be derived from a MAC address 0063 WLAN presenter network name 0064 Model projector model 0065 Version 1 0 x x which may be in light gray 0066 0067 Note that a USB test may be performed at boot up that checks for existence of USB communications If none are found a star can be used to so indicate IP address which may be in light gray 0068 The presenter splashette may appears upon various operating conditions such as when the projector is powered on when the M1 connector is the source when a presenter module is connected and or combinations thereof The splashette may be thirty two characters in length to allow for the descriptor and twenty characters for each field although smaller or larger values may be used Also if desired the latest logo and color scheme may be incorporated into the title bar area Field characters may be bolded or italicized if desired 0069 Various other messages can be displayed via the splashette with the same boarder and font as above How US 2006 0050240 A1 ever the erayscale and title bar may be removed if desired For example the following messages may generated by the server and displayed Aut
31. network to which the device is connected identifying at least one projector on said network identifying status of said at least one projector enabling selection of said at least one projector based on said identified status and transmitting data to said at least one projector depending on whether it is selected 2 The method of claim 1 wherein said transmitted data 1s image data received by said at least one projector to be displayed on a screen by said projector 3 The method of claim 1 wherein said status indicates whether said at least one projector is available to receive data 4 The method of claim 1 where more than one projector is identified on said network 5 The method of claim 1 further comprising disabling transmission of said data 6 A method for interfacing a device to a projector comprising identifying a wireless network to which the device is connected identifying a list of projectors on said network identifying a status of each of said projectors enabling selection of any of said projectors based on said identified status of each of said projectors and transmitting data over said wireless network to a selected projector 7 The method of claim 6 wherein said list includes a projector not on said network 8 The method of claim 7 wherein said list includes a previously used projector whether or not said previously used projector is on said network US 2006 0050240 A1 9 The method of claim 6
32. pear as an icon or be added to a list of projectors to which the computer may be connected In this situation the user may select the projector from the list of projectors to connect to a specific image projector An exemplary user interface is shown in FIG 3 as well as FIGS 5 8 and 10 18 The exemplary user interface of FIG 3 includes a selection window 66 for display on a computer screen 67 but other formats are possible The user interface may include a projector icon 68 Such an icon may be used to identify the projector that is currently available on the network For example and as shown in FIG 3 Projector 1 is linked to the user s computer via device 14 Alterna tively a user may be able to select the desired projector from a list of projectors 70 100301 The user interface also may include a presentations file 72 configured to allow a user to store presentations or images for display When a user desires to present a pre sentation a local wireless network card may be inserted into an image receiver within image rendering device 14 The name or identifier for the linked projector may then be broadcast to the user s computer indicating that the user can connect to the image projector and send images and or presentations to device 14 The user may then select a presentation from presentation file 72 and direct it to the linked projector via projector icon 68 The user does not need to physically move his her computer next to i
33. re numerous cables and or adapters to enable connection of the user s computer with the available projector It is not unusual for the cables and adapters to get lost or become misplaced 0013 Thus where cables are used to connect image sources directly to a projector there may be issues when multiple presenters use the same projector For example when transitioning from a first presenter to a second pre senter the first presenter must physically connect an image source such as a computer to an image projector using the appropriate adapters and cables The first presenter then typically seats himself or herself close to the image projec tor When the second presenter wants to present their pre sentation the first presenter may have to disconnect the computer from the image projector enabling the second presenter to connect a new computer to the image projector possibly using different adapters and cables Typically the first presenter may have to change seats with the second presenter to provide room for the second presenter to connect to the image projector This transition between the first and second presenter may take a significant period of time and be disruptive to a meeting 0014 To address at lease some of these issues or others an image rendering device can be used that is configured to connect to either wirelessly or via a wire and receive image data from many different types of image sources to render images from
34. s network to a selected projector 24 The method of claim 23 wherein said list includes at least one previously used projector
35. the user can continue to block 1014 to project the desktop images to the device which then may be projected onto a screen for example Then when the user has completed the desired projection in block 1015 the user can click stop projecting and close the application Finally then in block 1016 previous WLAN settings are restored 100751 From block 1013 when the desired projector is not available e g in use in block 1017 the user interface Mar 9 2006 provides an alert to the user stating that the desired projector is in use From either blocks 1012 or 1017 when the user clicks OK and the user interface returns to block 1012 0076 From block 1013 when the desired projector is not in the list the user can continue to block 1018 to select the scan button Then in block 1019 the user interface deter mines whether any other wireless local area networks have been detected If not in block 1020 the user interface provides an alert to the user indicating that no other projec tors are available Alternatively when other networks have been identified in block 1021 the user interface provides an alert to the user that there may be a temporary loss of network connectivity At this point the user may cancel the operation to return to block 1002 Alternatively if the user selects OK in block 1022 the user interface scans for all modules having a selected 802 11 internal basic service set IBSS In an alternative embodiment basic
36. through installing software necessary to use a presenter module which controls operation such as giving presentations from a user s computer over a wireless network to a projector The installer also allows users to identify the directory into which they would like to install the software choose whether they want a desktop shortcut and automatically launch the user manual and the presenter manager applica tion when the installation is finished It may also offer to test any wireless PC card provided 0038 The presenter manager component allows the user to select a projector in range start and stop projecting and set preferences It also allows the user to adjust the presenter module s settings for example to rename the presenter module and the presenter module s network to specify the presenter module s IP address if desired and or to reset the presenter module s settings to factory defaults This com ponent may be decoupled from the presenter software for example it may be on a presenter install CD 0039 The uninstaller allows the user to easily uninstall the presenter software US 2006 0050240 A1 0040 The online help documentation may provide users with easy access to online help 0041 Referring now to the presenter manager in more detail when the user launches the presenter manager oper ating on their computer for example a window may open to its normal view shown in FIG 5 Upon launch the presenter manager
37. to indicate progress in the search 0051 One of three things may then happen when the user selects a projector or device whose status is unknown 1 The projector or device cannot be found e g it is out of range or turned off which may generate an alert dialog as shown in FIG 6 2 the projector is found but is in use which generates an alert dialog as shown in FIG 7 or 3 the projector is found and is available which projects the contents of the user s desktop or some other selected file on screen 0052 The Scan button may be enabled unless the user is currently projecting Clicking the Scan button may also cause an alert dialog followed by a progress dialog as described above If more presenter enabled projectors or devices are found they may also appear in the list If no US 2006 0050240 A1 more presenter enabled projectors or devices are found the progress dialog may be replaced by a dialog which states that no more presenter enabled projectors or devices were found 0053 A Settings button may be enabled when an available projector or device or the projector or device the user is currently using is selected Clicking it opens a settings dialog which may allow the user to adjust various settings such as for example the presenter name network name and IP address the user can either choose to obtain an IP address automatically or specify the IP address net mask and gateway The presenter module
38. ton or hits the Enter key a screen scrape application starts When the screen scrape application has started that is the user s desktop has been rendered in the projected image the button toggles to Stop and the status of the selected projector or device flips to indicate that is it in use However unlike projectors that are in use by others which are grayed out the projector the user is using does not become grayed out 0049 Ifthere is a lag between clicking the Project button and the appearance of the projected image the user may see some visual feedback that the software is responding to the button press If the lag is only two seconds holding down the Project button for a second would give the user feed back that something is happening and may prevent them from clicking the button again If the lag is longer than two seconds some other feedback may be provided for example text in the lower right corner of the screen may be used which states Establishing wireless link Please wait 0050 If the user selects a projector with a status of unknown and clicks the Project button an alert dialog may be provided to notify the user that current network activities may be disrupted while the program looks for available devices or projectors and that the user should close any applications using files on the network Proceed ing past this point dismisses the dialog and replaces it with a progress dialog that may be used
39. tored Whenever the desktop display is about to change from the user s current display setting an alert dialog may appear when the user clicks the Project button For example the alert dialog may appear if the user s system is in an unsupported resolution e g 1400x5200 or if the user has changed the selection on the slider and it is now different from the user s current display setting 0058 Continuing with FIG 8 the default state of the checkbox for List the last 5 projectors I ve used is checked If the user unchecks this box the last 5 projectors used that are not on the current WLAN and are not currently in use can be removed from the list Various other default checked boxes are also illustrated which may be unchecked by the user 0059 While FIGS 5 8 and the corresponding descrip tion has described portions of an example user interface various other approaches may be used For example an interface adapted to be used with a Mac system may also be provided Example changes that may be used are that the system may automatically provide for a menu bar for any application which may include a Show Info feature the system may take advantage of other features such as sheet dialogs the system may used different placement of typical controls or the system may not use right click mouse button features 0060 Referring now to FIG 9 an example splash screen or splashette is described The splashette may be a s
40. tors on the current WLAN If no projectors are in the list or if the desired projector is not in the list the user may clicks the Scan button which operation is described above The Scan button may result in an alert dialog if any other VVLANs are detected notifying the user that current network activities may be disrupted during the search If the user clicks OK a progress dialog may appear As more presenter enabled projectors are found they may appear in the list as they are found even while the scan continues When the scan is complete the progress dialog closes If no more projectors are found upon completion of the scan a dialog appears that indicates no more presenter enabled projectors were found The user may then check the desired projector s and click Update 0081 For example if the user checked The Boss in FIG 12 which has a newer version of the firmware the alert in FIG 13 appears indicating that software may be installed US 2006 0050240 A1 over a new version When the user then clicks Update in FIG 12 or clicks OK in FIG 13 the screen in FIG 14 appears The status for each presenter module then updates dynamically as the update routine progresses FIG 14 0082 The update routine works through the list of pro jectors and provides status on each one as it goes as shown in FIG 15 which shows the update status changing in list If the update for a particular presenter module goes smoothly its st
41. using the same projector system for presentations may be using different operating systems and or platforms For example in FIG 2 five computers two portable computers or US 2006 0050240 A1 laptops 56 and 58 a desktop computer 60 a handheld computer 62 and a telephone 64 are shown linked to device 14 over a wireless LAN Any of the users may link to image projector 12 via image rendering device 14 wirelessly Usu ally the user who is presenting or the active presenter releases or exits from the currently active presentation to enable a second presenter to begin sending data to device 14 for presentation 0028 It should be understood that any suitable computer or computing device that may be capable of wirelessly linking to the local area network and conveying an image or the URI or other indicator of the location of an image to device 14 may be used Computers as used herein include but are not limited to desktop computers handheld com puters laptop computers servers mainframes telephones etc 0029 Device 14 enables the transfer of data to image projector 12 by connecting a user s computer with an image projector In some embodiments device 14 may communi cate the name of the projector to which it is coupled to the user s computer while also projecting the name onto screen 65 when the projector is initially powered on Thus when a user connects to a network on which the projector is located the project may ap
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