KR102276287B1 - Lighting control system - Google Patents

Abstract

The present invention relates to a lighting control system, and is to provide a lighting control system capable of controlling a plurality of lights through the configuration of a single sensor, and variably changing a lighting group according to a surrounding environment. In order to achieve the above-mentioned object, the lighting control system according to the present invention includes: a master control device which is formed with a sensor unit capable of detecting the entry and movement of a person or an object, and includes a first communication unit; a plurality of lighting devices which are individually formed with a light, a lighting control unit for controlling the light, a power control unit for controlling the power supply of the light, and a second communication unit capable of communicating with the first communication unit; and an external controller which generates configuration information required for controlling the plurality of lighting devices, transmits the configuration information to the first communication unit, and is formed with a third communication unit capable of communicating with the first communication unit. The number of connections of the second communication unit connected to the first communication unit is changed according to the signal strength of the first communication unit.

Description

Lighting control system

The present invention relates to a lighting control system, and an object of the present invention is to provide a lighting control system capable of controlling a plurality of lights through a single sensor configuration and variably changing a lighting group according to a surrounding environment.

In general, the entrances to buildings with parking facilities, including apartments, buildings, officetels, large marts, department stores, etc. where vehicles frequently enter, or residential spaces and office spaces where people do not enter frequently, are divided into several zones or floors. .

Conventionally, a plurality of lights are installed in such a parking facility or access facility, and a single or all lights can be operated by detecting the movement of a vehicle or a person.

Referring to Korean Patent No. 10-1265249, as shown in FIG. 1, the conventional sensor assembly for dimming control lighting has a body having a control board 11 therein, and a first flange 21 protruding from the body. , the second flange 22 formed on one side of the connecting shaft 25, the ball 23 provided between the first flange 21 and the second flange 22, the first flange 21 and the second A clamp 24 surrounding the flange 22 , a bracket hinged to the connecting shaft 25 , and a case coupled to the bracket, in which the sensor 41 is provided.

In other words, the lighting could be operated according to the detection of the sensor configured in the body of the lighting device, and as a space where a plurality of lights are installed, installing a lighting device including a sensor increases the manufacturing cost, and each sensor tuning must be adjusted. There was a cumbersome problem.

Republic of Korea Patent Publication No. 10-1265249 (Registration date 2013.05.10.)

The present invention has been devised to solve the above problems, and an object of the present invention is to provide a lighting control system capable of controlling a plurality of lights through a single sensor configuration and variably changing a lighting group according to the surrounding environment. .

In the lighting control system according to the present invention, a sensor unit capable of detecting the entry and movement of a person or an object is formed, a master control device including a first communication unit, lighting each, a lighting control unit for controlling the lighting, the lighting A plurality of lighting devices in which a power control unit for controlling power supply and a second communication unit capable of communicating with the first communication unit are formed, and the configuration information required for controlling the plurality of lighting devices is generated, and the configuration is performed as the first communication unit and an external controller that transmits information, and a third communication unit capable of communicating with the first communication unit is formed, wherein the master control device controls the lighting control unit and the power control unit of each of the plurality of lighting devices to control the plurality of the The lighting device controlled by the master control device by changing the number of connections of the second communication unit connected to the first communication unit by adjusting the signal strength of the first communication unit by controlling the lighting and power of the lighting device It may be characterized in that the group unit of the variable.

Furthermore, the first communication unit and the second communication unit may include an RF communication unit and an IR receiving unit, respectively, and the third communication unit may include an RF communication unit and an IR transmitting unit.

Furthermore, the sensor unit may be characterized in that it comprises at least one of an occupancy sensor, an illuminance sensor, and an acceleration sensor.

At this time, when the master control device includes the occupancy sensor, the external controller transmits an occupancy level setting signal to the master control device, and the master control device responds to the occupancy level setting signal according to the occupancy sensor. By adjusting the detection level of the occupancy sensor, it may be characterized in that the plurality of lighting devices are controlled based on the detection of the occupancy sensor.

In addition, when the master control device includes the illuminance sensor, the external controller transmits an illuminance detection level setting signal to the master control device, and the master control device detects the illuminance sensor according to the illuminance detection level setting signal By adjusting the level, it may be characterized in that the plurality of lighting devices are controlled based on the detection of the illuminance sensor.

In addition, when the master control device includes the acceleration sensor, the external controller transmits a speed detection level setting signal to the master control device, and the master control device detects the acceleration sensor according to the speed detection level setting signal By adjusting the level, it may be characterized in that the plurality of lighting devices are controlled based on the detection of the acceleration sensor.

Furthermore, the configuration information includes emergency mode information for performing forced lighting or forced extinguishing control, group information for grouping the lighting devices in a certain range or number, brightness level information for designating the brightness of the lighting devices, and the lighting devices Brightness adjustment speed information designating the light emission speed of the lighting device, holding time information designating the light emission time of the lighting device, or whether the lighting device receiving the signal from the master control device proceeds with signal transmission to the other lighting device It may be characterized in that it comprises any one or more of the relay information.

Through the above configuration, in the lighting control system according to the present invention, a sensor is mounted on only a single plant control device, and it is possible to control each of a plurality of lighting devices by using a single master control device, The sensor is installed on the pole to solve the problem of the existing lighting device, which had a high manufacturing cost, and has the effect of reducing the cost and time required for tuning, replacing, or repairing the sensor for each lighting device.

In addition, it is possible to adjust the lighting device group controlled by the master control device through the intensity adjustment of the first communication unit, there is an effect that the variable group unit lighting device control can be made simple and easily.

1 is a front cross-sectional view of a conventional sensor assembly for dimming control lighting;
2 is a schematic diagram of a lighting control system according to the present invention;
3 is a simplified circuit of the master control device;
4 is a simplified circuit of the lighting control unit;
5 is a simplified circuit of the power control unit;
6 is a simplified circuit of an external controller;
7 is a flow chart of an occupancy sensor control
8 is an illuminance sensor control flowchart
9 is a flowchart for transmitting and receiving configuration information;
10 is a general illuminance mode dimming control flowchart
11 is a first flowchart of dimming control in illuminance interlocking mode
12 is a second flow chart of dimming control in illuminance interlocking mode

Hereinafter, the technical idea of the present invention will be described in more detail with reference to the accompanying drawings. Prior to this, the terms or words used in the present specification and claims should not be construed as being limited to their ordinary or dictionary meanings, and the inventor should properly understand the concept of the term in order to best describe his invention. Based on the principle that it can be defined, it should be interpreted as meaning and concept consistent with the technical idea of the present invention.

Therefore, the configuration shown in the embodiments and drawings described in the present specification is only the most preferred embodiment of the present invention and does not represent all of the technical spirit of the present invention, so at the time of the present application, various It should be understood that there may be variations.

Hereinafter, the technical idea of the present invention will be described in more detail with reference to the accompanying drawings. Since the accompanying drawings are merely examples shown to explain the technical idea of the present invention in more detail, the technical idea of the present invention is not limited to the form of the accompanying drawings.

Referring to Figure 2, the lighting control system according to the present invention is a sensor unit capable of detecting the entry and movement of a person or an object is formed, the master control device 100 including a first communication unit 100, each lighting 210 , a plurality of lighting devices in which a lighting control unit 220 for controlling the light 210, a power control unit 230 for controlling the power supply of the light 210, and a second communication unit capable of communicating with the first communication unit are formed. (200) and an external controller in which a third communication unit capable of generating configuration information for controlling the plurality of lighting devices 200, transmitting the configuration information to the first communication unit, and communicating with the first communication unit is formed 300, and the number of connections of the second communication unit connected to the first communication unit may vary according to the signal strength of the first communication unit.

The lighting control system according to the present invention aims to control the plurality of lighting devices 200 installed in a street lamp, a parking lot, a building, etc., and the master control device 100 is installed in a space where the lighting device 200 is installed. and one master control device 100 may simultaneously control a plurality of the lighting devices 200 .

The master control device 100 embeds the sensor unit, transmits a control signal to the lighting control unit 220 and the power control unit 230 , and serves as a master of lighting and power control of the plurality of lighting devices 200 . is responsible for

The master control device 100 may adjust the signal strength of the first communication unit to adjust the number and range of the connectable second communication units, so that the lighting device 200 under the control of the master control device 100 . ) is characterized in that the group unit is variable.

The lighting control unit 220 is embedded in the lighting device 200, receives a control signal from the master control device 100 to perform brightness control of the lighting 210, the power control unit 230 is the lighting It is embedded in the device 200 and receives a control signal from the master control device 100 to turn on/off the power of the lighting device 200 .

The external controller 300 may be a device including an input unit 330 and an output unit 320, such as a remote control, a mobile phone, a tablet PC, a notebook computer, or a computer, and is preferably a portable remote control, mobile phone or tablet. Do.

Through the configuration as described above, in the lighting control system according to the present invention, a sensor is mounted on only a single above-mentioned control device, and each of the plurality of lighting devices 200 is controlled using a single master control device 100 . Because the sensor is installed in the lighting device 200, the problem of the existing lighting device 200, which has a high manufacturing cost, is solved, and the cost and time required for tuning or replacing or repairing the sensor for each lighting device 200 are reduced. has the effect of making

In addition, by adjusting the intensity of the first communication unit, it is possible to adjust the lighting device 200 group that is controlled by the master control device 100, so that the control of the lighting device 200 in a variable group unit can be made simple and easily. there is an effect

3 to 6, the first communication unit and the second communication unit is made to include an RF communication unit (110a, 210a, 310a) and an IR receiver (110b, 210b), respectively, the third communication unit is an RF communication unit ( 110a, 210a, 310a) and an IR transmitter 310b.

In this case, the RF communication units 110a, 210a, and 310a are preferably formed of any one communication unit of ZigBee, Wifi, LTE, or Bluetooth.

The external controller 300 may transmit a control signal to the IR receivers 110b and 210b formed in the master control device 100 or the lighting device 200 through the IR transmitter 310b, and the master control device ( 100) and the lighting device 200 may transmit an output signal to the external controller 300 through the RF communication units 110a, 210a, and 310a.

In addition, the signal strength adjustment of the first communication unit may be made by adjusting the signal strength of the RF communication unit (110a, 210a, 310a).

Referring to FIG. 3 , the sensor unit may include at least one of an occupancy sensor 120a, an illuminance sensor 120b, and an acceleration sensor 120c.

The sensor unit formed in the master control device 100 may include a single sensor or a plurality of sensors, and the plurality of lighting devices 200 connected to the master control device 100 according to a value sensed by each sensor. You can control the lighting and power of

Referring to FIG. 7 , the external controller 300 transmits an occupancy detection level setting signal to the master control device 100 when the master control device 100 includes the occupancy sensor 120a, The master control device 100 adjusts the detection level of the presence detection sensor 120a according to the presence detection level setting signal, and based on the detection of the presence detection sensor 120a, the plurality of lighting devices 200 ) can be characterized to control.

The occupancy detection level setting is to adjust the sensing distance or range of the occupancy detection sensor 120a. By adjusting the reference point at which the master control device 100 controls the lighting device 200, when the level is lowered, the lighting The brightness of 210 or the number of the lighting devices 200 that emit light decreases, and when the level is raised, the brightness of the lighting 210 or the number of the lighting devices 200 that emit light may increase.

Looking at the detailed flow of the system that occurs when the sensor unit includes the occupancy sensor 120a, the IR transmitter 310b is directed to the master control device 100 on the start screen of the external controller 300 and the occupancy When the detection sensor 120a level search button is clicked, a search message is transmitted to the master control device 100 through IR communication.

Upon receiving the search message, the master control device 100 transmits the current occupancy sensor 120a level to the RF communication units 110a, 210a, 310a of the external controller 300 and again its own RF communication units 110a, 210a. , 310a).

When the external controller 300 receives the response message, it outputs the received occupancy sensor 120a level on the screen, and when it does not receive the response message, it outputs an abnormal message. If you point the IR transmitter 310b toward the master control device 100 on the level output screen of the occupancy sensor 120a of the external controller 300 and click the 1 to 10 number buttons of the level to be set, the occupancy detection level setting signal is transmitted to the lighting device 200 through IR communication.

The master control device 100, which has received the presence detection setting signal through IR communication, corrects the level, transmits a response message to the RF communication units 110a, 210a, 310a of the external controller 300, and again its own RF communication unit (110a, 210a, 310a) Return.

If you point the IR transmitter 310b toward the master control device 100 on the level output screen of the occupancy sensor 120a of the external controller 300 and click the Set Full Level button, all channels or groups of the corresponding master control device 100 are clicked. can be changed at once.

For example, if there are several forklifts in the distribution center, the several forklifts may be operated by being assigned a unique number, respectively, in the form of a channel or group.

Referring to FIG. 8 , the external controller 300 transmits an illuminance detection level setting signal to the master control device 100 when the master control device 100 includes the illuminance sensor 120b, and the master The control device 100 adjusts the detection level of the illuminance sensor 120b according to the illuminance detection level setting signal, and controls the plurality of lighting devices 200 based on the detection of the illuminance sensor 120b. can be characterized.

When the illuminance sensor 120b is built in the master control device 100, the illuminance detection level setting uses the current illuminance value measured by the illuminance sensor 120b, and the ambient brightness is sufficiently bright due to good lighting. Even in this case, whether to transmit a command to change the level (brightness) of the illumination to the lighting devices 200 or not to change the level may be set according to the user's intention.

Looking at the detailed flow of the system that occurs when the sensor unit includes the illuminance sensor 120b, the IR transmitter 310b is directed to the master control device 100 on the start screen of the external controller 300 and the illuminance sensor ( 120b) When the level search button is clicked, a search message is transmitted to the master control device 100 through IR communication.

The illuminance sensor level search button searches for a previously set reference control value, and when it is determined that the level is inappropriate, the illuminance sensor level search button can be used to change the setting.

The master control device 100 receiving the search message transmits the current level of the illuminance sensor 120b to the RF communication units 110a, 210a, 310a of the external controller 300 and again its own RF communication units 110a, 210a , 310a).

When the external controller 300 receives the response message, it outputs the received illuminance sensor 120b information on the screen, and outputs an abnormal message when the response message is not received. On the illuminance sensor 120b level output screen of the external controller 300, point the IR transmitter 310b toward the master control device 100 and click the 1 to 10 number buttons of the level to be set, the illuminance detection level setting signal is It is transmitted to the master control device 100 through IR communication.

The master control device 100, which has received the illuminance detection level setting signal through IR communication, corrects the level, transmits a response message to the RF communication units 110a, 210a, 310a of the external controller 300, and returns to its own It returns to the RF communication unit (110a, 210a, 310a). The master control device 100 set to a level of the illuminance sensor 120b of 1 to 10 operates in a normal illuminance mode.

If you point the IR transmitter 310b toward the master control device 100 on the illuminance sensor 120b level output screen of the external controller 300 and click the illuminance setting button, the illuminance setting message is transmitted via IR communication to the master control device ( 100) is sent.

The master control device 100 that has received the illuminance setting message through IR communication transmits a high dimming level control signal to the lighting control unit 220, measures the current illuminance after 1 second, and sends a response message to the external controller 300 ) of the RF communication unit (110a, 210a, 310a) and returns to its own RF communication unit (110a, 210a, 310a).

Upon receiving the illuminance setting message, the master control device 100 operates in an illuminance interlocking mode. At this time, in order to release the illuminance interlocking mode, the level of the illuminance sensor 120b is set by the external controller 300 of the master control device 100 in the illuminance interlocking mode. When the master control device 100 receives the illuminance sensor 120b level setting message, it changes itself to the normal illuminance mode.

When the master control device 100 includes the acceleration sensor 120c, the external controller 300 transmits a speed detection level setting signal to the master control device 100, and the master control device 100 By adjusting the detection level of the acceleration sensor 120c according to the speed detection level setting signal, the plurality of lighting devices 200 may be controlled based on the detection of the acceleration sensor 120c.

That is, by receiving the moving direction and speed of the vehicle or person, and controlling the lighting device 200 in the moving direction and range, the speed change of the vehicle or person determines the range of the controlled lighting, but also the moving direction It can act as a variable of lighting control.

In addition, the configuration information includes emergency mode information for performing forced lighting or forced extinguishing control, group information for grouping the lighting devices 200 by a certain range or number, and a brightness level for designating the brightness of the lighting devices 200 . Information, brightness adjustment speed information for designating the light emission speed of the lighting device 200, holding time information for designating the light emission time of the lighting device 200, or the lighting device receiving a signal from the master control device 100 (200) may be characterized in that it includes any one or more information of relay information for designating whether to proceed with signal transmission to the other lighting device (200).

That is, the master control device 100 may control the plurality of lighting devices 200 in different modes according to the configuration information received from the external controller 300 .

At this time, if the configuration information includes the emergency mode information, the master control device 100 recognizes whether the signal of the emergency mode information is forcibly turned on or off, and all of the connectionable with the master control device 100 . It may be characterized in that the plurality of lighting devices 200 are turned on or off.

In addition, when the configuration information includes the group information, the master control device 100 is connected to the second communication unit of the lighting device 200 designated as a group in the group information according to the detection signal of the sensor unit. , it may be characterized in that the lighting device 200 designated as a group is controlled.

In addition, when the configuration information includes the brightness level information, the master control device 100 sets the brightness of the lighting device 200 corresponding to the second communication unit connected to the first communication unit to the brightness specified in the configuration information. It may be characterized in that it is adjusted.

In addition, when the configuration information includes the brightness adjustment speed information, the master control device 100 sets the brightness adjustment speed of the lighting device 200 corresponding to the second communication unit connected to the first communication unit to the configuration information. It may be characterized in that it is specified at a specified speed.

In addition, when the configuration information includes relay information, the master control device 100 transmits a relay value to the second communication unit connected to the first communication unit, and the lighting device 200 receives the relay value When the relay value is not 0, the relay value is transmitted to the second communication unit of the other lighting device 200, and when the relay value is 0, the relay value is transmitted to the other lighting device 200 It can be characterized as not doing.

Referring to FIG. 9, when describing the group and configuration information through the external controller 300, the configuration information includes a channel/group (0 to 255), a high dimming level, a low dimming level, a holding time, and UP/DOWN dimming. Speed, wireless transmission power intensity (dBm), relay value, and holding time in emergency mode may be included.

If you point the IR transmitter 310b on the start screen of the external controller 300 to the IR receivers 110b and 210b of the master control device 100 of the device and click the configuration information search button, a search message is sent to the device through IR communication. is sent

The device receiving the search message transmits the current configuration information to the RF communication units 110a, 210a, 310a of the external controller 300 and returns to its own RF communication units 110a, 210a, 310a.

When the external controller 300 receives the response message, it outputs the received configuration information on the screen, and when it does not receive the response message, it outputs an abnormal message. If the configuration information is changed and the IR transmitter 310b is directed to the device and the setting button is clicked, the configuration information is transmitted to the device by IR communication. The Settings button has single and global settings buttons.

Single sets only the device, and all sets the configuration information of all devices in the same channel/group as the device at once. That is, the external controller 300 can directly control both the master control device 100 and the lighting device 200 .

The device that receives the configuration information setting message through IR communication separates individual/all settings and transmits the configuration information setting message to other devices through RF communication in case of full setting, and resumes RF communication when channel/group information is changed set Changed configuration information is saved in Flash Memory.

When the Setup button is clicked on the start screen of the external controller 300 , the basic configuration information stored in the external controller 300 is output to the screen. If the configuration information is changed and the save button is clicked, it is stored in the FRAM memory of the external controller 300 .

If you point the IR transmitter 310b toward the multi-sensor dimmer on the start screen or the screen on which the configuration information is output and click the setting button, the configuration information is transmitted to the multi-sensor dimmer through IR communication.

The lighting control unit 220 that has received the setting-related signal through the IR communication unit and the RF communication unit 110a, 210a, 310a blinks the LED light to indicate the reception state.

Referring to FIG. 10 , in the general illuminance mode dimming control, the master control device 100 having a built-in illuminance sensor 120b measures the current illuminance value when occupancy is detected and compares it with the illuminance value of the set illuminance sensor 120b level. When the current illuminance value is small, the lighting 210 control message is transmitted to the lighting controller 220 of the same channel/group. The lighting 210 control message includes a high dimming level, a low dimming level, a holding time, an UP/DOWN dimming speed, a wireless transmit power strength, a relay value, and the like. The lighting control unit 220 that has received the lighting 210 control message changes the transmission power to the received wireless transmission power intensity and transmits the message to the other lighting control unit 220 if the relay value is not 0, and sets its own LED light to High. After adjusting the dimming level, update the holding time timer. Each lighting control unit 220 adjusts the LED lighting to a Low dimming level if there is no reception of the lighting 210 control message during the maintenance time.

11 to 12, when the sensor unit includes all of the illuminance sensor 120b, the occupancy sensor 120a and the acceleration sensor 120c, the illuminance interlocking mode dimming control is The master control device 100 set to the illuminance interlocking mode restarts the illuminance interlocking mode when occupancy is detected, transmits a dimming control message and an occupancy detection message to the lighting control unit 220 as the last dimming level value, and updates the holding time timer. .

The dimming control message includes dimming level, holding time, UP/DOWN dimming speed, wireless transmission power strength, relay value, and the like.

The master control device 100 periodically checks the illuminance value during the maintenance time when occupancy is detected and adjusts the dimming level downward if the current illuminance value is higher than the reference illuminance and upwards if the current illuminance is lower than the reference illuminance. When the dimming level is determined, a dimming control message is transmitted to the lighting control unit 220 of the same channel/group as the current dimming level value.

The lighting control unit 220 that has received the dimming control message transmits the message to the other lighting control unit 220 by changing the transmission power to the received wireless transmission power intensity if the relay value is not 0, and returns the LED light to the dimming level received. After adjustment, update the holding time timer.

The master control device 100 temporarily suspends the illuminance interlocking mode if there is no occupancy detection during the maintenance time.

Each lighting control unit 220 adjusts the LED lighting to a low dimming level if there is no reception of an occupancy detection message during the maintenance time.

In the step of adjusting the up or down dimming level and the check cycle of the illuminance value, the difference between the current illuminance value and the reference illuminance is subdivided by percentage, and if the difference is large, the dimming level steps are increased and the check cycle is quickly adjusted. If the difference is small, the dimming level step is reduced and the check period is adjusted slowly.

When adjusting the dimming level according to the illuminance change, if the adjusted current dimming level is less than or equal to the Low dimming level, the current dimming level is adjusted to the Low dimming level and if the high dimming level is higher than the current dimming level, the current dimming level is adjusted and the illuminance check period is set to 10 seconds

Illuminance difference 50% or more 40% or more 30% or more 20% or more over 10 3% or more less than 3% Illuminance check cycle 3 4 5 6 7 8 10 Up-dimming step 30 24 20 16 10 4 One Down dimming step 15 12 10 8 5 2 One

[Table 1] shows the illuminance check cycle and the up/down dimming level steps. The illuminance check cycle is made in seconds, and the up and down dimming steps are indicated by corresponding values out of 255 steps. The master control It is preferable that the apparatus 100 subdivides the steps for each illuminance difference and appropriately adjusts the illuminance check cycle and the dimming step to perform step dimming as a whole, and decreases the down dimming step rather than the up dimming step by reducing the down dimming step than the up dimming step. Adjust it to run more slowly.

In addition, referring to FIG. 12 , active lighting and power control uses an acceleration sensor to control wireless transmission power intensity and control messages according to a change in the moving speed of a person/vehicle (including a forklift) possessing/equipped with the master control device 100 . By automatically changing the transmission period, the control range of lighting and power can be adjusted automatically.

The control range of lighting and power control can be automatically adjusted by automatically changing the wireless transmission power intensity and the control message transmission period according to the change in the moving speed of the master control device 100 .

The present invention is not limited to the above-described embodiments, and various modifications can be made without departing from the gist of the present invention as claimed in the claims.

100: master control device 110a: RF communication unit
110b: IR receiver 120a: presence sensor
120b: illuminance sensor 120c: acceleration sensor
120d : temperature sensor
200: lighting device 210: lighting
220: lighting control unit 230: power control unit
240a: RF communication unit 240b: IR receiving unit
300: external controller 310a: RF communication unit
310b: IR transmitter 320: output unit
330: input unit

Claims (7)

A sensor unit capable of detecting the entry and movement of a person or an object is formed, the master control device including a first communication unit;
A plurality of lighting devices each having a lighting control unit for controlling the lighting, a power control unit for controlling the power supply of the lighting, and a second communication unit capable of communicating with the first communication unit; and
and an external controller in which a third communication unit capable of generating configuration information for controlling the plurality of lighting devices, transmitting the configuration information to the first communication unit, and communicating with the first communication unit is formed;
The configuration information includes channel/group (0 ~ 255), high dimming level, low dimming level, holding time, UP/DOWN dimming speed, wireless transmission power intensity (dBm), relay value, and holding time in emergency mode. ,
The first communication unit and the second communication unit comprises an RF communication unit and an IR receiving unit, respectively,
The third communication unit comprises an RF communication unit and an IR transmitter,
The master control device,
It is possible to control the lighting and power of the plurality of lighting devices by controlling the lighting control unit and the power control unit of each of the plurality of lighting devices, the first communication unit by adjusting the signal strength of the RF communication unit of the first communication unit By changing the number of connections of the second communication unit connected to, the group unit of the lighting device controlled by the master control device is variable,
The external controller is
Select one of a single setting for controlling alone for each of the master control device and the plurality of lighting devices or an overall setting for controlling all of the plurality of lighting devices,
Selecting any one of the master control device and the plurality of lighting devices transmits a configuration information setting message through IR communication,
The selected one device resets the configuration information by receiving the configuration information setting message through IR communication,
In the case of all settings, the selected one device transmits the configuration information setting message to a device belonging to the same channel or group through RF communication, and when the channel or group information included in the configuration information setting message is changed, the changed Resetting the RF communication connection range so that the configuration information setting message can be transmitted and received through RF communication with a device belonging to a channel or group, but the changed configuration information is stored in Flash Memory
Lighting control system characterized in that. delete According to claim 1, wherein the sensor unit,
Lighting control system, characterized in that it comprises any one or more of an occupancy sensor, an illumination sensor, and an acceleration sensor. 4. The method of claim 3,
The external controller is
If the master control device includes the occupancy sensor, transmits an occupancy detection level setting signal to the master control device,
The master control device,
The lighting control system, characterized in that by adjusting the detection level of the presence detection sensor according to the presence detection level setting signal, and controlling the plurality of lighting devices based on the detection of the presence detection sensor. 4. The method of claim 3,
The external controller is
When the master control device includes the illuminance sensor, transmits an illuminance detection level setting signal to the master control device,
The master control device,
The lighting control system, characterized in that by adjusting the detection level of the illuminance sensor according to the illuminance detection level setting signal, and controlling the plurality of lighting devices based on the detection of the illuminance sensor. 4. The method of claim 3,
The external controller is
When the master control device includes the acceleration sensor, transmits a speed detection level setting signal to the master control device,
The master control device,
The lighting control system, characterized in that by adjusting the detection level of the acceleration sensor according to the speed detection level setting signal, and controlling the plurality of lighting devices based on the detection of the acceleration sensor. According to claim 1, wherein the configuration information,
Emergency mode information for performing forced lighting or forced extinguishing control, group information for grouping the lighting devices in a certain range or number, brightness level information for designating the brightness of the lighting devices, and brightness for designating the light emitting speed of the lighting devices Any one or more of adjustment speed information, holding time information for designating the light emission time of the lighting device, or relay information for designating whether the lighting device that has received the signal from the master control device transmits a signal to another lighting device Lighting control system, characterized in that it comprises information.

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