JPH08236276A - Illumination control device - Google Patents

Abstract

PURPOSE: To provide an illumination control device in which illumination intensity at a specific illuminated point can be automatically adjusted to a predetermined absolute value. CONSTITUTION: This illumination control device is constituted of a luminaire 1 having the function of changing illumination intensity at an illuminated point, a transmitter 2 for measuring the illumination intensity and transmitting the information of the illumination intensity and a controller 3 having the function of changing either an absolute output or an illuminating direction with respect to the luminaire 1 on the basis of data received from the transmitter 2. Target illumination intensity and measured illumination intensity are transmitted from the transmitter 2 and at the sane time the controller 3 compares the measured illumination intensity with a received target illumination, and either the absolute output of light or the illumination direction is changed so that the measured illumination intensity is made equal to the target illumination intensity.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lighting control device, and more particularly to control of dimming and light distribution of lighting.

[0002]

2. Description of the Related Art Conventionally, as a device for dimming a luminaire,
There is an illumination control device as disclosed in Japanese Patent Laid-Open No. 6-12713 shown in FIG. That is, in the control system in which the control data and the monitoring data are time-division multiplexed between the central control unit 51 and the plurality of terminals 52,
Dimming switch 5 Up dimming switch from terminal 53
4. The central control unit 51 monitors the operating states of the down dimming switch 55 and the stop switch 56, creates dimming control data based on the operating state of the dimming switch terminal 53, and the central control unit 51 sends a predetermined amount of data. The dimming control of the lighting load (not shown) was performed by transmitting the dimming signal to the terminal device 52. When using a radio such as a wireless remote controller, the operation statuses of the up dimming switch 54, the down dimming switch 55, and the stop switch 56 of the optical wireless transmitter 57 are sent to the wireless relay terminal 59 via the receiver 58. The light control switch is operated by converting it to the same operation state as the terminal.

[0003]

The conventional lighting control device is configured as described above, and remote dimming control is possible. However, if you want to adjust the illuminance at a specific irradiation point to a predetermined target value, measure the illuminance with an illuminometer and correct the difference between the measured result and the target value by operating a switch. Therefore, it takes a long time to adjust the illuminance to the target illuminance, which is not convenient.

The present invention has been made to solve the above problems, and an object thereof is to provide an illumination control device for automatically adjusting the illuminance at a specific irradiation point to a predetermined illuminance.

It is another object of the present invention to provide an illumination control device in which the illuminance at a specific irradiation point is adjusted to the maximum value, or the specific irradiation point becomes the center of the light distribution.

Another object of the present invention is to provide an illumination control device that automatically adjusts to a predetermined color temperature or color.

[0007]

An illumination control apparatus according to the present invention has an input unit for inputting target illuminance and a detecting unit for detecting illuminance at an irradiation point, and the input target illuminance and detected illuminance data. And a control means for comparing the target illuminance received from the transmitting means with the detected illuminance data to output dimming output data so as to obtain the target illuminance, and a light source. Lighting means for controlling the illuminance at the irradiation point by performing the light control of the light source according to the light control output data.

Further, there is provided an input unit for inputting the target illuminance and a detecting unit for detecting the illuminance at the irradiation point, and transmitting means for transmitting the input target illuminance and the detected illuminance data as wireless data, and the transmitting means. From the illuminance data detected by comparing the target illuminance and the detected illuminance data from the control means for outputting the light distribution output data to control the irradiation direction of the light, and having a light source provided with a reflector, Illumination means for driving the reflection plate according to the light distribution output data to change the irradiation direction of the light from the light source to change the illuminance at the irradiation point.

Further, transmitting means for detecting the illuminance and transmitting the illuminance data as wireless data, and control means for outputting light distribution output data for controlling the irradiation direction of light based on the illuminance data from the transmitting means. And a lighting unit that has a light source provided with a reflecting plate, and drives the reflecting plate according to the light distribution output data to change the irradiation direction of the light from the light source to change the illuminance at the irradiation point. The illumination means sequentially changes the irradiation direction of light in a predetermined range, the transmitting means obtains the illuminance for each irradiation direction, and the irradiation direction of light is determined so as to maximize the illuminance at the position of the transmitting means. is there.

Further, transmitting means for detecting the illuminance and transmitting the illuminance data as wireless data, and control means for outputting light distribution output data for controlling the irradiation direction of light based on the illuminance data from the transmitting means. And a lighting unit that has a light source provided with a reflecting plate, and that drives the reflecting plate according to the light distribution output data to change the irradiation direction of the light from the light source, and a predetermined range by the control unit and the lighting unit. In step 1, the irradiation direction of light is sequentially changed, the illuminance for each irradiation direction is obtained by the transmission means, and the irradiation direction of light is determined so that the position of the transmission means becomes the center of the light distribution distribution.

Further, there is provided an input unit for inputting the target color temperature and a detection unit for detecting the color temperature, and transmitting means for transmitting the input target color temperature and the detected color temperature data as wireless data, and the transmitting unit. Control means for comparing the target color temperature received from the means with the detected color temperature data and outputting color temperature output data so as to obtain the target color temperature; a light source for outputting light of low color temperature and a high color temperature Having a light source for outputting light, converting the color temperature output data into dimming output data,
Lighting means for controlling the color temperature by performing light control of the light source according to the light control output data.

Further, an input unit for inputting a target color, which is a light output for each wavelength, and a detection unit for detecting the light output for each wavelength,
Transmitting means for transmitting the input target color and the detected light output data for each wavelength as wireless data, and the target color received from the transmitting means and the detected light output data for each wavelength are compared to obtain the target color. Control means for outputting wavelength-dependent dimming output data, and a light source for outputting a plurality of different wavelengths such as red, green, and blue. It is provided with an illuminating means for adjusting light and controlling the color as a whole.

[0013]

The illumination control device according to the present invention compares the input target illuminance and the detected illuminance data as wireless data with the transmitting means, and compares the received target illuminance with the detected illuminance data to obtain a dimming output. Since the control means for outputting the data and the illuminating means for controlling the illuminance at the irradiation point by controlling the light source are provided, the light source is controlled by the light control output data to achieve the target illuminance.

Further, the transmitting means for transmitting the input target illuminance and the detected illuminance data as wireless data, and the light distribution for controlling the irradiation direction of the light by comparing the received target illuminance and the detected illuminance data. By providing the control means for outputting the output data and the illuminating means for driving the reflecting plate by the light distribution output data, the irradiation direction of the light from the light source is changed so that the illuminance at the irradiation point becomes the target illuminance.

Further, the transmitting means for detecting the illuminance and transmitting the illuminance data as wireless data, the control means for outputting the light distribution output data for controlling the irradiation direction of the light based on the illuminance data, and the reflector. By providing an illuminating unit that is driven to change the illuminating direction of the light of the light source to change the illuminance at the illuminating point, the illuminating direction of the light is sequentially changed according to the light distribution output data, and the transmitting unit changes the illuminating direction for each illuminating direction. The illuminance is obtained, and the irradiation direction of light is determined so as to maximize the illuminance at the position of the transmitting means.

Further, transmitting means for transmitting the illuminance data as wireless data, control means for outputting light distribution output data for controlling the irradiation direction of light based on the illuminance data, and a reflector by the light distribution output data. Equipped with an illuminating unit that drives and changes the light emitting direction of the light source, sequentially changes the light emitting direction within a predetermined range, and obtains the illuminance for each emitting direction by the transmitting unit to obtain the center point of the light distribution. The irradiation direction of the light is determined so that the position of the transmitting unit becomes the center of the light distribution.

Further, transmitting means for transmitting the input target color temperature and the detected color temperature data as wireless data,
Control means for comparing the received target color temperature with the detected color temperature data to output color temperature output data, a light source for outputting light of low color temperature and a light source for outputting light of high color temperature , The color temperature output data is converted into the dimming output data, and the lighting device for dimming the light source according to the dimming output data is provided, so that the color temperature can be adjusted to the target color temperature for the lighting device. To control.

Further, the transmitting means for transmitting the input target color and the detected optical output data for each wavelength as radio data and the received target color and the detected optical output data for each wavelength are compared and the wavelength is compared. By providing a control unit that outputs different dimming output data and a light source that outputs a plurality of different wavelengths such as red, green, and blue, and an illuminating unit that performs dimming of each light source, The overall color is controlled so as to obtain the target color by the dimming output data.

[0019]

Embodiments of the present invention will be described below with reference to the drawings. Example 1. 1 is a block diagram showing an illumination control device according to a first embodiment of the present invention. In the figure, reference numeral 1 denotes a lighting fixture as a lighting means, which is a JEM1462 standard of the Japan Electrical Manufacturers' Association.
(Serial HA terminal) compliant serial HA receiver 12,
For example, a central processing unit 13 including a one-chip microcomputer, a dimming control circuit 14 that converts a digital signal from the central processing unit 13 into a dimming signal for controlling the lighting circuit 15, and a light source that outputs light. 16, a reflector 19 for changing the irradiation direction of the light source 16, a motor 18 for changing the irradiation direction of the reflector, and a motor control circuit 1 for controlling the motor 18 at a predetermined angle.
7.

Reference numeral 2 denotes a transmitter as a transmitting means, which is a key input unit 4 as an input unit for inputting a target illuminance and the like, an illuminance measuring unit 10 as a detecting unit for measuring the illuminance, and a key input. In addition to reading the input, the central processing unit 5 periodically reads the data of the illuminance measuring unit 10, converts it into an optical wireless signal, and transmits it via the optical wireless transmission unit 6.

Reference numeral 3 denotes a controller as a control means, which is an optical wireless receiving section 7 for receiving an optical wireless signal, a function setting section 20 for switching the operation mode of the equipment, a memory 9 for storing the received data and the like, and a lighting fixture 1. Serial HA transmission unit 11 for transmitting data to the serial HA reception unit 12, and a central processing unit 8 for managing them.
It consists of FIG. 2 is a sequence diagram of the lighting control device shown in FIG.

In the transmitter 2 of the lighting control device configured as described above, when the key input unit 4 is operated to input the target illuminance, the central processing unit 5 detects a change in key input and creates optical wireless data. Then, it is converted into an optical wireless signal via the optical wireless transmission unit 6 and transmitted to the controller 3 as the target illuminance. The controller 3 interprets the optical wireless signal in the central processing unit 8 via the optical wireless receiving unit 7 and stores the target illuminance in the memory 9.

Further, the central processing unit 5 of the transmitter 2 periodically fetches the illuminance data from the illuminance measuring unit 10, converts it into an optical wireless signal, and transmits it as the current illuminance to the controller 3. Controller 3 that received the current illuminance
Generates the dimming output data to be transmitted to the luminaire 1 in comparison with the target illuminance, converts it into a serial signal via the serial HA transmitter 11, and transmits the serial signal to the luminaire 1. When the lighting fixture 1 receives the dimming output data via the serial HA terminal 12, the central processing unit 13 converts the dimming output data into a dimming signal, and controls the lighting circuit 15 via the dimming control circuit 14, whereby the light source 16 The dimming output can be changed. At this time, the target illuminance can be set by setting the system control method as shown in the flowchart of FIG.

Further, FIG. 5 shows a sequence in the case of changing the illuminance by changing the light distribution of the lighting fixture 1 in the lighting control device configured as shown in FIG. The controller 3 that has received the current illuminance creates the light distribution output data to be transmitted to the luminaire 1 by comparing it with the target illuminance, and converts it into a serial signal via the serial HA transmitter 11 to convert the illuminance to the luminaire 1. Send to. Lighting fixture 1 is serial H
When the light distribution output data is received via the A terminal 12, the central processing unit 13 converts the light distribution output data into a motor control signal, and by controlling the motor 18 via the motor control circuit 17,
The irradiation direction of the reflection plate 19 can be changed. At this time, in the case of the reflection plate 19 having a light distribution curve as shown in FIG. 4, when the center of the irradiation direction is X, the illuminance decreases when X is directed in the direction of point B, and when it is directed in the direction of point C. It can be seen that the illuminance increases. That is, the system control method is shown in FIG.
The target illuminance can be achieved by following the flowchart shown in FIG.

Further, in the illumination control device configured as shown in FIG. 1, when the illuminance to the point where the transmitter 2 is placed is maximized by changing the light distribution, the function setting section 20 of the controller 3 is switched. By changing the operation mode. The control flow in this case will be described with reference to the flowchart shown in FIG. First, the controller 3 transmits the light distribution output data to the lighting equipment 1 so that the irradiation position of the reflection plate 19 becomes the point B shown in FIG. 4, and the lighting equipment 1 that receives the light distribution output data, The irradiation position of the reflector is directed to point B. (Step 11) Next, the controller 3 waits for the transmitter 2 to measure the illuminance and transmit it. (Step 12) The controller 3, which has received the illuminance, stores the irradiation position and the illuminance at that time in the memory 9. (Step 13) The irradiation position is changed in the direction of the point A shown in FIG. 4, for example, 5 degrees (step 15), and the measurement is repeated until the illumination position reaches the point A. (Step 14) When the process is completed up to point A, the light distribution output data of the irradiation position with the highest illuminance is obtained, transmitted to the lighting fixture 1, and the reflector 19
Change the irradiation position of. (Step 16) FIG. 8 shows the light distribution characteristics with respect to the center at points A, B, and C at this time. That is, when the position of the transmitter 2 (illuminance measurement point) is on the central axis, the illuminance becomes maximum when it is at the point C.

Further, in the illumination control device configured as shown in FIG. 1, when the point where the transmitter 2 is placed is set as the center point of the light distribution by changing the light distribution, the function setting section of the controller 3 is used. The operation mode is changed by switching 20. The control flow in this case will be described with reference to the flowchart shown in FIG. First, the controller 3 transmits the light distribution output data to the lighting equipment 1 so that the irradiation position of the reflection plate 19 becomes the point B shown in FIG. 4, and the lighting equipment 1 that receives the light distribution output data, The irradiation position of the reflector is directed to point B. (Step 21) Next, the controller 3 waits for the transmitter 2 to measure the illuminance and transmit it. (Step 22) The controller 3, which has received the illuminance, stores the irradiation position and the illuminance at that time in the memory 9. (Step 23) The irradiation position is changed, for example, by 5 degrees in the direction of the point A shown in FIG. 4 (step 25), and the measurement is repeated until the irradiation position reaches the point A. (Step 24) When the process is completed up to the point A, the controller 3 integrates the irradiation angle and the illuminance to obtain the central irradiation position. (Fig. 4
In point X, the areas of the shaded area and other areas are equal to each other: step 26) The light distribution output data of the irradiation position is obtained and transmitted to the luminaire 1, and the irradiation position of the reflector 19 is changed. (Step 27)

Example 2. FIG. 10 is a configuration diagram showing an illumination control device according to a second embodiment of the present invention. In the figure, 2
Reference numeral 4 denotes a lighting fixture as a lighting means, which is a serial H compliant with the Japan Electrical Manufacturers' Association standard JEM1462 (serial HA terminal).
A receiving unit 12, a central processing unit 25 including a one-chip microcomputer, a dimming control circuit 26 for converting a digital signal from the central processing unit 25 into a dimming signal for controlling a lighting circuit, and turning on a light source. Lighting circuit 2 for
7. A low color temperature lighting unit 30 including a light source 28 that outputs light of low color temperature, and a high color light source 29 that outputs light of high color temperature, a lighting circuit 27, and a dimming control circuit 26. It is composed of a temperature lighting unit 31 and a reflection plate 32 for mixing the colors of the light sources 28 and 29. Reference numeral 21 denotes a transmitter as a transmission means, which is a key input unit 4 as an input unit, a color temperature measuring unit 23 as a detection unit for measuring color temperature, and reads the input when a key input is made, and periodically The central processing unit 22 reads data from the temperature measuring unit 23, converts the data into an optical wireless signal, and transmits the optical wireless signal via the optical wireless transmission unit 6. Reference numeral 3 denotes a controller as a control means, which is equivalent to the controller of the lighting control device in FIG.

In the transmitter 21 of the lighting control device thus configured, when the key input section 4 is operated to input the target color temperature, the central processing section 22 detects a change in the key input,
Optical wireless data is created, converted into an optical wireless signal via the optical wireless transmission unit 6, and transmitted to the controller 3 as a target color temperature. The controller 3 interprets the optical wireless signal in the central processing unit 8 via the optical wireless receiving unit 7, and stores the target color temperature in the memory 9.

Further, the central processing unit 22 of the transmitter 21 periodically takes in the color temperature data from the color temperature measuring unit 23, converts it into an optical wireless signal, and transmits it as the current color temperature to the controller 3. Upon receiving the current color temperature, the controller 3 compares the target color temperature with the target color temperature to create color temperature output data to be transmitted to the lighting fixture 24, and converts the color temperature output data into a serial signal via the serial HA transmission unit 11 to illuminate. Send to instrument 24. The lighting fixture 24 is the serial HA terminal 1.
When the color temperature output data is received via 2, it is converted into a dimming signal in the central processing unit 25, and if it is desired to raise the color temperature, the dimming output of the low color temperature lighting unit 30 is lowered to turn on the high color temperature lighting. By increasing the dimming output of the unit 31, the lighting device 2
The overall color temperature of No. 4 can be increased.

Example 3. FIG. 11 is a configuration diagram showing an illumination control device according to Embodiment 3 of the present invention. In the figure, 4
Reference numeral 9 denotes a lighting device which is a lighting means, and a red (R) light source 42 is turned on based on a digital signal from the serial HA reception unit 12, for example, a central processing unit 39 including a one-chip microcomputer. Lighting circuit R41 for lighting, dimming control circuit R40 for dimming the lighting circuit R41, lighting circuit G44 for lighting the green (G) light source 45, dimming control circuit G43 for dimming the lighting circuit G44. , A lighting circuit B for lighting the blue B light source 48
47, dimming control circuit B4 for dimming control of lighting circuit B47
It is composed of a reflection plate 50 for mixing the light sources 42, 45 and 48 of three colors of R, G and B.

In the transmitter 34, which is the transmitting means of the illumination control device configured as described above, the key input unit 4 which is an input unit is operated to set a target color (wavelength, that is, dimming output distribution for each color).
, The central processing unit 35 detects a change in key input, creates optical wireless data, converts it into an optical wireless signal via the optical wireless transmission unit 6, and transmits it as a target color to the controller 3 as a control means. To do. The controller 3 causes the central processing unit 8 to interpret the optical wireless signal via the optical wireless receiving unit 7, and stores the target color in the memory 9. Further, the central processing unit 35 of the transmitter 34 regularly measures the illuminance measuring units (detection units) 36, 37 for each of R, G, and B colors.
The illuminance data for each color is fetched from 38, converted into an optical wireless signal, and transmitted as current illuminance data for each color to the controller 3. The controller 3, which has received the current illuminance data for each color, creates dimming output data for each color to be transmitted to the lighting device 49 by comparing with the target color, and outputs the serial signal via the serial HA transmission unit 11. To the lighting fixture 49. When the lighting fixture 49 receives the dimming output data for each color via the serial HA terminal 12, the central processing unit 39 controls the dimming output of the dimming control circuit for each color, and the overall color of the lighting fixture 49 is controlled. Can be adjusted.

In the first to third embodiments, the controller and the lighting equipment are separated and controlled via the serial HA, but the same effect can be obtained by integrating the controller and the lighting equipment. It goes without saying that you can get it.

[0033]

As described above, according to the present invention, the transmitting means for transmitting the input target illuminance and the detected illuminance data as wireless data is compared with the received target illuminance and the detected illuminance data. Control means for outputting the dimming output data and lighting means for dimming the light source to control the illuminance at the irradiation point, and dimming the light source according to the dimming output data to control the lighting means. By doing so, it is possible to quickly and automatically adjust to the target illuminance, and the function of comparing the target illuminance with the detected illuminance data is provided in the control means instead of the transmission means. It has the effect of reducing size and weight.

Further, the transmitting means for transmitting the inputted target illuminance and the detected illuminance data as radio data, and the light distribution for controlling the irradiation direction of the light by comparing the received target illuminance and the detected illuminance data. It is equipped with a control means for outputting output data and an illuminating means for driving a reflector according to the light distribution output data, and by changing the irradiation direction of the light from the light source to control the illuminance at the irradiation point, it can be quickly and automatically In addition to being able to adjust the target illuminance, the function of comparing the target illuminance with the detected illuminance data is provided in the control means, not in the transmission means, so that the transmission means can be made smaller and lighter. .

The transmitting means for detecting the illuminance and transmitting the illuminance data as wireless data, the control means for outputting the light distribution output data for controlling the irradiation direction of the light based on the illuminance data, and the reflector. Equipped with an illumination unit that drives and changes the irradiation direction of the light of the light source to change the illuminance at the irradiation point, sequentially changes the irradiation direction of the light according to the light distribution output data, and obtains the illuminance for each irradiation direction by the transmission unit. By changing the irradiation direction of the illuminating means to the irradiation direction in which the highest illuminance is obtained, the illuminance at the position of the transmitting means can be maximized, so that the illumination at a specific position can always be performed effectively. .

Further, transmitting means for transmitting the illuminance data as wireless data, control means for outputting the light distribution output data for controlling the irradiation direction of light based on the illuminance data, and a reflector by the light distribution output data. Equipped with an illuminating unit that drives and changes the light emitting direction of the light source, sequentially changes the light emitting direction within a predetermined range, and obtains the illuminance for each emitting direction by the transmitting unit to obtain the center point of the light distribution. Since the position of the transmitting means can be the center of the light distribution, there is an effect that the symmetry of illumination around the position of the transmitting means can be secured.

Further, a transmitting means for transmitting the input target color temperature and the detected color temperature data as wireless data,
Control means for comparing the received target color temperature with the detected color temperature data to output color temperature output data, a light source for outputting light of low color temperature and a light source for outputting light of high color temperature , The color temperature output data is converted into the dimming output data, and the lighting device for dimming the light source according to the dimming output data is provided, so that the color temperature can be adjusted to the target color temperature for the lighting device. Can be controlled.

Further, the transmitting means for transmitting the inputted target color and the detected optical output data for each wavelength as radio data and the received target color and the detected optical output data for each wavelength are compared and the wavelength is compared. By providing a control unit that outputs different dimming output data and a light source that outputs a plurality of different wavelengths such as red, green, and blue, and an illuminating unit that performs dimming of each light source, It is possible to control the color as a whole so as to obtain the target color by the dimming output data.

[Brief description of drawings]

FIG. 1 is a configuration diagram showing an illumination control device according to a first embodiment of the present invention.

FIG. 2 is a sequence diagram of the lighting control device of FIG.

FIG. 3 is a flowchart showing a first example of a control system of the lighting control device of FIG.

FIG. 4 is a diagram showing an example of a light distribution curve of a light source having a reflector.

5 is a sequence diagram in the case of changing the illuminance by changing the light distribution of the illumination control device of FIG.

FIG. 6 is a flowchart showing a second example of a control system of the lighting control device of FIG.

FIG. 7 is a flowchart showing a third example of a control system of the lighting control device of FIG.

FIG. 8 is a diagram showing a light distribution characteristic when the irradiation direction is changed.

9 is a flowchart showing a fourth example of the control system of the illumination control device in FIG.

FIG. 10 is a configuration diagram showing an illumination control device according to a second embodiment of the present invention.

FIG. 11 is a configuration diagram showing an illumination control device according to a third embodiment of the present invention.

FIG. 12 is a configuration diagram showing a conventional illumination control device.

[Explanation of symbols]

1 lighting equipment (lighting means), 2 transmitter (transmission means),
3 controller (control means), 4 key input unit (input unit), 5 central processing unit, 6 optical wireless transmission unit, 7
Optical wireless receiver, 8 Central processing unit, 9 memory, 1
0 illuminance measurement unit (detection unit), 11 serial HA transmission unit, 12 serial HA transmission unit, 13 central processing unit, 1
4 dimming control circuit, 15 lighting circuit, 16 light source, 17
Motor control circuit, 18 motor, 19 reflector,
20 function setting unit, 21 transmitter (transmitting means), 22
Central processing unit, 23 Color temperature measuring unit (detection unit), 24 Lighting equipment (illuminating means), 25 Central processing unit, 26 Dimming control circuit, 27 Lighting circuit, 28 Light source for outputting light of low color temperature, 29 high Light source for outputting light of color temperature, 30 low color temperature lighting unit, 31 high color temperature lighting unit, 32 reflector plate, 3
4 transmitter (transmission means), 35 central processing unit, 36 illuminance measurement unit R (detection unit), 37 illuminance measurement unit G (detection unit), 38 illuminance measurement unit B (detection unit), 39 central processing unit, 40 adjustment Light control circuit R, 41 Lighting circuit R, 42
Red (R) light source, 43 dimming control circuit G, 44 lighting circuit G, 45 green (G) light source, 46 dimming control circuit B, 47 lighting circuit B, 48 blue (B) light source, 49
Lighting equipment (lighting means), 50 reflector.

Claims (6)

[Claims] 1. A transmitting unit having an input unit for inputting a target illuminance and a detecting unit for detecting the illuminance at an irradiation point, for transmitting the input target illuminance and the detected illuminance data as wireless data, and the transmitting unit. The control means for comparing the target illuminance received from the illuminance data and the detected illuminance data and outputting the dimming output data so as to become the target illuminance, and a light source, and dimming the light source by the dimming output data. An illumination control device, comprising: an illumination unit that controls the illuminance at the irradiation point. 2. A transmitting unit having an input unit for inputting a target illuminance and a detecting unit for detecting the illuminance at an irradiation point, and transmitting the input target illuminance and the detected illuminance data as wireless data, and the transmitting unit. From the illuminance data detected by comparing the target illuminance and the detected illuminance data from the control means for outputting the light distribution output data to control the irradiation direction of the light, and having a light source provided with a reflector, An illumination control device comprising: an illumination unit that drives the reflection plate according to the light distribution output data to change an irradiation direction of light from the light source to change an illuminance at an irradiation point. 3. Transmitting means for detecting illuminance and transmitting the illuminance data as wireless data, and control means for outputting light distribution output data for controlling the irradiation direction of light based on the illuminance data from the transmitting means. And a lighting unit that has a light source provided with a reflecting plate, and drives the reflecting plate according to the light distribution output data to change the irradiation direction of the light from the light source to change the illuminance at the irradiation point. By illuminating means, sequentially change the irradiation direction of light in a predetermined range,
An illumination control device, characterized in that the transmitting means obtains the illuminance for each irradiation direction, and the irradiation direction of light is determined so as to maximize the illuminance at the position of the transmitting means. 4. Transmitting means for detecting illuminance and transmitting the illuminance data as wireless data, and control means for outputting light distribution output data for controlling the irradiation direction of light based on the illuminance data from the transmitting means. And a lighting device having a light source provided with a reflection plate, and driving the reflection plate according to the light distribution output data to change the irradiation direction of the light from the light source,
The control means and the illumination means sequentially change the light irradiation direction within a predetermined range, the transmitting means obtains the illuminance for each irradiation direction, and the light is irradiated so that the position of the transmitting means becomes the center of the light distribution. An illumination control device characterized by determining a direction. 5. A transmission unit having an input unit for inputting a target color temperature and a detection unit for detecting the color temperature, and transmitting the input target color temperature and the detected color temperature data as wireless data, and the transmission. Control means for comparing the target color temperature received from the means with the detected color temperature data and outputting color temperature output data so as to obtain the target color temperature; a light source for outputting light of low color temperature and a high color temperature A light source for outputting the light of the above, converting the color temperature output data into dimming output data, and dimming the light source according to the dimming output data to control the color temperature. A lighting control device characterized by the above. 6. An input unit for inputting a target color as a light output for each wavelength and a detection unit for detecting a light output for each wavelength, and wirelessly outputs the input target color and the light output data for each detected wavelength. Transmitting means for transmitting as data, and control means for comparing the target color received from the transmitting means with the detected light output data for each wavelength and outputting the dimming output data for each wavelength so that the target color is obtained. , A light source that outputs a plurality of different wavelengths such as red, green, and blue, and illuminating means that controls the color as a whole by adjusting the light intensity of each of the light sources based on the dimming output data for each wavelength. A lighting control device characterized by the above.