JP3284808B2 - Remote control device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a remote control device provided in a vehicle, and more particularly, to a remote control device using a keyless entry system.

[0002]

2. Description of the Related Art An actuator (motor) is connected to a door lock or a trunk lock provided on a vehicle door.
2. Description of the Related Art There is known an automatic door lock system that automatically opens and closes a door lock, a trunk lock, and the like by operating an operation switch located in a vehicle interior. In some vehicles, receivers are linked to control devices that control actuators such as door locks and trunk locks.
By transmitting an ID signal and an operation command signal from the portable transmitter to this receiver, it is possible to open and close a door lock, a trunk lock, and the like even at a position remote from the vehicle, and
In the opening operation of the door lock, if the door is not opened until a certain time elapses after the transmitter is operated and the door lock is unlocked, the door is locked again to prevent theft. A remote control device (hereinafter, referred to as a keyless entry system) is employed.

In recent years, it has been considered that this keyless entry system is applied not only to opening / closing of an automatic door lock but also to opening / closing of a power window. By operating an operation button provided on a transmitter, an automatic door lock is considered. A remote control device has been put into practical use in which the power window is opened by remote control by operating the operation button continuously or again after unlocking to ventilate the vehicle interior.

[0004]

By the way, when ventilating the interior of a vehicle before getting into the vehicle, especially when the high-temperature air filled in the interior of the vehicle is released outside the vehicle to lower the temperature in the interior of the vehicle. Requires a certain amount of standby time with the window open. Therefore, during this ventilation, the vehicle door is not normally opened.

On the other hand, in the above-mentioned keyless entry system, if the door is not opened until a certain time has elapsed after the automatic door lock is unlocked, the door is automatically locked again. Even though the door lock is once unlocked, the transmitter must be operated again to unlock it, which is troublesome and inconvenient. The present invention has been made based on the above-described circumstances, and an object thereof is that when an operation of opening a window is performed after an automatic door lock is unlocked, the automatic door lock is not automatically re-locked again. An object of the present invention is to provide a remote control device in which the operability of opening the automatic door lock is improved so as to maintain the unlocked state of the unlocked automatic door lock.

[0006]

In order to achieve the above-mentioned object, according to the first aspect of the present invention, a command for operating each of an automatic door lock and a power window provided separately from a vehicle is provided. A portable transmitter for wirelessly transmitting a signal corresponding to an input operation command, a receiver provided on the vehicle, for receiving each operation command signal from the transmitter, A control device for controlling the operation of the automatic door lock and the power window based on the respective operation command signals, wherein the control device is configured such that after the receiver receives the automatic door lock opening operation command signal, Time means for measuring the elapsed time of the vehicle, and when the door of the vehicle is not opened until the elapsed time measured by the time means reaches a predetermined time, Re-locking means for controlling the closing operation of the door lock and re-locking, and when receiving an opening operation command signal for the power window by operating the operation button until the elapsed time reaches the predetermined time, the timing means Relock prohibiting means for stopping timekeeping and prohibiting the relock.

Further, in the invention according to claim 2, the operation button has an opening operation button having a function of inputting an opening operation command of each of an automatic door lock and a power window, and an input function of each closing operation command of an automatic door lock and a power window. And a plurality of operation buttons including at least two operation buttons including a closing operation button having the function of

[0008]

According to the first aspect of the present invention, the time elapsed from the reception of the automatic door lock opening operation command signal by the receiver is determined by the timing means of the control device for controlling the operation of the automatic door lock and the power window. An automatic door lock that is timed and automatically re-locked when the vehicle door is not opened before the time reaches the predetermined time,
When the receiver receives the opening operation command signal of the power window after receiving the opening operation command signal of the automatic door lock, the re-locking is prohibited due to the stop of the timing by the timing means of the control device.

According to a second aspect of the present invention, there is provided a remote control device according to the first aspect.
The operation buttons are at least two of an open operation button having an input function of an automatic door lock and a power window opening operation command and a closing operation button having an automatic door lock and a power window closing operation command input function.
Since the operation button is composed of a plurality of operation buttons, the input operation of each opening operation command of the automatic door lock and the power window is easily and reliably performed.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Referring to a system configuration diagram of a remote control device (hereinafter referred to as a keyless entry system) shown in FIG. 1, a keyless entry system mainly includes a transmitter (transmitter) 2, a receiver (receiver) 4, and an ECU (controller). Device 6).

The receiver 4 is connected to an input side of the ECU 6 by a signal line, and an output side of the ECU 6 opens and closes an automatic door lock (not shown) of each of a plurality of doors provided in the vehicle. Door lock motor 10, trunk opener 12 for opening trunk lid (not shown), power window (not shown) provided on door
A power window motor 14 for opening and closing the door, a sunroof control unit (sunroof C / U) 16 for opening and closing a sunroof (not shown), and a door mirror storage motor 18 for storing and returning a door mirror (not shown) are connected. I have.

On the input side of the ECU 6, various manual switches for operating the door lock motor 10, the trunk opener 12, the power window motor 14, the sunroof C / U 16, and the door mirror storage motor 18 are provided.
20 are connected. The transmitter 2 is a remote-controlled small radio wave transmitter, and is a key holder type large enough to fit in a palm and is portable. A substrate provided with an oscillation circuit and the like is housed inside the transmitter 2, but since the configuration is known, the detailed description thereof is omitted here.

On the upper surface of the transmitter 2, a lock button (close operation button) 30 for operating the door lock motor 10 to the lock side, an unlock button (open operation button) 32 for operating the door lock motor 10 to the unlock side, and a trunk opener. Three push buttons, such as a trunk button 34, for operating the power supply 12 are provided, and these push buttons are electrically connected to the oscillation circuit. An antenna 36 for emitting a high-frequency signal from an oscillator is built in an end of the transmitter 2.
A coded radio signal is emitted in response to the operation of the three push buttons. The flight distance of the radio wave emitted from the transmitter 2 is set to a maximum of about 10 m.

The receiver 4 is installed at a position where radio waves are easily received, such as a parcel section at the rear of the vehicle interior. Inside the receiver 4, a board in which a tuning circuit, a detection circuit, and the like connected to the antenna 40 are incorporated is housed. The receiver 4 receives radio waves transmitted from the transmitter 2 and supplies a reception signal to the ECU 6. Has become. And EC
U6 supplies drive signals to the door lock motor 10, the trunk opener 12, the power window motor 14, the sunroof C / U 16 and the door mirror storage motor 18 in response to a reception signal from the receiver 4, and selectively operates them. Let it.

The operation and operation of the keyless entry system configured as described above will be described below. First,
When the lock button 30 is pressed once, an ID code and a lock command are transmitted from the transmitter 2. When the ID code and the lock command are received by the receiver 4 and the ID code is verified and confirmed, the lock signal S
L is transmitted to the ECU 6. Thereafter, the drive signal DL is supplied from the ECU 6 to the door lock motor 10 to lock the door.

When the unlock button 32 is pressed once, the same ID code and unlock command are transmitted from the transmitter 2 as described above. Then, the receiver 4 receives the ID code and the unlock command, and when the ID code is confirmed, the unlock signal SUL is transmitted to the ECU 6. In this case, the drive signal DUL is supplied from the ECU 6 to the door lock motor 10, and the door is unlocked.

When the trunk button 34 is continuously pressed twice and a trunk open command is transmitted from the transmitter 2, a trunk open signal ST is transmitted from the receiver 4 to the ECU 6 after confirming the ID code. The drive signal DT from the ECU 6 is transmitted to the trunk opener 10.
And the trunk lid is opened. Also,
The door window and sunroof can be opened and closed by using the lock button 30 and the unlock button 32, and the operation and operation thereof will be described below with reference to the drawings.

[0018] In the power window down control, unlock the door is complete, it is assumed that is all or part of the door open state. Therefore, first it determines whether it has received the unlock signal SUL. If it is determined that it has received the unlock signal SUL outputs a drive signal DUL to de alloc motor 10, to unlock the door.

[0019] then set the timer TM3 for auto-lock, for counting a time elapsed from the reception of the unlock signal SUL (clock means). In addition, it sets the timer TM4 for the power window, counting the time elapsed from the reception of the unlock signal SUL along with the timer TM3.

[0020] Then, the door is after it has been unlocked, any of the door, it is determined whether or not opened. Even without least when it is determined that any one of the doors were opened,
Along with this, to stop the timing to release the timer TM3 for Your Torokku (zero reset).

[0021] if it is not also opened have deviation of the door,
Clocking time TM3 for timer TM3 is the predetermined time t3 (e.g., 30 sec) whether passed or not.

[0022] The time when the meter TM3 is a predetermined period of time t3 (30sec
), The door unlocked as described above is automatically re-locked by supplying the drive signal DL to the door lock motor 10 again (re-lock means) .

In this way, once the door is unlocked, if the door is not opened even after the lapse of a predetermined time t3 (30 seconds), the door is automatically locked again. Transmitter 2 without intention to open
Even if the unlock button 32 is pressed unconsciously, the door can be kept in the locked state, and the theft of the articles in the vehicle compartment and the vehicle can be prevented.

On the other hand, when one of the doors is opened,
The timer TM3 for lock was released (zero reset).
In this case, the time measured by the timer TM4 is set above Symbol TM4
Is within a predetermined time t4. The predetermined time t4 is set to, for example, 25 seconds (t4 = 25 seconds), and is a time limit during which a power window opening operation described later can be performed. If the Tokoro constant time t4 (25 sec) is determined not yet elapsed, it can be determined that area by the near practicable the opening operation of the power window.

[0025] In this case, to determine which whether or not it has received the unlock signal SUL again, if it is determined that it has received the again unlock signal SUL is a drive signal DUL to de alloc motor 10 and output, to unlock the door securely to the opening operation of the tail Todoarokku.

[0026] Then, power window down signal SPD
Is received or not. The power window down signal SPD continues for a predetermined time tPD after the unlock button 32 is pressed once to receive the unlock signal SUL.
This signal is transmitted when the unlock button 32 is kept pressed for more than (for example, 2 seconds). The power window down signal SPD is one of the identification signals SD in FIG. 1 in which various control signals are coded and transmitted.
The coded power window down signal SPD is transmitted to the ECU 6 as the identification signal SD.

The pressed A down lock button 32 is continued for a predetermined time tPD (a time of 2 sec) or more, when the ECU 6 receives a power window down signal SPD is ECU 6 is Pas
Power window down drive to the war window motor 14
Supply a motion signal DPD .

[0028] This ensures that the entire window is to be opened on the basis of the power window down signal SPD. In this way, by opening all windows by remote control, when the temperature of the vehicle or the temperature in the vehicle interior becomes high, such as in summer, the ventilation in the vehicle interior can be avoided without contact with the hot vehicle. Can be performed favorably.

Also in this case, the set auto-lock timer TM3 is released (reset to zero) (relock prohibiting means). That is, when the counted time TM3 from the reception of unlock signal SUL is even when it does not reach the predetermined time, the ECU6 whether we one Dan power window down drive signal DPD is supplied, unlock button The person who has operated the button 32 has the intention to get on the vehicle, and considers that the unlock button 32 has been pressed with the operation intention, and terminates the timing of the unnecessary auto-lock timer TM3.

Therefore, the power window is operated and E
When the CU 6 receives the power window down signal SPD, the automatic door lock is performed for a predetermined time t3 (30 seconds).
) Even after the elapse, it will not be locked again .

[0031]

[0032]

[0033]

[0034]

[0035]

[0036] on more than, as has been described in detail, in the present invention
A predetermined time t3 (3) after the automatic door lock remotely operated by the keyless entry system is opened.
If the door cannot be opened within 0 sec), the automatic door lock will close once and the door will be locked again.
If the power window opening operation is performed within the predetermined time t3 (30 seconds), the door is not re-locked and the unlocked state is maintained. Therefore, it is not necessary to unlock the automatic door lock which is automatically re-locked again, and it is not necessary to press the unlock button 32 again.

By the way, in this keyless entry system, similarly to the power window down control,
Power window up control for closing the power window after locking the automatic door lock can also be performed. Here, in response to the operation of the lock button 30, the drive signal DPU is supplied from the ECU 6 to the power window motor 14 to close the power window, and at the same time, the drive signal DSC is also supplied to the sunroof C / U 16 to close the sunroof. However, the operation and operation will not be described in detail here.

In this keyless entry system, a predetermined time t6 (for example, 25 seconds) after the door is locked.
If it is within, by pressing the lock button 30 twice consecutively,
Regardless of whether the power window closing operation is performed or not, the drive signal DMC is supplied from the ECU 6 to the door mirror storing motor 18 so that the electric door mirror can be stored.
If within 25 sec), press the unlock button 32 continuously for 2 seconds.
By pressing the switch twice, the drive signal DMO can be supplied from the ECU 6 to perform the return operation regardless of whether the power window opening operation is performed or not. Then, the detailed description is omitted.

In the above embodiment, three push buttons of the lock button 30, the unlock button 32, and the trunk button 34 are provided on the transmitter 2.
The push buttons are lock button 30 and unlock button 3
There may be only two.

[0040]

As is apparent from the above description, claim 1
According to the remote control device, the remote control device is provided separately from the vehicle,
A portable transmitter that has an operation button for inputting each operation command of an automatic door lock and a power window provided in the vehicle, and wirelessly transmits a signal according to the input operation command,
In a remote control device provided in the vehicle and including a receiver that receives each operation command signal from the transmitter and a control device that performs operation control of an automatic door lock and a power window based on each received operation command signal, The device includes a timer means for counting an elapsed time from when the receiver receives the automatic door lock opening operation command signal, and a door of the vehicle is opened until the elapsed time counted by the timer means reaches a predetermined time. A re-locking means for controlling the closing operation of the automatic door lock when it is not opened, and a re-locking means for opening the power window by operating the operation button until the elapsed time reaches a predetermined time; And a re-lock prohibiting means for prohibiting re-locking by stopping the time measurement by the automatic door lock when the automatic door lock is opened. When the power window is opened before the predetermined time is reached, the re-locking of the automatic door lock which is automatically re-locked when the door is not opened within the predetermined time can be suitably prohibited, and the predetermined time can be prevented. Even if the time has elapsed, it is possible to maintain the state in which the automatic door lock is opened, and it is possible to improve the opening operability of the automatic door lock by eliminating the trouble of re-operating the operation button.

According to the remote control device of the second aspect,
The operation buttons are at least two of an open operation button having an input function of an automatic door lock and a power window opening operation command and a closing operation button having an automatic door lock and a power window closing operation command input function.
Since it consists of multiple operation buttons including
The input operation of each opening operation command of the automatic door lock and the power window can be easily and reliably performed.

[Brief description of the drawings]

FIG. 1 is a system configuration diagram of a keyless entry system.

[Explanation of symbols]

2 Transmitter 4 Receiver 6 ECU (Control Device) 10 Door Lock Motor 14 Power Window Motor 16 Sunroof Control Unit (Sunroof C
/ U) 30 Lock button (close operation button) 32 Unlock button (open operation button) 34 Trunk button

Claims (2)

(57) [Claims] An operation button provided separately from a vehicle for inputting an operation command of an automatic door lock or a power window provided on the vehicle, and a signal corresponding to the input operation command is wirelessly transmitted. A portable transmitter; a receiver provided in the vehicle, for receiving each operation command signal from the transmitter; and a control device for controlling the operation of the automatic door lock and the power window based on the received operation command signals. In the remote control device comprising: the control device, a timer means for measuring the elapsed time since the receiver has received the opening operation command signal of the automatic door lock, and the elapsed time measured by the timer means Re-locking means for controlling the automatic door lock to close and re-lock when the door of the vehicle is not opened until a predetermined time is reached; Re-lock prohibiting means for stopping the timing by the timing means and prohibiting the re-lock when receiving a power window opening operation command signal by operating the operation button until the overtime reaches the predetermined time; And a remote control device. 2. The operation button includes an open operation button having an input function of an automatic door lock and an opening operation command of a power window, and a closing operation button having an input function of a closing operation command of an automatic door lock and a power window. 2. The remote control device according to claim 1, comprising a plurality of operation buttons including at least two operation buttons.