JP2002240683A - Id adapter, vehicular security release system and release method for vehicular security system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an ID adapter, a vehicular security release system and a release method for a vehicular security system capable of improving portability and convenience. SOLUTION: This vehicular security release system 1 is composed of a portable telephone 2, the ID adapter 3 and a vehicle 4. The portable telephone 2 is provided with a first interface part 12, and the vehicle 4 is provided with a second interface part 31. In a microcomputer 32 of the vehicle 4, a memory 32a with a predetermined ID code recorded is installed. In a memory 21 of the ID adapter 3, an ID code corresponding to the ID code recorded in the memory 32a of the vehicle 4 is recorded. The ID adapter 3 can be attached to the portable telephone 2 by connecting its connector part 23 to a connector part 14 of the portable telephone 2. The portable telephone 2 outputs a response signal including the ID code recorded in the memory 21 of the ID adapter 3 to the vehicle 4 in intercommunication with the vehicle 4.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an ID adapter recording an ID code, a vehicle security release system for releasing a vehicle security system by mutual communication with a portable device having a short-range wireless communication function, and a vehicle security release system. It relates to a method for releasing a security system.

[0002]

2. Description of the Related Art In recent years, automobiles have been required to have not only improved basic performance and safety but also improved convenience. Conventionally, as one example, a release device for a vehicle security system by remote control using a smart entry function or a smart ignition function has been proposed. Note that the smart entry function automatically unlocks the door lock when the owner (driver) of the vehicle having the authorized portable device approaches the vehicle, and locks the door lock when the driver separates from the vehicle. Is a function to automatically lock In addition, the smart ignition function is a function of making the engine startable state when the vehicle and the portable device perform wireless ID matching and confirm that the ID is correct. Therefore, when using this smart ignition function, the driver
The engine can be started by operating an operation unit provided in the vehicle compartment without using a mechanical key.

[0003] However, in order to control the vehicle security system by remote control, the driver needs to carry a portable device, and the portability is poor. In addition, since it is necessary to provide a transmission / reception circuit in the portable device, it is difficult to reduce the size of the portable device, which is an important factor of deterioration of portability.

[0004] In recent years, use of a short-range wireless interface represented by Bluetooth (Bluetooth) has been proposed for the purpose of performing wireless or non-contact communication between different electronic devices. In particular, in recent years, it has been attempted to mount a short-range wireless interface on a mobile phone that has been remarkably developed and spread, and to communicate with a variety of electronic devices.

Therefore, it has been proposed to control a vehicle security system by communication between a mobile phone and a vehicle. That is, it has been proposed to control locking and unlocking of a vehicle door lock and control permission to start a vehicle engine by communication between a mobile phone and a vehicle. In order to perform such security control, conventionally, a unique ID code is set in a vehicle, and an ID code corresponding to the ID code is set in a mobile phone. This eliminates the need for the driver to carry a portable device,
Portability is improved.

[0006]

However, when an ID code is set on a mobile phone, for example, when lending a vehicle to another person, it is necessary to lend the mobile phone. For this reason, there is an inconvenience that the mobile phone cannot be used. In addition, there is a possibility that leakage or unauthorized use of private information of a mobile phone may occur. Therefore,
When such vehicle security control is performed by a mobile phone, there is a problem that convenience is impaired.

The present invention has been made in view of the above circumstances, and has as its object to provide an ID adapter capable of improving portability and convenience, a vehicle security release system, and a vehicle security system release method. Is to do.

[0008]

According to the first aspect of the present invention, there is provided a portable device having a short-range wireless interface unit in a state in which the portable device is electrically connected to an existing connector. An ID adapter that is detachably configured and has ID recording means for recording an ID code corresponding to a predetermined ID code set in a communication device that communicates with the portable device through the short-range wireless interface unit. Is the gist.

In the invention according to claim 2, in the ID adapter according to claim 1, an encryption processing unit for encrypting the ID code is provided, and when transmitting a signal from the portable device to the communication device, I encrypted for mobile device
The gist is to output a D code.

According to a third aspect of the invention, in the ID adapter according to the first or second aspect, the invention is characterized in that the ID adapter is driven by a battery built in the portable device.

According to the fourth aspect of the present invention, the first to third aspects are provided.
The gist is that the ID adapter according to any one of the above, further comprises a battery charging terminal of the portable device. According to a fifth aspect of the present invention, in the ID adapter according to any one of the first to fourth aspects, the gist is that the mobile device is a mobile phone.

According to the sixth aspect of the invention, the first to fourth aspects are provided.
3. The ID adapter according to claim 1, wherein
The D recording means has an ID required for at least one of locking and unlocking of the vehicle door lock and permission of engine start.
The gist is that the code is recorded.

According to the present invention, the portable device having the first short-range wireless interface unit, the second short-range wireless interface unit, a recording means for recording a predetermined ID code, and a security function are controlled. A vehicle provided with a control means for performing the communication, and the ID adapter according to any one of claims 1 to 5, wherein the first short-range wireless interface unit performs communication between the short-range wireless interface units. A wireless signal including the ID code is transmitted, and the control unit, when the ID code included in the wireless signal matches the ID code recorded in the recording unit,
The gist of the present invention is a vehicle security release system that releases a vehicle security system.

According to the present invention, an existing connector of a portable device provided with a first short-range wireless interface is provided with a second short-range wireless communication with the first short-range wireless interface. An ID adapter set with an ID code corresponding to the ID code set on the vehicle provided with the wireless interface unit is attached in a state of being electrically connected, and the first near-field wireless communication unit communicates with the first near-field wireless interface unit. When the wireless signal including the ID code is transmitted from the distance wireless interface unit, and the wireless signal is received by the second short-range wireless interface unit, the ID code included in the wireless signal and the ID signal included in the vehicle are set. The ID code is compared with the ID code, and when they match, the vehicle security system is released. And summarized in that a method of releasing Interview utility system.

Hereinafter, the "action" of the present invention will be described. According to the first aspect of the present invention, when the portable device outputs a wireless signal including an ID code recorded in the ID recording means from the portable device at the time of mutual communication between the portable device and the communication device, the communication device transmits the ID code. Can be determined based on the corresponding portable device. In addition, since the ID code is output by the short-range wireless interface unit of the portable device, there is no need to provide a transmission / reception circuit in the ID adapter. Further, since the ID adapter is detachable from the portable device, the ID adapter can be attached to various types of portable devices. Also, when lending the communication device to another person, there is no need to lend the mobile device, and only the ID adapter needs to be lent.

According to the second aspect of the present invention, since the ID code is encrypted by the encryption processing unit, even if a radio signal including the ID code is intercepted, the ID code is intercepted.
The confidentiality of the D code can be kept high.

According to the third aspect of the present invention, there is no need to provide a battery in the ID adapter, and the size and weight of the ID adapter can be reduced. According to the fourth aspect of the invention, it is possible to charge the battery of the portable device with the ID adapter attached to the portable device.

According to the fifth aspect of the present invention, portability,
It is possible to secure a high penetration rate and future potential. According to the invention described in claim 6, it is possible to perform security control of the vehicle.

According to the seventh and eighth aspects of the present invention, by attaching the ID adapter to the portable device, it becomes possible to release the security of the vehicle by the portable device. In addition, since the ID code is output by the short-range wireless interface unit of the portable device, there is no need to provide a transmission / reception circuit in the ID adapter. Further, since the ID adapter is detachable from the portable device, the ID adapter can be attached to various types of portable devices.
Also, when lending the communication device to another person, there is no need to lend the mobile device, and only the ID adapter needs to be lent.

[0020]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below in detail with reference to FIGS.

As shown in FIG. 1, the vehicle security release system 1 includes a portable telephone 2 as a portable device, an ID adapter 3, and a vehicle 4 as a communication device.

The mobile phone 2 includes a mobile phone function unit 11 and a first
, A first interface unit 12 as a short-range wireless interface unit, a battery 13, and a connector unit 14. The mobile phone function unit 11 is a unit for causing the mobile phone 2 to function as a phone. The first interface unit 12 is configured by a Bluetooth (Bluetooth) chip capable of short-range wireless communication of about 10 meters.

The portable telephone function unit 11 and the first interface unit 12 are driven by electric power supplied from a battery 13. Connector part 14
Is an existing connection connector to which an external device can be connected.
Then, the first interface unit 12 and the battery 13
Are electrically connected to the connector section 14.

The ID adapter 3 includes a memory 21 as ID recording means, an encryption processing unit 22, a connector unit 23, and a charging terminal 24. The memory 21 is configured by a nonvolatile memory, and records an ID code corresponding to the ID code set in the vehicle 4. In the present embodiment, the memory 21 can record a plurality of ID codes.

The encryption processing section 22 encrypts the ID code recorded in the memory 21 and outputs the encrypted ID code. As the encryption processing in the encryption processing unit 22, a method of changing the output code every time can be considered.

The connector 23 is detachably connected to the connector 14 of the portable telephone 2 in an electrically connected state. That is, the ID adapter 3 is configured to be detachable from the mobile phone 2.

The memory 21 and the encryption processing unit 22
Each connector section 1 when attached to the mobile phone 2.
Power is supplied from the battery 13 through the power supply 4 and 23. That is, the ID adapter 3 is driven by the battery 13 of the mobile phone. Further, the encryption processing unit 22 includes the connector units 14 and 2
3, and is electrically connected to the first interface unit 12.

Further, the battery 13 is connected to a charging terminal 24 via each of the connectors 14 and 23.
The charging terminal 24 has the same shape as the connector portion 14,
It is configured to be connectable to the charger of the mobile phone 2. Therefore, the battery 13 of the mobile phone 2 can be charged by connecting a charger to the charging terminal 24.

On the other hand, the vehicle 4 has a second interface unit 31 as a second short-range wireless interface unit and a microcomputer (microcomputer) 3 as control means.
2 is provided.

The second interface section 31 is provided with the first interface section.
It is constituted by a Bluetooth chip that communicates with the interface unit 12. That is, short-range wireless communication using Bluetooth is performed between the mobile phone and the vehicle. The second interface unit 31 is electrically connected to the microcomputer 32.

The microcomputer 32 has a C (not shown).
This is a CPU unit including a PU, a ROM, a RAM, and the like, and includes a nonvolatile memory 32a as a recording unit. A predetermined ID code set for each vehicle is recorded in the memory 32a.

The microcomputer 32 is connected to a start switch 33, a shift position sensor 34, a door lock driving device 35, and an engine starting device 36.
The start switch 33 is a switch provided near the driver's seat in the room of the vehicle 4, and in the present embodiment, is constituted by a momentary push button switch provided on the instrument panel. The shift position sensor 34 is a sensor that detects the position of the shift position. The door lock driving device 35 is a device that automatically locks and unlocks the door. The engine starting device 36 is connected to a cell motor (not shown), and when a driving signal is input, drives the cell motor to automatically start the engine.

Next, an example of a security release mode by the vehicle security release system 1 configured as described above will be described with reference to a time series diagram shown in FIG. First, as shown at step S1 in FIG.
Causes the second interface unit 31 to output a response request signal including the ID code recorded in the memory 32a. This enables wireless communication with the mobile phone 2 near the vehicle 4. In the present embodiment, the response request signal is output intermittently.

Then, as shown in step S 2, when receiving the response request signal through the first interface unit 12, the mobile phone 2 reads the ID code recorded in the memory 21 of the ID adapter 3. Subsequently, step S3
As shown by, the mobile phone 2 transmits the I
The D code and the read ID code are compared (collated). As a result, when the ID codes match with each other, the mobile phone 2 sets the encryption processing unit 22 in step S4.
And encrypts the read ID code to generate an encrypted code. Then, as shown in step S5, the mobile phone 2 outputs a response signal including the encryption code to the vehicle 4.

When receiving the response signal from the mobile phone 2, the vehicle 4 decrypts the encryption code contained in the response signal as shown in step S6. That is, the encryption code is decrypted into the ID code. Then, as shown in step S7, the vehicle 4 compares (collates) the ID code with the ID code recorded in the memory 32a. As a result, when the ID codes match, the vehicle 4 performs unlocking of the door lock or permission of the engine start as shown in step S8. More specifically, if the response signal from the mobile phone 2 is output outside the vehicle 4, the vehicle 4 outputs a drive signal to the door lock driving device 35 to unlock the door. If the response signal from the mobile phone 2 is output in the room of the vehicle 4, the vehicle 4 makes the engine startable. Therefore, when the start switch 33 is operated in this state, the engine starts. In other words, when the engine start is not permitted, the engine is not started even if the start switch 33 is operated. In the present embodiment, the engine can be started only when the shift position sensor 34 is located in the “P” range or the “N” range. The response signal is the vehicle 4
The occupant monitoring is performed by providing a CMOS camera in the room or providing a load sensor in the driver's seat to determine whether the signal is output outside or inside the vehicle. It is possible.

Therefore, according to the present embodiment, the following effects can be obtained. (1) When the ID adapter 3 is attached to the mobile phone 2, a response signal including the ID code set in the ID adapter 3 is output from the mobile phone 2 at the time of mutual communication between the mobile phone 2 and the vehicle 4. Then, the vehicle 4 compares the ID code included in the response signal with the ID code recorded in the memory 32a, and unlocks the door lock or permits the engine start when they match. That is, the vehicle 4 can determine whether or not the response signal is to release the security system of the vehicle 4 based on the ID code. In addition, the ID code is the first
Since it is output by the interface unit 12, the ID
There is no need to provide a transmission / reception circuit in the adapter 3. further,
Since the ID adapter 3 is detachable from the mobile phone 2, the ID adapter 3 can be mounted not only on the mobile phone 2 but also on various types of mobile devices having similar short-range wireless interface units. . Further, when lending the vehicle 4 to another person, there is no need to lend the mobile phone 2 and only the ID adapter 3 needs to be lended. For this reason,
There is no inconvenience that the mobile phone 2 cannot be used when the vehicle 4 is lent to another person. In addition, there is no possibility that the private information of the mobile phone 2 is leaked or used without permission. Therefore, according to such a vehicle security release system 1, high convenience can be maintained.

(2) The ID code is encrypted by the encryption processing unit 22. For this reason, even if the response signal from the mobile phone 2 is intercepted by another person, the confidentiality of the ID code can be kept high.

(3) The ID adapter 3 is driven by the battery of the mobile phone 2. Therefore, I
It is not necessary to incorporate a dedicated battery in the D adapter 3, and maintenance such as periodic battery replacement is not required. Further, the size and weight of the ID adapter 3 can be reduced.

(4) The ID adapter 3 is provided with a charging terminal 24 for the battery 13 of the mobile phone 2. Therefore, the battery 13 can be charged while the ID adapter 3 is attached to the mobile phone 2. Therefore, it is not necessary to remove the ID adapter 3 each time the battery 13 is charged, and the battery 13 can be charged easily.

(5) Since the ID adapter 3 is attached to the mobile phone 2, high portability, widespread use, high future potential, etc. can be ensured. (6) Bluetooth chips are used as the first interface unit 12 and the second interface unit 31. For this reason, the vehicle security release system 1 can be built strong, simple, with low power consumption and low cost.

(7) In the memory 21 of the ID adapter 3,
A plurality of ID codes can be recorded. Therefore, if the ID adapter 3 is attached to the mobile phone 2, the first
Also, it is possible to perform mutual communication with a communication device other than the vehicle 4 having a short-range wireless interface unit similar to the second interface units 12 and 31 and having a predetermined ID code set. Therefore, the convenience of the mobile phone 2 is further improved.

The embodiment of the present invention may be modified as follows. In the embodiment, the mobile phone 2 is used as the mobile device. However, the mobile device is not limited to the mobile phone 2 and may be, for example, a personal computer, a PDA, an electronic organizer, or the like.

In the above embodiment, the ID adapter 3
Are driven by the battery 13 of the mobile phone 2. However, a separate battery may be provided in the ID adapter 3 and driven by the battery.

In the above embodiment, the vehicle 4 is used as the communication device, and the security of the vehicle 4 is controlled by the mobile phone 2. However, the communication device is the vehicle 4
The present invention is not limited to this, and may be, for example, an automatic locking / unlocking device or the like provided on a building door (such as a residential entrance or a security door of a company or the like). In this way, the mobile phone 2 can lock and unlock the building door lock.

In the above-described embodiment, the ID adapter 3 is provided with the encryption processing unit 22 so that the ID code is encrypted. However, the encryption processing unit 22 may be omitted, and the ID code may be encrypted using the encryption function of the first interface unit 12. By doing so, the number of parts of the ID adapter 3 can be further reduced.

The microcomputer 32 of the vehicle 4 is operated by setting the last driving date and time, the driving distance by date and time, the average speed, the average fuel efficiency, the driving time
Vehicle information such as remaining fuel and alarm information may be output to the mobile phone 2. Then, when the mobile phone 2 receives the vehicle information, the vehicle information may be recorded in the memory 21. In this way, the vehicle information can be grasped by the mobile phone 2.

ID adapter 3 in the above embodiment
Memory 21 is capable of recording a plurality of ID codes. However, the memory 21 may be capable of recording only one ID code.

A password for permitting the mobile phone 2 to drive the ID adapter 3 may be set. That is,
If the personal identification number is not input, mutual communication with the vehicle 4 may not be performed even if the ID adapter 3 is attached to the mobile phone 2. In this way, the ID
Unauthorized use of the adapter 3 can be reliably prevented,
Security can be further improved. Note that the password may be set in advance or may be set by the owner.

The ID adapter 3 may be constituted by an IC chip. By doing so, the mobile phone 2 can receive the I
When a C chip socket is provided, a similar function can be realized by inserting the IC chip into the socket.

Next, in addition to the technical ideas described in the claims, the technical ideas grasped by the above-described embodiment will be enumerated below. (1) The ID adapter according to any one of claims 1 to 6, wherein the ID adapter includes information recording means for recording predetermined information of the communication device. According to the invention described in the technical concept (1), the information of the communication device can be grasped by the portable device.

(2) In the vehicle security release system according to claim 7, when the ID code included in the radio signal matches the ID code recorded in the recording means, the control means controls the vehicle. At least one of unlocking the door lock and permitting engine start.

(3) Claim 7 or technical idea (2)
3. The vehicle security release system according to claim 1, wherein the first short-range wireless interface unit and the second short-range wireless interface unit include a Bluetooth (B)
a chip for Bluetooth. According to the invention described in the technical idea (2), a vehicle security release system can be constructed with a strong, simple, low power consumption and a low cost.

[0053]

As described in detail above, according to the first to eighth aspects of the present invention, portability and convenience can be improved.

According to the second aspect of the present invention, the confidentiality of the ID code can be kept high even if the response signal from the portable device is intercepted by another person.
According to the third aspect of the invention, there is no need to incorporate a dedicated battery in the ID adapter, and maintenance such as periodic battery replacement is not required. Also, I
The D adapter can be reduced in size and weight.

According to the present invention, the battery of the portable device can be charged while the ID adapter is attached to the portable device. According to the invention described in claim 5, portability, penetration rate, future potential, and the like can be ensured high.

According to the invention described in claim 6, security control of the vehicle can be performed. According to the seventh and eighth aspects of the present invention, the portability and convenience of the ID adapter can be improved, and security can be released by an existing portable device.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a schematic configuration of an embodiment in which the present invention is embodied in a vehicle security release system.

FIG. 2 is a time series diagram illustrating mutual communication between the mobile device and the communication device according to the embodiment.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Vehicle security release system, 2 ... Mobile telephone as portable equipment, 3 ... ID adapter, 4 ... Vehicle as communication equipment, 12 ... First interface part as short-range wireless interface part, 13 ... Battery, 21 ... I
Memory as D recording means, 22: encryption processing unit, 24
... Charging terminal, 31... A second interface unit as a short-range wireless interface unit, 32... A microcomputer (microcomputer) as a control means, 35.

Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat II (reference) E05B 65/20 E05B 65/20 F02D 45/00 376 F02D 45/00 376H H04B 7/26 H04M 1/00 U H04M 1 / 00 1/727 1/727 H04Q 9/00 301B H04Q 9/00 301 H04B 7/26 MF term (reference) 2E250 AA02 AA03 AA21 BB08 BB10 BB22 BB34 BB59 CC16 DD01 DD06 EE02 EE03 EE08 FF24 FF27 FF34 FF36 HH03 KK00 LL01 SS04 SS06 TT03 3G084 CA01 DA00 EB01 FA36 5K027 AA11 BB14 CC08 GG04 HH26 KK07 5K048 AA03 AA15 BA42 BA52 DA01 DB01 DC01 FC01 HA12 HA36 5K067 AA34 BB04 DD17 DD27 EE02

Claims (8)

[Claims] 1. A communication device configured to be detachable in a state of being electrically connected to an existing connector of a portable device having a short-range wireless interface unit and communicating with the portable device by the short-range wireless interface unit. An ID adapter characterized by comprising ID recording means for recording an ID code corresponding to a predetermined ID code set in (1). 2. An apparatus according to claim 1, further comprising an encryption processing unit for encrypting the ID code, wherein the encrypted ID code is output to the mobile device when a signal is transmitted from the mobile device to the communication device. The ID adapter according to claim 1. 3. The portable device according to claim 1, wherein the portable device is driven by a battery built in the portable device.
The ID adapter described in. 4. The ID adapter according to claim 1, further comprising a battery charging terminal of the portable device. 5. The ID adapter according to claim 1, wherein the portable device is a mobile phone. 6. An ID code required for performing at least one of locking / unlocking of a vehicle door lock and permission of engine start in said ID recording means. 5. The ID adapter according to any one of 5. 7. A vehicle equipped with a portable device having a first short-range wireless interface unit, a second short-range wireless interface unit, a recording unit for recording a predetermined ID code, and a control unit for controlling a security function. And claim 1
And the ID adapter according to any one of to 5, wherein the first short-range wireless interface unit transmits a wireless signal including the ID code during communication between the short-range wireless interface units, The control means includes an ID code included in the wireless signal and an ID recorded in the recording means.
A vehicle security release system for releasing a vehicle security system when the codes match. 8. A vehicle provided with a second short-range wireless interface for communicating with the first short-range wireless interface in an existing connector of a portable device having a first short-range wireless interface. I set to
An ID adapter in which an ID code corresponding to the D code is set is attached in a state of being electrically connected, and a radio including the ID code is transmitted from the first short-range wireless interface unit during communication between the short-range wireless interface units. Signal, and when the wireless signal is received by the second short-range wireless interface unit, the ID code included in the wireless signal is compared with the ID code set in the vehicle, and they match. A vehicle security system releasing method, wherein the vehicle security system is sometimes released.