JP2010209642A - Automobile key management system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a safe automobile key management system capable of meeting the requests of the input and change of key information by an owner without utilizing the Internet network. <P>SOLUTION: This automobile key management system includes an on-vehicle controller 30 which comprises an owner mobile terminal 10 having a key storage zone 12 in which the key information of the owner is stored and a key storage zone 13 for lending in which the key information for lending is stored and a wireless communication means 33 which is communicable with an owner key storage zone 31 in which the key information of the owner which is transmitted from the owner mobile terminal 10 is stored and a storage zone 32 for lending in which the key information for lending is stored via a mobile phone communication network 40 and a third person mobile terminal 20 having a key storage zone 22 for a third person in which the key information for lending which is transmitted from the owner mobile terminal 10 is stored. Consequently, the key information for lending can be transferred to the third person mobile terminal 20 without utilizing the Internet network, and the door of a vehicle can be locked and unlocked and the engine can be started up from the third person mobile terminal 20. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to an automobile key management system that allows a key to be rented electronically without an owner directly meeting a third party using a mobile phone.

  2. Description of the Related Art Conventionally, there has been proposed an automobile key management system that can lend (transmit) automobile key information that enables the use of an automobile using a portable terminal without directly meeting a third party (for example, , See Patent Document 1). As shown in FIG. 3, this car key management system includes a car owner's mobile terminal 110, a mobile terminal 120 of a third party who wants to use the car, and a mobile phone communication network 140 of these mobile terminals 110 and 120. The vehicle controller 130 provided in the automobile, the mobile phone company 150, the Internet network 160, and the management server 170 on the Internet network 160 are configured. The in-vehicle controller 130 includes a wireless communication unit 133 that can communicate with the mobile phone communication network 140.

  In the management of lending of car key information, the key information stored in the key storage area (storage means) of the owner's mobile terminal 110 is transferred to the Internet network 160 via the mobile phone communication network 140 by the operation of the wireless communication means 111. The management server 170 is accessed so that the management server 170 accepts management operations. After receiving such a management operation, the management server 170 transfers management information to the in-vehicle controller 130 that can be connected to the mobile phone communication network 140 to reflect the management of the owner. The third-party mobile terminal 120 includes a key storage area (storage means) 122. The management server 170 accesses the lending key (key information) to the mobile phone communication network 140 by the wireless communication means 121 and transfers the lending key to the key storage area 122 of the third party portable terminal 120. . In this way, a third party can use the mobile terminal 120 as a vehicle key.

  As shown in FIG. 3, the in-vehicle controller 130 includes an owner key storage area 131 and a lending key storage area 132. The owner key storage area 131 stores key information for the owner to use the vehicle, and the rental storage area 132 can freely limit or delete the function of the rental key.

JP 2002-330468 A

  In the above system, the lending key (key information) 171 is stored in the management server 170. However, since the management server 170 is connected to the public Internet network 160, a malicious person is the owner. There is a problem that strict measures such as encryption are required for access such as impersonation and unauthorized acquisition of the lending key 171.

  In addition, since the management server 170 stores not only the vehicle rental key 171 but also information on all vehicle keys on which the system is installed, the management server 170 is likely to be a target of a malicious person. There is a problem that management of the system involves strict measures and a great risk.

Accordingly, an object of the present invention is to provide a safe car key management system that allows car owners to lend or change car key information without using the Internet network.

  A feature of the present invention is an automobile key management system, an owner portable terminal having a key storage area for storing owner key information and a rent key storage area for storing rent key information, and transmission from the owner portable terminal An in-vehicle controller comprising: an owner key information storage area for storing owner key information; a vehicle-side lending key storage area for storing lending key information; and a wireless communication means capable of communicating via a mobile phone communication network; And a third-party portable terminal having a third-party key storage area in which rental key information transmitted from the owner portable terminal is stored.

  Here, the owner portable terminal and the third party portable terminal can communicate key information with each other using the cellular phone communication network, and can communicate with the vehicle-mounted controller using the cellular phone communication network.

Moreover, it is good also as a structure provided with the direct communication means which can communicate the key information for rental directly from an owner portable terminal to a third party portable terminal, and a vehicle-mounted controller which can communicate directly from the owner portable terminal.

In addition, the direct communication means of the owner portable terminal can directly communicate with the direct communication means of the third party portable terminal and the in-vehicle direct communication means using Bluetooth or non-contact short-range communication. it can.

  Further, the owner portable terminal may store the vehicle function restriction information and the deletion information of the rental key information before the change in the rental key storage area.

  ADVANTAGE OF THE INVENTION According to this invention, the safe car key management system which can lend and change the car key information by the car owner without using the Internet network can be realized.

It is a lineblock diagram of the car key management system concerning a 1st embodiment of the present invention. It is a block diagram of the motor vehicle key management system which concerns on 2nd Embodiment of this invention. It is a block diagram which shows the conventional vehicle key management system.

  Hereinafter, an automobile key management system according to each embodiment of the present invention will be described with reference to FIG. 1 and FIG.

(First embodiment)
FIG. 1 is a schematic configuration diagram showing an automobile key management system according to the first embodiment of the present invention.

  As shown in FIG. 1, the car key management system includes an owner mobile terminal 10, a third party mobile terminal 20, and an in-vehicle controller 30.

The owner portable terminal 10 includes a wireless communication unit 11 that performs communication using the cellular phone communication network 40 and an owner key storage area (hereinafter referred to as a key storage area) 1 that stores key information of an owner key.
12 and a lending key storage area 13 for storing key information of the lending key. The owner portable terminal 10 can transmit the key information of the lending key to the third party portable terminal 20 via the cellular phone communication network 40. In response to the key information, the third-party portable terminal 20 that has received this can perform unlocking and locking operations on a door unlocking device, cell motor, dashboard unlocking device, and trunk unlocking device (not shown). It becomes possible.

Similar to the owner portable terminal 10, the third party portable terminal 20 includes a wireless communication means 21 and a key storage area 22 for a lending key. The key storage area 22 stores key information transmitted from the owner portable terminal 10.

  The in-vehicle controller 30 includes an owner key storage area 31, a rent key area (hereinafter referred to as a rent key) 32, and wireless communication means 33 that communicates with the mobile phone communication network 40.

  In the owner portable terminal 10, when owner key information is input from a key unit (not shown), the owner key information is stored in the key storage area 12. Thereafter, by operating the owner portable terminal 10, the key information stored in the owner key storage area 31 of the in-vehicle controller 30 can be reflected on the vehicle via the cellular phone communication network 40. In addition, the owner portable terminal 10 can transmit key information to a third party who permits the use of the vehicle via the cellular phone communication network 40. The third party mobile terminal 20 acquires the rent key information stored in the rent key area 13 of the owner mobile terminal 10 and stores it in the key storage area 22.

  The rewriting of the key information in the in-vehicle controller 30 includes rewriting the third-party use condition lending key information previously set in the owner portable terminal 10 and the contents of performing the process of rewriting to another third-party use condition. The key is rewritten based on the rental key information from the owner portable terminal 10.

  In the in-vehicle controller 30, the vehicle control unit 32 communicates with the third party mobile terminal 20 based on the owner key information from the owner mobile terminal 10, and the door unlocking device, cell motor, dashboard unlocking device, trunk It is possible to output unlocking and locking signals to the unlocking device. For this reason, a third party who receives permission from the owner can use the vehicle by operating the third-party mobile terminal 20.

  In the car key management system according to the present embodiment, the owner portable terminal 10 and the in-vehicle controller 30 communicate with each other using the cellular phone communication network 40, so that some kind of collation means (encrypted information, etc.) defined in advance. Thus, unlocking / locking of a vehicle door unlocking device, cell motor, dashboard unlocking device, trunk unlocking device, and the like can be performed by a communication operation of the third-party portable terminal 10 that is permitted by the owner.

  In addition, the owner of the vehicle may add software that can manage the restriction or deletion (including rewriting) of the vehicle function with respect to the key information lent to the third party last time in the owner portable terminal 10.

  Furthermore, when the next owner uses the mobile terminal 10 to access and collate the vehicle, the stored management operation information (key information) is automatically transferred to the owner key storage area 31 of the in-vehicle controller 30. Information on key operations (owner key information) previously operated by the owner can be reflected.

In the car key management system according to the present embodiment, since a management server on the Internet network is not used, there is no leakage of vehicle information due to unauthorized access on the Internet network 160. Can be built.

(Second Embodiment)
FIG. 2 shows an automobile key management system according to the second embodiment of the present invention. The car key management system according to the present embodiment is the same as the car key management system according to the first embodiment described above. 33 can be directly communicated with each other.

  The owner portable terminal 10A accesses the owner key storage area 31 and the rent key storage area 32 by directly communicating with the in-vehicle controller 30 between the communication means 14 and 33, and reflects the owner's key information. In addition, it is possible to rewrite the third party lending key information.

The third-party portable terminal 20A can use the vehicle with the contents written in the lending key storage area 32 by directly communicating with the direct communication means 33 of the in-vehicle controller 30 by the direct communication means 23. The key storage area 22 stores lending key information transmitted from the owner portable terminal 10A, and a third party having the third party portable terminal 20A operates directly using the communication means 23 in the vicinity of the vehicle. By doing so, the door unlocking device, cell motor, dashboard unlocking device, trunk unlocking device, etc. can be unlocked and locked within the permitted range.

  In the car key management system according to the present embodiment, the owner portable terminal 10A, the third party portable terminal 20A, and the in-vehicle controller 30 are provided with direct communication means 14, 23, 33 of the same standard. As a result, the owner mobile terminal 10A, the third party mobile terminal 20A, and the in-vehicle controller 30 communicate directly with each other, so that the vehicle door unlocking device can be obtained by some kind of collation means (encrypted information, etc.) defined in advance. Unlocking / locking of cell motors, dashboard unlocking devices, trunk unlocking devices, etc. can be permitted.

  In addition, the owner of the vehicle may add software that can manage the restriction or deletion (including rewriting) of the vehicle function regarding the key information lent to the third party last time in the owner portable terminal 10A.

  According to such an automobile key management system, there is an advantage that the management operation can be executed regardless of the radio wave condition of the mobile phone communication network 40 of the owner mobile terminal 10A.

  Further, when the next owner accesses the vehicle using the mobile terminal 10A and collates, the stored management operation information (owner key information) is automatically transferred to the in-vehicle controller 30, so that the owner operates in advance. The information of the key operation that has been performed can be reflected.

Here, the direct communication means 14 on the owner side and the direct communication means 23 on the third party side communicate directly with the direct communication means 33 on the vehicle side using Bluetooth or non-contact near field communication. Preferably it is done.

  For example, when Bluetooth is used for direct communication, wireless communication with a radius of about 10 to 100 meters can be performed using a frequency band of 2.4 GHz. By using Bluetooth, even if there are buildings or objects between devices, communication is possible within the reach of radio waves.

As described above, according to the vehicle key management system according to the present embodiment, the request for change of the vehicle key information by the vehicle owner can be ensured without being influenced by the radio wave condition of the owner's mobile terminal or the vehicle-mounted controller. It is possible to construct an automobile key management system that can be reflected in the vehicle, and that does not require the use of wireless communication means in the in-vehicle controller and does not require a line usage fee. Also in the present embodiment, as in the first embodiment, since the Internet network is not used, it is possible to prevent vehicle information from being leaked due to unauthorized access.

  The present invention can be used in various industries in which vehicles are used by a plurality of users.

DESCRIPTION OF SYMBOLS 10, 10A ... Owner portable terminal 11 ... Wireless communication means 12 ... Key storage area (owner key storage area)
13 ... Lending key storage area 14 ... Direct communication means 20, 20A ... Third party mobile terminal 21 ... Wireless communication means 22 ... Key storage area (lending key information storage area)
23 ... Wireless communication means 30 ... In-vehicle controller 31 ... Owner key storage area 32 ... Lending key storage area 33 ... Direct communication means

Claims (4)

An owner portable terminal having a key storage area for storing the key information of the owner and a rent key storage area for storing the rent key information;
An owner key information storage area for storing the key information of the owner transmitted from the owner portable terminal, a car storage side rent key storage area for storing the rent key information, and communication via a mobile phone communication network An in-vehicle controller provided with a wireless communication means;
A third-party mobile terminal comprising a third-party key storage area in which the rental key information transmitted from the owner mobile terminal is stored;
An automobile key management system comprising: The owner portable terminal and the third party portable terminal include direct communication means capable of directly communicating lending key information from the owner portable terminal to the third party portable terminal,
2. The vehicle key management system according to claim 1, wherein the vehicle-mounted controller includes vehicle-mounted direct communication means that can directly communicate with the owner portable terminal. The direct communication means of the owner portable terminal directly communicates with the direct communication means of the third party portable terminal and the in-vehicle direct communication means using Bluetooth or non-contact short-range communication. The automobile key management system according to claim 2.   4. The owner portable terminal according to any one of claims 1 to 3, wherein in the lending key storage area, vehicle function restriction information and deletion information of the lending key information before the change are stored. The car key management system according to item.

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