Light control system based on display device and light control method thereof

A light control method for controlling a first light device and a second light device that electrically connect to a light control system, with the light control method comprising:

• identifying a device type of each of the first and second light devices by a microcontroller of the light control system and obtaining two configurations according to the two device types, with the two configurations corresponding to the two device types respectively;
• receiving a multimedia signal by a host connecting port of the light control system, wherein the multimedia signal is a video signal;
• dividing the video signal into one or more sub-video signals by the microcontroller, wherein each of the sub-video signals corresponds to a partition of a display screen that the video signal is displayed on a display device;
• obtaining a representative color of each of the sub-video signals by the microcontroller;
• generating two dimming signals by the microcontroller according to two of the representative colors and the two configurations;
• converting the two dimming signals to two driving signals respectively by a power distribution unit of the light control system;
• and
• outputting a driving signal respectively by a first light connecting port and a second light connecting port of the light control system for controlling the first light device connected by the first light connecting port and the second light device connected by the second light connecting port to emit colored lights associated with the multimedia signal.

A light control system, comprising:

• a power connecting port electrically connecting to an external power source and adapted for providing a power to drive a plurality of light devices;
• a first light connecting port adapted for electrically connecting to a first light device;
• a second light connecting port adapted for electrically connecting to a second light device;
• a camera device taking an observation image and the observation image includes the two light devices and a display screen, wherein the display screen is a display device displaying a video signal transmitted by a host;
• a microcontroller electrically connecting to the camera device, wherein the microcontroller is configured to perform an image recognition procedure according to the observation image, wherein the image recognition procedure is configured to obtain positions of the two light devices and the display screen, and the microcontroller further generates two dimming signals according to the two positions and the display screen;
• and
• a power distribution unit electrically connecting to the power connecting port, the first light connecting port, the second light connecting port, and the microcontroller, wherein the power distribution unit converts the two dimming signal to two driving signals configured to control the first light device and the second light device to emit colored lights associated with the display screen;
• wherein the microcontroller performs a partition color evaluation procedure, wherein the partition color evaluation procedure divides the display screen into one or more sub-screen signals and obtains a representative color of each of the sub-screen signals, each of the sub-screen signals corresponds to a partition of a display screen, and the two dimming signals are associated with two of the representative colors.

A light control method configured to electrically connect a first light device and a second light device of a light control system, with the light control method comprising:

• taking an observation image by a camera device of the light control system, wherein the observation image includes the two light devices and a display screen, and the display screen is a display device displaying a video signal transmitted by a host;
• performing an image recognition procedure to obtain positions of the two light devices and the display screen by a microcontroller;
• after obtaining the display screen by the microcontroller performing the image recognition procedure,
• dividing the display screen into one or more sub-screen signals by the microcontroller, wherein each of the sub-screen signals corresponds to a partition of a display screen;
• obtaining a representative color of each of the sub-screen signals by the microcontroller;
• generating two dimming signals by the microcontroller according to two of the representative colors and the two positions;
• converting the two dimming signals to two driving signals by a power distribution unit of the light control system;
• and
• outputting the two driving signals by a first light connecting port and a second light connecting port of the light control system for controlling the first light device connected by the first light connecting port and the second light device connected by the second light connecting port to emit colored lights associated with the display screen.

A light control system configured to electrically connect a host and a plurality of light devices, wherein the host electrically connects to a display device, and the display device displays a multimedia signal transmitted by the host, with the light control system comprising:

• a power connecting port electrically connecting to an external power source and adapted for providing a power to drive the plurality of light devices;
• a host connecting port having a communication connection with the host and adapted for receiving the multimedia signal;
• a first light connecting port adapted for electrically connecting to a first light device;
• a second light connecting port adapted for electrically connecting to a second light device;
• three position sensors respectively installed close to the first light device, the second light device, and the display device, wherein the three position sensors send positions of their own;
• a microcontroller electrically connecting to the host connecting port and having communication connections with the three position sensors, wherein the microcontroller is configured to perform a position detecting procedure to obtain the three positions sent by the three position sensors and generate two dimming signals according to the three positions and the multimedia signal;
• and
• a power distribution unit electrically connecting to the power connecting port, the first light connecting port, the second light connecting port, and the microcontroller, wherein the power distribution unit converts the two dimming signal to two driving signals configured to control the first light device and the second light device to emit colored lights associated with the multimedia signal;
• wherein the multimedia signal is a video signal and the microcontroller is further performs a partition color evaluation procedure, wherein the partition color evaluation procedure divides the video signal into one or more sub-video signals and obtains a representative color of each of the sub-video signals, and each of the sub-video signals corresponds to a partition of a display screen that the video signal is displayed on the display device and the two dimming signals are associated with two of the representative colors.

A light control method configured to a first light device and a second light device that electrically connects to a light control system, with the light control method comprising:

• performing a position detecting procedure by a microcontroller of the light control system to obtain three positions of three position sensors that are respectively close to the first light device, the second light device and a display device;
• receiving a multimedia signal by a host connecting port of the light control system;
• wherein the multimedia signal is a video signal;
• dividing the video signal into one or more sub-video signals by the microcontroller, wherein each of the sub-video signals corresponds to a partition of a display screen that the video signal is displayed on the display device;
• obtaining a representative color of each of the sub-video signals by the microcontroller;
• and
• generating the two dimming signals by the microcontroller according to two of the representative colors and the three positions;
• converting the two dimming signals to two driving signals respectively by a power distribution unit of the light control system;
• and
• outputting the two driving signals respectively by a first light connecting port and a second light connecting port of the light control system for controlling the first light device connected by the first light connecting port and the second light device connected by the second light connecting port to emit colored lights associated with the multimedia signal.