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Contents
1. erere 12 16bit CONTROL INFOR MATION DT Lem TTS Tz pr 8bit LSB Patent Application Publication Sep 20 2001 Sheet 4 of 7 US 2001 0023195 A1 FIG 4 POWER ON INITIALIZATION PROCESS RECEIVING OPERATION MODE re 1 i 1 1 r 1 I I 1 1 3 t 1 1 i ID INF DETECTION yes i 1 SEPARATION INF I 1 I 1 t 1 t r I I i H t 3 i i i I DETECTIO yes CONTROL INF CTION yes Iw m 4 m CONTROL INF PROCESSING OPERATION OF VIBRATOR TURNING ON OFF OF LED MEMORIZING AREA INF Patent Application Publication Sep 20 2001 Sheet 5 of 7 US 2001 0023195 A1 FIG 5 ALARM TRANSMITTING CIRCUIT SIDE 1 47 sec 754bit TRANSMITTING OPERATION g STAND BY PREAMBLE COMPLETION DETECTION OF RECEIVING ALARM RECEIVING CIRCUIT SIDE RECEIVING OPERATION STAND BY 700ms 50ms Patent Application Publication Sep 20 2001 Sheet 6 of 7 FIG 6 POWER ON INITIALIZATION PROCESS RECEIVING OPERATION MODE RECEIVING RADIO SIGNAL DETECTION yes ID INF DETECTION yes no SEPARATION INF DETECTIO yes CONTROL INF DETECTION yes 7 INITIALIZING TIMER Pot oe ee ewe we oO eww we CONTROL INF PROCESSING OPERATION OF VIBRATOR TURNING ON OFF OF LED MEMORIZING AREA INF STAND BY MODE o o AREA INF INDICATION MODE wee eee wee2. 4 times This is a pre set code in common for the alarm devices 2 for the purpose of obtaining a synchronization by the unit of 8 bits for information transmission following the preamble 31 0054 3 The separation information is also made by information of 8 bits This is also a code which is preset in common among the alarm devices 2 for the purpose of acknowledging information of the identification ID infor mation 34 following the synchronization information 32 0055 4 The identification information 34 is made of information of 16 bits and the same identification informa tion 34 is continuously repeated 4 times This is a code which is preset to each of the alarm devices 2 for the purpose of respectively identifying the alarm devices and the effective information elements of it are 12 bits In the cellular mobile telephone apparatus 1 a part of the memo rizing circuit 12 is used as a means for maintaining the identification information 34 This identification information memorized in the memorizing circuit 12 can be changed in the contents thereof for example by inputting the respective identification number of the alarm device 2 to be used through key input device 13 The inputted identification number is exchanged into an identification information 34 of digital code through the control circuit 10 and is memorized in the memorizing circuit 12 Furthermore the inputted identification number can be checked by displaying it
3. an electrode is kept touching with skin and gives an electric shock by weak current so as to make the user sensing it 0085 In similar manner with the alarming means by the display means should not be limited to the method of turning the display device on and off and a visual impulsion generating means for noticing the user through visual impul sion can be applied 0086 In those impulsion generating means mentioned above it is of course that the impulsion is suppressed under such level that the used cannot be injured physically and mentally in order to keep the safety of the user in the practical use Sep 20 2001 0087 Furthermore the radio frequency signal mentioned in the above should not be limited only to that radio frequency signal but also to cover other medium including an ultrasonic 0088 As is apparent from the detailed description men tioned above the cellular mobile telephone apparatus and the alarm device therefor according to the present invention always alarm the user thereof the information including the call termination at the cellular mobile telephone apparatus the exhaustion of the battery of the mobile telephone appa ratus and information including that the telephone apparatus is location within the service area clearly What is claimed is 1 A cellular mobile telephone apparatus comprising a main body and an alarm device which is provided separately from said main body said main body inclu
4. constructed by a preamble 31 a synchro nizing information 32 a separation information 33 an identification ID information 34 and a control information 0050 The transmission of the information from the cel lular mobile telephone apparatus 1 is performed by every eight 8 bits as a transmission unit of bits and the two 2 bits within the transmission unit as an unit of information transmission and the two 2 bits at the top thereof are assigned to start bits of 1 and 0 respectively Those two 2 bits are used so as to make synchronization in the modulation by every eight 8 bits Therefore the effective bits are six 6 bits in the transmitted information of eight 8 bits 0051 1 The preamble 31 is formed by 600 bits of repetitive pattern repeating between 1 and 0 in every two 2 bits because it is not provided for the purpose of information transmission but only for detecting the received radio frequency signal 0052 However since the alarm device 2 performs an intermittent receiving operation in order to suppress exhaus Sep 20 2001 tion of the battery 28 thereof continuous transmission of the signal for a certain period of time is needed at the transmis sion side for the received signal to be detected at the intermittent operation timing 0053 2 Each synchronization information 32 is made by information of 8 bits and the same synchronization information continuously repeats for
5. from the main body of the cellular mobile tele phone apparatus With this small sized device even if the main body of the cellular mobile telephone apparatus is put into a bag or the like the user of the cellular mobile telephone apparatus can notice the call to his her own telephne apparatus without disturbing the people around by the alarm sound since it notifies the call termination thereto through it s vibration as far as it is used closely touched with the body of the user 0006 On the while as such the alarming device a device has been already known which operates if it detects a transmitted signal which signal is transmitted from the main body of the mobile telephone apparatus when it receives a call signal from the base station and sends back a termina tion signal for it in a field of a mobile telephone system or a so called personal phone system Also in Japanese Patent Laying Open No 6 21875 1994 there is disclosed a cellular mobile telephone apparatus having an auxiliary device or unit for alarming the call termination through vibration which is provided separately from the main body and connected through a cable or a radio frequency signal therebetween 0007 However in the prior art mentioned above since there is not necessarily established a relationship between the cellular mobile telephone apparatus and the alarm device or auxiliary unit in a one to one correspondence there is a drawbacks that the alarm dev
6. on the LCD display device 14 With this construction the user can easily change the contents of the identification information 34 when he she wishes to use another alarm device 2 for example on a ground of loosing his her alarm device 2 0056 As the identification information moreover can be used a call code which the cellular mobile telephone appa ratus 1 owns respectively and a specific number or a part thereof including a serial production number of the cellular mobile telephone apparatus 1 or that of the alarm device 2 0057 5 The control information 35 is made of 8 bits and the same control information 35 repeats 5 times This is a code which is determined in common among the alarm devices 2 for controlling thereof and has 6 bits as effective information elements 0058 As shown in a TABLE 1 the alarm device 2 has three 3 independent elements of operation including operation of the vibrator 25 controlling of the two color LED display device 26 and displaying of information of whether the cellular mobile telephone apparatus 1 is locating within the service area or not Therefore as the information for operating those the control information 35 has fourteen 14 kinds of coded information including eight 8 kinds of vibration patterns more concrete patterns are shown in the TABLE 2 of the vibrator 25 four 4 kinds of display patterns and two 2 kinds of information of whether the cellular mobile telephone app
7. time period during which the preamble 31 is transmitted is more than 1 second therefore there is no possibility that it goes beyond the period of the intermittent receiving operation Further if it is possible to detect the preamble 31 the alarm device 2 extends the time of the receiving operation continuously until it completes the receiving of the information for receiving the information thereafter US 2001 0023195 A1 0069 2 In detection of the synchronization information the detection of the synchronization information is acknowl edged when one 1 of the four 4 synchronization infor mation 32 continuously transmitted is detected No synchro nizing information 32 can be detected then it moves back into the stand by mode 0070 3 In detection of the separation information the detection of the separation information is acknowledged when any four 4 bits or more than that of the eight 8 bits within the separation information 33 coincide with a preset separation information 33 Otherwise it moves back into the stand by mode 42 0071 4 In detection of the identification information the detection of the identification information is acknowl edged when any one of the four 4 identification informa tion 34 which are continuously transmitted coincides with the identification information 34 memorized in the alarm memorizing circuit 24 If no identification information 34 nor coincidence with the identification inf
8. 24 through the key input device 13 of the cellular mobile telephone apparatus 1 More concrete method of it is omitted since it is apparent from the expla nation given heretofore In doing so the user can freely select and set the identification information 34 And when using a plurality of the alarm devices 2 and assigning the same identification information to them for instance the user can make the plural alarm devices 2 operating at the same time but not need to manage the identification infor mation of them respectively 0080 Furthermore another embodiment will be explained by referring to FIG 7 showing construction of the cellular mobile telephone device and the alarm device of another embodiment in accordance with the present inven tion In the embodiment mentioned above using the trans mitter provided in the cellular mobile telephone device 1 and the receiver in the alarm device 2 the communication can be obtained only in one direction However as shown in FIG 7 it is possible to construct such that each of the cellular mobile telephone device 1 and the alarm device 2 has the alarm transmitting circuit 41 and the alarm receiving antenna 42 respectively With such construction bidirec tional communication can be obtained between the cellular mobile telephone device 1 and the alarm device 2 Further with provision of a small sized input device 43 onto the alarm device 2 it is possible for the user by using the alarm
9. US 2001 0023195 A1 device 2 to make remote control of the cellular mobile telephone apparatus 1 without taking out thereof 0081 For example even though the cellular mobile tele phone apparatus 1 receives the call termination thereto and notifies it to the user by operating the alarm device 2 the user necessarily cannot respond the termination simulta neously for instance when he she is on the train or attending a meeting or on another reason that the cellular mobile telephone apparatus 1 is inside of his her bag In such the case however the user by inputting an instruction to control the cellular mobile telephone apparatus 1 through the input device 43 of the alarm device 2 can send back a message that he she cannot take the telephone apparatus right now or can record the message from the sender by changing the cellular mobile telephone apparatus 1 into recording mode for his her absence Alternatively he she can see the mes sage of the sender on the display device 44 0082 In the embodiment mentioned above as the tele phone apparatus is explained of the cellular mobile tele phone system using the mobile base station however the present invention should not be limited only to such the type but can cover other types which can achieve the object of the present invention mentioned above Further the external view the construction the circuitry and means of the appa ratus and the devices mentioned in the above also shou
10. al providing means transmits the alarm signal intermittently 22 An alarm device for a cellular mobile telephone apparatus being provided separately from said cellular mobile telephone apparatus comprising receiving means for receiving an alarm signal of radio frequency means for discriminating the alarm signal assigned to itself from others by an identification information included therein and alarm means for alarming call termination in response to result of the identification by said identifying means 23 An alarm device defined in claim 22 wherein said alarm means of said alarm device includes a vibrator and rises alarm through the vibration thereof 24 An alarm device defined in claim 22 further com prising means for alarming battery exhaustion of said cel lular mobile telephone apparatus 25 An alarm device defined in claim 22 further com prising means for indicating whether said cellular mobile telephone apparatus is locating within an area where cellular mobile telephone service is available or not 26 An alarm device defined in claim 22 wherein said receiving means receives the alarm signal transmitted from said cellular mobile telephone apparatus
11. aratus 1 is locating within the service area or not Those are direct functions of the alarm device 2 but it is necessary to previously inform the user what kinds of conditions of the cellular mobile telephone US 2001 0023195 A1 apparatus 1 are indicated by those functions through a user s manual or actually operating the alarm device 2 TABLE 1 Operation DT DT DT DT DT DT Element 6 5 4 3 2 Function Vibrator X X X 0 0 0 stop vibrator X X X 0 O0 drive vibrator in vibration pattern 1 X X X O 1 O drive vibrator in vibration pattern 2 X X X 0 1 drive vibrator in vibration pattern 3 X X X 1 0 0 drive vibrator in vibration pattern 4 X X X 1 O drive vibrator in vibration pattern 5 X X X 1 1 O spael X X X 1 1 spare 2 Area Inf X X O X X X inside of service area X X 1 X X X outside of service area LED 0 0 X X X X distinguish LED Oo 1 X X X X turns red LED on and off 1 0 X X X X tums green LED on and off 1 1 X X X X tums red and green LEDs on and off simultaneously 0059 TABLE 2 Number of vibration patter Operation of Vibrator 1 repeating ON 0 5 sec OFF 0 5 sec for a time period of 15 sec 2 repeating ON 1 sec OFF 2 0 sec for a time period of 15 sec 3 repeating ON 0 5 sec OFF 3 0 sec for a time period of 15 sec 4 ON for a time period of 3 0 sec 5 ON for a time period of 15 sec 0060 Namely the cellular mobile telephone apparatus 1 assigns those three conditions i e the termination at the
12. aratus and an alarm device therefor as an embodiment in accordance with the present invention and in FIG 2 external view of the cellular mobile telephone apparatus and the alarm device as an embodiment in accordance with the present invention 0041 As shown in FIG 1 a mobile telephone apparatus is constructed with a main body 1 as the cellular mobile telephone apparatus and the alarm device 2 which is being separated from the main body 1 0042 First in the main body of the cellular mobile telephone apparatus 1 radio communication signal which is transmitted from a base station not shown in the drawings is received via an antenna 3 and inputted into a radio signal receiving transmitting circuit 4 and is converted into an intermediate frequency signal therein The received inter mediate frequency signal is demodulated by a digital modu lating demodulating circuit 5 into a digital signal and the received signal which is demodulated into the digital signal is decoded by an error correction coding decoding circuit 6 Here the signal outputted by decoding by the error correc tion coding decoding circuit 6 includes a digital conversa tion signal and a digital control signal Between those two signals the digital control signal which relates to a protocol is supplied to a control circuit 10 which controls channel assignment etc On a while the digital conversation signal after being treated with a decoding process by an audio co
13. as United States 2001002319534 a2 Patent Application Publication co Pub No US 2001 0023195 A1 Higuchi et al 43 Pub Date Sep 20 2001 54 CELLULAR MOBILE TELEPHONE APPARATUS AND AN ALARM DEVICE THEREFOR 76 Inventors Kazutoshi Higuchi Yokohama shi JP Hiroyuki Tomihara Hitachinaka shi JP Yasuaki Takahara Yokohama shi JP Yoshihiro Kanomata Yokohama shi JP Correspondence Address ANTONELLI TERRY STOUT AND KRAUS SUITE 1800 1300 NORTH SEVENTEENTH STREET ARLINGTON VA 22209 21 Appl No 09 789 817 22 Filed Feb 22 2001 Related U S Application Data 62 Division of application No 09 479 226 filed on Jan 7 2000 30 Foreign Application Priority Data Jun 10 1996 JB i ect 8 147007 Publication Classification Gy MEC paras H04B 1 38 52 GUS OL teatral reacia 455 567 455 404 57 ABSTRACT A cellular mobile telephone apparatus comprising a main body and an alarm device which is provided separately from said main body said main body including receiving trans mitting means for receiving and transmitting radio fre quency signals between a base station modulating demodu lating means for modulating and demodulating between the radio frequency signals and a conversation signal and a control signal telephone receiver means for reproducing audible conversation voice in response to the demodulated conversation signal from said modulating demodulating means telephone transmi
14. cellular mobile telephone apparatus 1 the exhaustion of the battery 18 of the cellular mobile telephone apparatus 1 and the information of whether the cellular mobile telephone apparatus 1 is locating within the service area or not to the respective operations of the alarm device 2 previously For example in case of termination to the cellular mobile telephone apparatus 1 the vibrator 25 is operated with a vibration pattern 1 and a red color LED of the two color LED display device 26 turns on and off When the battery 18 of the cellular mobile telephone apparatus 1 is exhausted the vibrator 25 operates with a vibration pattern 2 and the red color LED and the green color LED of the two color LED display device 26 turn on and off at the same time When the cellular mobile telephone apparatus 1 is locating in the area where the cellular mobile telephone service is available information indicating that is memorized into the alarm memorizing circuit 24 of the alarm device 2 0061 Next the operation of the alarm device 2 of an embodiment in accordance with the present invention will be explained by referring an operation flow chart thereof shown in FIG 4 0062 The alarm device 2 has three 3 modes including a stand by mode a receiving operation mode and an indi Sep 20 2001 cation mode of whether the cellular mobile telephone appa ratus 1 is locating within the service area After the power switch 29 is turned on the alarm dev
15. ding receiving transmitting means for receiving and transmit ting radio frequency signals between abase station modulating demodulating means for modulating and demodulating between the radio frequency signals and a conversation signal and a control signal telephone receiver means for reproducing audible con versation voice in response to the demodulated con versation signal from said modulating demodulating means telephone transmitting means for converting conversation voice into the conversation signal means for controlling operation of said main body of said cellular mobile telephone apparatus in accordance with the control signal and means for providing an alarm signal which includes an identification information and is transmitted through the radio frequency when a call is terminated at said main body and said alarm device including receiving means for receiving the alarm signal of radio frequency means for discriminating the alarm signal assigned to itself from others by the identification information included therein and alarm means for alarming call termination in response to the identification by said discriminating means 2 A cellular mobile telephone apparatus defined in claim 1 wherein said main body further comprises means for storing the identification information and means for input ting the identification information 3 A cellular mobile telephone apparatus defined in claim 2 wherein said i
16. ding decoding circuit 7 and is decoded back into an analogue conversation signal is outputted from a receiver 8 0043 On the contrary to this after conversation voice is being exchanged into a transmission signal by a transmitter 9 it is encoded to a digital transmission signal by the audio encoding decoding circuit 7 The digital transmission signal as well as the digital control signal after being encoded by the error correction encoding decoding circuit 6 is inputted into a digital modulation demodulation circuit 5 to be modu lated into quadrature modulation signal The modulated signal is exchanged into a high frequency signal of a predetermined radio frequency by the radio transmitting receiving circuit 4 and is transmitted through the antenna 3 to the base station 0044 By the way the above mentioned control circuit 10 includes a micro computer as a main control part and it includes a termination alarm control means therein in addition to a function of controlling all parts thereof The termination alarm control means generates a termination alarm signal when the received digital signal is the termi nation signal addressed to that telephone itself Normally the termination alarm signal initiates the operation of a sounder 11 to generate an alerting sound A battery 18 is used as an electrical power source of the cellular mobile tele phone apparatus 1 and supplies the electrical power to every part thereof through a power sw
17. e a e US 2001 0023195 A1 Patent Application Publication Sep 20 2001 Sheet 7 of 7 US 2001 0023195 A1 FIG 7 SP CKT CONTROL CKT US 2001 0023195 A1 CELLULAR MOBILE TELEPHONE APPARATUS AND AN ALARM DEVICE THEREFOR BACKGROUND OF THE INVENTION 0001 1 Field of the Invention 0002 The present invention relates to a mobile radio communication apparatus including a portable telephone apparatus or a code less telephone apparatus more particu larly to a cellular mobile telephone apparatus and an alarm device therefor by which so called a call termination is alerted separately from a main body thereof 0003 2 Description of Related Art 0004 Recently there is available a cellular mobile tele phone apparatus which alarms the call termination to a user thereof not by a sound but through vibration thereof so as not to disturb the peoples around him her by rising the alarming sound With such the cellular mobile telephone apparatus it must be used in closely touched with a body of the user so that he she can sense the vibration However according to the present technical level it is difficult to miniaturize and lighten the telephone apparatus in much more so that it can be used comfortably even in condition that it is closely touched with the body 0005 For that reason a small sized device for alarming the call termination has been conceived which is separately provided
18. ice 2 conducts an initializing processing and moves into the stand by mode 0063 The stand by mode is a mode for determining the operation timing of the alarm device 2 The alarm device 2 performs the intermittent receiving operation at an interval of 750 ms for decreasing the exhaustion of the battery 28 thereof as much as possible The alarm control circuit 23 of the alarm device 2 sets a timer function of 700 ms and stops the other functions When the timer counts up to the preset time the alarm device 2 shifts into the receiving operation mode 0064 In the receiving operation mode the alarm device 2 operates in accordance with the contents of the transmitted information from the cellular mobile telephone apparatus 1 The alarm control circuit 23 analyzes the transmitted infor mation makes the vibrator 25 and the two color LED display device 26 and memorizes into the alarm memoriz ing circuit 24 the information of whether the cellular mobile telephone apparatus 1 is locating within the service area or not 0065 1 In detecting the preamble receiving operation is conducted for 50 ms and the preamble is acknowledged when continuously detecting repetitive pattern between 1 and 0 for 12 bits In case that it is impossible to detect the continuous repetitive pattern between 1 and 0 for 12 bits within 50 ms it moves back into the stand by mode In the detecting since the unit for information transmission is of 8 b
19. ice confuses and erroneously starts vibration responding to the transmitted signal of noticing the call termination from the mobile telephone apparatus of the others in particular when it is located or used in the vicinity thereof 0008 Further information which can be obtained from the alarm device by the vibration is limited only of the call termination of his her own cellular mobile telephone appa ratus Therefore there are other drawbacks that the main Sep 20 2001 body of the cellular mobile telephone apparatus generates an alarm sound when the battery thereof comes near to be exhausted for notifying it to the user thereby disturbing the other people around and that when the user who is carrying the alarm device with him her is away from his her own cellular mobile telephone apparatus he she fails to hear the arisen alarm sound nor to notice that it is in the condition that it cannot respond a call any more because of the exhaustion of the battery SUMMARY OF THE INVENTION 0009 According to the present invention by noting the such drawbacks mentioned above it is an object to provide a cellular mobile telephone apparatus and an alarm device therefor with which the user thereof can always notice the call termination at his her own cellular mobile telephone apparatus without such confusing 0010 And according to the present invention another object of the present invention is to provide a cellular mobile telephone a
20. in and 0020 alarm means for alarming call termination in response to result of the identification by said identifying means 0021 Further for achieving the above object according to the present invention there is also provided a cellular mobile telephone apparatus comprising US 2001 0023195 A1 0022 receiving transmitting means for receiving and transmitting radio frequency signals between a base station 0023 modulating demodulating means for modulat ing and demodulating between the radio frequency signals and conversation signal 0024 telephone receiver means for reproducing audible conversation voice in response to the demodulated conversation signal from said modu lating demodulating means 0025 telephone transmitting means for converting conversation voice into the conversation signal 0026 means for controlling operation of said cellu lar mobile telephone apparatus and 0027 means for providing an alarm signal which includes an identification information and is trans mitted through the radio frequency 0028 Moreover for achieving the above object accord ing to the present invention there is provided an alarm device for a cellular mobile telephone apparatus being provided separately from said cellular mobile telephone apparatus comprising 0029 receiving means for receiving an alarm signal of radio frequency 0030 means for discriminating the alarm signal assigned to itself fro
21. itch 19 0045 Next the operation of the cellular mobile telephone apparatus 1 and the construction of the alarm device 2 in accordance with the present invention will be explained by referring to FIGS 1 through 5 and tables 1 and 2 0046 Under waiting condition the cellular mobile tele phone apparatus 1 is watching whether the termination signal addressed to that apparatus itself is arrived from the base station or not Under this condition when arriving the US 2001 0023195 A1 termination signal addressed to itself the control circuit 10 acknowledges it and generates the termination alarm signal Upon the termination alarm signal a vibrator 15 which is provided in the cellular mobile telephone apparatus 1 is driven alternatively the sounder 11 rises an alarm of it 0047 At the same time by operating an alarm transmit ting circuit 16 the transmission information is transmitted by a radio frequency signal from an alarm transmitting antenna 17 which is provided in the cellular mobile tele phone apparatus 1 to the alarm device 2 Namely when transmitting by the radio frequency signal the control circuit 10 forms a format for information transmission as shown in FIG 3 and sends it at a transfer speed of 512 bps to the alarm transmitting circuit 16 by which it is modulated into FM signal and is transmitted from the antenna 17 for transmitting the termination alarm 0048 The alarm device 2 has an antenna 21 for receivi
22. its and the 2 bits thereof are assigned to the start bits i e two 2 bits of 1 and 0 the received radio frequency signal is demodulated in synchronization with each 8 bits so as to take out the information thereof 0066 Here the operation of the alarm transmitting circuit and the alarm receiving circuit of an embodiment in accor dance with the present invention will be explained in more detail by referring the operating timing shown in FIG 5 0067 In FIG 5 the horizontal axis indicates time and the vertical axis the mode of the operation In case of no received radio frequency signal the alarm transmitting circuit 16 is in the stand by mode since it is impossible to detect the preamble 31 the alarm device 2 performs the intermittent receiving operation repeating between the receiving operation for 50 ms and the stand by operation for 700 ms 0068 In case that the alarm transmitting circuit 16 is in receiving operation and the preamble 31 is transmitted in the same time period the preamble 31 is detected if the alarm receiving circuit 22 of the alarm device 2 is in the receiving operation and the information can be received continuously thereafter Therefore the time period when the preamble 31 is detected must be set to be longer than the period 750 ms of the intermittent receiving operation Here as mentioned previously since the preamble is formed of 600 bits and the transfer speed is set at 512 bps the
23. ld not be limited only to those shown in the various embodiments for example the construction and the contents of the infor mation format relating transfer of the information the preamble 31 the synchronization information 32 the sepa ration information 33 the identification information 34 and the control information 35 the transfer speed the frequency of the carrier radio frequency signal the modulation method of the radio frequency signal the operation timing of the alarm transmitting circuit 16 and the alarm receiving circuit 22 the operation elements and the operation contents of the alarm device 2 the operation and function of the push button switch 27 etc In similar way the operation flow chart of the alarm device 2 shown in the various embodiments also can cover other methods which are conceivable for the person skilled in the art for achieving the object of the present invention 0083 Furthermore as the alarming means is explained the vibrator having the vibration generating means but it should not be limited only to that vibration generating means For example means for generating impulse to a tactual sense by making a small projection going in and out and other tactual sense impulsion means by way of changing the shape of the cellular mobile telephone apparatus 1 or the alarm device 2 itself can be adopted 0084 Moreover as another alarming means an electrical impulse generating means can be adopted in which
24. m others by an identification information included therein and 0031 alarm means for alarming call termination in response to result of the identification by said iden tifying means BRIEF DESCRIPTION OF THE DRAWING S 0032 FIG 1 shows constructions of a cellular mobile telephone apparatus and an alarm device as an embodiment according to the present invention 0033 FIG 2 shows external view of the cellular mobile telephone apparatus and the alarm device as the embodiment according to the present invention 0034 FIG 3 shows formats of transmitted information as the embodiment according to the present invention 0035 FIG 4 shows an operation flowchart of the alarm device as the embodiment according to the present inven tion 0036 FIG 5 shows an operation timing of an alarm transmitting circuit and an alarm receiving circuit as the embodiment according to the present invention 0037 FIG 6 shows an operation flowchart of the alarm device as another embodiment according to the present invention and 0038 FIG 7 shows constructions of the cellular mobile telephone apparatus and the alarm device as another embodiment according to the present invention DESCRIPTION OF THE PREFERRED EMBODIMENTS 0039 Hereinafter an embodiment of the present inven tion will be explained by referring the attached drawings Sep 20 2001 0040 In FIG 1 is shown internal construction of a cellular mobile telephone app
25. ndicating whether said cellular mobile telephone apparatus is locating within an area where cellular mobile telephone service is available or not 11 A cellular mobile telephone apparatus defined in claim 1 wherein said alarm signal providing means of said main body transmits the alarm signal intermittently 12 Acellular mobile telephone apparatus defined in claim 11 wherein said receiving means of said alarm device intermittently receives the alarm signal transmitted intermit tently from said alarm signal providing means 13 Acellular mobile telephone apparatus defined in claim 12 wherein an interval Ttr of the intermittent transmission of the alarm signal from said main body is set to be greater than an interval Trcv of the intermittent reception by said alarm device 14 Acellular mobile telephone apparatus defined in claim 1 wherein the identification information in the alarm signal from said alarm signal providing means includes a produc tion serial number of said alarm device 15 A cellular mobile telephone apparatus comprising receiving transmitting means for receiving and transmit ting radio frequency signals between abase station modulating demodulating means for modulating and demodulating between the radio frequency signals and conversation signal telephone receiver means for reproducing audible con versation voice in response to the demodulated con versation signal from said modulating demodulating means
26. ng the radio frequency signal transmitted from the cellular mobile telephone apparatus 1 and a function of detecting field intensity of the received radio frequency signal for checking the existence of the received radio frequency signal and in addition thereto it is constructed with an alarm receiving circuit 22 for demodulating the received radio frequency signal an alarm control circuit 23 and an alarm memory circuit 24 Here the termination alarm control circuit 23 including a micro computer therein drives a vibrator 25 and a two 2 color LED display device 26 upon deciding the information which is transmitted from the cellular mobile telephone apparatus 1 and monitors the condition of a push button switch 27 The alarm memory circuit 24 being connected to the alarm control circuit 23 memorizes an identification ID number for identifying respective alarm device 2 thereof and an information of whether the cellular mobile telephone apparatus 1 is locating within an area where the cellular mobile telephone service is available or not As an electric power source of the alarm device 2 a battery 28 is used and it supplies the electroc power to each part thereof through a power switch 29 0049 FIG 3 shows a format of the information trans mitted from the cellular mobile telephone apparatus 1 to the alarm device 2 in accordance with the present invention The transmitted information is formed by 754 bits in total and is separately
27. ng the synchronization infor mation otherwise when no radio frequency signal can be detected it moves into the stand by mode 0077 In this case since the preamble is not necessary the modulation of the preamble 31 is not necessary at the transmitter side However the transmission at the carrier frequency is necessary since detection of the received radio frequency signal is necessary for establishing a timing between the transmitting end and the receiving end of the radio frequency signal 0078 Moreover in accordance with another embodi ment by substituting another kind of two color LED display device which can display letters and image for the LED display device 26 and further by increasing the amount of information of the control information 35 display of a message service which has been put in practical use in recent years in the pager and or the cellular mobile telephone can be achieved And it is also possible to display a message information including a call origination number by sending it from the cellular mobile telephone apparatus 1 to the alarm device 2 0079 Moreover in the embodiment mentioned above the identification information 34 is previously assigned to the respective alarm devices 2 However by using commu nication function between the cellular mobile telephone apparatus 1 and the alarm device 2 it is also possible to change the identification information 34 memorized in the alarm memorizing circuit
28. nputting means includes push buttons of said main body in common use for dialing 4 A cellular mobile telephone apparatus defined in claim 1 wherein the alarm signal provided by said alarm signal providing means is transmitted through said receiving trans mitting means of said main body 5 A cellular mobile telephone apparatus defined in claim 1 wherein said alarm means of said alarm device includes a vibrator and rises alarm through the vibration thereof 6 A cellular mobile telephone apparatus defined in claim 1 wherein said alarm signal providing means of said main body further provides a control code for controlling opera tion of said alarm device US 2001 0023195 A1 7 A cellular mobile telephone apparatus defined in claim 6 wherein the control code from said alarm signal providing means includes an alarm signal for alarming exhaustion of a battery of said main body 8 A cellular mobile telephone apparatus defined in claim 6 wherein the control code of said alarm signal providing means includes a signal for indicating whether said cellular mobile telephone apparatus is locating within an area where cellular mobile telephone service is available or not 9 A cellular mobile telephone apparatus defined in claim 7 said alarm device further comprising means for alarming the exhaustion in the battery of said main body 10 A cellular mobile telephone apparatus defined in claim 8 said alarm device further comprising means for i
29. ormation 34 memorized in the alarm memorizing circuit 24 can be detected it moves back into the stand by mode 0072 5 In detection of the control information the detection of the control information is acknowledged when the coincidence among any three 3 or more than that of the control information 35 can be detected within the five 5 control information 35 which are continuously transmitted Otherwise it moves back into the stand by mode 0073 6 In processing of the control information in accordance with the control information 35 the vibrator 25 of the alarm device 2 is operated the LEDs of the two color LED display device 26 are turned on and off and the information of whether it is locating within the service area or not is memorized in the alarm memorizing circuit 24 as shown in TABLE 1 Upon the completion of the processing of the control information it moves back into the stand by mode 0074 As mentioned in the above since the cellular mobile telephone apparatus 1 assigns the three conditions thereof to the alarm device 2 respectively 1 e alarming the termination at the cellular mobile telephone apparatus 1 alarming the exhaustion of the battery 18 of the cellular mobile telephone apparatus 1 and the information of whether the cellular mobile telephone apparatus 1 is locating within the service area or not the user can notice the call termination at his her cellular mobile telephone apparatus 1 and the exha
30. pparatus and an alarm device therefor with which the user thereof can also notice the other conditions of his her own cellular mobile telephone apparatus 0011 For achieving the above object according to the present invention there is provided a cellular mobile tele phone apparatus comprising a main body and an alarm device which is provided separately from said main body said main body including 0012 receiving transmitting means for receiving and transmitting radio frequency signals between abase station 0013 modulating demodulating means for modulat ing and demodulating between the radio frequency signals and conversation signal 0014 telephone receiver means for reproducing audible conversation voice in response to the demodulated conversation signal from said modu lating demodulating means 0015 telephone transmitting means for converting conversation voice into the conversation signal 0016 means for controlling operation of said main body of said cellular mobile telephone apparatus and 0017 means for providing an alarm signal which includes an identification information and is trans mitted through the radio frequency when a call is terminated at said main body and said alarm device including 0018 receiving means for receiving the alarm signal of radio frequency 0019 means for discriminating the alarm signal assigned to itself from others by the identification information included there
31. telephone transmitting means for converting conversation voice into the conversation signal means for controlling operation of said cellular mobile telephone apparatus and means for providing an alarm signal which includes an identification information and is transmitted through the radio frequency Sep 20 2001 16 Acellular mobile telephone apparatus defined in claim 15 further comprising means for storing the identification information and means for inputting the identification infor mation 17 Acellular mobile telephone apparatus defined in claim 16 wherein said inputting means includes push buttons of said main body in common use for dialing 18 A cellular mobile telephone apparatus defined in claim 15 wherein the alarm signal provided by said alarm signal providing means is transmitted through said receiving trans mitting means 19 A cellular mobile telephone apparatus defined in claim 15 wherein said alarm signal providing means further provides a control signal for alarming exhaustion of a battery of said cellular mobile telephone apparatus 20 A cellular mobile telephone apparatus defined in claim 15 wherein said alarm signal providing means further provides a control signal for indicating whether said cellular mobile telephone apparatus is locating within an area where cellular mobile telephone service is available or not 21 Acellular mobile telephone apparatus defined in claim 15 wherein said alarm sign
32. tting means for converting conver sation voice into the conversation signal means for control ling operation of said main body of said cellular mobile telephone apparatus in accordance with the control signal and means for providing an alarm signal which includes an identification information and is transmitted through the radio frequency when a call is terminated at said main body and said alarm device including receiving means for receiv ing the alarm signal of radio frequency means for discrimi nating the alarm signal assigned to itself from others by the identification information included therein and alarm means for alarming call termination in response to the identification by said discriminating means CONTROL CKT SWITCH Patent Application Publication Sep 20 2001 Sheet 1 of 7 US 2001 0023195 A1 FIG 1 4 5 RCV TRS MOD DEM CKT Xx CKT COD Patent Application Publication Sep 20 2001 Sheet 2 of 7 US 2001 0023195 A1 FIG 2 TueSno Eit oR 26 27 29 Sep 20 2001 Sheet 3 of 7 US 2001 0023195 A1 FIG 3 Patent Application Publication 31 32 32 32 32 33 34 34 34 34 35 35 35 35 35 E 60 8 8 8 16 16 16 16 8 MSB 754bit LSB CI n PREAMBLE PR 31 Eat a DOR MSB 600bit LSB q _ 2 8 SYNCRONIZATION INFORMATION Met b s IIS ee 8bit LSB SEPARATION INFORMATION SP els Te sels 8bit LSB IDENTIFICATION INFORMATION ID BEEBE Te ele
33. ustion of the battery 18 thereof by the specific operation patterns of the alarm device 2 0075 Further in the indication mode of location within the service area when the push button switch 27 is pushed during when the alarm device 2 is in the stand by mode it checks the information memorized in the alarm memorizing circuit 24 and displays on the two color LED display device 26 whether the cellular mobile telephone apparatus 1 is locating within the area where the cellular mobile telephone service is available or not When the user noticing this and stops pushing down the push button switch 27 it turns back into the stand by mode 0076 Further another embodiment will be explained by referring to FIG 6 showing an operation flow chart of the alarm device 2 of another embodiment in accordance with the present invention This another embodiment differs from Sep 20 2001 the embodiment mentioned above in the detection portion of the preamble Namely the preamble detection mentioned above can be substituted with a detection of received radio frequency signal as shown FIG 6 In this received radio frequency signal detection the receiving operation of 50 ms is performed by the function of measuring the field intensity of the received radio frequency signal of the alarm receiving circuit 22 and the alarm control circuit 23 decides it When the received radio frequency signal can be detected it moves back into a operation of detecti
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