CN107071991A - A kind of stage lamp control system and control method based on visible light communication - Google Patents

Abstract

The present invention relates to the technical field of stage lights, and more specifically, to a stage light control system and control method based on visible light communication. The control system includes a console, a visible light communication system, and a stage light; The data signal transmitted by the TCP/IP network; the ARTNET to VLC gateway controller is used to receive the data signal transmitted by the console, convert the data signal into a visible light signal, and transmit the visible light signal to the visible light communication module; the visible light communication module uses To receive the visible light signal, transmit the visible light signal to the VLC-to-ARTNET gateway controller; the stage light is used to receive the data signal transmitted by the VLC-to-ARTNET gateway controller. The present invention provides a system for transmitting visible light signals through setting, which improves safety, avoids complicated network cables, improves convenience of use, avoids interference of other signals, and improves transmission quality.

Description

A stage light control system and control method based on visible light communication

technical field

The present invention relates to the technical field of stage lights, and more particularly, to a stage light control system and control method based on visible light communication.

Background technique

With the improvement of living standards, people's cultural life has become more colorful, and recreational activities are welcomed by many people. People spend part of their spare time watching entertainment performances, which are inseparable from the stage, and the effect of the stage cannot be separated from the stage lights. In the past, the stage lights were all controlled manually, and the labor intensity of the staff was very high; then, manpower was replaced by the network, which reduced the labor intensity of the staff and improved the work efficiency.

However, in the field of existing stage lighting, the communication between the stage lighting and the console is through the TCP/IP network based on the Art-Net protocol for data transmission, which requires the use of network cables, which will lead to many network cables on the stage. It is beautiful, but it is also easy to cause actors to hang on to the network cable, causing safety hazards, and it is very inconvenient to use.

Contents of the invention

The purpose of the present invention is to overcome the deficiencies of the prior art, to provide a stage light control system based on visible light communication, through the setting of ARTNET to VLC gateway controller, visible light communication module and VLC to ARTNET gateway controller, to provide a kind of stage light control system through visible light The signal transmission system improves security, avoids the complexity of network cables, improves the convenience of use, avoids interference from other signals, and improves transmission quality.

In order to solve the problems of the technologies described above, the technical solution adopted in the present invention is:

A stage light control system based on visible light communication is provided, the control system includes a console, a visible light communication system, and a stage light; the console is used to send data signals transmitted through a TCP/IP network; the visible light communication system includes ARTNET to VLC gateway controller, visible light communication module, and VLC to ARTNET gateway controller; the ARTNET to VLC gateway controller is used to receive the data signal transmitted by the console, convert the data signal into a visible light signal, and transmit the visible light signal to the visible light A communication module; the visible light communication module is used to receive visible light signals, and transmit the visible light signals to the VLC to ARTNET gateway controller; the VLC to ARTNET gateway controller is used to receive the visible light signals transmitted by the visible light communication module, and convert the visible light signals into The data signal is transmitted through the TCP/IP network, and the data signal is transmitted to the stage light; the stage light is used to receive the data signal transmitted by the VLC to ARTNET gateway controller.

The stage light control system based on visible light communication of the present invention provides a system through visible light signal transmission through the ARTNET-to-VLC gateway controller, visible light communication module and VLC-to-ARTNET gateway controller, which improves safety and avoids The complexity of network cables improves the convenience of use, avoids interference from other signals, and improves transmission quality.

Preferably, the ARTNET to VLC gateway controller includes a first host computer, a first single-chip microcomputer, a first CPLD complex programmable logic device, a first digital-to-analog conversion module, a first modulation module and a first optical module; A host computer is used to receive the data signal of the console, encapsulates the data signal, and sends it to the first single-chip microcomputer; the first single-chip microcomputer is used to receive the data signal sent by the first host computer, and is mapped to the first CPLD complex programmable The data port of logic device communication, and by signal gating, instructs the first CPLD complex programmable logic device to receive the data signal, and sends the data signal synchronously and in parallel to the first CPLD complex programmable logic device; the first CPLD complex programmable logic device The programming logic device is used to receive the data signal sent in parallel by the first single-chip microcomputer, perform serial sampling and latching of the data signal, and send the data signal to the first digital-to-analog conversion module; the first digital-to-analog conversion module is used to receive The received data signal is converted into a differential analog signal; the first modulation module is used to receive the differential analog signal of the first digital-to-analog conversion module, and modulate the differential analog signal; the first optical module is used to convert the modulated The differential analog signal is converted into the optical brightness change information of the stage light and sent to the visible light communication module. This setting realizes the conversion of data signals into visible light signals for transmission, and also modulates the signals, improving the quality and efficiency of transmission.

Preferably, the VLC to ARTNET gateway controller includes a second host computer, a second single-chip microcomputer, a second CPLD complex programmable logic device, a second digital-to-analog conversion module, a second modulation module and a second optical module; The second optical module is used to receive the optical brightness change information of the stage lamp transmitted by the visible light communication module, convert it into an electrical signal, and send it to the second modulation module; the second modulation module is used to receive the electrical signal sent by the second optical module, Modulate the electrical signal and send it to the second digital-to-analog conversion module; the second digital-to-analog conversion module is used to receive the electrical signal from the second modulation module, convert the electrical signal into a data signal, and send it to the second CPLD complex A programmable logic device; the second CPLD complex programmable logic device is used to receive the data signal of the second digital-to-analog conversion module, convert it into a parallel data signal, and send it to the second single-chip microcomputer;

The second single-chip microcomputer receives the parallel data signal transmitted from the second CPLD complex programmable logic device, and transmits it to the second host computer; the second host computer receives the second single-chip data signal, decodes and encapsulates the data signal, and Send to Stage Lighting. This setting realizes the conversion of visible light signals into data signals, and at the same time modulates the signals, improving the quality and efficiency of transmission.

Preferably, the stage light is provided with an ARTNET-to-DMX gateway controller for converting the data signal transmitted by the TCP/IP network into a DMX signal or an ARTNET stage light control network module for controlling the stage light.

Preferably, the first modulation module includes a quadrature modulator, a first signal amplifier and a biaser, the quadrature modulator is used to receive the differential analog signal of the digital-to-analog conversion module, and multiply the differential analog signal by the carrier signal , modulate it to the carrier frequency to output a radio frequency envelope signal with data information, and send the radio frequency envelope signal to the first signal amplifier; the first signal amplifier is used to amplify the radio frequency envelope signal and send it to Biaser; the biaser synthesizes the received radio frequency envelope signal into a driving signal and inputs it into the optical module. This setting is to improve transmission quality, eliminate interference, and improve transmission efficiency.

Preferably, the second modulation module includes a signal conditioning module, a quadrature demodulator, and a second signal amplifier; the signal conditioning module receives the electrical signal sent by the second optical module, weakly amplifies the electrical signal, and sends to the quadrature demodulator; the quadrature demodulator receives the electrical signal, multiplies the electrical signal by the local oscillator frequency, outputs two orthogonal differential signals, and sends them to the second signal amplifier; the second signal The amplifier receives the differential signal, amplifies it, and sends it to the second digital-to-analog conversion module. This setting is to improve transmission quality, eliminate interference, and improve transmission efficiency.

Preferably, the voltage of the bias device is 40 V ~ 50 V, and the current is 15 mA ~ 25 mA. It should be noted that this is only a preference, not a restrictive stipulation.

The present invention also provides a stage light control system based on visible light communication, the control system includes a console, a visible light communication system, and a stage light; the stage light is used to send data signals transmitted through a TCP/IP network; the visible light The communication system includes an ARTNET-to-VLC gateway controller, a visible light communication module, and a VLC-to-ARTNET gateway controller; the ARTNET-to-VLC gateway controller is used to receive the data signal transmitted by the stage light, convert the data signal into a visible light signal, and convert the visible light signal transmitted to the visible light communication module; the visible light communication module is used to receive the visible light signal, and transmit the visible light signal to the VLC to ARTNET gateway controller; the VLC to ARTNET gateway controller is used to receive the visible light signal transmitted by the visible light communication module, and transmit the visible light signal The signal is converted into a data signal transmitted through the TCP/IP network, and the data signal is transmitted to the console; the console is used to receive the data signal transmitted by the ARTNET-to-VLC gateway controller. This setting is to realize that the stage light sends signals to the console, and utilizes the transmission of visible light signals to improve the quality and efficiency of transmission.

Preferably, the ARTNET to VLC gateway controller includes a first host computer, a first single-chip microcomputer, a first CPLD complex programmable logic device, a first digital-to-analog conversion module, a first modulation module and a first optical module; A host computer is used to receive the data signal of the stage light, encapsulate the data signal, and send it to the first single-chip microcomputer; the first single-chip microcomputer is used to receive the data signal sent by the first host computer, and map to the first CPLD complex programmable The data port of logic device communication, and by signal gating, instructs the first CPLD complex programmable logic device to receive the data signal, and sends the data signal synchronously and in parallel to the first CPLD complex programmable logic device; the first CPLD complex programmable logic device The programming logic device is used to receive the data signal sent in parallel by the first single-chip microcomputer, perform serial sampling and latching of the data signal, and send the data signal to the first digital-to-analog conversion module; the first digital-to-analog conversion module is used to receive The received data signal is converted into a differential analog signal; the first modulation module is used to receive the differential analog signal of the first digital-to-analog conversion module, and modulate the differential analog signal; the first optical module converts the modulated differential analog signal The signal is converted into the optical brightness change information of the stage light and sent to the visible light communication module.

Preferably, the VLC to ARTNET gateway controller includes a second host computer, a second single-chip microcomputer, a second CPLD complex programmable logic device, a second digital-to-analog conversion module, a second modulation module and a second optical module; The second optical module is used to receive the optical brightness change information of the stage lamp transmitted by the visible light communication module, convert it into an electrical signal, and send it to the second modulation module; the second modulation module is used to receive the electrical signal sent by the second optical module, Modulate the electrical signal and send it to the second digital-to-analog conversion module; the second digital-to-analog conversion module is used to receive the electrical signal from the second modulation module, convert the electrical signal into a data signal, and send it to the second CPLD complex A programmable logic device; the second CPLD complex programmable logic device is used to receive the data signal of the second digital-to-analog conversion module, convert it into a parallel data signal, and send it to the second single-chip microcomputer; the second single-chip microcomputer receives the second CPLD The parallel data signal sent by the complex programmable logic device is transmitted to the second host computer; the second host computer receives the data signal of the second single-chip computer, decodes and encapsulates the data signal, and sends it to the console.

The present invention also provides a control method of a stage light control system based on visible light communication, the steps are as follows:

(a) The console sends data signals transmitted through the TCP/IP network to the ARTNET-to-VLC gateway controller;

(b) After step (a), the ARTNET-to-VLC gateway controller receives the data signal transmitted by the console, converts the data signal into a visible light signal, and transmits the visible light signal to the visible light communication module;

(c) After step (b), the visible light communication module receives the visible light signal, and simultaneously transmits the visible light signal to the VLC-to-ARTNET gateway controller;

(d) After step (c), the VLC-to-ARTNET gateway controller receives the visible light signal transmitted by the visible light communication module, converts the visible light signal into a data signal transmitted through the TCP/IP network, and transmits the data signal to the stage lamp;

(e) After step (d), the stage light receives the data signal transmitted by the ARTNET-to-VLC gateway controller.

The present invention also provides another control method for a stage light control system based on visible light communication, the steps are as follows:

(a) The stage lights send data signals transmitted through the TCP/IP network;

(b) After step (a), the ARTNET-to-VLC gateway controller receives the data signal transmitted by the stage light, converts the data signal into a visible light signal, and transmits the visible light signal to the visible light communication module;

(c) After step (b), the visible light communication module receives the visible light signal, and transmits the visible light signal to the VLC-to-ARTNET gateway controller;

(d) After step (c), the ARTNET-to-VLC gateway controller receives the visible light signal transmitted by the visible light communication module, converts the visible light signal into a data signal transmitted through the TCP/IP network, and transmits the data signal to the console ;

(e) After step (d), the console receives the data signal transmitted by the ARTNET-to-VLC gateway controller.

Compared with prior art, the beneficial effect of the present invention is:

The stage lamp control system and control method based on visible light communication of the present invention provide a system through visible light signal transmission through the setting of an ARTNET-to-VLC gateway controller, a visible light communication module, and a VLC-to-ARTNET gateway controller, which improves safety. And it avoids the complexity of the network cable, improves the convenience of use, and can avoid the interference of other signals, and improves the transmission quality. The invention replaces the Art-Net network cable connection between the stage light and the console, and realizes the data transmission between the stage light and the console by means of visible light communication, realizing convenient, fast and accurate data transmission.

Description of drawings

Fig. 1 is a flowchart of a stage light control system based on visible light communication according to Embodiment 1.

Fig. 2 is a working principle diagram of Fig. 1 .

FIG. 3 is a schematic diagram of the ARTNET-to-VLC gateway controller in FIG. 2 .

FIG. 4 is a schematic diagram of the VLC-to-ARTNET gateway controller in FIG. 2 .

Fig. 5 is a flow chart of the second embodiment of the stage light control system based on visible light communication.

FIG. 6 is a working principle diagram of FIG. 5 .

detailed description

The present invention will be further described below in combination with specific embodiments. Wherein, the accompanying drawings are only for illustrative purposes, showing only schematic diagrams, rather than physical drawings, and should not be construed as limitations on this patent; in order to better illustrate the embodiments of the present invention, some parts of the accompanying drawings will be omitted, Enlargement or reduction does not represent the size of the actual product; for those skilled in the art, it is understandable that certain known structures and their descriptions in the drawings may be omitted.

In the drawings of the embodiments of the present invention, the same or similar symbols correspond to the same or similar components; The orientation or positional relationship indicated by etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, use a specific Orientation structure and operation, therefore, the terms describing the positional relationship in the drawings are only for illustrative purposes, and should not be construed as limitations on this patent. Those of ordinary skill in the art can understand the specific meanings of the above terms according to specific situations.

Embodiment one

As shown in Figures 1 to 4, the first embodiment of the stage lamp control system based on visible light communication of the present invention, the control system includes a console 1, a visible light communication system 2 and a stage lamp 3; the console 1 is used to send A data signal transmitted through a TCP/IP network; the visible light communication system 2 includes an ARTNET-to-VLC gateway controller 21, a visible light communication module 22, and a VLC-to-ARTNET gateway controller 23; the ARTNET-to-VLC gateway controller 21 is used to receive The data signal transmitted by the console 1 converts the data signal into a visible light signal, and transmits the visible light signal to the visible light communication module 22; the visible light communication module 22 is used to receive the visible light signal, and transmit the visible light signal to the VLC to ARTNET gateway for control device 23; the VLC to ARTNET gateway controller 23 is used to receive the visible light signal transmitted by the visible light communication module 22, convert the visible light signal into a data signal transmitted through the TCP/IP network, and transmit the data signal to the stage light 3; The stage light 3 is used to receive the data signal transmitted by the VLC-to-ARTNET gateway controller 23.

Specifically, the ARTNET-to-VLC gateway controller 21 includes a first host computer 211, a first single-chip microcomputer 212, a first CPLD complex programmable logic device 213, a first digital-to-analog conversion module 214, a first modulation module 215 and a first Optical module 216; the first host computer 211 is used to receive the data signal of the console 1, encapsulate the data signal, and send it to the first single-chip microcomputer 212; the first single-chip microcomputer 212 is used to receive the first host computer 211 to send The data signal is mapped to the data port of the first CPLD complex programmable logic device 213 communication, and through signal gating, instructs the first CPLD complex programmable logic device 213 to receive the data signal, and send the data signal synchronously and in parallel to the first CPLD complex programmable logic device 213; the first CPLD complex programmable logic device 213 is used to receive the data signal sent in parallel by the first single-chip microcomputer 212, perform serial sampling and latching of the data signal, and send the data signal to the first A digital-to-analog conversion module 214; the first digital-to-analog conversion module 214 is used to convert the received data signal into a differential analog signal; the first modulation module 215 is used to receive the differential analog signal of the first digital-to-analog conversion module 214 , and modulate the differential analog signal; the first optical module 216 is used to convert the modulated differential analog signal into optical brightness change information of the stage light and send it to the visible light communication module 22 .

Wherein, the VLC to ARTNET gateway controller 23 includes a second host computer 231, a second single-chip microcomputer 232, a second CPLD complex programmable logic device 233, a second digital-to-analog conversion module 234, a second modulation module 235 and a second optical Module 236; the second optical module 236 is used to receive the optical brightness change information of the stage lamp transmitted by the visible light communication module 22, convert it into an electrical signal, and send it to the second modulation module 235; the second modulation module 235 is used to Receive the electrical signal sent by the second optical module 236, modulate the electrical signal, and send it to the second digital-to-analog conversion module 234; the second digital-to-analog conversion module 234 is used to receive the electrical signal from the second modulation module 235, and The electrical signal is converted into a data signal, and sent to the second CPLD complex programmable logic device 233; the second CPLD complex programmable logic device 233 is used to receive the data signal of the second digital-to-analog conversion module 234, and convert it into a parallel data signal , and send to the second single-chip microcomputer 232; the second single-chip microcomputer 232 receives the parallel data signal passed by the second CPLD complex programmable logic device 233, and transmits to the second upper computer 231; the second upper computer 231 receives the second Second, the single-chip microcomputer 232 decodes and encapsulates the data signal, and sends it to the stage light 3 .

In addition, the stage light is provided with an ARTNET-to-DMX gateway controller for converting the data signal transmitted by the TCP/IP network into a DMX signal or an ARTNET stage light control network module for controlling the stage light.

Wherein, the first modulation module 215 includes a quadrature modulator 217, a first signal amplifier 218 and a biaser 219, the quadrature modulator 217 is used to receive the differential analog signal of the digital-to-analog conversion module 214, and convert the differential analog The signal is multiplied by the carrier signal, modulated to the carrier frequency to output a radio frequency envelope signal with data information, and the radio frequency envelope signal is sent to the first signal amplifier 218;

The first signal amplifier 218 is used to amplify the radio frequency envelope signal and send it to the biaser 219 ; the biaser 219 synthesizes the received radio frequency envelope signal into a driving signal and inputs it to the optical module 216 .

In addition, the second modulation module 235 includes a signal conditioning module 237, a quadrature demodulator 238, and a second signal amplifier 239; the signal conditioning module 237 receives the electrical signal sent by the second optical module 236, and performs Weakly amplified and sent to the quadrature demodulator 238; the quadrature demodulator 238 receives the electrical signal, multiplies the electrical signal by the local oscillator frequency, outputs two orthogonal differential signals, and sends it to the second signal Amplifier 239 ; the second signal amplifier 239 receives the differential signal, amplifies it, and sends it to the second digital-to-analog conversion module 234 .

Wherein, the second modulation module 235 includes a signal conditioning module 237, a quadrature demodulator 238, and a second signal amplifier 239; the signal conditioning module 237 receives the electrical signal sent by the second optical module 236, and performs Weakly amplified and sent to the quadrature demodulator 238; the quadrature demodulator 238 receives the electrical signal, multiplies the electrical signal by the local oscillator frequency, outputs two orthogonal differential signals, and sends it to the second signal Amplifier 239 ; the second signal amplifier 239 receives the differential signal, amplifies it, and sends it to the second digital-to-analog conversion module 234 .

In addition, the voltage of the biaser 219 is 40 V-50 V, and the current is 15 mA-25 mA. It should be noted that this is only a preference, not a restrictive stipulation.

The present invention also provides a control method of a stage light control system based on visible light communication, the steps are as follows:

(a) The console 1 sends the data signal transmitted through the TCP/IP network to the ARTNET-to-VLC gateway controller 21;

(b) After step (a), the ARTNET-to-VLC gateway controller 21 receives the data signal transmitted by the console 1, converts the data signal into a visible light signal, and transmits the visible light signal to the visible light communication module 22;

(c) After step (b), the visible light communication module 22 receives the visible light signal and transmits the visible light signal to the VLC-to-ARTNET gateway controller 23 at the same time;

(d) After step (c), the VLC-to-ARTNET gateway controller 23 receives the visible light signal transmitted by the visible light communication module 22, converts the visible light signal into a data signal transmitted through the TCP/IP network, and transmits the data signal To Stage Light 3;

(e) After step (d), the stage light 3 receives the data signal transmitted by the ARTNET-to-VLC gateway controller 21 .

Embodiment two

As shown in Figures 5 to 6, the second embodiment of the stage light control system based on visible light communication of the present invention is similar to the first embodiment, the difference is that the ARTNET-to-VLC gateway controller 21 includes a first A host computer 211, the first single-chip microcomputer 212, the first CPLD complex programmable logic device 213, the first digital-to-analog conversion module 214, the first modulation module 215 and the first optical module 216; the first host computer 211 is used for receiving The data signal of the stage light 3 is encapsulated and sent to the first single-chip microcomputer 212; the first single-chip microcomputer 212 is used to receive the data signal sent by the first host computer 211, and is mapped to the first CPLD complex programmable logic device 213 communication data port, and by signal gating, instruct the first CPLD complex programmable logic device 213 to receive the data signal, and send the data signal to the first CPLD complex programmable logic device 213 synchronously; The programmable logic device 213 is used to receive the data signal sent in parallel by the first single-chip microcomputer 212, perform serial sampling and latching of the data signal, and send the data signal to the first digital-to-analog conversion module 214; the first digital-to-analog conversion module 214 is used to convert the received data signal into a differential analog signal; the first modulation module 215 is used to receive the differential analog signal of the first digital-to-analog conversion module 214, and modulate the differential analog signal; the first optical The module 216 converts the modulated differential analog signal into optical brightness change information of the stage light and sends it to the visible light communication module 22 .

Wherein, the ARTNET to VLC gateway controller 21 includes a first host computer 211, a first single-chip microcomputer 212, a first CPLD complex programmable logic device 213, a first digital-to-analog conversion module 214, a first modulation module 215 and a first optical Module 216; the first host computer 211 is used to receive the data signal of the stage lamp 3, encapsulate the data signal, and send it to the first single-chip microcomputer 212; the first single-chip microcomputer 212 is used to receive The data signal is mapped to the data port of the first CPLD complex programmable logic device 213 communication, and through signal gating, instructs the first CPLD complex programmable logic device 213 to receive the data signal, and sends the data signal to the first CPLD synchronously and in parallel Complex programmable logic device 213; the first CPLD complex programmable logic device 213 is used to receive the data signal sent in parallel by the first single-chip microcomputer 212, perform serial sampling and latching of the data signal, and send the data signal to the first data signal The analog conversion module 214; the first digital-to-analog conversion module 214 is used to convert the received data signal into a differential analog signal; the first modulation module 215 is used to receive the differential analog signal of the first digital-to-analog conversion module 214, and modulate the differential analog signal; the first optical module 216 converts the modulated differential analog signal into optical brightness change information of the stage light and sends it to the visible light communication module 22 .

In addition, the VLC to ARTNET gateway controller 23 includes a second host computer 231, a second single-chip microcomputer 232, a second CPLD complex programmable logic device 233, a second digital-to-analog conversion module 234, a second modulation module 235 and a second optical Module 236; the second optical module 236 is used to receive the optical brightness change information of the stage lamp transmitted by the visible light communication module 22, convert it into an electrical signal, and send it to the second modulation module 235; the second modulation module 235 is used to Receive the electrical signal sent by the second optical module 236, modulate the electrical signal, and send it to the second digital-to-analog conversion module 234; the second digital-to-analog conversion module 234 is used to receive the electrical signal from the second modulation module 235, and The electrical signal is converted into a data signal, and sent to the second CPLD complex programmable logic device 233; the second CPLD complex programmable logic device 233 is used to receive the data signal of the second digital-to-analog conversion module 234, and convert it into a parallel data signal , and send to the second single-chip microcomputer 232; the second single-chip microcomputer 232 receives the parallel data signal sent by the second CPLD complex programmable logic device 233, and transmits to the second upper computer 231; the second upper computer 231 receives the second The single-chip microcomputer 232 decodes and encapsulates the data signal, and sends it to the console 1 .

The present invention also provides a control method of a stage light control system based on visible light communication, the steps are as follows:

(a) The stage lights 3 send data signals transmitted through the TCP/IP network;

(b) After step (a), the ARTNET-to-VLC gateway controller 21 receives the data signal transmitted by the stage light (3), converts the data signal into a visible light signal, and transmits the visible light signal to the visible light communication module 22;

(c) After step (b), the visible light communication module 22 receives the visible light signal, and transmits the visible light signal to the VLC-to-ARTNET gateway controller 23;

(d) After step (c), the VLC-to-ARTNET gateway controller 23 receives the visible light signal transmitted by the visible light communication module 22, converts the visible light signal into a data signal transmitted through the TCP/IP network, and transmits the data signal to console1;

(e) After step (d), the console 1 receives the data signal transmitted by the VLC-to-ARTNET gateway controller 23 .

Apparently, the above-mentioned embodiments of the present invention are only examples for clearly illustrating the present invention, rather than limiting the implementation of the present invention. For those of ordinary skill in the art, on the basis of the above description, other changes or changes in different forms can also be made. It is not necessary and impossible to exhaustively list all the implementation manners here. All modifications, equivalent replacements and improvements made within the spirit and principles of the present invention shall be included within the protection scope of the claims of the present invention.

Claims (12)

1. A stage light control system based on visible light communication, characterized in that the control system includes a console (1), a visible light communication system (2) and a stage light (3); the console (1) is used to Sending data signals transmitted through a TCP/IP network; the visible light communication system (2) includes an ARTNET-to-VLC gateway controller (21), a visible light communication module (22) and a VLC-to-ARTNET gateway controller (23); the ARTNET The VLC gateway controller (21) is used to receive the data signal transmitted by the console (1), convert the data signal into a visible light signal, and transmit the visible light signal to the visible light communication module (22); the visible light communication module (22) Used to receive visible light signals, and transmit the visible light signals to the VLC-to-ARTNET gateway controller (23); the VLC-to-ARTNET gateway controller (23) is used to receive the visible light signals transmitted by the visible light communication module (22), and transmit the visible light signals to Convert it into a data signal transmitted through the TCP/IP network, and transmit the data signal to the stage light (3); the stage light (3) is used to receive the data signal transmitted by the VLC-to-ARTNET gateway controller (23). 2. The stage light control system based on visible light communication according to claim 1, characterized in that, the ARTNET-to-VLC gateway controller (21) includes a first host computer (211), a first single-chip microcomputer (212), a second A CPLD complex programmable logic device (213), a first digital-to-analog conversion module (214), a first modulation module (215) and a first optical module (216); The first host computer (211) is used to receive the data signal of the console (1), encapsulate the data signal, and send it to the first single-chip microcomputer (212); The first single-chip microcomputer (212) is used to receive the data signal sent by the first host computer (211), map to the data port of the first CPLD complex programmable logic device (213) communication, and through signal gating, indicate the first The CPLD complex programmable logic device (213) receives the data signal, and sends the data signal synchronously and in parallel to the first CPLD complex programmable logic device (213); The first CPLD complex programmable logic device (213) is used to receive the data signal sent in parallel by the first single-chip microcomputer (212), perform serial sampling and latching of the data signal, and send the data signal to the first digital-to-analog conversion module (214); The first digital-to-analog conversion module (214) is used to convert the received data signal into a differential analog signal; The first modulation module (215) is used to receive the differential analog signal from the first digital-to-analog conversion module (214), and modulate the differential analog signal; The first optical module (216) is used to convert the modulated differential analog signal into optical brightness change information of stage lights and send it to the visible light communication module (22). 3. The stage light control system based on visible light communication according to claim 1, characterized in that, the VLC-to-ARTNET gateway controller (23) includes a second host computer (231), a second single-chip microcomputer (232), a second Two CPLD complex programmable logic devices (233), a second digital-to-analog conversion module (234), a second modulation module (235) and a second optical module (236); The second optical module (236) is used to receive the optical brightness change information of the stage lamp transmitted by the visible light communication module (22), convert it into an electrical signal, and send it to the second modulation module (235); The second modulation module (235) is used to receive the electrical signal sent by the second optical module (236), modulate the electrical signal, and send it to the second digital-to-analog conversion module (234); The second digital-to-analog conversion module (234) is used to receive the electrical signal of the second modulation module (235), convert the electrical signal into a data signal, and send it to the second CPLD complex programmable logic device (233); The second CPLD complex programmable logic device (233) is used to receive the data signal of the second digital-to-analog conversion module (234), convert it into a parallel data signal, and send it to the second single-chip microcomputer (232); The second single-chip microcomputer (232) receives the parallel data signal transmitted from the second CPLD complex programmable logic device (233), and transmits it to the second host computer (231); The second upper computer (231) receives the data signal of the second single-chip microcomputer (232), decodes and encapsulates the data signal, and sends it to the stage light (3). 4. The stage light control system based on visible light communication according to claim 1, wherein the stage light is provided with an ARTNET-to-DMX gateway controller for converting data signals transmitted by a TCP/IP network into DMX signals or ARTNET stage lighting control network module for controlling stage lights. 5. The stage light control system based on visible light communication according to claim 2, characterized in that, the first modulation module (215) includes a quadrature modulator (217), a first signal amplifier (218) and a bias device(219), The quadrature modulator (217) is used to receive the differential analog signal from the digital-to-analog conversion module (214), multiply the differential analog signal by the carrier signal, modulate it to the carrier frequency, and output a radio frequency envelope signal with data information , and send the radio frequency envelope signal to the first signal amplifier (218); The first signal amplifier (218) is used to amplify the radio frequency envelope signal and send it to the biaser (219); The biaser (219) synthesizes the received radio frequency envelope signal into a driving signal, and inputs it into the optical module (216). 6. The stage light control system based on visible light communication according to claim 3, characterized in that, the second modulation module (235) includes a signal conditioning module (237), a quadrature demodulator (238), a second signal amplifier (239); The signal conditioning module (237) receives the electrical signal sent by the second optical module (236), weakly amplifies the electrical signal, and sends it to the quadrature demodulator (238); The quadrature demodulator (238) receives the electrical signal, multiplies the electrical signal by the local oscillator frequency, outputs two orthogonal differential signals, and sends them to the second signal amplifier (239); The second signal amplifier (239) receives the differential signal, amplifies it, and sends it to the second digital-to-analog conversion module (234). 7. The stage light control system based on visible light communication according to claim 5, characterized in that, the voltage of the biaser (219) is 40 V ~ 50V, and the current is 15 mA ~ 25 mA. 8. A stage light control system based on visible light communication, characterized in that the control system includes a console (1), a visible light communication system (2) and a stage light (3); the stage light (3) is used to Sending data signals transmitted through a TCP/IP network; the visible light communication system (2) includes an ARTNET-to-VLC gateway controller (21), a visible light communication module (22), and a VLC-to-ARTNET gateway controller (23); the ARTNET The VLC gateway controller (21) is used to receive the data signal transmitted by the stage lamp (3), convert the data signal into a visible light signal, and transmit the visible light signal to the visible light communication module (22); the visible light communication module (22) Used to receive visible light signals, and transmit the visible light signals to the VLC-to-ARTNET gateway controller (23); the VLC-to-ARTNET gateway controller (23) is used to receive the visible light signals transmitted by the visible light communication module (22), and transmit the visible light signals to It is converted into a data signal transmitted through the TCP/IP network, and the data signal is transmitted to the console (1); the console (1) is used to receive the data signal transmitted by the ARTNET-to-VLC gateway controller (21). 9. The stage light control system based on visible light communication according to claim 8, characterized in that, the ARTNET-to-VLC gateway controller (21) includes a first host computer (211), a first single-chip microcomputer (212), a second A CPLD complex programmable logic device (213), a first digital-to-analog conversion module (214), a first modulation module (215) and a first optical module (216); The first host computer (211) is used to receive the data signal of the stage lamp (3), encapsulate the data signal, and send it to the first single-chip microcomputer (212); The first single-chip microcomputer (212) is used to receive the data signal sent by the first host computer (211), map to the data port of the first CPLD complex programmable logic device (213) communication, and through signal gating, indicate the first The CPLD complex programmable logic device (213) receives the data signal, and sends the data signal synchronously and in parallel to the first CPLD complex programmable logic device (213); The first CPLD complex programmable logic device (213) is used to receive the data signal sent in parallel by the first single-chip microcomputer (212), perform serial sampling and latching of the data signal, and send the data signal to the first digital-to-analog conversion module (214); The first digital-to-analog conversion module (214) is used to convert the received data signal into a differential analog signal; The first modulation module (215) is used to receive the differential analog signal from the first digital-to-analog conversion module (214), and modulate the differential analog signal; The first optical module (216) converts the modulated differential analog signal into optical brightness change information of stage lights and sends it to the visible light communication module (22). 10. The stage light control system based on visible light communication according to claim 8, characterized in that, the VLC-to-ARTNET gateway controller (23) includes a second host computer (231), a second single-chip microcomputer (232), a second Two CPLD complex programmable logic devices (233), a second digital-to-analog conversion module (234), a second modulation module (235) and a second optical module (236); The second optical module (236) is used to receive the optical brightness change information of the stage lamp transmitted by the visible light communication module (22), convert it into an electrical signal, and send it to the second modulation module (235); The second modulation module (235) is used to receive the electrical signal sent by the second optical module (236), modulate the electrical signal, and send it to the second digital-to-analog conversion module (234); The second digital-to-analog conversion module (234) is used to receive the electrical signal of the second modulation module (235), convert the electrical signal into a data signal, and send it to the second CPLD complex programmable logic device (233); The second CPLD complex programmable logic device (233) is used to receive the data signal of the second digital-to-analog conversion module (234), convert it into a parallel data signal, and send it to the second single-chip microcomputer (232); The second single-chip microcomputer (232) receives the parallel data signal sent by the second CPLD complex programmable logic device (233), and transmits it to the second host computer (231); The second host computer (231) receives the data signal of the second single-chip microcomputer (232), decodes and encapsulates the data signal, and sends it to the console (1). 11. A control method for a stage light control system based on visible light communication according to claim 1, wherein the steps are as follows: (a) The console (1) sends data signals transmitted through the TCP/IP network to the ARTNET-to-VLC gateway controller (21); (b) After step (a), the ARTNET-to-VLC gateway controller (21) receives the data signal transmitted by the console (1), converts the data signal into a visible light signal, and transmits the visible light signal to the visible light communication module (twenty two); (c) After step (b), the visible light communication module (22) receives the visible light signal, and simultaneously transmits the visible light signal to the VLC-to-ARTNET gateway controller (23); (d) After step (c), the VLC-to-ARTNET gateway controller (23) receives the visible light signal transmitted by the visible light communication module (22), and simultaneously converts the visible light signal into a data signal transmitted through the TCP/IP network, and Transmitting data signals to stage lights (3); (e) After step (d), the stage light (3) receives the data signal transmitted by the VLC-to-ARTNET gateway controller (23). 12. A control method for a stage light control system based on visible light communication according to claim 8, wherein the steps are as follows: (a) The stage lights (3) send data signals transmitted through the TCP/IP network; (b) After step (a), the ARTNET-to-VLC gateway controller (21) receives the data signal transmitted by the stage light (3), converts the data signal into a visible light signal, and transmits the visible light signal to the visible light communication module ( twenty two); (c) After step (b), the visible light communication module (22) receives the visible light signal, and transmits the visible light signal to the VLC-to-ARTNET gateway controller (23); (d) After step (c), the VLC-to-ARTNET gateway controller (23) receives the visible light signal transmitted by the visible light communication module (22), converts the visible light signal into a data signal transmitted through the TCP/IP network, and sends The data signal is transmitted to the console (1); (e) After step (d), the console (1) receives the data signal transmitted by the VLC-to-ARTNET gateway controller (23).