JP2008131157A - Telecommunication terminal, center, and management method of telecommunication terminal - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a telecommunication terminal having a configuration capable of easily finding out a location for a lost exchangeable unit of the terminal and inhibiting the illegal use of the unit. <P>SOLUTION: The telecommunication terminal comprises a first unit 1 and a second unit 2 which can be detached and attached freely. The first unit 1 comprises a first communication means 12 for sending out a first ID 11 given beforehand to the second unit 2. The second unit 2 comprises a second communication means 22 for requesting the first unit 1 to transmit the first ID 11 in predetermined timing and transmitting the first ID 11 along with a second ID 21 defined beforehand to a server 5. The server 5 records a set of the first and the second IDs, responds to an inquiry from a user, and carries out required actions such as the stop of use. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a communication terminal represented by a mobile phone, a PDA (Personal Digital Assistant), a personal computer, etc., a center, and a management method for the communication terminal, and more particularly, to a communication terminal including a replaceable unit, a center, and a communication terminal. It relates to the management method.

  Exteriors (custom jackets) with various designs are widely used so that a user of a mobile phone can select one that suits each person's taste. Japanese Patent Application Laid-Open No. H10-228867 has proposed an exterior having functions such as a light, a clock, and a radio.

  Patent Document 2 discloses a configuration in which a telephone number and an expiration date are read from an exterior with a built-in microcomputer, and the telephone number cannot be used without an exterior, or an expiration date can be provided. Yes.

JP 2003-283616 A Japanese Patent Laid-Open No. 9-191338

  As described in Patent Document 1, further enhancement of functionality and high added value of the exterior are expected, and one future direction is to use the same mobile phone according to the usage situation such as private or work. Prepare a replaceable unit (including exterior and recording device), the terminal recognizes the replacement of the other unit, wallpaper (standby screen), address book, ringtone, preferentially displayed mail folder and Felica It may be possible to switch all the usage categories such as (registered trademark).

  However, if the unit is frequently replaced, naturally, the possibility of loss and the possibility of leakage of important information held in the separate unit at that time also increases. If information is stolen, damage is expected to increase. For example, even if the cellular phone of Patent Document 2 in which a phone number and expiration date are set on the exterior is taken, if the exterior is stolen, it is easily expected that the telephone number will be illegally used.

  The present invention has been made in view of the above-described circumstances, and the object of the present invention is to make it easy to find the location when a replaceable unit is lost and to prevent unauthorized use. A communication terminal, a center, and a communication terminal management method are provided.

  According to a first aspect of the present invention, there is provided a communication terminal composed of detachable first and second units, wherein the first unit is given in advance to the second unit. A first communication means for sending the first ID, wherein the second unit requests the first unit to transmit the first ID at a predetermined timing, and A communication terminal characterized by comprising a second communication means for transmitting the first ID together with a predetermined second ID to an ID recording server, and records information transmitted from the communication terminal described above An ID recording server having means is provided.

According to a second aspect of the present invention, a communication terminal composed of detachable first and second units, each unit having a unique ID, and an ID recording server accessible from the communication terminal. The communication terminal management method is performed using the first unit and the second unit of the communication terminal is attached to the attached first unit at a predetermined timing. Requesting transmission of a unique first ID;
The second unit of the communication terminal transmits a first ID received from the first unit and a second ID different from the first unit-specific ID to the server; A server recording the first and second IDs, and the server responding to the recorded first and second IDs in response to a query from the outside. A communication terminal management method is provided.

  According to the present invention, when the replaceable unit is lost, it is possible to confirm the combined use state of the two units by inquiring the ID recording server. The reason is that a set of IDs sent from the two units is transmitted to the center, so that inconsistencies and unauthorized use can be easily found.

[First Embodiment]
Next, the best mode for carrying out the present invention will be described in detail with reference to the drawings. FIG. 1 is a block diagram showing the configuration of the first exemplary embodiment of the present invention.

  Referring to FIG. 1, a mobile phone terminal 2 composed of at least two units of a removable exterior 1 (first unit) and a mobile phone terminal main body 2a (second unit) communicates with the mobile phone terminal 2. A base station 3 connected to the network 4 and a server 5 connected via the communication network 4 are shown.

  The exterior 1 includes a memory that stores the first ID 11 and a communication unit 12 that transmits the first ID 11 to the mobile phone terminal main body 2a. As the first ID 11, for example, a unique character string or numeric string is appropriately given.

  Similarly, the cellular phone terminal main body 2 a includes a memory that stores the second ID 21 and a communication unit 22 that communicates with the communication unit 12 of the exterior 1 and the base station 3. Here, description will be made assuming that a telephone number is used as the second ID 21.

  A memory for storing IDs 11 and 21 of the exterior 1 and the mobile phone terminal main body 2a and each communication means 12 and 22 are an IC chip capable of reading and writing data using short-range wireless communication, and an antenna connected to the chip. It is realizable using the non-contact IC tag (RFID; Radio Frequency Identification) technology comprised from these.

  There are two types of tags (non-contact IC tags) used in the RFID, passive tags that transmit (respond) by receiving radio waves (search signals) and active tags that transmit themselves. In this embodiment, the exterior 1 A passive tag that operates with received radio wave energy is used on the side. As a result, the exterior 1 can be reduced in size and weight, and the power supply circuit can be omitted (see International Standard ISO / IEC 14443, ISO / IEC 18092).

  The server 5 includes a database (DB) 51 that records the first ID 11 and the second ID (phone number) 21 received from the mobile phone terminal 2 in association with each other.

  Next, the operation of the present embodiment configured as described above will be described in detail with reference to the sequence chart of FIG.

  First, when the exterior 1 is attached to the mobile phone terminal 2, the first ID 11 is transmitted from the exterior 1 to the mobile phone terminal 2 in response to receiving a radio wave (search signal) from the mobile phone terminal 2 ("first" in FIG. ID ”).

  The mobile phone terminal 2 that has received the first ID 11 transmits the first ID 11 and the second ID (telephone number) 21 to the base station 3 (“first ID + phone number” in FIG. 2).

  The base station 3 that has received the first ID 11 and the second ID (telephone number) 21 adds the position information (base station ID) of the base station to the first and second IDs 11 and 21, and the server 5 (“First ID + phone number + position information” in FIG. 2).

  The server 5 associates the first and second IDs 11 and 21 and the location information of the base station and registers them in the database 51 (“registration process” in FIG. 2).

  In this way, the first and second IDs 11 and 21 and the base station location information registered in the database 51 are provided to those who have mobile phone terminals to which the exterior 1 can be attached when the exterior 1 is lost. It is used to check if it is not used. In particular, in the present embodiment, since unique and unique information called the telephone number 21 is used, it is possible to identify the person who is using it and to prevent theft.

  Furthermore, in this embodiment, since the location information (base station ID) of the base station is also registered in the database 51, if someone uses it when it is lost, it is also possible to specify the place of use. ing.

  In the description of the above-described embodiment, the transmission timing of the first ID 11 is set when the exterior 1 is attached to the mobile phone terminal 2. However, when the mobile phone terminal 2 is turned on or when a predetermined function is used, it is constant. You may transmit in the form polled from the mobile telephone terminal 2 at arbitrary timings, such as a time interval.

  In the above description of the embodiment, for convenience of explanation, the first ID 11, the second ID (telephone number) 21 and the base station location information (base station ID) are described as being transmitted together. However, according to a predetermined procedure, it is also possible to transmit with a time difference, for example.

  In the above description of the embodiment, it has been described that the location information (base station ID) of the base station is also registered. However, it is not always necessary to register in the database 51 and can be omitted. For example, if only the telephone number is known, the mobile telephone carrier side may be referred to.

[Second Embodiment]
Next, a second embodiment of the present invention that is a combination of the recording device 6 and the portable information device main body 7a will be described. FIG. 3 is a block diagram showing the configuration of the second exemplary embodiment of the present invention.

  Referring to FIG. 3, a portable information device 7 composed of a plurality of units including a detachable recording device 6 (first unit) and a portable information device main body 7a (second unit), and the portable information device 7 are connected to a communication network. A base station 8 connected to 9 and a server 10 connected via a communication network 9 are shown.

  In addition to the first ID 61 and the communication means 62 corresponding to the first ID 11 and the communication means 12 of the exterior 1 of the first embodiment, the recording device 6 in the present embodiment is unique to programs, data, and various users. The storage unit 63 stores the setting information in an encrypted state, and the decryption unit 64 decrypts the setting information with the decryption key received from the server 10.

  In addition to the second ID 71 and the communication means 72 corresponding to the second ID 21 and the communication means 22 of the mobile phone terminal main body 2a of the first embodiment, the portable information device main body 7a in the present embodiment is a GPS system or Positioning means 73 for measuring the current position by a method using distances to a plurality of base stations, a storage means 74 for storing programs and data received from the recording device 6 and various user-specific setting information, and a first ID 61 And an input means 75 for inputting and setting. In the present embodiment, as the second ID 71, a unique character string or number string is appropriately set as in the first ID 61 instead of a telephone number.

  The memory for storing the IDs 61 and 71 of the recording device 6 and the portable information device 7 and the communication units 62 and 72 are realized by using a non-contact IC tag (RFID) technology, as in the first embodiment. Can do. Also in the present embodiment, by using a passive tag on the recording device 6 side, the recording device 6 can be reduced in size and weight, and the power supply circuit can be omitted. However, the scale of the storage means 63 and the decoding means 64 can be reduced. Alternatively, a power supply may be provided according to the function, or power may be supplied from the portable information device 7.

  The server 10 includes a database (DB) 101 that records the first ID 61 and the second ID 71 received from the portable information device 7. Information indicating whether each first ID 61 is valid (usable) or invalid (usage prohibited) is registered in the database (DB) 101 in accordance with a loss report from the user. And

  Next, the operation of the present embodiment configured as described above will be described in detail with reference to the sequence chart of FIG.

  First, when the recording device 6 is mounted on the portable information device 7, the first ID 61 input and set from the input means 75 in advance from the recording device 6 in response to a request from the portable information device 7 is transmitted to the portable information device 7 side. ("First ID" in FIG. 4).

  The portable information device 7 that has received the first ID 61 transmits the first ID 61 and the second ID 71 of its own device to the base station 8 (“first ID + second ID” in FIG. 4).

  The base station 8 that has received the first ID 61 and the second ID 71 adds the location information (base station ID) of the base station to the first and second IDs 61 and 71, and transmits it to the server 10 (see FIG. 4 “first ID + second ID + position information”).

  The server 10 registers the first and second IDs 61 and 71 and the location information of the base station in the database 101 (“registration process” in FIG. 4).

  Next, the server 10 refers to the database 101 and confirms whether or not the first ID 61 is valid (“authentication process” in FIG. 4).

  If the first ID 61 is valid in the authentication process, the server 10 transmits the decryption key to the portable information device 7 via the communication network 9 and the base station 8 ("Decryption key (OK)" in FIG. 4). ").

  When the portable information device 7 that has received the decryption key transmits the decryption key to the recording device 6, the recording device 6 uses the decryption means 64 to store the program and data recorded in the storage means 63 and various user-specific setting information. Decoding is started ("decoding start" in FIG. 4).

  These decrypted programs and data and various user-specific setting information are transmitted to the portable information device 7 and stored in the storage means 74 thereof.

  If the first ID 61 is invalid, such as when the recording device 6 is reported lost in the authentication process, the server 10 sends the first information to the portable information device 7 via the communication network 9 and the base station 8. Is transmitted to the effect that the ID 61 is invalid (“NG” in FIG. 4).

  When the portable information device 7 that has received the notification of invalidity notifies the recording device 6 to that effect, the recording device 6 subsequently stops using it (“use stop” in FIG. 4).

  The suspension of use is realized by, for example, initializing the storage unit 63 or denying (locking) communication.

  Further, the portable information device 7 that has received the invalidity notification transmits the second ID 71 and the second position information obtained from the positioning means 73 to the base station 8 (“second ID + second position in FIG. 4). Information ”), the base station 8 adds the base station location information (base station ID) to the second ID 71 and the second location information, and transmits the information to the server 10 (“ second ID + location ”in FIG. 4). Information + second location information ").

  In this way, the first and second IDs 61 and 71 registered in the database 101, the location information of the base station, and the location information of the portable information device 7 are stored in the recording device 6 when the recording device 6 is lost. It is used when checking whether or not it is used by a person having a portable information device 7 that can be worn. In particular, in the present embodiment, the content of the storage unit 63 is encrypted in advance with the first ID 61 and is read into the portable information device 7 after confirming that the portable information device 7 is not lost. Therefore, it is possible to prevent leakage or theft of the storage contents of the storage means 63.

  In the present embodiment, when the first ID 61 is invalid, the second ID 71 registered in the database 101 and the second location information (base station ID) sent from the positioning means 73 are used for the recording device 6. It is possible to grasp the person and place of use.

[Third Embodiment]
Subsequently, the third embodiment of the present invention in which the transmission timing of the second position information is changed with the same configuration as that of the second embodiment will be described in detail with reference to the sequence chart of FIG. explain.

  First, when the recording device 6 is attached to the portable information device 7, a radio wave (search signal) is received from the portable information device 7, and the first ID 61 is transmitted from the recording device 6 to the portable information device 7 side ("" in FIG. 5). First ID ").

  Receiving the first ID 61, the portable information device 7 transmits the first ID 61, the second ID 71 of the own device, and the second location information to the base station 8 ("first ID + second ID" in FIG. 5). ID + second location information ").

  The base station 8 that has received the first and second IDs 61 and 71 and the second location information includes the base station location information (base station ID) in the first and second IDs 61 and 71 and the second location information. ) And transmitted to the server 10 (“first ID + second ID + position information + second position information” in FIG. 5).

  The server 10 registers the first and second IDs 61 and 71, the second location information, and the location information of the base station in the database 101 ("registration process" in FIG. 5).

  Next, the server 10 refers to the database 101 to check whether or not the first ID 61 is valid (“authentication process” in FIG. 5).

  In the authentication process, the operation when the first ID 61 is valid is the same as that in the second embodiment (“decryption key (OK)” in FIG. 5). That is, decryption of the program, data, and various user-specific setting information is started with the received decryption key and transferred to the portable information device 7.

  On the other hand, when the first ID 61 is invalid in the authentication process, the invalidation notification and the process of stopping the use of the recording device 6 are similarly performed (“NG”, “use stop” in FIG. 5).

  Further, the portable information device 7 that has received the invalidation notification transmits the second ID 71 to the base station 8 (“second ID” in FIG. 5), and the base station 8 transmits the second ID 71 to the base station. Is added to the server 10 and transmitted to the server 10 (“second ID + position information” in FIG. 5).

  The server 10 that has received the second ID 71 and the base station location information (base station ID) stops using the communication network 9 of the portable information device 7 based on the second ID 71 (see “Usage” in FIG. 5). Stop").

  As described above, in this embodiment, since the second position information measured by the positioning means 73 of the portable information device 7 is configured to be transmitted when the recording apparatus 6 is used, it is found that the use of the recording apparatus 6 is stopped. It becomes possible to know the position information before doing.

  For example, in the case where the portable information device 7 is stolen, in the method of transmitting the second position information later as in the second embodiment, the person who stole the recording device 6 knows the authentication result. It is conceivable to perform a power-off operation. According to the present embodiment, since the second position information is transmitted before the authentication process, tracking of the recording device 6 is facilitated.

[Fourth Embodiment]
Subsequently, with reference to the sequence chart of FIG. 6 for the fourth embodiment of the present invention, in which the operation after the first ID becomes invalid is changed with the same configuration as the third embodiment. This will be described in detail.

  Referring to FIG. 6, the operation from the mounting of the recording device 6 to the portable information device 7 to the transmission of the result of the authentication process is the same as in the second and third embodiments described above.

  The difference from the second and third embodiments is that when the portable information device 7 receives the invalidation notification, it cannot be used by itself without transmitting the second ID 71 and the second position information. This is the point to stop ("use stop" in FIG. 6).

  In addition to the above-described method, the suspension of use is realized by, for example, forcibly turning off the portable information device 7 so that it cannot be turned on thereafter, or locking (prohibiting) communication with the base station 8 itself. Is done.

  As described above, according to the present embodiment, use or access of the stolen recording device 6 can be quickly prohibited.

  In addition, according to the present embodiment, programs, data, various user-specific setting information, etc. are stored in one unit in an encrypted state, and necessary information is decrypted according to the user and usage situation, while the other Therefore, it is possible to eliminate the concern about storing important information in the unit that is easily lost.

  As described above, in the above-described embodiment, an example of a mobile phone terminal (first embodiment) that can be attached and detached and replaced and a portable information device (second to fourth embodiments) that can be attached and detached and replaced with a recording device. However, various modifications can be made without departing from the gist of the present invention in which the ID and communication means are mounted in each unit of a communication terminal composed of a plurality of units and the ID set is recorded on the center side. Is possible.

  For example, in the above-described embodiment, the recording device 6, the portable information device 7, and the base station 8 have been described with an example in which the first and second IDs and position information are exchanged wirelessly. The same applies when the portable information device 7 and the base station 8 are connected by wire via various interfaces and networks.

  In the first embodiment described above, a mobile phone number is used as the second ID, and in the second to fourth embodiments, a character string or a number string is used as the second ID. The second ID is, for example, arbitrary identification information set in advance or input after the fact, for example, terminal position information, a device-specific value (ID) such as a manufacturing number or a MAC address, or a user's biometric Information or the like can also be used.

It is a block diagram showing the structure of the 1st Embodiment of this invention. It is a sequence chart for demonstrating the operation | movement of the 1st Embodiment of this invention. It is a block diagram showing the structure of the 2nd-4th embodiment of this invention. It is a sequence chart for demonstrating the operation | movement of the 2nd Embodiment of this invention. It is a sequence chart for demonstrating the operation | movement of the 3rd Embodiment of this invention. It is a sequence chart for demonstrating the operation | movement of the 4th Embodiment of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Exterior 2 Mobile phone terminal 2a Mobile phone terminal main body 3, 8 Base station 4, 9 Communication network 5, 10 Server 6 Recording device 7 Portable information device 7a Portable information device main body 11, 61 1st ID
12, 22, 62, 72 Communication means 21 Telephone number (second ID)
51, 101 Database (DB)
63 Storage means 64 Decoding means 71 Second ID
73 Positioning means 74 Storage means 75 Input means

Claims (19)

A communication terminal composed of detachable first and second units,
The first unit includes first communication means for sending a first ID assigned in advance to the second unit;
The second unit requests the first unit to transmit the first ID at a predetermined timing, and records the first ID together with the predetermined second ID. A second communication means for transmitting to the server for
A communication terminal characterized by. Further, the second unit includes positioning means for measuring position information of the own device,
Instead of the second ID, sending location information to the server;
The communication terminal according to claim 1. Further, the second unit includes positioning means for measuring position information of the own device,
Transmitting location information to the server in addition to the first and second IDs;
The communication terminal according to claim 1. The second unit executes a user operation on condition that an acknowledgment is received from the server;
The communication terminal according to any one of claims 1 to 3. The first unit includes storage means for storing at least user setting information,
The first communication means has a function of transmitting the user setting information to the second communication means,
The user setting information is transmitted to the second unit on condition that an acknowledgment is received from the server;
The communication terminal according to any one of claims 1 to 4. The user setting information is stored in an encrypted state,
Decrypted using the decryption key received from the server;
The communication terminal according to claim 5. If a negative response is received from the server, prohibiting access to the user setting information;
The communication terminal according to claim 5 or 6. If a negative response is received from the server, invalidating the first ID or the second ID;
The communication terminal according to claim 1, wherein: When the first unit is attached to the second unit, the first ID is transmitted from the first unit to the second unit;
The communication terminal according to any one of claims 1 to 8. Using a phone number or user biometric information or device serial number as the second ID;
The communication terminal according to any one of claims 1 to 9. Comprising means for recording information transmitted from the communication terminal according to claim 1;
An ID recording server characterized by the above. Recording the information transmitted from the communication terminal in association with information added by a base station or access point used by the communication terminal;
The server for ID recording of Claim 11 characterized by these. Further, by performing verification processing by comparing information received from the communication terminal with previously registered authentication information,
The ID recording server according to claim 11 or 12, characterized in that: A communication terminal comprising a first and second detachable units, each of which has a unique ID, and an ID recording server accessible from the communication terminal. A management method,
The second unit of the communication terminal requests transmission of the first ID unique to the first unit to the attached first unit at a predetermined timing;
The second unit of the communication terminal transmits a first ID received from the first unit and a second ID different from the ID unique to the first unit to the server;
The server records the first and second IDs;
The server responding to the recorded first and second IDs in response to an inquiry from the outside,
A communication terminal management method. The second unit of the communication terminal transmits position information to the server as the second ID,
The server records the first ID and location information and responds to an external query;
The communication terminal management method according to claim 14. In addition to the first and second IDs, the second unit of the communication terminal transmits location information to the server,
The server records the first and second IDs and location information and responds to an inquiry from the outside;
The communication terminal management method according to claim 14. Furthermore, the server includes a step of performing authentication processing by comparing each information received from the communication terminal with previously registered authentication information;
The communication terminal management method according to any one of claims 14 to 16, wherein: Further, the server transmits a result of the authentication process to the communication terminal;
The communication terminal performs a predetermined use restriction operation according to a result of the authentication process;
The communication terminal management method according to claim 14, wherein: The second unit requests the first ID from the first unit when the first unit is mounted, and starts transmission to the server;
The communication terminal management method according to claim 14, wherein:

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