CN113825207A

CN113825207A - Signal wireless transmission system and control method thereof

Info

Publication number: CN113825207A
Application number: CN202110979328.2A
Authority: CN
Inventors: 朱继红; 丁莉
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2021-12-21

Abstract

The invention relates to a signal wireless transmission system, which comprises an address editable user side, a control module for controlling signals of the transmission system, a 4G transmitter electrically connected with the control module, at least one 4G receiver for receiving signals of the 4G transmitter, at least one wireless transmitter electrically connected with the 4G receiver, a plurality of wireless receivers for receiving signals of the wireless transmitter and a plurality of LED lamps, and one wireless receiver electrically connected with one LED lamp. The signal wireless transmission system has the advantages of saving materials, saving labor, improving reliability, being beneficial to the transformation of finished products, being convenient for operation and deployment and the like.

Description

Signal wireless transmission system and control method thereof

Technical Field

The invention relates to the technical field of wireless transmission of lighting equipment, in particular to a signal wireless transmission system.

Background

At present, along with the popularization of outdoor brightening, a plurality of old brightening projects need to be modified or improved, particularly, road landscape brightening is carried out, in the modifying or improving process, the influence on pedestrians caused by the requirement of re-laying of lines is small, secondary damage to the road surface is reduced as much as possible, the transmission distances related to the projects are quite long, the projects are started in two directions of 10Km, and the requirements on wireless transmission signal series are generated.

In the prior art, a general DMX master controller and a DMX512 wireless transmitter are adopted, because the DMX master controller has a large volume and a protection grade of IP54, the wireless transmitter is required to be placed in a waterproof box body for outdoor use and is generally placed at a position which is easy to hide such as a green belt, and the like, the additional DMX512 wireless transmitter is connected with the master controller through a special signal line, in order to ensure the signal strength, the wireless transmitter is required to be fixed at a higher position, the overall construction difficulty is high, signals are wirelessly transmitted and received between the wireless transmitter and the wireless receiver through a carrier technology, generally, one transmitter can only control receivers with the diameter within 300m at most, and the number of the receivers cannot exceed 170; the main controller can only be increased again when the construction cost exceeds the range, so that the whole construction cost is higher, and the construction process is more complex; and in the subsequent replacement effect, personnel needs to replace the SD card on site.

Therefore, a wireless signal transmission system is developed to solve the above problems.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides a signal wireless transmission system which has the advantages of saving materials, saving labor, improving reliability, facilitating the transformation of finished products, facilitating operation and deployment and the like.

In order to achieve the purpose, the invention adopts the technical scheme that: a signal wireless transmission system comprises a user side capable of editing an address, a control module for controlling signals of the transmission system, a 4G transmitter electrically connected with the control module, at least one 4G receiver for receiving signals of the 4G transmitter, at least one wireless transmitter electrically connected with the 4G receiver, a plurality of wireless receivers for receiving signals of the wireless transmitter, a plurality of LED lamps and a wireless receiver electrically connected with the LED lamps, wherein the user side controls the 4G transmitter to transmit signals through the control module, the 4G receiver transmits the received wireless signals through the wireless transmitter, and the wireless receiver receives the wireless signals transmitted by the wireless transmitter and lights the LED lamps.

Preferably, the control module is an expansion board with a chip, the control module is electrically connected to a computer through a TTL-USB serial port line, and the computer displays an operation interface of the expansion board.

Preferably, the expansion board is provided with an encrypted smart memory card and is connected to the LCD display screen.

Preferably, the farthest distance between the wireless transmitter and the wireless receiver is less than or equal to 50 m.

Preferably, the wireless receiver is provided with a wireless relay module, and the farthest distance between two adjacent wireless receivers is less than or equal to 50 m.

Preferably, the wireless receiver is provided with a single chip microcomputer with data storage, and the user side modifies the address of the wireless receiver through an operation interface.

Preferably, the user side is a computer, a smart phone APP or a human-computer interaction interface.

Preferably, the number of the main addresses of the signal wireless transmission system is 1-99, and the number of the sub-addresses is 1-16.

A control method of a signal wireless transmission system, comprising the steps of:

9.1 decomposing the pre-made arm format file;

9.2 transmitting the decomposed video file to a wireless control module;

9.3 the module which does not successfully receive the information can be retransmitted point to point;

9.4 select the nodes that need special attention, write the receiver address code online, and retransmit.

Preferably, in step 9.2, the decomposed video files are sent in batch, each wireless receiver is monitored whether it can receive the signal, and the playing time is set.

Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:

the signal wireless transmission system saves materials and labor, improves reliability, and is beneficial to finished product transformation and wide in deployment.

Drawings

Fig. 1 is a block diagram of a signal wireless transmission system according to the present invention;

fig. 2 is a block diagram of a 4G receiver according to the present invention for receiving wireless signals of a 4G transmitter;

FIG. 3 is a block diagram of a 4G transmitter receiving a wireless signal by an N4G receiver according to the present invention;

fig. 4 is a schematic structural diagram of a to-be-modified address of a 5 th-2 nd wireless receiver corresponding to the fifth 4G receiver according to the present invention;

fig. 5 is a flowchart of a control method of the wireless signal transmission system according to the present invention.

Detailed Description

The invention is described in further detail below with reference to the figures and the embodiments.

In fig. 1 to 3, a wireless signal transmission system includes an address-editable user side, which is a computer, a smart phone APP (e.g., a WeChat applet), a human-computer interface, and the like. The LED lamp also comprises a control module for controlling signals of the transmission system, a 4G transmitter electrically connected with the control module, at least one 4G receiver for receiving signals of the 4G transmitter, at least one wireless transmitter electrically connected with the 4G receiver, a plurality of wireless receivers for receiving signals of the wireless transmitter and a plurality of LED lamps.

The specification and size of the nth 4G receiver, i.e., the nth 4G receiver, the first 4G receiver, the second 4G receiver and the nth 4G receiver are the same. The first wireless transmitter, the second wireless transmitter and the Nth wireless transmitter are the same in structure and size. The 1 st-N wireless receiver, the 2 nd-N wireless receiver and the N-N wireless receiver have the same structure and size, and the address codes are different. The 1 st-NLED lamp, the 2 nd-NLED lamp and the N-NLED lamp have the same structure and size.

The wireless signal transmission system is based on the Bluetooth technology, realizes wireless transmission and reception of DMX512 signals, and realizes remote program replacement through the 4G/5G technology. The number of the main addresses of the signal wireless transmission system is 1-99, and the number of the sub-addresses is 1-16. Used for controlling large-scale multi-light projects.

A wireless receiver is electrically connected with an LED lamp. The user passes through control module control 4G transmitter transmission signal, and the wireless signal that 4G receiver will receive sends through wireless transmitter, and wireless receiver receives the wireless signal that wireless transmitter sent to light LED lamps and lanterns.

The control module is an expansion board with a chip. The expansion board is provided with an encrypted smart memory card and is connected to the LCD display screen. The control module is electrically connected to a computer through a Transistor-Transistor Logic (TTL) and a Transistor-Universal Serial Bus (USB) serial port line, and the computer displays an operation interface of a chip program in the expansion board.

The farthest distance between the wireless transmitter and the wireless receiver is less than or equal to 50m, preferably 20m, 30m and 50 m. Beyond 50m, wireless transceiving between the wireless transmitter and the wireless receiver is affected. The wireless receiver is provided with a wireless relay module, and the farthest distance between two adjacent wireless receivers is less than or equal to 50m, preferably 25m, 30m and 50 m. Exceeding 50m will affect the relay effect of the wireless receiver.

The wireless receiver is provided with a singlechip with data storage, and the user side modifies the address of the wireless receiver through an operation interface.

In fig. 4 to 5, a method for controlling a signal wireless transmission system includes the following steps:

9.1 reading the arm format file and decomposing the arm format file which is made in advance.

9.2 transmitting the decomposed video files to the wireless control module, sending the decomposed video files in batches, monitoring whether each wireless receiver can receive signals or not, and setting the playing time.

And 9.3, the module which does not successfully receive the information can retransmit point to point, and the node address is selected for connection. The portable writing address device can set a receiving distance and modify wirelessly: for example, the "6 th-2 nd wireless receiver" address is changed to the "5 th-2 nd wireless receiver".

The above is only a specific application example of the present invention, and the protection scope of the present invention is not limited in any way. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.

Claims

1. A wireless signal transmission system, characterized by: the system comprises a user side capable of editing an address, a control module for controlling signals of a transmission system, a 4G transmitter electrically connected with the control module, at least one 4G receiver for receiving signals of the 4G transmitter, at least one wireless transmitter electrically connected with the 4G receiver, a plurality of wireless receivers for receiving signals of the wireless transmitter and a plurality of LED lamps, wherein the wireless receiver is electrically connected with the LED lamps, the user side controls the 4G transmitter to transmit signals through the control module, the 4G receiver sends the received wireless signals through the wireless transmitter, and the wireless receiver receives the wireless signals sent by the wireless transmitter and lights the LED lamps.

2. The wireless signal transmission system according to claim 1, wherein the control module is an expansion board with a chip, the control module is electrically connected to a computer through a TTL-USB serial port, and the computer displays an operation interface of the expansion board.

3. The wireless signal transmission system according to claim 2, wherein the expansion board is provided with an encrypted smart memory card and is connected to an LCD display screen.

4. The wireless signal transmission system according to claim 1, wherein the farthest distance between the wireless transmitter and the wireless receiver is less than or equal to 50 m.

5. The wireless signal transmission system according to claim 4, wherein said wireless receiver has a wireless relay module, and the farthest distance between two adjacent wireless receivers is less than or equal to 50 m.

6. The wireless signal transmission system according to claim 5, wherein the wireless receiver is provided with a single chip microcomputer with data storage, and the user terminal modifies the address of the wireless receiver through an operation interface.

7. The system according to claim 1, wherein the user terminal is a computer, a smartphone APP, or a human-computer interface.

8. The wireless signal transmission system according to claim 1, wherein the number of the master addresses of the wireless signal transmission system is 1 to 99, and the number of the slave addresses is 1 to 16.

9. A method for controlling a signal wireless transmission system, comprising the steps of:

9.1 decomposing the pre-made arm format file;

9.2 transmitting the decomposed video file to a wireless control module;

10. A method for controlling a wireless signal transmission system according to claim 9, characterized in that in step 9.2, the decomposed video files are transmitted in batch, each wireless receiver is monitored for signal reception, and the playing time is set.