JPS6272295A - Wireless remote controller - Google Patents

Abstract

PURPOSE:To find out easily the location of a remote controller even if it is not clear by emitting a call signal from a master set, receiving the signal by the remote controller and allowing the controller to make sound or utterance. CONSTITUTION:A front panel face of the master set 12 is provided with a calling pushbutton switch 21 depressed in calling the remote controller 11, and when the switch is depressed by the operator, a transmission section 22 starts the operation. A calling FM radio wave sent from the master set 12 is received by a reception antenna 24 of the remote controller 11 and fed to a reception section (FM receiver) 25. When a call signal is fed to the reception section 25, an output of the reception section 25 operates a voice output circuit 26 and the location of the controller 11 is informed from a speaker 27 to attain sounding or utterance.

Description

DETAILED DESCRIPTION OF THE INVENTION Technical Field of the Invention The present invention relates to a wireless remote control device used in, for example, video systems, television equipment, audio equipment, and the like.

[Technical Background of the Invention 1] For example, a wireless remote control device such as a television receiver is used to control a main device such as a television receiver and an operator from a distance from the main device to perform switch operations, volume operations, etc. on the main device. It consists of a small remote control (hereinafter referred to as remote control) operating device. For example, infrared rays, ultrasonic waves, etc. are used as a transmission medium from the remote control device to the main device.

[Problem with Background Art 1] In such a wireless remote control device, since the remote control device is not connected to the main device by a wire, it is easy to carry and is limited by the length of the wire. This has the advantage that the main device can be controlled from a remote location without any hassle. However, on the other hand, since the remote control device is not connected to the main device by a wire, there is a strong possibility that the remote control device will be stored separately from the main device when the main device is not in use. If the operator forgets where the operating device is stored, it will take a long time to find the operating device. If it cannot be found, the only option is to operate the device directly, which is very inconvenient.

[Object of the Invention] The present invention has been made in view of the above points, and an object of the present invention is to provide a wireless remote control device that can easily notify an operator of the storage location of the remote control device.

[Summary of the Invention] That is, the wireless remote control device according to the present invention includes a remote control device that transmits a control signal corresponding to a command switch operation, and a main device whose operation is controlled by receiving the control signal from the remote control device. a means provided on the main device for generating and emitting a calling signal for calling the remote control operating device; and a means provided on the remote control operating device for receiving the calling signal from the main device and displaying the calling signal. It consists of the means to do so.

[Embodiment 1 of the Invention An embodiment of the invention will be described below with reference to the drawings. FIG. 1 is a perspective view schematically showing the appearance of the entire wireless remote control device, where 11 indicates a remote control device, and 12 indicates a main Mfl controlled by this remote control device. The main device 12 is, for example, a television receiver, and the front panel 1 has a switch, a volume control, and other knobs 2 arranged side by side. Furthermore, remote control operation device 1
a receiving window 3 for receiving a control signal sent from 1;
A transmission window 4 for transmitting a calling signal to the remote control operating device 11 and a push button switch 21 therefor are provided.

On the other hand, the remote control operating device 11 is provided with a plurality of command switches 7 a, 7 b, . . . on its switch panel surface 6 for giving operation commands to the main device 12, A speaker window 8 is provided which responds to a call signal transmitted from the telephone and makes sounds or sounds. In addition,
This remote control operating device 11 also has a receiving window 3 of the main device 12.
A transmitting window and a receiving window corresponding to the transmitting window 4 are provided, but they are shaded and not shown in this perspective view.

Figure 2 further shows the circuit configuration of a wireless remote control device used in the above device.
Reference numeral 11 indicates a remote control operating device, and reference numeral 12 indicates a main device controlled by this remote control operating device 11. First, the remote control operating device 11 includes a plurality of command switches 7 a, 7 b, . . . that give desired commands to the vehicle equipment [12].
・ is provided.

Each command switch 7a, 7b, . . . is connected to an encoder, that is, a command coding section 13, and the command coding section 13 generates a code signal corresponding to each switch operation. The code signal from the instruction encoding section 13 is supplied to the transmitting section 14 .

The transmitter 14 appropriately amplifies and modulates the code signal to form a transmit signal, and supplies the transmitter 15 at the final stage. Here, the transmitting element 15 is composed of, for example, an infrared light emitting diode or an ultrasonic transducer. That is, the output signal from the transmitting section 14 drives the transmitting element 15, and the transmitting element 15 emits a modulated signal, such as infrared rays or ultrasonic waves, toward the main device 12 as a control signal.

The transmitted wave serving as a control signal emitted from the remote control operating device 11 in this manner is transmitted to a receiving device such as a photocell, a photodiode, or an ultrasonic transducer provided corresponding to the above-mentioned receiving window 3 of the vehicle equipment 1112. It is received by element 16.

Then, the receiving section 17 at the next stage appropriately amplifies and demodulates this received signal, and the operated command switch 7 a
, 7 b, . . . This code signal is supplied to the decoding section 18 and subjected to a predetermined decoding process, thereby being converted into a signal for operating one of the next-stage device control sections. The decoded signal supplied to the device control section 19 becomes a signal for controlling each section circuit 20 of the main device 12 and is supplied to each section circuit 20. In this manner, each circuit 20 of the main device 12 is remotely controlled in response to the operation of the command switches 7 a, 7 b, . . . of the remote control operating device 11.

Furthermore, the front panel surface of the main device 12 is provided with a call push button switch 21 that is pressed when calling the remote control operating device 11, as described above. When this switch 21 is pressed by the operator, a drive signal is supplied to the transmitter 22, and the transmitter 22 starts operating. The transmitter 22 is composed of, for example, an FM transmitter, and the generated FM radio waves for calling are transmitted from a transmitting antenna 23 toward the remote control device 11 .

The calling FM radio wave transmitted from the main device 12 is received by the receiving antenna 24 of the remote control operating device 11 and supplied to the receiving section (FM receiver) 25. When the calling signal is supplied to the receiving section 25, the output of the receiving section 25 activates the audio output circuit 26, and the speaker 27 notifies you of the location of the operating device 11! to be pronounced, pronounced, or uttered.

In the wireless remote control device configured as described above, the operator uses the remote control device @1 at hand.
1 to its command switch 7a.

7b, . . . , a control signal is emitted from the transmitting element 15. This control signal is transmitted to the transmitting element 1 of the main device 12.
6, for example, the main device 1 such as the above-mentioned television receiver.
Each circuit inside 2 is controlled.

On the other hand, if the location of the remote control operating device 11 of such a wireless remote control device is not known due to the operator's carelessness or the like, the operator presses the calling pushbutton switch 21 of the device 12. As a result, a calling signal is emitted as a radio wave from the transmitting antenna 23 of the device 12, and is received by the receiving antenna 24 of the operating device I\111 whose location is unknown. As a result, the receiving section 2
5 operates, and the audio output circuit 26 outputs the speaker 2.
Pronounced or uttered from 7. The operator can quickly discover the location of the operating device 11 by using the light a or vocalization.

[Effects of the Invention] As described above, according to the present invention, the main device emits a calling signal, the remote control operating device receives the calling signal, and this operating device generates or utters a sound. This has the effect that even when the location of the operating device is unknown, it can be easily discovered.

In the above embodiment, the call notification of the remote controller is made by sound, but it may be made by light such as a lamp display.

[Brief explanation of drawings]

FIG. 1 is a schematic perspective view showing a wireless remote control device according to an embodiment of the present invention, and FIG. 2 is a block diagram illustrating the circuit configuration of this embodiment. 11...Remote control device, 12...Main device 21.
...Push button switch for calling, 22...Transmission section 23.
...Transmitting antenna, 24...Receiving antenna, 25...
- Receiving section, 26... audio output circuit 27...
speaker

Claims (1)

[Claims] A remote control operating device that transmits a control signal corresponding to a command switch operation, a main device whose operation is controlled by receiving the control signal from the remote control operating device, and a call provided on the main device for calling the remote control operating device. A wireless remote control device comprising means for generating and emitting a signal, and means provided in the remote control operating device for receiving a calling signal from the main device and displaying the calling signal.