KR100192614B1 - Apparatus for a protection battery voltage of remocon - Google Patents

Abstract

The present invention is to extend the life of the battery for supplying power to the entire device of the remote control by generating the power required for the operation of the remote control by the remote control itself to the entire device, of the remote control 100 A power supply unit 16 for supplying power consumed for the overall operation, a control unit 12 for transmitting remote control data according to an operation signal output from the key panel 10, and predetermined control under the control of the control unit 12 Control signal transmission means (18,20) for generating the remote control data and wirelessly transmitting the remote control data, and is located between the power supply unit (16) and the control signal transmission means (18,20) and sent from the control object. The power generator 30 generates a predetermined power based on the light energy and supplies the corresponding power to the entire apparatus of the remote controller 100, and the control signal is installed in the control target. The microcomputer 42 for controlling the predetermined optical energy to be transmitted when the predetermined remote control data is transmitted from the transport means 18 and 20, and the optical energy transmission unit for transmitting the predetermined optical energy under the control of the microcomputer 42. It is configured to include (44), even when the remote control is frequently operated, the power of the battery can be protected to extend the life of the battery.

Description

Battery power protection device of remote control

1 is a view showing a functional block configuration of a general remote control.

2 is a diagram showing the circuit configuration of the battery power protection device of the remote control according to an embodiment of the present invention.

* Explanation of symbols for main parts of the drawings

10: key panel 12: control unit

14: data storage unit 16: power supply unit

18: control signal generation unit 20: control signal transmission unit

30: power generation unit 31: photoelectric conversion element

40: amplification unit 42: micom

44: light energy transmission unit LED 1, LED 2: light emitting diode

PD: Photodiode Q1, Q2: Transistor

D1, D2, D3: Diodes R1, R2: Resistance

C1: condenser

The present invention relates to a battery power protection device of the remote control, and more particularly, battery power protection of the remote control to generate the power necessary for the operation of the remote control itself to perform the overall operation of the remote control based on the power Relates to a device.

As is well known, A / V devices widely used in homes such as audio, television, and video cassette recorders are provided with a control panel composed of a plurality of buttons for setting functions on the front of the device. The user can control the operation.

However, in this A / V device, even if the user wishes to control the operation state of the A / V device in a state far from the A / V device, the A / V device is approached to the control panel. Since the inconvenience of having to operate the configured button was accompanied, in order to solve this problem, a remote controller (Remote Controller) for controlling the A / V device from a long distance has been widely used.

The prior art will be briefly described with reference to a functional block diagram of a general remote controller shown in FIG.

In Fig. 1, reference numeral 10 denotes a button for turning on / off the power of a television, a mode setting button for selecting a TV / VCR mode, and a channel up / turning for channel selection in response to a control function provided to a corresponding control object. It is a key panel composed of a down button, a volume up / down button for adjusting the volume, and a 10-key for setting channel selection, reservation time, and the like.

Reference numeral 12 denotes a control unit that performs remote control for the overall function of the control target set by the key panel 10. The control unit 12 is a user-specified button configured on the key panel 10 by a user. When operated, the entire apparatus is controlled so that the remote control data corresponding to the specific button can be wirelessly transmitted to the control target side.

In addition, reference numeral 14 denotes a data storage unit for storing code data for each function setting button configured in the key panel 10, and 16 denotes an operating power supply to the entire apparatus based on, for example, 3V power supplied from a battery. 18 is a power supply unit for supplying control data for generating control data for the control target under the control of the control unit 12 and transmitting remote control data to the corresponding control target through the control signal transmission unit 20 connected to the rear stage. Signal generator.

In the remote controller having the above-described configuration, since the battery is mounted inside the remote controller and the power braked from the battery is used as the operating power of the entire apparatus, if the user frequently operates the buttons configured on the remote controller, the life of the battery This shortening causes a hassle that the user frequently needs to replace the battery of the remote controller as the battery life is shortened.

Accordingly, the present invention has been made in view of the above-described circumstances, and the life of the battery for supplying power to the entire apparatus of the remote controller is generated by the remote controller itself generating the power required for the operation of the remote controller. It is an object of the present invention to provide a battery power protection device of a remote controller which can be extended.

According to an embodiment of the present invention for realizing the above object, a power supply for supplying power consumed for the overall operation of the remote control, a control unit for transmitting the remote control data according to the operation signal output from the key panel; Control signal transmission means for generating predetermined remote control data under the control of the control unit and wirelessly transmitting the remote control data, and positioned between the power supply unit and the control signal transmission means and based on the light energy transmitted from the control object. A power generation unit for generating power and supplying the corresponding power to the whole device of the remote controller, a microcomputer installed in a control object and controlling to transmit predetermined optical energy when predetermined remote control data is transmitted from the control signal transmission means; Including an optical energy transmission unit for transmitting a predetermined optical energy under the control of the microcomputer The power generation unit includes a photoelectric conversion element for converting light energy output from the optical energy transmission unit into electrical energy, and charging means for generating a predetermined power by charging electrical energy output from the photoelectric conversion element. Features include a battery power protection device of the remote control.

Preferably, according to the present invention, the optical energy transmission unit is connected to the output stage of the microcomputer on / off by the microcomputer and the switch means connected to the switch means when the switch means is turned on a predetermined optical energy It consists of light emitting means for sending out.

In the present invention having the above-described configuration, when predetermined remote control data is transmitted from the remote controller, a predetermined optical signal is transmitted from the control target in response to the remote controller, and the remote controller receives the optical energy and converts the optical energy into electrical energy. By using energy as the operating power of the remote control, the amount of discharge in the battery for supplying the operating power can be reduced, thereby extending the life of the battery.

Hereinafter, with reference to the accompanying drawings will be described an embodiment of the present invention;

2 is a view showing the circuit configuration of the battery power protection device of the remote control according to an embodiment of the present invention, wherein reference numeral 10 is a key panel consisting of a plurality of buttons for setting a specific function of the control target , 12 is a control unit for controlling the remote control data according to the operation of the key panel 10 to be wirelessly transmitted through the control signal transmission unit 20 configured of the light emitting diode LED1.

Reference numeral 16 denotes a power supply unit for supplying operating power to the entire apparatus based on the power of the battery 16a, and 18 denotes a control applied by the controller 12 based on code data read from a data storage unit (not shown). On the basis of the signal, the crystal oscillator X is oscillated, and then the oscillation signal is converted into a code signal and turned on by the PCM unit 18a and the code signal output from the PCM unit 18a. It is a control signal generation section composed of a transistor Q1 for controlling the driving state of the light emitting diode LED1 of the control signal transmission section 20 connected to the rear end on / off.

Reference numeral 30 denotes a photoelectric conversion element 31 which receives the optical energy transmitted from the television 200 side and converts it into electrical energy, an anode is connected to the photoelectric conversion element 31, and the cathode is a charging capacitor C1. Reverse current prevention diode (D1) connected to the capacitor; an anode connected to the capacitor (C1), and a cathode; a reverse current prevention diode (D2) connected to the negative electrode of the battery (16a), and the diode (D1) An anode is connected to the connection point of the battery 16a, and the cathode is connected to the power supply terminals of the devices 10, 12 and 18a, and the reverse current prevention diode D3 connected to the connection point of the capacitor C1 and the diode D2. It is composed of power generation unit. The connection point of the capacitor C1 and the diode D2 in the power generator 30 is connected to the anode of the light emitting diode LED1 of the control signal transmission unit 20, so that the current path to the light emitting diode LED1. To provide.

In FIG. 2, reference numeral PD denotes a light receiving diode which is transmitted from the remote controller 100 to convert the received optical signal into an electrical signal, and 40 denotes an amplifying unit for amplifying an output signal of the light receiving diode 40. Reference numeral 42 denotes a microcomputer for controlling the apparatus as a whole to read remote control data transmitted from the remote controller 100 based on the signal applied from the amplifier 40 and to perform an operation corresponding thereto.

Reference numeral 44 denotes a base terminal connected to the output terminal of the microcomputer 42 and a resistor R2, and a cathode of the light emitting diode LED2 is connected to the collector terminal to the control signal applied from the microcomputer 42. On the basis of this is an optical energy transmission unit composed of a transistor (Q2) for controlling the driving state of the light emitting diode (LED2).

Next, the operation of the present invention having the above configuration will be described in detail.

When a user operates a specific button among a plurality of buttons provided on the key panel 10, an operation signal corresponding thereto is applied to the control unit 12, wherein the control unit 12 generates code data according to the operation signal. Is read from a data storage unit (not shown) and a predetermined control signal is applied to the PCM unit 18a based on the code data.

The PCM unit 18a receiving a predetermined control signal from the control unit 12 causes the crystal oscillator X to oscillate according to the control signal, and then outputs an oscillation signal from the crystal oscillator X as a code signal. Is applied to the transistor Q1, and as the transistor Q1 is turned on / off by the PCM unit 18a, the driving state of the light emitting diode LED1 connected to the rear end thereof is adjusted so that the signal component Remote control data having the control is wirelessly transmitted from the remote control 100 side to the television 200 to be controlled.

At this time, the power input to the light emitting diode LED1 and each device is supplied with the power discharged from the battery 16a via the diode D3.

On the other hand, the light receiving diode PD receiving the remote control data transmitted from the light emitting diode LED1 of the remote controller 100 converts the optical signal into an electrical signal and applies it to the amplifier 40, and the amplifier ( In 40), the electric signal is amplified by a predetermined amplification and then applied to the microcomputer 42.

Here, the microcomputer 42 reads the remote control data transmitted from the remote controller 100 based on the electrical signal output from the amplifying unit 40 and controls the entire apparatus to perform the operation accordingly. The optical energy transmitter 44 outputs a 'high' level signal.

When the transistor Q2 of the optical energy transmitter 44 is turned on by the 'high' level signal output from the microcomputer 42, a current path is formed in the light emitting diode LED2, and the light is emitted as a current is applied. The predetermined light energy is sent out from the diode LED2.

On the other hand, the light energy transmitted from the light emitting diode (LED2) is received through the photoelectric conversion element 31 of the power generation unit 30 configured in the remote control 100, the photoelectric conversion element 31 is the corresponding light energy. Converts the electrical energy and applies the electrical energy to the capacitor (C1).

When the capacitor C1 is charged due to the corresponding electrical energy, the power output from the capacitor C1 is supplied to the light emitting diode LED1 and the respective devices so that the remote controller 100 is based on the power. You will be able to perform the overall operation.

At this time, since the battery 16a does not supply the operating power of the entire device configured in the remote controller 100, its life is extended.

As described above, according to the battery power protection device of the remote control according to the embodiment of the present invention, the power required for the operation of the remote control whenever the remote control is operated is generated by the remote control itself, and based on the corresponding power, The operation is performed to extend the life of the battery mounted to supply the remote control, so that even when the remote control is frequently operated, the battery power is protected to extend the life of the battery.

Claims (2)

A power supply unit 16 for supplying power consumed for the overall operation of the remote controller 100, a control unit 12 for transmitting remote control data according to an operation signal output from the key panel 10, and the control unit 12 Control signal transmission means (18,20) for generating predetermined remote control data and transmitting the remote control data by radio, and between the power supply unit (16) and the control signal transmission means (18,20). And a power generation unit 30 for generating a predetermined power based on the light energy transmitted from the control target and supplying the corresponding power to the entire apparatus of the remote controller 100, and the control signal transmission means 18 installed in the control target. 20) a microcomputer 42 for controlling a predetermined optical energy to be transmitted when the predetermined remote control data is transmitted, and an optical energy transmitter 44 for transmitting a predetermined optical energy under the control of the microcomputer 42. Composed of, The power generation unit 30 charges the photoelectric conversion element 31 for converting the optical energy output from the optical energy transmission unit 44 into electrical energy and the electrical energy output from the photoelectric conversion element 31 Battery power protection device of a remote control comprising a charging means for generating a predetermined power. 2. The switch according to claim 1, wherein the optical energy transmitter (44) is connected to an output terminal of the microcomputer (42) and is switched on / off by the microcomputer (42), and the switch means is connected to the switch means. Battery power protection device of a remote control comprising a light emitting means for transmitting a predetermined light energy when turned on.