JPH07288882A - Remotely controlled transmitter - Google Patents

Abstract

PURPOSE:To provide a remotely controlled transmitter with which an operation switch can be visually confirmed even in darkness. CONSTITUTION:A detecting means 6 is composed of a pair of upper and lower buttons 6a and 6b, which are provided so as to freely appear and disappear on the upper and lower faces of a main body, and a signal generating means 6c for generating a detect signal. When the main body is hung up from a setting state, one button 6b is protruded and switched and at the same time, the detect signal is generated from the signal generating part 6c corresponding to the switch operation of this button 6b. Based on this detect signal, a microcomputer 7 turns on any specified LED 5 or all the LED 5 arranged corresponding to various operation switches provided at an operating part on the upper face of the main body.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a remote control transmitter having various operation switches.

[0002]

2. Description of the Related Art Today, many electric devices such as TVs and fans are equipped with a device body and a remote control transmitter that outputs a signal for controlling the load on the device body.
For example, in a fan, the remote control transmitter controls the motor, which is a load, by turning on / off the power supply, adjusting the air volume, and the like.

[0003]

However, in such a conventional remote control transmitter, when an operation of the remote control transmitter is performed in a dark place, for example, the operation switch of the remote control transmitter cannot be visually recognized and an erroneous operation is performed. It may end up. Then, in order to prevent such an erroneous operation, there is a problem that the electric light has to be turned on, which is troublesome.

Therefore, the present invention has been made in order to solve such a problem, and an object thereof is to provide a remote control transmitter in which an operation switch can be visually recognized even in a dark place.

[0005]

According to a first aspect of the present invention, there is provided a remote control transmitter in which various operation switches are provided on an operation section on an upper surface of a main body, and a light emitter for displaying the various operation switches and the main body are lifted. And a lighting control unit that lights the light emitter based on a detection signal from the detection unit.

According to a second aspect of the present invention, there is provided a remote control transmitter in which various operation switches are provided on the operation section on the upper surface of the main body.
A light emitting device that displays the various operation switches, a detection unit that detects that the body is touched by a hand, and a lighting control unit that lights the light emission unit based on a detection signal from the detection unit. Is.

According to a third aspect of the present invention, there is provided a remote control transmitter in which various operation switches are provided on the operation section on the upper surface of the main body,
A light-emitting body that displays the various operation switches and a lighting control unit that lights the light-emitting body by operating the operation switches are provided.

According to a fourth aspect of the present invention, there is provided a remote control transmitter in which various operation switches are provided on the operation section on the upper surface of the main body,
A light emitting device that displays the various operation switches, a brightness switching unit that switches the brightness of the light emitting unit, and a brightness control unit that raises the brightness of the light emitting unit by the brightness switching unit by operating the operation switch. Is.

According to a fifth aspect of the present invention, there is provided a remote control transmitter in which various operation switches are provided on the operation section on the upper surface of the main body.
An optical sensor provided in the main body for detecting ambient illuminance, a light emitting body for displaying the various operation switches, and a light emission when the output of the optical sensor is below a certain illuminance and the operation switch is operated. And a lighting control unit for lighting the body.

According to a sixth aspect of the present invention, there is provided a remote control transmitter in which various operation switches are provided on an operation unit on the upper surface of the main body.
An optical sensor provided in the main body for detecting ambient illuminance, a light emitting body for displaying the various operation switches, a detection unit for detecting that the main body is lifted, and an output of the optical sensor is equal to or less than a certain illuminance. In addition, when the detection means detects that the main body has been lifted, the lighting control unit that lights the light emitter is provided.

According to a seventh aspect of the present invention, there is provided a remote control transmitter in which various operation switches are provided on the operation section on the upper surface of the main body,
An optical sensor provided in the main body for detecting ambient illuminance, a light emitting body for displaying the various operation switches, a detection unit for detecting touch of the main body with a hand, and an output of the optical sensor having a constant illuminance. In the following, a lighting control unit that lights the light-emitting body when the detection unit detects that the main body is touched by a hand is provided.

[0012]

According to the invention of claim 1, when the detection means detects that the main body is lifted, the lighting control section displays various operation switches provided on the operation section on the upper surface of the main body based on the detection signal from the detection means. Turn on the illuminator.

Further, in the invention of claim 2, when the detection means detects that the main body is touched by the hand, the lighting control section is provided with various operation switches provided on the operation section on the upper surface of the main body based on the detection signal from the detection means. Turn on the illuminator that displays.

According to the third aspect of the present invention, when the operation switch is operated, the lighting control unit turns on the light-emitting body that displays various operation switches provided on the operation unit on the upper surface of the main body.

Further, in the invention of claim 4, when the operation switch is operated, the brightness control means causes the brightness switching means to increase the brightness of the light emitting body displaying various operation switches provided on the operation portion on the upper surface of the main body. To

According to the invention of claim 5, when the output of the optical sensor for detecting the illuminance of the surroundings is below a certain illuminance and the operation switch is operated, the lighting control section is provided on the operation section on the upper surface of the main body. Turn on the light emitter that displays the operation switch.

Further, in the invention of claim 6, when the output of the optical sensor for detecting the illuminance of the surroundings is less than a certain illuminance and the detecting means detects that the main body is lifted, the lighting control section operates the upper surface of the main body. The light-emitting body that displays various operation switches provided on the unit is turned on.

Further, according to the invention of claim 7, when the output of the optical sensor for detecting the illuminance of the surroundings is equal to or lower than a certain illuminance and the detecting means detects that the main body is touched by the hand, the lighting control section is provided on the upper surface of the main body. A light-emitting body that displays various operation switches provided on the operation unit is turned on.

[0019]

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a top view of a remote control transmitter according to an embodiment of the invention of claim 1, FIG. 2 is a bottom view thereof, and FIG. 3 is a side sectional view thereof.

1, 2 and 3, reference numeral 1 is a remote control transmitter main body (hereinafter referred to as main body), and an upper surface 1 of the main body 1
An operation unit 4 having a power on / off switch 2 and an air volume adjustment switch 3 is provided at a. Further, inside the main body 1, an LED 5 which is a light emitting body for displaying the switches 2 and 3 is arranged.

On the other hand, 6 is a detection means for detecting that the main body 1 has been lifted, and is a lighting control section shown in FIG. 4 provided inside the main body 1 based on a detection signal from this detection means. A certain microcomputer 7 turns on a specific LED 5 or all LEDs 5.

When a signal indicating that each of the operation switches 2 and 3 has been operated is input through the switch circuit 8, the microcomputer 7 normally outputs a control signal corresponding to the operated switch 2 and 3. , Transmitter circuit 9 and infrared LED 9a
(See FIG. 3) to the controlled device such as a fan (not shown).

By the way, in the present embodiment, the detection means 6
Is a pair of upper and lower buttons 6a, 6b provided on the upper surface 1a and the lower surface 1b of the main body 1 so as to be retractable, and the buttons 6a, 6b.
The signal generating section 6c (see FIG. 4) for generating a detection signal by the switch operation of b. In the present embodiment, the side surface of the main body 1 is curved, so that the main body 1 cannot be placed on the floor or the like in an upright state.

Then, a set of these buttons 6a, 6b
When the main body 1 is placed on the floor or the like with the lower surface 1b facing down, the button 6b (hereinafter referred to as the lower surface button) provided on the lower surface 1b and protruding from the lower surface 1b until then as shown in FIG. It is adapted to be pushed into the main body 1. 6e is a spring for urging the lower surface button 6b to project.

When the lower surface button 6b is pushed into the main body 1 in this way, the switch 6d provided corresponding to the lower surface button 6b is turned on, for example, from off. At this time, the button 6a provided on the upper surface 1a
Since the upper surface button (hereinafter referred to as the upper surface button) is still protruding, the switch 6d ′ (not shown) provided corresponding to the upper surface button 6a remains in the off state.

By the way, when the two buttons 6a and 6b are both protruding, the signal generating section 6c is placed on the floor or the like of the main body 1 so that one button 6b is pushed into the main body 1 and the switch 6d is turned off. When it is turned on, the detection signal is not output. On the other hand, the lower surface button 6b pushed up by pushing the main body 1 protrudes, the switch 6d is turned from ON to OFF, and the two switches 6
A detection signal is output when d and 6d 'are turned off.

Then, the microcomputer 7 turns on the LED 5 in response to the detection signal from the signal generator 6c. The LED 5 may be displayed for a time sufficient for the user to visually recognize the operation switches 2 and 3, for example, 10 seconds in the present embodiment. Therefore, when the LED 5 is turned on, the microcomputer 7 causes the timer 7a (see FIG. 4). ) Is reset, and the LED 5 is turned off when the timer 7a detects that 10 seconds have elapsed after lighting.

Next, the LED lighting operation of the remote control transmitter thus constructed will be described with reference to the flow chart shown in FIG.

Normally, when not used, the main body 1 is placed on the floor or the like with the lower surface 1b facing down. When the main body 1 is placed in this manner, the lower surface button 6b is placed inside the main body 1. Pushed in. When the lower button 6b is pushed into the main body 1 in this way, the other switch 6
d'is off, but the switch 6 of the bottom button 6b
Since d changes from off to on (N in decision 50), the signal generator 6c does not output a detection signal.

On the other hand, when the main body 1 is lifted during use,
The lower surface button 6b, which has been pushed until then, projects from the lower surface 1b by the spring 6e. Then, when the lower surface button 6b is projected, the switch 6d is turned from ON to OFF, and when the two switches 6d and 6d 'are turned OFF (Y in judgment 50), the signal generator 6c outputs a detection signal, which causes The microcomputer 7 turns on the LED 5 (processing 5
1).

The microcomputer 7 turns on the LED 5 and resets the timer 7a, and when the timer 7a detects that a predetermined time (10 seconds) has elapsed (determination 5
2), LED5 is turned off (process 53).

In this way, when the main body 1 is lifted, the button 6b that has been pushed into the main body 1 until then is projected to perform a switch operation, and the detection is performed from the signal generating section 6c which is generated in response to this switch operation. Based on the signal, the microcomputer 7 can determine that the main body 1 has been lifted and turn on the specific LED 5 or all the LEDs 5. With this configuration, if the main body 1 is lifted even in a dark place, the specific LED 5
Alternatively, since all the LEDs 5 can be turned on, the operation switches 2 and 3 can be visually recognized.

In the above description, the main body 1
Although it has been described that the microcomputer 7 turns on the LED 5 when the object is lifted, the main body 1 is provided with an optical sensor as shown later so that the ambient light is below a certain illuminance and a signal is generated. When it is detected that the main body 1 is lifted by the detection signal from the portion 6c, the LED
5 may be turned on.

Further, although the LED 5 has been described as being provided for each of the operation switches 2 and 3, one LED 5 may display all the operation switches 2 and 3. Further, as the light emitting body, other light emitting body may be used instead of the LED 5.

By the way, in the above description, the case where the structure having the pair of buttons 6a and 6b is used as the detecting means has been described, but the shake when the main body 1 is lifted is detected. It is also possible to use a detecting means having a structure including a shake detecting portion.

Next, the invention according to another embodiment of claim 1 will be described with reference to the drawings.

FIG. 7 is a diagram showing the configuration of the microcomputer of the remote control transmitter according to another embodiment of the first aspect. In the figure, the same reference numerals as those in FIG. 4 indicate the same or corresponding parts.

In the figure, reference numeral 10 is a shake detecting section 10a which is operated by a shake when the main body 1 is lifted.
And the main body 1 by the switch operation of the shake detection unit 10a.
The detection means is composed of a signal generator 10b for generating a detection signal indicating that the has been lifted. The detection signal from the detection means 10 is input to the microcomputer 7.

Here, the shake detecting portion 10a is provided when the main body 1 is placed with the metal 12 such as liquid metal having good conductivity and stored in the metal container 11 as shown in FIG. , And an energizing rod 13 which is in contact with the metal 12 and maintains an energized state with the container 11. When the energized state is maintained in this way, a current flows from the energizing rod 13 to the signal generator 10b,
When the current flows in this way, the signal generator 10b
Does not generate a detection signal.

On the other hand, the detecting means 10 thus constructed
When the main body 1 provided with is lifted, this energizing rod 1
3 and the metal 12 are not in contact with each other, and the current is interrupted. When the power supply is interrupted in this way, the signal generator 10b generates a detection signal, and the microcomputer 7 turns on the specific LED 5 or all LEDs 5 in response to the detection signal.

Then, the shake detection unit 10a is caused to switch due to the shake when the main body 1 is lifted in this way, and the detection signal from the signal generation unit 10b generated in response to the switch operation of the shake detection unit 10a causes The microcomputer 7 determines that the main body 1 has been lifted and the specific LED
Five or all LEDs 5 can be turned on.

In the above description, the main body 1
The microcomputer 7 causes the LED 5 to move when the
It has been described that the main body 1 is provided with an optical sensor as in the invention of claim 6, the ambient light is below a certain illuminance, and the main body 1 is detected by the detection signal from the signal generator 10b.
The LED 5 may be turned on when it is detected that the is lifted.

By the way, in the above description, the case where the detection means detects that the main body 1 has been lifted has been described, but the present invention is not limited to this, and the hand touches the main body 1. The LED 5 may be turned on upon detection of this.

Next, the invention of claim 2 will be described with reference to the drawings.

FIG. 9 is a plan view of a remote control transmitter according to an embodiment of the present invention, and FIG. 10 is a plan sectional view thereof. In the figure, the same reference numerals as those in FIG. 1 indicate the same or corresponding parts.

In FIGS. 9 and 10, reference numeral 14 denotes a pressure switch which is a detecting means for detecting that the body 1 is touched by a hand. The pressure switch 14 is provided on the side surface of the body 1, for example. When a person grips, the movable portion 14a that is pressed by the touched hand (finger) and enters the inside of the main body 1, the switch portion 14b that performs a switch operation when the movable portion 14a enters inside, and the switch portion 14b. The signal generating unit 14c shown in FIG. 11 for generating a detection signal by the switch operation of the above.

The detection signal from the pressure switch 14 is input to the microcomputer 7 as shown in the figure. When the detection signal from the pressure switch 14 is input, the microcomputer 7 A specific LED 5 or all LEDs 5 are turned on.

As described above, when the pressure switch 14 detects that the body 1 is touched by the hand, the microcomputer 7 can turn on the specific LED 5 or all the LEDs 5 based on the detection signal from the pressure switch 14. With this configuration, the specific LEDs 5 or all the LEDs 5 can be turned on by touching the main body 1 even in a dark place, so that the operation switches 2 and 3 can be visually recognized.

In the above description, the main body 1
Although it has been described that the microcomputer 7 turns on the LED 5 when the hand is touched, a light sensor is provided in the main body 1 as in the invention of claim 7, the surroundings have a certain illuminance or less, and the detection signal from the pressure switch 14 is provided. The LED 5 may be turned on when it is detected that the body 1 is touched by the hand.

By the way, in the above description, the case where the pressure switch 14 is used as the detection means for detecting the touch of the main body 1 has been described.
It is also possible to use a detection means having a structure including a touch sensor.

Next, another embodiment of the invention of claim 2 will be described with reference to the drawings.

FIG. 12 is a plan view of a remote control transmitter according to another embodiment of the second aspect of the invention. In the figure, the same reference numerals as those in FIG. 1 indicate the same or corresponding parts.

In the figure, reference numeral 15 denotes a touch sensor which is a detecting means. The touch sensor 15 is provided on, for example, a side surface of the main body 1, and the magnitude of a weak current flowing on the surface when a hand (finger) touches it is detected. Changing current detector 15a
And a signal generator 15b shown in FIG. 13 for generating a detection signal according to the current change of the current detector 15a.

The detection signal from the touch sensor 15 is input to the microcomputer 7 as shown in the figure. When the detection signal from the touch sensor 15 is input, the microcomputer 7 The specific LED 5 or all the LEDs 5 are turned on.

As described above, when the touch sensor 15 detects that the main body 1 is touched by the hand, the microcomputer 7 can turn on the specific LED 5 or all the LEDs 5 based on the detection signal from the touch sensor 15.

In the above description, the main body 1
Although it has been described that the microcomputer 7 turns on the LED 5 when the hand is touched, the main body 1 is provided with an optical sensor as in the invention of claim 7, and the surroundings are under a certain illuminance and the detection signal from the touch sensor 15 is given. The LED 5 may be turned on when it is detected that the body 1 is touched by the hand.

By the way, in the above description, the microcomputer 7 turns on the specific LED 5 or all the LEDs 5 by lifting the main body 1 or touching the main body 1, but the present invention is not limited to this. Not limited to this, the LED 5 may be turned on by operating the operation switch.

In the invention of claim 3 as described above, the microcomputer 7 is operated when any switch is operated as shown in the flowchart of FIG. 14 (process 6).
0), all the LEDs 5 are turned on (process 61), and after that, the operation switches can be visually recognized, and a predetermined time sufficient to operate the switches elapses (N in judgment 62),
Turn on all LEDs 5. This allows
Since the user can visually operate the operation switch, the user can surely operate the switch.

In the switch operation (process 60) which is first performed to turn on all the LEDs 5, the microcomputer 7 does not transmit the control signal corresponding to the operated switch. As a result, no matter which operation switch is operated, the control operation is not affected at all. On the other hand, when a predetermined time has passed (determination 6
2), the microcomputer 7 turns off all the LEDs 5 (process 63).

By thus turning on all the LEDs 5 when any operation switch is pressed, all the LEDs 5 can be turned on by pressing any operation switch even in a dark place. , The operation switch can be visually recognized.

In the above description, all the LEDs 5 can be turned on by operating any operation switch. However, if a predetermined switch is pressed in order to simplify the structure of the switch circuit, all the LEDs 5 can be turned on. The LED 5 may be turned on. Further, an optical sensor may be provided in the main body 1 as in the invention of claim 5 described later, and the LED 5 may be turned on when the surroundings are at a certain illuminance or less and when any operation switch is operated.

Further, in order to easily understand the position of the predetermined switch for turning on all the LEDs 5 in a dark place, for example, a protrusion 17 is provided on the predetermined operation switch 16 as shown in FIGS. You may As a result, even if the predetermined operation switch 16 provided with the protrusion 17 is pressed even in a dark place, the entire LE
D5 can be turned on.

In the flowchart shown in FIG. 14, all the LEDs 5 are turned off after a predetermined time has passed, but the present invention is not limited to this, and when a desired operation switch is operated, this switch is turned off. LED
All LEDs 5 except 5 may be turned off.

By the way, when not in use, a predetermined operation switch may be turned on in a dim light so that the position of the predetermined switch can be recognized even in a dark place.

Next, the invention of claim 4 will be described with reference to the drawings.

FIG. 17 is a diagram showing the configuration of the microcomputer of the remote control transmitter according to the fourth aspect of the present invention. In the figure, the same symbols as those in FIG. 4 indicate the same or corresponding parts.

In the figure, reference numeral 7b is a brightness switching circuit which is a brightness switching means. With this brightness switching circuit 7b, the microcomputer 7 which is a brightness control means is usually a predetermined operation switch, in the present embodiment the power is turned on / on. Off switch LED5
Can be dimly lit. When the predetermined operation switch is operated, the brightness of the LED 5 of the operation switch can be raised to the normal brightness and at the same time, all the other LEDs 5 can be turned on at the normal brightness. .

Then, the microcomputer 7 having such a brightness switching circuit 7b normally causes the brightness switching circuit 7b to turn on the LED 5 of a predetermined operation switch in a dim state (process 70), as shown in the flowchart of FIG. The position of a given switch can be seen even in a dark place.

On the other hand, when the user operates this visible operation switch (Y in judgment 71) during use, the brightness of the LED 5 of the operation switch is raised to the normal brightness and at the same time all other LEDs 5 are operated. Is turned on (process 72). Then, after that, the operation switches can be visually recognized, and until the predetermined time sufficient for operating the switches elapses (N in judgment 73), all the LEDs are operated.
Turn 5 on.

By turning on all the LEDs 5 in this way, the user can surely perform the switch operation. By the way, when the user operates a desired switch, the microcomputer 7 transmits a control signal, and when a predetermined time elapses (Y in judgment 73), the LEDs 5 other than the operated switch are turned off (process). 74). In this way, by lighting the predetermined operation switch dimly, the predetermined operation switch can be visually recognized, and erroneous operation can be eliminated.

Incidentally, in the switch operation performed first for turning on the LED 5, the microcomputer 7 does not transmit the control signal corresponding to the operated switch, as in the third embodiment. Further, in the present embodiment, the LED 5 that displays the desired switch, which is in the state of being lit only once after being operated, is made to emit light dimly than usual, thereby saving energy. There is.

By the way, for example, in the invention of claim 4, when any operation switch is operated even in a bright place, the other operation switches are also displayed with the normal brightness, but in a place where the main body is dark. Other operation switches may be turned on only when they are placed.

Next, the invention of claim 5 will be described with reference to the drawings.

FIG. 19 is a plan sectional view of a main part of a remote control transmitter according to the invention of claim 5. In the figure,
The same reference numerals as those in FIG. 1 indicate the same or corresponding portions.

In the figure, 18 is provided on the main body 1,
An optical sensor for detecting the illuminance of the surroundings, and 19 is a slit formed on the side surface of the main body 1. And the optical sensor 1
The reference numeral 8 inputs a signal having a level corresponding to the amount of light passing through the slit 19 to the microcomputer 7 as shown in FIG.

Then, the microcomputer 7 determines whether or not the main body 1 is placed in a dark place according to the signal level from the optical sensor 18, and performs an arbitrary operation when the main body 1 is placed in a dark place. When the switch is operated, the other operation switches are also displayed with the normal brightness.

As described above, by providing the optical sensor 18 on the main body 1, when the main body 1 is placed in a dark place,
That is, the output of the optical sensor 18 is equal to or less than a certain illuminance, and the other operation switches can be displayed with normal brightness in accordance with the operation of any operation switch, so that energy saving can be achieved.

[0079]

As described above, according to the present invention, the LED can be turned on by detecting that the main body is lifted or that the hand touches the main body, so that the LED can be turned on. Also, the operation switch can be visually recognized, and erroneous operation can be eliminated. Further, since all the LEDs can be turned on by pressing any operation switch, the operation switch can be visually recognized even in a dark place, and erroneous operation can be eliminated.

[Brief description of drawings]

FIG. 1 is a top view of a remote control transmitter according to an embodiment of the present invention.

FIG. 2 is a bottom view of the remote control transmitter.

FIG. 3 is a side sectional view of the remote control transmitter.

FIG. 4 is a diagram showing a configuration of a microcomputer of the remote control transmitter.

FIG. 5 is a side sectional view of a main part of the remote control transmitter.

FIG. 6 is a flowchart showing an LED lighting operation of the remote control transmitter.

FIG. 7 is a diagram showing a configuration of a microcomputer of a remote control transmitter according to another embodiment of claim 1.

FIG. 8 is a diagram showing a configuration of a shake detection unit of the remote control transmitter.

FIG. 9 is a plan view of a remote control transmitter according to an embodiment of the invention of claim 2;

FIG. 10 is a plan sectional view of the remote control transmitter.

FIG. 11 is a diagram showing a configuration of a microcomputer of the remote control transmitter.

FIG. 12 is a plan view of a remote control transmitter according to another embodiment of the invention of claim 2;

FIG. 13 is a diagram showing a configuration of a microcomputer of the remote control transmitter.

FIG. 14 is an LE of the remote control transmitter according to the invention of claim 3;
The flowchart which shows D lighting operation.

FIG. 15 is a top view of a main part of the remote control transmitter.

FIG. 16 is a side sectional view of a main part of the remote control transmitter.

FIG. 17 is a diagram showing a configuration of a microcomputer according to the invention of claim 4;

FIG. 18 is a flowchart showing an LED lighting operation of the remote control transmitter.

FIG. 19 is a plan sectional view of a main part of a remote control transmitter according to the invention of claim 5;

FIG. 20 is a diagram showing a configuration of a microcomputer of the remote control transmitter.

[Explanation of symbols]

 1 Remote Control Transmitter Main Unit 2, 3 Switch 5 LED 6, 10 Detection Means 6a, 6b Button 7 Microcomputer 10a Shake Detection Section 14 Pressure Switch 15 Touch Sensor 18 Optical Sensor

Claims (7)

[Claims] 1. A remote control transmitter, wherein various operation switches are provided on an operation unit on an upper surface of a main body, a light emitter that displays the various operation switches, a detection unit that detects that the main body is lifted, and the detection unit. A remote control transmitter, comprising: a lighting control unit that lights the light emitter based on a detection signal from the remote control transmitter. 2. A remote control transmitter, wherein various operation switches are provided on an operation unit on an upper surface of a main body, a light-emitting body that displays the various operation switches, a detection unit that detects that the main body is touched by a hand, and the detection. A remote control transmitter, comprising: a lighting control unit that lights the light emitter based on a detection signal from the means. 3. A remote control transmitter, wherein various operation switches are provided on an operation unit on a top surface of a main body, and a light emitter that displays the various operation switches, and a lighting control unit that lights the light emitter by operating the operation switches. A remote control transmitter characterized by being provided. 4. A remote control transmitter, wherein various operation switches are provided on an operation unit on a top surface of a main body, wherein a light emitter that displays the various operation switches, a brightness switching unit that switches the brightness of the light emitter, and an operation of the operation switch. And a brightness control means for increasing the brightness of the light emitter by the brightness switching means. 5. A remote control transmitter, wherein various operation switches are provided on an operation unit on an upper surface of a main body, wherein an optical sensor provided on the main body for detecting ambient illuminance, a light emitter for displaying the various operation switches, A remote control transmitter, comprising: a lighting control unit that lights the light emitter when the output of the optical sensor is equal to or less than a certain illuminance and the operation switch is operated. 6. A remote control transmitter having various operation switches provided on an operation unit on a top surface of a main body, wherein an optical sensor provided on the main body for detecting ambient illuminance, and a light emitter for displaying the various operation switches, A detection unit that detects that the main body is lifted, and a lighting control unit that lights the light-emitting body when the output of the optical sensor is equal to or less than a certain illuminance and the detection unit detects that the main body has been lifted. And a remote control transmitter characterized by including. 7. A remote control transmitter, wherein various operation switches are provided on an operation unit on an upper surface of a main body, an optical sensor provided on the main body for detecting ambient illuminance, and a light emitter for displaying the various operation switches, Detecting means for detecting that the main body is touched by a hand, and lighting for turning on the light-emitting body when the output of the optical sensor is below a certain illuminance and when the detecting means detects that the main body is touched by the hand A remote control transmitter comprising a control unit.