JP2002300637A - Lock control system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a lock control system using a more reliable cellular phone that can cope with the illegal use of the cellular phone. SOLUTION: First, the cellular phone 30 calls an electronic lock apparatus 10 for certifying and acquiring a certification code. Then, using the acquired certification code, the cellular phone 30 requests the lock control apparatus to execute locking/unlocking. The lock control apparatus locks and unlocks the electronic lock apparatus 10 as far as the certification code is valid.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

[0001] 1. Field of the Invention [0002] The present invention relates to a lock control system, and more particularly to a lock control system using a portable telephone.

[0002]

2. Description of the Related Art Due to the recent increase in picking damage, it is increasingly required to improve the reliability of locks such as entrance doors. Conventionally, various lock devices such as a double lock, a card lock, and a password input lock have been developed, but none of them can be said to have sufficient reliability.

On the other hand, with the development of mobile communication networks in recent years, mobile phones have rapidly spread, and the era of one person per person is approaching. Since mobile phones have individually assigned ID numbers, they can be used for personal authentication (accurately, they are phones).

In view of the above situation, a lock control system that enables unlocking or locking after authentication of an individual by transmitting an unlocking or locking command from a mobile phone. Some have been proposed (for example, JP-A-2000-2029, JP-A-20
00-129977 and JP-A-2000-186
442).

[0005]

However, in any of the lock control systems using portable telephones proposed in the prior art, unlocking / locking commands are issued directly from the portable telephone to the lock device. For this reason, there is a problem that there is no means for preventing unauthorized use even when the mobile phone is stolen.

SUMMARY OF THE INVENTION It is therefore an object of the present invention to provide a more reliable lock control system using a mobile phone, which can be used against unauthorized use of the mobile phone.

[0007]

According to the present invention, there is provided an electronic lock device having a transceiver for wirelessly connecting to a mobile telephone network, a transceiver for wirelessly connecting to the mobile telephone network, A lock control system including a lock control device that unlocks and locks the electronic lock device from a remote place via a communication line, using a mobile phone,
The electronic lock device is accessed via the mobile phone network to obtain an authentication code, and an unlocking / locking request code generated based on the authentication code is transmitted to the lock control device via the mobile phone network. Thus, a lock control system is provided in which the lock control device unlocks or locks the electronic lock device.

[0008] Specifically, the electronic lock device compares an authentication request code sent from the mobile phone with a code stored in advance, and transmits the authentication code only when the codes match. Here, the authentication request code includes a code representing an ID number and a password unique to the mobile phone.

Further, the lock control device unlocks or locks the electronic lock device only when the unlock / lock request code sent from the mobile phone satisfies a predetermined condition.

Further, after unlocking or locking the electronic lock device, the lock control device notifies the mobile phone that the unlocking or locking has been completed.

Further, the lock control device, upon receiving a confirmation code sent from the mobile phone,
The state of unlocking or locking of the electronic lock device is confirmed, and the result is notified to the mobile phone.

[0012]

Embodiments of the present invention will be described below in detail with reference to the drawings.

FIG. 1 shows a lock control system according to an embodiment of the present invention. This lock control system has an electronic lock device 10 attached to a front door or the like of a user's home, and a lock control device 20 installed in a security company. That is, a contract with a security company is required to use this lock control system. To use this lock control system, a mobile phone 30 is required.

As shown in FIG. 2, the electronic lock device 10 includes a control circuit 11 for controlling each unit, an electronic lock unit 12 including an electronic lock, and a memory unit 13 for storing predetermined information such as a user ID number. , A transmission / reception unit 14 for connecting to a mobile telephone network, and a communication unit 15 for communicating with the lock control device 20.

As shown in FIG. 3, the lock control device 20 includes a control circuit 21 for controlling each unit, a memory 22 for storing various information, a transmission / reception unit 23 for connecting to a portable telephone network, and A communication unit 24 for communicating with the electronic lock device 10 is provided.

As shown in FIG. 4, the portable telephone 30 has a control circuit 31 for controlling each unit and a memory 32 for storing predetermined information including the portable telephone ID of the portable telephone 30 itself.
And a key input unit 33 for inputting a telephone number and the like, and a display unit 34 for displaying input contents from the key input unit 33 and the like.
And a transmission / reception unit 35 for connecting to a mobile telephone network.

Hereinafter, the operation of the lock control system according to the present embodiment will be described with reference to FIG. 5 in addition to FIGS.

When the user wants to unlock or lock the electronic lock of the electronic lock device 10, first, the key input unit 33
To generate an authentication request code (step S50).
1). The authentication request code includes the ID number (mobile phone ID number) of the own device stored in the memory unit 32, the password stored in the memory unit 32 or input from the key input unit 33, A code indicating a process (unlocking or locking) to be performed is included.

Next, the user makes a call to the electronic lock device 10 (step S502). When the connection processing is completed and the electronic lock device 10 responds, the user transmits the authentication request code generated earlier to the electronic lock device 1.
0 (step S503).

The control circuit 11 of the electronic lock device 10 that has received the authentication request code from the mobile phone 10 via the mobile phone network stores the mobile phone ID and the password included in the received authentication request code in the memory unit 13. A comparison is made with the stored user ID and user password. If these codes match, the control circuit 11 recognizes that they match, and creates an authentication code (step S504). Then, the control circuit 11 controls the transmission / reception unit 14
Transmits an authentication code to the mobile phone 10.

The authentication code generated by the electronic lock device includes a code unique to the electronic lock device 10, an authentication key, and a code representing the requested processing.
It is assumed that the content of the authentication key is changed at any time according to a predetermined rule. The rule for changing the authentication key is also assumed to be recognized by the lock control device 20.

When the user receives the authentication code at the portable telephone 30, the communication with the electronic lock device 10 is terminated (step S506). Then, the user operates the key input unit 33 to generate an execution request code including the received authentication code, mobile phone ID number, and password in order to request execution of unlocking or locking (step S5).
07). In addition, as a password, to improve security,
A different code from the code included in the authentication request code for the electronic lock device 10 can be used.

Thereafter, the user operates the mobile phone 30
A call is made to the lock control device 20 of the security company (step S508). When the lock control device 20 responds to the call, the mobile phone 30 transmits the previously generated execution request code to the lock control device 20 (step S509). Then, the mobile phone 30 ends the communication with the lock control device 20 (step S510).

When the lock control device 20 receives the execution request code from the mobile phone device 10 via the transmission / reception unit 23, the control circuit 21 stores the mobile phone ID and the password included in the execution request code in the memory 22 respectively. Compare with the stored ID and password. If they match, the control circuit 21 further determines whether the authentication key is valid or not.
For example, if the authentication key includes the time information at which the authentication key was generated, if the predetermined time (for example, three minutes) has elapsed, it is determined that the access is unauthorized and the subsequent processing is performed. finish.

On the other hand, when determining that the authentication key is valid, the control circuit 15 converts the execution code based on the code of the electronic lock device 10 included in the execution request code and the code indicating the requested processing. Generate (Step S5
11). Then, the control circuit 15 establishes a communication path with the electronic lock device 10 through the communication unit 24 (step S512), and transmits the generated execution code to the electronic lock device 1.
Send to 0. In addition, the communication unit 24 is the electronic lock device 1
Dedicated line for communication with only 0 (electric wire, optical fiber, etc.)
May be connected to the public telephone network. In addition, a mobile phone network can be used. In this case, if the transmitting / receiving unit 23 is provided, the communication unit 24 becomes unnecessary.

In the electronic lock device 10 that has received the execution code via the communication unit 15, the control circuit 11 determines that the execution code is generated based on the authentication code including the authentication key transmitted by itself. Is confirmed, the electronic lock of the electronic lock unit 12 is unlocked or locked (step S
514). Then, the control circuit 11 notifies the lock control device 20 of the execution result via the communication unit 15 (Step S515).

When the lock control device 20 is notified of the lock or unlock execution result from the electronic lock device 10, the lock control device 20 terminates the communication with the electronic lock device 10 (step S5).
16). Then, the lock control device 20 controls the transmission / reception unit 23
Makes a call to the mobile phone 30 (step S51).
7) Notify that the requested processing has been completed (step S518). Thereafter, the lock control device 20 ends the communication (step S519).

The end of the processing can be notified by voice, but can also be transmitted to the mobile phone 30 as an e-mail. In this case, the character indicated by the processing result is displayed on the display unit 34 of the mobile phone 30 (step S52).
0).

As described above, in the lock control system according to the present embodiment, the security company does not issue a lock / unlock command to the electronic lock device directly from the portable telephone but performs authentication once, and then the security company operates. Locking / unlocking commands are issued from the lock control device, so authentication with two passwords is possible, and locking / unlocking cannot be performed without the authentication key generated by the electronic locking device. , Reliability is improved.

Further, in the case where the mobile phone is stolen, it is possible to make it impossible to unlock the mobile phone by unauthorized use by contacting a security company.

Further, in the lock control system according to the present embodiment, the lock control device 20 of the security company manages the unlocking / locking of the electronic lock device 10.
The unlocking / locking state of the electronic lock device 10 can be easily known from a remote place. The operation at that time will be described with reference to FIG.

First, the user operates the key input unit 33 of the mobile phone 30 to generate a confirmation code (step S601). The confirmation code includes a mobile phone ID, a password, and a code for specifying the electronic lock device 10 if necessary.

Next, the user makes a call to the lock control device 20 using the mobile phone 30 (S602). When the lock control device 20 answers the call, the mobile phone 30
Transmits the confirmation code to the lock control device 20 (step S603), and ends the communication (step S60).
4).

The lock control device 20 that has received the confirmation code transmitted from the portable telephone 30
(Step S605), and transmits the received confirmation code to the electronic lock device 10 (step S605).
606).

Electronic lock device 1 that has received the confirmation code
0 checks the state of the electronic lock of the electronic lock unit 12 and transmits the confirmation result to the lock control device 20 (step S60).
7).

The lock control device 20 includes the electronic lock device 1
Upon receiving the confirmation result from 0, the communication path with the electronic lock device 10 is disconnected (step S608). Then, the lock control device 20 makes a call to the mobile phone 30 (step S609), and sends the confirmation result to the mobile phone 30.
(Step S610). Thereafter, the lock control device 20 disconnects the communication path with the mobile phone 30 (step S611).

The portable telephone 30 displays the confirmation result sent from the lock control device 20 on the display unit 34.

As described above, in the lock control system according to the present embodiment, the user can easily know the state of the electronic lock device from a remote place.

[0039]

According to the present invention, an unlocking / locking command is not sent directly from a portable telephone to an electronic lock, but a lock control device whose security is managed by a company is interposed between them. Thus, a lock control system with higher reliability can be obtained.

Further, according to the present invention, there is provided a lock control system capable of easily knowing the unlocking / locking state from a remote place.

[Brief description of the drawings]

FIG. 1 is a conceptual diagram of a lock control system according to an embodiment of the present invention.

FIG. 2 is a block diagram of an electronic lock device used in the system of FIG.

FIG. 3 is a block diagram of a lock control device used in the system of FIG.

FIG. 4 is a block diagram of a mobile phone used in the system of FIG. 1;

FIG. 5 is a sequence diagram for explaining an operation of the lock control system of FIG. 1;

FIG. 6 is a sequence diagram for explaining another operation of the lock control system of FIG. 1;

[Explanation of symbols]

 Reference Signs List 10 electronic lock device 11 control circuit 12 electronic lock unit 13 memory unit 14 transmission / reception unit 15 communication unit 20 lock control device 21 control circuit 22 memory 23 transmission / reception unit 24 communication unit 30 mobile phone 31 control circuit 32 memory unit 33 key input unit 34 display Unit 35 Transmitter / receiver unit

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) H04Q 7/04 DF term (Reference) 2E250 AA02 AA03 BB08 BB49 BB59 CC26 CC27 DD01 DD06 EE04 FF24 FF34 FF36 5J104 AA07 KA02 KA06 NA05 PA02 PA15 5K067 AA32 BB04 DD17 DD27 EE02 EE10 EE16 GG01 GG11 HH05 HH23 HH24 5K101 KK11 LL12 MM07 NN21 PP03

Claims (6)

[Claims] An electronic lock device having a transmission / reception unit for wirelessly connecting to a mobile phone network, a transmission / reception unit for wireless connection to the mobile phone network, and unlocking / locking of the electronic lock device. A lock control system including a lock control device that is performed from a remote place via a communication line, comprising: using a mobile phone, accessing the electronic lock device via the mobile phone network to obtain an authentication code, The lock control device unlocks or locks the electronic lock device by transmitting the unlock / lock request code generated based on the authentication code to the lock control device via the mobile phone network. A lock control system, characterized in that: 2. The electronic lock device according to claim 1, wherein the electronic lock device compares an authentication request code sent from the mobile phone with a previously stored code, and transmits the authentication code only when the codes match. The lock control system according to claim 1, wherein: 3. The lock control system according to claim 2, wherein the authentication request code includes a code representing an ID number and a password unique to the mobile phone. 4. The lock control device unlocks or locks the electronic lock device only when the unlock / lock request code sent from the mobile phone satisfies a predetermined condition. The lock control system according to claim 1, 2 or 3, wherein 5. The lock control device, after unlocking or locking the electronic lock device, notifies the mobile phone of the completion of the unlocking or locking. Clause 1, 2, 3, or 4, the lock control system. 6. When the lock control device receives a confirmation code sent from the mobile phone, the lock control device checks whether the electronic lock device is unlocked or locked and notifies the mobile phone of the result. The lock control system according to claim 1, 2, 3, 4, or 5, wherein