JP2005184859A - Mobile phone - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To realize security function and back-up function regarding the mobile phone that stores an inputted data. <P>SOLUTION: The mobile phone comprises: a receiving means including the function of a control part 15 that controls it so as to shift to a receiving process without calling sound, when a back-up request signal from a maintenance service center 4 is received via a base station 2; and a transmission means which transmits data held in a memory 17, such as a memory dial data, and a mail address data which are inputted and set in accordance with the back-up request signal, to the maintenance service center 4 via the base station 2. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

The present invention relates to a mobile phone that can prevent misuse by a third party due to loss, theft, or the like.
The mobile phone has been reduced in size and weight due to technological advances, and can store various data, and can be easily carried in a pocket, for example. On the other hand, there are many opportunities for loss by dropping or forgetting, and theft by third parties. As described above, when a third party uses a mobile phone that has been lost or stolen, a legitimate owner may be charged and various stored data may be misused. Therefore, there is a demand for means for preventing misuse by a mobile phone that has been lost or stolen.

  As a conventional security function of a mobile phone, a dial lock function using a personal identification number is known. In other words, when the dial lock function is set by the password, it is necessary to release the dial lock function by inputting the password when using the mobile phone. Operation can be prevented.

  Also, if the mobile phone is lost or stolen, the owner of the mobile phone will contact the operator's switching center from a general telephone and make and receive calls using the mobile phone number. There is also known a means for controlling not to accept a call or a call of a mobile phone in a switching center that controls the call or a call of a mobile phone by requesting not to accept the call. Yes.

In addition, the authorized owner of a lost or stolen mobile phone contacts a telecommunications carrier or switching office so that calls from the mobile phone are not accepted and remote control data is transmitted to the mobile phone. The telephone has also proposed means for receiving and identifying the remote control data to perform read prohibition processing of various stored data, erase various data, generate an alarm sound, report the location of the mobile phone, etc. (For example, refer to Patent Document 1).
JP-A-7-193865

  Since the mobile phone is provided with a memory, it can store input data such as a large number of dial data and mail address data. Accordingly, there is a problem that when a third party possesses the mobile phone due to loss, theft, etc., even if the dial lock function is set, a malicious call can be made with reference to the stored contents. In that case, as described above, the misuse can be avoided by contacting the communication carrier and performing control such as erasing the stored contents of the mobile phone that is lost or stolen.

  However, when the mobile phone is lost or stolen and returned to the original owner, it is impossible to restore various data that have already been deleted. In that case, various data input settings must be made again. Alternatively, it can be restored by taking a backup in advance. In this case, backup can be performed by combining with a personal computer (personal computer) or the like, but backup cannot be performed with a single mobile phone.

  An object of the present invention is to realize a security function and a backup function of a mobile phone.

  The cellular phone according to the present invention comprises a receiving means for shifting to a receiving process that does not ring a ringing tone when a backup request signal from a maintenance service center is received via a base station, and memory dial data and mail according to the backup request signal. And a transmission means for transmitting the input and set data such as address data to the maintenance service center via the base station.

  The mobile phone of the present invention saves data set in the lost or stolen mobile phone 1 in the backup memory 24 of the maintenance service center 4 and when the mobile phone 1 returns to the proper owner. The data saved in the backup memory 24 can be downloaded to the memory 17 of the mobile phone 1. Therefore, the lost or stolen mobile phone 1 can be prevented from being misused and returned to the mobile phone 1 when it returns. By downloading the various data saved in the memory 24 to the memory 17 of the mobile phone 1, there is an advantage that it is not necessary to perform various data input setting operations again.

  Referring to FIG. 1, the mobile phone of the present invention is controlled so as to shift to an incoming call process that does not ring a ringing tone when a backup request signal from the maintenance service center 4 is received via the base station 2. Receiving means including 15 functions, and transmitting means for setting input of memory dial data, mail address data, etc. in accordance with the backup request signal, and transmitting the data held in the memory 17 to the maintenance service center 4 via the base station 2; It has the composition containing.

  FIG. 1 is an explanatory diagram of an embodiment of the present invention. 1 is a mobile phone, 2 is a base station, 3 is a switching network, 4 is a maintenance service center, 5 is a general telephone, 11 is an antenna, and 12 is a duplexer. , 13 is a reception unit (RX), 14 is a transmission unit (TX), 15 is a control unit, 16 is a processor (CPU) that controls each unit, 17 is memory for storing input data such as memory dial data and mail address data. Reference numeral 21 denotes an exchange such as a private branch exchange, 22 denotes a call control device, 23 denotes a host processing unit, and 24 denotes a backup memory. Note that various keys and a display unit for dialing the mobile phone 1 are not shown.

  Similarly to the conventional example, the mobile phone 1 has a transmission / reception function including the reception unit 13 and the transmission unit 14, and can communicate with other telephones via the base station 2. When the power is on, the system is waiting, and the call from the other party telephone is called from the base station 2 by the control channel, and the confirmation is made by the control channel between the base station 2 or its upper station and the mobile phone 1. In the case of a legitimate mobile phone, there is a ringing sound, etc., and a call path is formed by responding to it, and a call on the call channel becomes possible.

  When various control information is received through the control channel, control corresponding to the control information can be performed by the processing of the control unit 15 or the processor 16. In this case, when backup control request information is included, control is performed so as not to proceed to the ringing sound step.

  The memory 17 of the mobile phone 1 can store memory dial data, mail address data, and the like under the control of the processor 16 in accordance with an input operation using a dial button or the like not shown. The contents of the memory 17 can be displayed on a display unit such as a liquid crystal panel (not shown) under the control of the processor 16. Further, the cellular phone 1 can be connected to the exchange network 3 through a radio line with the base station 2.

  The maintenance service center 4 including the exchange 21, call control device 22, host processing unit 23 and the like is connected to the exchange network 3. In addition, the control unit including the call control device 22 and the host processing unit 23 performs backup control of the mobile phone. The backup memory 24 of the host processing unit 23 can also be configured by a magnetic disk device or the like, and saves various data stored in the memory 17 of the mobile phone 1 and stores the saved various data in a portable manner. It can also be downloaded to the memory 17 of the telephone 1.

  A backup service can be requested by calling the maintenance service center 4 from the mobile phone 1. Or, when the cellular phone 1 is lost or stolen, the general telephone 5 can call the maintenance service center 4 to request backup and deletion of various data of the cellular phone 1. When the host processing unit 23 identifies the backup control request including the mobile phone number, the personal identification number, etc., the maintenance service center 4 calls the mobile phone 1 via the call control device 22, the exchange 21, the exchange network 3, and the base station 2. Control is performed, and when the mobile phone is in a standby state or during a call, a backup control signal is sent, and when the processor 16 of the mobile phone 1 identifies this backup control signal, it does not proceed to a step such as ringing a ringing tone. The input data such as memory dial data and mail address data stored in the memory 17 is sent to the maintenance service center 4.

  The host processing unit 23 of the maintenance service center 4 stores the input data such as the memory dial data and the mail address data sent from the mobile phone 1 in the backup memory 24 together with the number of the mobile phone 1 and the password. To do. When the cellular phone 1 returns to the proper owner, the memory dial data and the mail address data are downloaded from the backup memory 24 of the maintenance service center 4 to the memory 17 of the cellular phone 1. Therefore, the owner of the regular mobile phone 1 can use it in the previous state without re-inputting the memory dial data and mail address data.

  FIGS. 2 and 3 are explanatory diagrams of the sequence of the embodiment of the present invention, showing the relationship between the lost person of the mobile phone, the maintenance service center 4 and the mobile phone 1, and maintenance after the mobile phone 1 is lost. Processing (A) to (D) when a backup service request is made to the service center 4 is shown.

  A person who has lost a mobile phone first calls the maintenance service center 4 from a general telephone such as a fixed telephone at home, and a route through the exchange network 3 is set by an automatic response of the maintenance service center 4 and the like. It becomes. That is, the process (A) is executed.

  Then, the call control device 22 of the maintenance service center 4 sends out voice guidance. The person who lost the mobile phone inputs the mobile phone number and the password according to the voice guidance. The maintenance service center checks the mobile phone number and the password in the host processing unit 23. For example, the number of digits is checked, or a management station that performs location registration of the mobile phone is inquired to check whether the received mobile phone number is correct.

  As a result of the check, in the case of NG, the line disconnection request can be sent immediately, or the input operation can be repeated a predetermined number of times such as three times, and in either case, the line disconnection request can be sent out. If the check is OK, a confirmation request and a contact request are made to the person who lost the mobile phone.

  The person who has lost the mobile phone confirms the input items of the mobile phone number and the password from the maintenance service center 4 and inputs the contact phone number. The maintenance service center 4 stores the contact telephone number, the mobile phone number, and the password in the backup memory 24 of the host processing unit 23, and notifies the person who lost the mobile phone that reception registration has been completed. Such processing (B) is executed after the above-described processing (A).

  The maintenance service center 4 dials the mobile phone number stored in the backup memory 24 after a predetermined time after registration is completed. When the mobile phone is in a call, the process shown in FIG. 4 is performed, or when it is waiting, the process shown in FIG. 5 is performed. And it will be in a communication state. This in-communication state indicates a state in which control information can be communicated between the maintenance service center 4 and the mobile phone through a control channel or the like. Then, a backup control start request is sent from the maintenance service center 4. The mobile phone sends a response to this to the maintenance service center 4. After the above process (C) is executed, the process (D) is executed.

  That is, the mobile phone performs the backup control shown in FIG. 6 in accordance with the backup control start request from the maintenance service center 4. When the maintenance service center 4 confirms the completion of the backup, the maintenance service center 4 makes a call using the contact telephone number of the lost mobile phone stored in the backup memory 24 to notify the backup completion and the management number of the backed up data , And requesting the input of the cellular phone number and the password that have been registered. The person who lost the mobile phone inputs the mobile phone number and the password according to this request.

  The maintenance service center 4 collates and checks the mobile phone number stored in the backup memory 24 and the personal identification number. In the case of NG, the line is disconnected or the input operation is repeatedly performed for a predetermined number of times such as three times. The line is also disconnected when the input is NG. If the check is OK, a storage period input instruction is issued.

  A person who has lost his / her mobile phone inputs a desired period of storage such as one year for six months. The maintenance service center 4 sets the storage period and sends a storage completion notification. At the end of the storage period, the data stored in the backup memory 24 is erased. If the storage period of the backed up data is fixedly determined in advance, this storage period input can be omitted. It is also possible to perform charging control corresponding to this storage period.

  FIG. 4 is a sequence explanatory diagram of backup control during a call according to the embodiment of the present invention, and the maintenance service center 4 carries a call request (call instruction) via the base station 2 based on the registered mobile phone number. To the phone. The multi-call mobile phone makes an empty call determination and an incoming call determination during communication (during a call). If the determination is normal (incoming call reception OK), a half body response (call response instruction) is sent to the maintenance service center. When it is sent, it is transferred to the maintenance service center 4 via the base station 2.

  The maintenance service center 4 sends a backup control request to the mobile phone via the base station 2. The mobile phone shifts to the backup control mode and sends a backup control response to the maintenance service center.

  FIG. 5 is an explanatory diagram of the backup control sequence during standby according to the embodiment of the present invention. The maintenance service center 4 makes a call origination request to the base station 2 based on the mobile phone number registered and received. Paging because it is not in a call. When the mobile phone cannot respond to this, for example, when the mobile phone is out of the service area, the maintenance service center 4 makes a call request to the base station 2 again after a predetermined time has elapsed, and the base station 2 performs paging. Do.

  At this time, if the mobile phone is in a standby state, it responds, so the maintenance service center 4 makes a backup control start request. Thereby, the mobile phone shifts from the standby state to the backup control mode.

  FIG. 6 is an explanatory diagram of the sequence of backup control according to the embodiment of the present invention. In response to a backup control start request from the maintenance service center 4, the mobile phone shifts to the backup control mode, and the response is sent via the base station 2. When it is sent to the maintenance service center 4, the maintenance service center 4 sends a read request for data set as input, such as memory dial data and mail address data, to the mobile phone via the base station 2.

  Under the control of the processor (CPU) 16 (see FIG. 1), the cellular phone reads data set as input such as memory dial data and mail address data stored in the memory 17 and transmits the data by the transmitter 14. If the transmission of all data cannot be completed in a single transmission process, this process is repeated until the transmission is completed.

  When the transmission of the input data such as the memory dial data and the mail address data from the mobile phone is completed, the maintenance service center 4 receives the notification of the completion of the transmission, and the mobile phone number and the personal identification number that have received the registration earlier. , Data such as memory dial data and mail address data are saved in the backup memory 24 of the host processing unit 23 together with the management number, and a backup control completion notification is sent to the mobile phone via the base station 2.

  In response to the backup control completion notification, the cellular phone erases data such as memory dial data and mail address data stored in the memory 17 under the control of the processor 16. In addition, the maintenance service center 4 notifies the contractor who requested the backup control (contact phone number of the person who lost the mobile phone) of the backup completion.

  FIG. 7 is a sequence explanatory diagram of backup control according to the embodiment of the present invention, showing processing when a lost or stolen mobile phone is returned to a cellular phone lost person. A call is made to the center 4 and communication is in progress due to a response from the maintenance service center 4, and voice guidance is transmitted under the control of the call control device of the maintenance service center 4. Based on this, a management number, a mobile phone number, and a password are input. To do.

  The maintenance service center 4 checks the management number, the mobile phone number, and the password from the lost mobile phone in the host processing unit 23 against the contents stored in the backup memory 24. The line is immediately disconnected, or the line is disconnected if the input operation is repeated a predetermined number of times such as three times in the case of NG. If the check is OK, an acceptance notice is given. Then, transmission control of data such as memory dial data and mail address data to the cellular phone is performed.

  FIG. 8 is a sequence explanatory diagram of backup control according to the embodiment of the present invention, and shows processing of transmission control of data such as memory dial data and mail address data of FIG. The maintenance service center 4 sends a call request to the mobile phone via the base station 2, and a backup control start notification is sent according to the response of the mobile phone. On the other hand, when a response is sent from the cellular phone, saved data such as memory dial data and mail address data is read from the backup memory 24 of the maintenance service center 4 and transmitted.

  The cellular phone sends a reception confirmation response upon normal reception, and the maintenance service center 4 reads the next data such as memory dial data and mail address data from the backup memory 24 and transmits the data. When this is repeated and all data such as memory dial data and mail address data held in the backup memory 24 are read and transmitted, the backup memory 24 is cleared and a transmission completion notice is transmitted. In response to the transmission completion notification, the cellular phone stores data such as memory dial data and mail address data in the memory 17 under the control of the processor 16 and sends a line disconnection request. The maintenance service center 4 notifies the contractor (mobile phone lost person) of completion.

  The above-described backup control start request or the like can be transmitted to the mobile phone via the control channel, and the mobile phone can shift to the backup control mode by the reception identification by the processor 16 or the control unit 15. . Further, in the process of deleting data such as the memory dial and mail address in FIG. 6, the memory dial data and mail address data stored in the memory 17 are identified by receiving and identifying the backup control completion notification from the maintenance service center 4. Etc. will be erased.

  When the data such as the memory dial data and the mail address data are transferred from the cellular phone to the maintenance service center 4 and saved, and the memory dial data and the mail address data read from the backup memory 24 of the maintenance service center 4 The data format for transferring and downloading the data to the mobile phone can be selected and transferred from various known formats such as fixed-length packets and variable-length packets.

  The backup control process shown in FIGS. 7 and 8 shows a case where a person who has lost a mobile phone calls the maintenance service center 4 from a general telephone, but the returned mobile phone can be used. In this case, if it is requested to stop calling processing of a lost or stolen mobile phone, calling to the maintenance service center 4 becomes impossible, and calling is made from a general phone.

It is explanatory drawing of embodiment of this invention. It is sequence explanatory drawing of embodiment of this invention. It is sequence explanatory drawing of embodiment of this invention. It is sequence explanatory drawing of the backup control during a call of embodiment of this invention. It is sequence explanatory drawing of backup control in standby of embodiment of this invention. It is sequence explanatory drawing of the backup control of embodiment of this invention. It is sequence explanatory drawing of the backup control of embodiment of this invention. It is sequence explanatory drawing of the backup control of embodiment of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Mobile phone 2 Base station 3 Switching network 4 Maintenance service center 5 General telephone 11 Antenna 12 Duplexer 13 Receiver (RX)
14 Transmitter (TX)
15 Control Unit 16 Processor (CPU)
17 Memory 21 Switch 22 Call Control Device 23 Host Processing Unit 24 Backup Memory

Claims (1)

Receiving means for transitioning to incoming call processing that does not ring a ringing tone when a backup request signal from the maintenance service center is received via the base station;
A mobile phone comprising: transmission means for transmitting data set to be input such as memory dial data and mail address data in accordance with the backup request signal to the maintenance service center via the base station.

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