JPH08218705A - Controller for release of locking mechanism for car and portable unit - Google Patents

Abstract

PURPOSE: To transmit and receive operation information regarding an electrical equipment in a car with locking or release. CONSTITUTION: An antenna 11 receiving a radio signal such as a password code from the outside, a storage section 16, in which a specified password code is stored previously, and a control means 12 comparing the password code stored in the storage section 16 and the password code from the outside received by the antenna 11 and controlling the release of the door locking mechanism 31, etc., of a car when both password codes coincide are provided. The control means 12 has an operation-information transmitting section 15 controlling data transmission with an electrical-equipment controller 35 driving and controlling an electrical equipment 33 such as a power sheet in a car on the basis of specified operation information. A reception circuit 13 receiving operation information from the outside by the antenna 11 and a transmission circuit 14 transmitting and outputting operation information from the electrical- equipment controller 35 by the antenna 11 are juxtaposed to the operation- information transmitting section 15.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an unlocking control device and a portable unit, and more particularly to an unlocking control device and a portable unit used in a vehicle lock mechanism.

[0002]

2. Description of the Related Art Conventionally, in a keyless entry system consisting of an unlocking control device and a portable unit, the user is required to carry a portable unit in which a personal identification code is stored by pushing a door switch or a trunk switch. The unlocking control device and the portable unit are communicated with each other, and the door and the trunk are locked and unlocked only when it is confirmed that the portable unit has the correct secret code.

On the other hand, the power seat is moved by a manual switch operation or automatically moved to a preset position by operating a memory switch. For door mirrors, the main body is retracted and the direction of the mirror is changed by operating a manual switch.

These prior art examples are disclosed in, for example, Car Technology, 1989, MAY, 44.

[0005]

However, in the conventional example, since the portable unit can only read, there is a disadvantage that it can only substitute for the key.

Further, there has been a disadvantage that the electric equipment such as the power seat has to change the setting when the driver changes, and the switch operation must be performed at that time. Further, even in the conventional example in which the setting of the electric device is stored, since there are two to three types of settings, it is still necessary to perform the switch operation every time in a vehicle driven by a plurality of drivers. Further, if the battery is removed for maintenance or the like, there is an inconvenience that the setting must be performed again by operating the switch.

[0007]

It is an object of the present invention to improve the problems of the conventional example, and more particularly, to an unlocking control device for a vehicle lock mechanism capable of transmitting and receiving operation information regarding an electric device in a vehicle upon locking or unlocking. And to provide a portable unit.

[0008]

Therefore, in the present invention, as a specific means, an antenna for receiving a radio signal such as a personal identification code from the outside, a storage section in which a predetermined personal identification code is stored in advance, and this storage section And a control means for performing unlock control of a vehicle door lock mechanism or the like when the secret code stored in and the secret code received from the antenna are compared and matched. Moreover, the control means includes an operation information transmission section that executes data transmission with an electric apparatus control device that drives and controls an electric apparatus such as a power seat in a vehicle based on predetermined operation information, and further, this operation information transmission An unlocking control device having a configuration in which a receiving circuit for receiving operation information from the outside through an antenna and a transmission circuit for transmitting and outputting operation information from the electric device control device through the antenna are provided in the section are adopted.

As a means for making the main part the same as this specific means, the receiving circuit is provided with an unlocking resetting function for outputting operation information by a radio signal to the electric device control device when unlocking the transmitting circuit. However, an unlocking control device having a configuration in which it has a locking resetting function for controlling transmission of operation information from the electric device control device when locking is adopted.

Further, as a specific means, an industrial application field, and a means to be solved are the same, an antenna for transmitting a radio signal such as a personal identification code, and a personal identification code storage section for storing the personal identification code in advance. , And a control means for controlling transmission of the personal identification code at a predetermined timing,
Moreover, the secret code storage unit is provided with an operation information storage unit for storing predetermined operation information, and the control unit receives the operation information transmitted by the radio signal by the antenna and stores it in the operation information storage unit. A portable unit having a configuration including a circuit and a transmission circuit for transmitting the personal identification code stored in the personal identification code storage unit and the operation information stored in the operation information storage unit by an antenna is adopted.

The present invention aims to achieve the above-mentioned object by these means.

Here, the electric device in the vehicle means a device such as a door mirror and a power seat that can electrically drive the door mirror angle and seat position, and the electric device control device means a controller such as the door mirror and the power seat. The vehicle lock mechanism is a door lock mechanism, a trunk lock mechanism, or the like.

[0013]

When a wireless signal such as a personal identification code is transmitted from the portable unit, the control means compares the personal identification code received by the antenna with the personal identification code stored in the storage unit, and if they match, the door locks. Controls unlocking of the mechanism. Further, the receiving circuit receives the operation information transmitted from the portable unit. Then, the motion information transmission unit outputs and controls the motion information to the electric device control device. The electric device control device drives and controls various electric devices based on the operation information. For example, the angle of the door mirror is adjusted based on the operation information, and the position of the power seat is adjusted.

When the settings of various electric devices are changed manually, the operation information transmission section receives the operation information from the electric device control device. Next, the transmission circuit transmits the operation information from the electric device drive control device to the portable unit via the antenna.

Further, in the portable unit, when unlocking control is performed, the transmission circuit controls the transmission of the personal identification code stored in the personal identification code storage unit and the operation information stored in the operation information storage unit. Further, in the lock control, the receiving circuit receives and controls the operation information of various electric devices in the vehicle transmitted by the radio signal and stores the operation information in the operation information storage unit.

[0016]

An embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a block diagram showing the configuration of an unlocking control device according to the present invention. The unlocking control device 10 according to the present embodiment includes an antenna 11 that receives a wireless signal such as a personal identification code from the outside, a storage unit 16 that stores a predetermined personal identification code in advance, and a personal identification code stored in the storage unit 16. It is provided with a control means 12 for performing unlock control of the door lock mechanism 31 and the like of the vehicle when comparing and the secret code received from the antenna 11 from the outside.

Moreover, the control means 12 includes an operation information transmission section 15 for executing data transmission with the electric device control device 35 for driving and controlling the electric device 33 such as the power seat 36 in the vehicle on the basis of predetermined operation information. I have it.

The operation information transmission section 15 includes a receiving circuit 13 for receiving operation information from the outside through the antenna 11.
And operation information from the electric device control device 35 to the antenna 1
1 and the transmission circuit 14 for transmitting and outputting.

This will be described in detail.

The antenna 11 performs wireless communication with the portable unit 20. The antenna 11 may be installed in a door mirror or a bumper, or may be used in combination with an antenna used for receiving a radio broadcast.

The electric device 33 is a device such as a power seat 36 and a door mirror 37 which can be electrically driven by setting a seat position, a door mirror angle and the like. The electric device drive device 35 uses the power seat 36 and the door mirror 37 based on the operation information from the switch in the vehicle and the unlock control device 10.
It refers to the controller that adjusts such as.

The receiving circuit 13 receives the operation information from the portable unit 20. Next, the motion information transmission unit 15
Outputs the operation information from the portable unit 20 to the electric device control device 35. Here, the operation information transmission unit 15 outputs to the electric device control device 35 at the time of unlocking. As another example, the output may be performed when the engine starts operating or when the door is opened. Then, at each timing, the power seat 36 and the like are driven to positions according to the operation information.

The transmission circuit 14 transmits the operation information received by the operation information transmitter 15 from the electric device controller 35 to the portable unit 20. Here, the transmission to the portable unit 20 by the transmission circuit 14 is performed at the time of locking. As another example, the transmission may be sequentially performed when the setting is changed by the manual operation, or may be performed when the door is opened.

FIG. 2 is a block diagram showing the configuration of the portable unit according to this embodiment. The portable unit 20 includes an antenna 21 that transmits and receives a wireless signal such as a personal identification code, a personal identification code storage unit 26 that stores the personal identification code in advance, and a control unit 22 that controls transmission of the personal identification code and the like at a predetermined timing. I have it. Further, the control means 22 is provided with an operation information storage section 27 for storing predetermined operation information, and the control means 22 controls reception of the predetermined operation information transmitted by a radio signal and stores it in the operation information storage section 27. Receiver circuit 2
3 and a transmission circuit 24 for controlling the transmission of the personal identification code stored in the personal identification code storage unit 26 and the operation information stored in the operation information storage unit 27.

When a single vehicle is used by a plurality of drivers, the portable unit 20 is carried by each driver. Therefore, the power seat 3 that is different for each driver
The position information of 6 and the angle information of the door mirror 37 are stored in the operation information storage unit 27 of the portable unit 20 carried by each driver. Therefore, as compared with the configuration in which the setting of the electric device 33 in the vehicle is changed by the setting switch or the like in the vehicle, the present embodiment has no limit in the number of settings due to the number of switches or the capacity of the memory.

FIG. 3 is a block diagram showing a hardware configuration according to this embodiment. In the figure, the area inside the chain double-dashed line is the configuration inside the vehicle. Here, the card unit 20 is used as the portable unit 20. The card unit 20 has a memory 22A that functions as a personal identification code storage unit 26 and an operation information storage unit 27. Also, the card unit 2
When the unlocking control by 0 is started, a pressing operation of the door switch 38 or the trunk switch 39 is required. When these switches 38 and 39 are pushed down,
The card unit 20 requests the request signal, and the card unit 20 requested the request signal transmits the personal identification code and the operation information. A controller is used as the control means 12 of the unlocking control device. This controller 12 has a memory 12A inside.
And has a secret code stored therein. Further, in this embodiment, a door lock 31 and a trunk lock 32 are provided as a lock mechanism.

FIG. 4 is a block diagram showing the correspondence of the motion information according to the configuration shown in FIG. Here, a power seat controller 35A is used as the electric device control device 35.
And a door mirror controller 35B. Each controller has memories 35a and 35b therein, and stores operation information from the card unit 20.

Next, the operations of the unlocking control device and the portable unit will be described with reference to FIGS. 5 to 7 as an example.

As shown in FIG. 5, when the door switch 38 or the trunk switch 39 is pushed down (step S
1), the controller 12 transmits a request signal to the card unit 20 (step S2).

When the card unit 20 receives the request signal (step S3), the request signal is collated (step S4). The operation information of the seat 36 and the door mirror 37 is transmitted (step S5). If the request signal is abnormal, the process ends without doing anything.

When the controller 12 receives the secret code and the operation information of the power seat 36 and the door mirror 37 (step S6), the controller 12 collates the secret code previously stored in the memory 10A (step S7). If the secret code is abnormal, the process ends without doing anything.

In the case of unlocking (step S8), the door lock 31 or the trunk lock 32 is turned off (step S9), and the set value received from the card unit 20 is output to the power seat controller 35A and the door mirror controller 35B (step). S10).

In the case of locking, as shown in FIG. 6, the door lock 31 or the trunk lock 32 is turned on (step S11), and it is determined whether or not the set values of the power seat 36 and the door mirror 37 have been unlocked. Is checked (step S12). Here, when the manual change is made, a flag is set in the memories 35a and 35b in the electric device controller 35.

If the set value is changed, the changed set value is transmitted to the card unit 20 (step S13).
If there is no change, nothing is done and the process ends. When the card unit 20 receives the operation information which is the change data of the set value from the controller 12, the content of the memory 22A in the card unit 20 is updated (step S15).

In the electric device controller 35, the operation information output from the controller 12 is input as shown in FIG. 7 (step S16). Next, if the set values are different (step S17), the setting of the power seat 36 or the like is changed according to the input operation information. In this embodiment, the power seat 36 and the door mirror 37 are driven when unlocked and the door is further opened.

Further, instead of the card unit, FIG.
When the memory is embedded in the key portion as shown in (a), it is not necessary to carry the card all the time, and it is possible to prevent the card from being lost. Further, as shown in FIG. 8B, if the operation information storage unit 27 of the portable unit is configured to be able to store three settings as shown, three operation information can be held for each card. it can.
In this case, three pieces of operation information are transmitted to the unlocking control device 10, and the unlocking control device 10 prompts the driver to select one of them. The input may be a pressing operation using a setting change switch or the like.

As described above, according to this embodiment, the power seat 36 and the door mirror 37 are automatically set when the door is unlocked. Moreover, when the settings of the power seat 36 and the door mirror 37 are changed, the operation information in the card unit 20 is updated, so that the settings are always the latest.

In addition, the power seat 36 and the door mirror 37
Since the operation information of is written in the card unit 20, it is not necessary to reset it even if the vehicle battery is turned off for inspection or the like. It is also possible to set different settings for each card (each driver) or to write a plurality of settings on one card and select them by the controller. Further, since the conventional keyless entry system and power seat device can be used, the cost for implementation is low.

Although the card used for unlocking control is used as the portable unit in the above embodiment, the present invention is not limited to this, and a card unrelated to unlocking control may be used as the portable unit. In this case, for example, when the setting key or the like in the vehicle is pushed down, the operation information in the card is transmitted by a wireless signal. Also, equipped with a card mounting part in the vehicle,
Data may be transmitted between the card and the electric device control device in the vehicle by inserting the card into the card mounting portion. With such a configuration, by using one card for a plurality of vehicles, it is possible to set the door mirror angle, the power seat position, and the like in any vehicle in accordance with the driving vehicle. . That is, when a plurality of vehicles are used by one person, carrying one portable unit enables automation of setting of the power seat position and the like of each vehicle.

[0040]

Since the present invention is constructed and functions as described above, according to this, the receiving circuit receives the operation information transmitted from the portable unit, and the operation information transmitting section transmits the operation information to the electronic device. Since the output is controlled by the device control device, the electric device control device can perform drive control of various electric devices based on the operation information in association with unlocking or locking.
For example, the angle of the door mirror can be adjusted and the position of the power seat can be adjusted based on the operation information. Furthermore, when the settings of various electric devices are manually changed, the transmission circuit controls the operation information from the drive control device to be transmitted to the portable unit via the antenna, and the portable unit transmits the operation information. Since it is stored in the motion information storage unit, it is possible to always hold the optimum motion information. As described above, it is possible to provide an unlocking control device and a portable unit for a vehicle locking mechanism, which has not been heretofore excellent, which is capable of transmitting and receiving operation information regarding an electric device in a vehicle upon locking or unlocking.

[Brief description of drawings]

FIG. 1 is a block diagram showing a configuration of an unlocking control device according to an embodiment of the present invention.

FIG. 2 is a block diagram showing a configuration of a portable unit according to an embodiment of the present invention.

FIG. 3 is a block diagram showing a configuration of hardware resources according to the present embodiment.

FIG. 4 is an explanatory diagram showing a correspondence relationship of operation information in the configuration shown in FIG.

FIG. 5 is a flowchart showing an example of unlocking a transmission / reception process of operation information.

FIG. 6 is a flow chart showing an example of locking of transmission / reception processing of operation information.

FIG. 7 is a flowchart showing an example of drive control of an electric device based on a portable unit.

8 is an explanatory view showing another example of the portable unit, and FIG.
FIG. 8A is a diagram showing its external configuration, and FIG. 8B is a diagram showing the configuration of the memory 22A.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 unlock control device 11 antenna 12 control means (controller) 13 reception circuit 14 transmission circuit 15 operation information transmission part 16 storage part 20 portable unit (card unit) 21 antenna in portable unit 22 control means in portable unit 23 Transmitting Circuit in Portable Unit 24 Receiving Circuit in Portable Unit 26 PIN Code Storage Unit in Portable Unit 27 Operation Information Storage Unit in Portable Unit 31 Door Lock 33 Electric Device in Vehicle 35 Electric Device Control Device

Claims (3)

[Claims] 1. An antenna for receiving a radio signal such as a personal identification code from the outside, a storage unit in which a predetermined personal identification code is stored in advance, a personal identification code stored in the storage unit, and an external signal received by the antenna. In the unlock control device for the vehicle lock mechanism, which includes a control means for performing unlock control of the vehicle door lock mechanism or the like when the passwords are compared and coincides with each other, the control means is An operation information transmission unit that executes data transmission with an electric device control device that drives and controls an electric device such as a power seat based on predetermined operation information is provided, and the operation information transmission unit receives predetermined operation information from the outside. A vehicle lock mechanism characterized in that a receiving circuit for receiving by the antenna and a transmitting circuit for transmitting and outputting operation information from the electric device control device by the antenna are provided side by side. Lock control device. 2. The receiving circuit is provided with an unlocking resetting function for outputting the operation information by the wireless signal to the electric device control device when unlocking, and the transmitting circuit is provided with the electric device control device. The unlocking control device for a vehicle lock mechanism according to claim 1, further comprising a locking time resetting function that controls transmission of the operation information when locking. 3. An antenna for transmitting a wireless signal such as a personal identification code, a personal identification code storage unit that stores the personal identification code in advance, and control for controlling transmission of the personal identification code stored in the personal identification code storage unit at a predetermined timing. In the portable unit of the vehicle lock mechanism including a means, the secret code storage section is provided with an operation information storage section for storing predetermined operation information, and the control means is transmitted by the wireless signal. A receiving circuit that receives the operation information by the antenna and stores the operation information in the operation information storage unit; and a PIN code stored in the identification code storage unit and the operation information stored in the operation information storage unit by the antenna. A portable unit of a vehicle lock mechanism, comprising a transmitting circuit for transmitting.