JPH04126483U - remote control device - Google Patents

Abstract

(57) [Summary] [Purpose] When the transmitter is operated, the transmitter side can confirm that the receiver has received the operation signal. [Configuration] When the operation switch 4 of the transmitter 3 is pressed, the battery 7 is connected to each circuit 9, 10, 11 involved in transmitting the transmission signal.
Connect with. The timer circuit 12 controls the battery 7 to each circuit 15 to 18 for a certain period of time from the timing when the operation switch 4 is pressed.
Connect with. Further, upon receiving the transmission signal from the transmitter 3, the receiver transmits a reply signal. And receiving circuit 1
5 receives a reply signal from the receiver. The drive circuit 18 drives the buzzer 5 when the reception level of the reply signal reaches a predetermined level or higher.

Description

[Detailed explanation of the idea]

0001

[Industrial application field]

The present invention provides a transmitter that transmits operation signals in response to external operations, and a The present invention relates to a remote control device equipped with a receiver that controls a controlled object according to an operation signal.

0002

[Conventional technology]

In recent years, in cars, doors can be unlocked or unlocked by operating a portable transmitter. Alternatively, a remote control device for locking the door is provided. An example of this type of remote control device The operation consists of radio or infrared radiation from the transmitter depending on the operation of the operation switch. An address for transmitting signals and unlocking or locking the door lock device. The device includes an actuator and a receiver that controls the drive of the actuator. Therefore, The actuator of the lock operates according to the operation on the transmitter, so it can be used even at night. The door can be unlocked or locked from a distance from the car, etc. It is possible to improve the ease of getting in and out of a car.

0003 By the way, a solenoid is used as an actuator to unlock or lock a door. However, since the solenoid drive noise is relatively loud, Due to the demand for quieter automobiles in 2017, actuators with low drive noise were developed. Motors are being used.

0004

[Problem that the idea aims to solve]

However, as in the conventional example above, a motor is used as an actuator. In this case, the drive noise of the motor is low, so a solenoid is used as the actuator. If so, the sound of the solenoid driving indicates that the door was unlocked or locked. However, when confirming unlocking or locking due to motor drive sound, It is difficult to Therefore, unlocking or locking is ensured after operating the transmitter. The reality is that the user is directly checking whether the remote control has been used, and the convenience of the remote control device is lost. This remains an unresolved issue.

[0005] This invention was developed in view of the above circumstances, and its purpose is to transmit operation signals from the transmitter. When the receiver controls the control target according to the signal, the receiver receives the transmitted signal. To provide a remote control device that allows easy confirmation of reception.

[0006]

[Means to solve the problem]

This invention consists of a transmitter that transmits operation signals in response to external operations, and a In a remote control device equipped with a receiver that controls a controlled object according to an operation signal, The receiver includes a transmitting means for transmitting a reply signal in response to receiving an operation signal from the transmitter. the communication means, and the notification means that is activated when receiving the reply signal. This is provided in the data transmission means.

[0007] Also, when the transmitter is operated externally, the notification means can be switched to remain operational for a certain period of time. Alternatively, a timer means may be provided.

[0008]

[Effect]

When the transmitter is operated externally, an operation signal is transmitted from the transmitter. and, When the receiver receives an operation signal from the transmitter, it controls the control target according to the operation signal. Control. On the other hand, the transmitting means provided in the receiver transmits the signal in response to the reception of the operation signal. Send a reply signal.

[0009] The notification means provided in the transmitter operates when it receives a reply signal from the receiver. Ru. Therefore, by checking the operation of the notification means when operating the transmitter, it is possible to You can check the reception status of the transmitter.

0010 Also, when the transmitter is externally operated, a timer means provided in the transmitter If the notification means is switched to operable for a certain period of time, the Power consumption can be suppressed.

[0011]

【Example】

Refer to FIGS. 1 to 3 below for an example in which the present invention is applied to a vehicle remote control device. and explain. In FIG. 3 showing a perspective view of the vehicle key, there is a The main body 2 has a built-in transmitter 3, which can be operated according to the operation of the operation switch 4. Send a signal. Further, the main body 2 is provided with a buzzer 5 as a notification means. one On the other hand, a receiver 6 (see FIG. 2) is installed in a car door locking device (not shown). so that the locking device is unlocked or locked according to the operation signal from the transmitter 3. It has become.

0012 Next, the transmitter 3 will be explained. In FIG. 1 showing the electrical configuration of the transmitter 3, One end of the operation switch 4 is connected to the positive terminal of the battery 7, and the other end is connected to the power line 8. has been done. The power supply line 8 includes a code storage circuit 9, a modulation circuit 10, and a transmission circuit 11. and is connected to the timer circuit 12.

[0013] The code storage circuit 9 stores an identification code, and when the power is supplied, the identification code is output the code. The modulation circuit 10 modulates the identification code from the code storage circuit 9. and output it. The transmitting circuit 11 internally transmits the identification code modulated by the modulating circuit 10. It is transmitted from the antenna 13.

[0014] The emitter of the transistor 14 is connected to the positive terminal of the battery 7, and its collector is connected to the positive terminal of the battery 7. Imaging circuit 12, receiving circuit 15, integrating circuit 16, level detection circuit 17 and drive circuit It is connected to 18. Further, the output terminal of the timer circuit 12 is connected to the output terminal of the transistor 14. It is connected to the base of the transistor 14, and when power is supplied, the base of the transistor 14 becomes low. Outputs a level signal for a certain period of time.

[0015] The receiving circuit 15 is connected to the internal antenna 13. Outputs the received signals. Integrating circuit 16 integrates the received signal from receiving circuit 15. and outputs its integral level. The level detection circuit 17 receives the product from the integration circuit 16. A drive signal is output when the minute level exceeds a preset reference level. Drive The drive circuit 18 drives the buzzer 5 when a drive signal is input from the level detection circuit 17. Ru.

[0016] Next, the receiver 6 will be explained. In FIG. 2 showing the electrical configuration of the receiver 6, A relay 20 is connected to the vehicle antenna 19 of the automobile. This relay 20 The relay coil is connected to the ignition switch accessory power line (both shown). (without) and the ignition switch is operated to a position other than the OFF position. When the device is in use, the normally open contact 20b is turned on and power is supplied to accessories such as the radio. It looks like this.

[0017] The receiving circuit 21 is connected to the normally closed contact 20a of the relay 20, which is connected to the vehicle The received signal from the antenna 19 is demodulated and output. The code comparison control circuit 22 , the received signal from the receiving circuit 21 and the identification code stored in the code storage circuit 23. and outputs a drive signal when they match. Furthermore, the code storage circuit 2 3 consists of an EEPROM or a dip switch. The drive circuit 24 performs code comparison. The actuator 25 is driven when a drive signal is given from the control circuit 22. This actuator 25 mainly consists of a motor (not shown), and each time the motor is driven, Unlock or lock the door locking device.

[0018] The modulation circuit 26 outputs the modulation signal when the code comparison control circuit 22 outputs the match signal. Output the number. The transmitter circuit 27 connects the antenna 1 via the normally closed contact 20a of the relay 20. 9, and changes to the antenna 19 when the modulation signal is input from the modulation circuit 26. Outputs a reply signal according to the modulation signal. The switching circuit 28 performs code comparison control. When a match signal is input from the circuit 22, the transmitting circuit 27 is driven for a certain period of time. child In this case, the modulation circuit 26, transmission circuit 27 and switching circuit 28 transmit Means 29 are constructed.

[0019] In this embodiment, when the code comparison control circuit 22 outputs a match signal, the switch is activated. The tuning circuit 28 drives the modulation circuit 26 and the oscillation circuit 27, but this Instead of the actuator, for example, by providing means such as a position switch, The signal at which the actuator 25 switches to its operating state, that is, the actuator 25 actually A reply signal may be sent when activated.

[0020] Next, the operation of the above configuration will be explained. When unlocking the car door, use the key 1. Press the operation switch 4 provided on the main body 2 of 1. Then the code Since power is supplied to the memory circuit 9, modulation circuit 10, and oscillation circuit 11, these The circuit operates and an operation signal is transmitted through the internal antenna 13.

[0021] The operation signal transmitted from the transmitter 1 is received by the vehicle antenna 19. It will be done. At this time, since the normally closed contact 20a of the relay 20 is on, the antenna 1 The transmission signal received at 9 is given to a receiving circuit 21. As a result, the receiving circuit 2 1, the operation signal received by the antenna 19 is demodulated and output, so the code The comparison control circuit 22 identifies the input operation signal stored in the code storage circuit 23. When it is determined that the code matches the code, a match signal is output. As a result, the driving times Since the actuator 25 is driven by the path 24, the locking device of the door is unlocked.

[0022] On the other hand, when a match signal is output from the code comparison control circuit 22, the switch Since the oscillating circuit 28 operates the oscillating circuit 27 for a certain period of time, there is no change from the oscillating circuit 27. The adjusted return signal is transmitted through the antenna 19 for a certain period of time.

[0023] Further, when the operation switch 4 is pressed in the transmitter 3, the timer circuit 12 Since a low level signal is output for a certain period of time, the transistor 14 is turned on. timer circuit, reception circuit 15, integration circuit 16, level detection circuit 17 and drive circuit The battery 7 is connected to 18. In this state, the antenna 13 receives a reply from the receiver 6. When the signal arrives, the receiving circuit 15 enters the state of receiving a reply signal. and receive The return signal received by the circuit 15 is integrated in the integrating circuit 16, and When the integral level exceeds the set level, a drive signal is sent from the level detection circuit 17. Since the signal is output, the buzzer 5 is driven by the drive circuit 18 in accordance with the signal. As a result, the buzzer 5 emits a notification sound, and the notification sound causes the receiver 6 to It can be confirmed that the transmitter 3 has received the transmission signal from the transmitter 3.

[0024] In short, in the case of the above embodiment, the receiver 6 receives the operation signal from the transmitter 3. At the same time, the transmitter 3 transmits a reply signal, and the transmitter 3 also turns on the buzzer 5 in response to receiving the reply signal. Since the notification sound is emitted from the Unlike the conventional example in which the movement cannot be confirmed, the receiver 6 receives the notification sound from the buzzer 5. The operating state of the actuator 25 can be confirmed.

[0025] In addition, a timer circuit 12 is provided in the transmitter 3, and when the operation switch 4 is operated, The battery is connected to the circuit related to driving the buzzer 5 for a certain period of time by driving the timer circuit 12. 7, the battery is connected to the circuit, compared to a configuration where the battery is always connected to the circuit. Consumption can be reduced.

[0026] In the above embodiment, when the transmitter 3 is operated, the timer circuit 12 sends a signal. The circuit involved in driving the buzzer 5 was designed to be driven only for a certain period of time, but instead Alternatively, the receiving circuit 15 may be constantly energized.

[0027]

[Effect of the idea]

As is clear from the above description, according to the remote control device according to claim 1, the reception When the control target is controlled by the device, a reply message is sent from the transmitting means installed in the receiver. In addition to outputting a signal, the transmitter also operates the notification means when the transmitter receives a reply signal. Now, the control target can be controlled by the receiver according to the operation signal from the transmitter. In some cases, it is easy to confirm that the receiver has received the transmitted signal. It has this excellent effect.

[0028] Further, according to the remote control device according to claim 2, when the transmitter is externally operated, Since the notification means is switched to be operable for a certain period of time, the remote control device according to claim 1 In addition to the above effects, power consumption by the notification means can be suppressed.

[Brief explanation of drawings]

FIG. 1 is a block diagram of a transmitter showing an embodiment of the present invention.

[Figure 2] Block diagram of receiver

[Figure 3] Perspective view of key

[Explanation of symbols]

1 is a key, 3 is a transmitter, 4 is an operation switch, 5 is a buzzer (notification means), 12 is a timer circuit (timer means), 25
is an actuator, and 29 is a transmitting means.

Claims (2)

[Scope of utility model registration request] 1. A remote control device comprising a transmitter that transmits an operation signal in response to an external operation, and a receiver that controls a controlled object in response to the operation signal from the transmitter, the remote control device comprising: The transmitting means is provided in the transmitter and transmits a reply signal in response to reception of a transmission signal from the transmitter, and the notification means is provided in the transmitter and operates when the reply signal is received. remote control device. 2. The remote control device according to claim 1, further comprising timer means for switching the notifying means to be operable for a certain period of time when the transmitter is externally operated.