CN117789616A - Connection method, display screen, device and computer readable storage medium for LED box - Google Patents
Connection method, display screen, device and computer readable storage medium for LED box Download PDFInfo
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- CN117789616A CN117789616A CN202410211917.XA CN202410211917A CN117789616A CN 117789616 A CN117789616 A CN 117789616A CN 202410211917 A CN202410211917 A CN 202410211917A CN 117789616 A CN117789616 A CN 117789616A
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- 230000002159 abnormal effect Effects 0.000 claims description 12
- 238000004590 computer program Methods 0.000 claims description 10
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Abstract
The invention discloses a connection method, a display screen, a device and a computer readable storage medium of LED boxes, wherein the connection method comprises the steps of arranging a plurality of LED boxes, and respectively arranging wireless interfaces around at least one LED box; splicing the LED boxes, and communicating adjacent LED boxes in a wireless mode; receiving a data transmission request with a dynamically changeable transmission path, and carrying out communication connection on the spliced LED boxes according to the data transmission request; the signal transmission performance between the LED boxes is improved, and meanwhile, the disassembly and assembly are simplified.
Description
Technical Field
The present invention relates to the field of LED display, and in particular, to a method for connecting an LED box, a display screen, a device, and a computer readable storage medium.
Background
At present, the LED boxes are mainly connected by adopting data wires to realize signal transmission. However, due to the limitation of the technical principle, the wired transmission cannot break through in terms of transmission performance such as signal transmission rate, transmission delay, interference resistance and the like. In addition, because the wired connection between the LED boxes is complicated, the problem that the cable joint is unstable easily occurs in the disassembly and assembly process, and the display picture is abnormal.
There are also existing ways of replacing wired connection between the LED cases with wireless connection, however, the wired connection is simply replaced with wireless connection. Once the wireless connection is problematic, the LED box needs to be replaced immediately, and the disassembly and the assembly are inconvenient, so that if the LED box is damaged immediately, the disassembly and the assembly are inconvenient, and the disassembly and the assembly are not simplified.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: provided are a connection method, a display screen, a device and a computer readable storage medium for LED boxes, which can improve signal transmission performance between LED boxes and simplify disassembly and assembly.
In order to solve the technical problems, the invention adopts a technical scheme that:
a method of connecting an LED housing, comprising:
a plurality of LED boxes are arranged, and wireless interfaces are respectively arranged at the periphery of at least one LED box;
splicing the LED boxes, and communicating adjacent LED boxes in a wireless mode; and
and receiving a data transmission request with a dynamically changeable transmission path, and carrying out communication connection on the spliced LED boxes according to the data transmission request.
In order to solve the technical problems, the invention adopts another technical scheme that:
a display screen comprises a plurality of LED boxes, wherein the LED boxes are connected by adopting the connection method of the LED boxes.
In order to solve the technical problems, the invention adopts another technical scheme that:
the connecting device of the LED box body comprises a memory, a processor and a computer program which is stored in the memory and can run on the processor, wherein the processor realizes the steps of the connecting method of the LED box body when executing the computer program.
A computer readable storage medium having stored thereon computer program instructions which when executed by a processor perform the steps of a method of connecting LED housings as described above.
The invention has the beneficial effects that: when the LED boxes are spliced to form an LED display screen, different LED boxes are connected in a wireless mode, wireless interfaces are respectively arranged on the periphery of at least one LED box, and the spliced LED boxes are connected in a communication mode through data transmission requests with dynamically changeable transmission paths; on one hand, the transmission performance of signals can be ensured by a wireless connection mode, and the problems of signal transmission rate, transmission delay, signal jitter and the like can be improved by flexibly utilizing various wireless transmission technologies; on the other hand, at least one LED box body is provided with wireless interfaces at the periphery, the transmission path can be dynamically changed, the characteristic of wireless connection is fully utilized, the dynamic change of the transmission path is realized by increasing the number of the wireless interfaces at the periphery of the LED box body, when one interface is unavailable, the unavailable interface can be bypassed through changing the transmission path, and other available interfaces are adopted, so that the LED box bodies are not required to be frequently replaced, and the signal transmission performance among the LED box bodies is improved, and meanwhile, the disassembly and assembly are simplified.
Drawings
FIG. 1 is a flow chart of steps of a method for connecting LED boxes according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a signal transmission direction in a connection method of an LED box according to an embodiment of the present invention;
fig. 3 is a schematic diagram of another signal transmission direction in a connection method of an LED box according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a wireless LED box in a method for connecting an LED box according to an embodiment of the present invention;
fig. 5 is a schematic connection diagram of a wireless LED box in a connection method of an LED box according to an embodiment of the present invention;
fig. 6 is a schematic diagram of another signal transmission direction in a connection method of an LED box according to an embodiment of the present invention;
fig. 7 is a schematic diagram of a data structure for implementing signal transmission in a connection method of an LED box according to an embodiment of the present invention;
fig. 8 is a schematic structural diagram of a connection device for an LED box according to an embodiment of the present invention.
Detailed Description
In order to describe the technical contents, the achieved objects and effects of the present invention in detail, the following description will be made with reference to the embodiments in conjunction with the accompanying drawings.
The connection method, the display screen, the device and the computer readable storage medium of the LED box body can be suitable for a scene that the LED box bodies are needed to be spliced to form the LED display screen, and the following description is given by a specific embodiment:
in an alternative embodiment, as shown in fig. 1, a method for connecting an LED box includes the steps of:
s1, arranging a plurality of LED boxes, wherein wireless interfaces are respectively arranged at the periphery of at least one LED box;
s2, splicing the LED boxes, and communicating the adjacent LED boxes in a wireless mode;
the wireless data transmission can be performed in different wireless modes according to specific application scenes, and the communication mode is full duplex communication.
The millimeter wave communication can realize the communication rate of 10Gbps at most, the signal delay is within 3ns, the signal jitter aspect can be controlled at ps level, in addition, the millimeter wave can easily realize the communication distance of centimeter level by controlling the power, and based on the three points, the requirements of the LED display box body on high-speed stability of the signals can be completely met.
In the specific implementation, the wireless transmission can be realized by arranging the millimeter wave wireless transmission chip on the LED box body, and the millimeter wave wireless transmission chip is full duplex communication.
S3, receiving a data transmission request with a dynamically changeable transmission path, and carrying out communication connection on the spliced LED boxes according to the data transmission request.
Fig. 2 shows an LED display screen formed by splicing a plurality of LED boxes, wherein the signal transmission directions are shown by arrows in the figure, and wireless interfaces are arranged around the LED boxes with the numbers of 6 and 7 in the figure, so when the LED box with the number of 5 is transmitted to the LED box with the number of 6, the transmission abnormality is found, the transmission path can be dynamically changed at this time, for example, as shown in fig. 3, corresponding data can be transmitted to the LED box with the number of 6 through the LED box with the number of 3.
Wherein, set up the wireless interface to each side of LED box:
in an alternative implementation manner, wireless interfaces are respectively arranged around each LED box, that is, as shown in fig. 4, each LED display box comprises an FPGA chip, and millimeter wave wireless transmission chips are respectively distributed around the box, and the boxes are in wireless connection with millimeter waves instead of wires, and the millimeter wave wireless transmission chips are all in full duplex communication;
in this implementation manner, all the LED boxes are of uniform specification, so that the disassembly and assembly are convenient, one-to-one correspondence is not required like wired connection, and the signal transmission direction is not affected by hardware, as shown in fig. 5, which is a connection schematic diagram of the wireless LED boxes adopting the connection path shown in fig. 2.
In another optional implementation manner, the LED box body comprises three types, the periphery of the first type of LED box body is respectively provided with a wireless interface, three side surfaces of the second type of LED box body are respectively provided with a wireless interface, and two adjacent side surfaces of the third type of LED box body are respectively provided with a wireless interface;
the LED boxes are spliced into a rectangle;
the four corners on the edge of the rectangle are provided with the LED box body of the third type except the positions of the input and output ports;
the second type of LED box body is arranged at other positions on the edge of the rectangle;
the other areas of the rectangle are provided with the first type of LED box body.
Namely, as shown in fig. 2, the LED boxes numbered 4 and 9 are provided with the third type of LED box, since the LED boxes herein only need to transmit signals on adjacent two sides; while the edges 1 and 12 are the input and output ports, respectively, so they are also provided with a second type of LED box, the LED boxes numbered 2, 3, 5, 8, 10 and 11 on the edges are also provided with a second type of LED box, and the LED boxes numbered 6 and 7 are provided with a first type of LED box;
in this implementation manner, based on the wireless interface setting manner that the position where the LED box is located matches the corresponding wireless interface setting manner, the waste of wireless interface resources can be avoided to the greatest extent, and the full utilization of wireless interface resources and the flexible configuration of the connection path are realized, when the wireless interface setting manner of the LED box in this implementation manner is adopted, when the LED box with the reference number of 5 is transmitted to the LED box with the reference number of 6, the connection path can be dynamically changed at this time, or as shown in fig. 3, the corresponding data can be transmitted to the LED box with the reference number of 6 through the LED box with the reference number of 3, or as shown in fig. 6, the corresponding data can be transmitted to the LED box with the reference number of 12 through the LED box with the reference number of 5, and then the LED boxes with the reference numbers of 11, 10, 9, 8, 7 and 6 are sequentially transmitted.
In another optional embodiment, the connection path setting request includes a box pointer, direction data of each of the LED boxes, and display data;
the step of performing communication connection on the spliced plurality of LED boxes according to the connection path setting request includes:
when the connection path setting request flows through an LED box body, the box body pointer is increased;
according to the increased box body pointer, matching corresponding display data, and according to the direction data of the LED box body flowing through, transmitting a data transmission request to the next LED box body;
wherein, according to the display data that the pointer matching of the said box after increasing corresponds to, include:
presetting a mapping relation between the serial numbers of the LED boxes and corresponding display data;
determining the serial number of the LED box body where the box body pointer is positioned according to the increased box body pointer;
and matching corresponding display data according to the serial numbers of the LED boxes and the mapping relation.
In the embodiment, the setting of the data transmission direction is performed when the data is transmitted, so that the method is convenient and quick, timely adjustment is convenient according to the data transmission condition, the efficiency is high, namely the setting of the transmission direction and the data transmission is realized by one-time configuration, any change on hardware connection of the LED box body is not needed, unlike the existing connection of the LED box body, two-time configuration is needed, the hardware connection of the LED box body is needed, and software setting is also needed on the basis of the hardware connection;
in particular, in the case where the data transmission request includes a data packet, as shown in fig. 7 (a), the data packet includes a box pointer I, direction data N, and display data, and each time the signal data flows through one LED box, the current LED box pointer I is incremented by 1, as shown in fig. 7 (b). In this embodiment, the LED box pointer I starts from 0. For example, when the signal data passes through the first LED box, the box pointer I is 1; when passing through the second LED box, the box pointer is 2, and so on. At this time, the FPGA will match the display data of the corresponding LED box according to the box pointer I, convert the display data into signals suitable for LED display and display (usually RGB signals, which are not specifically limited herein), and meanwhile, transmit the signal data to the next LED box according to the direction data N, for example, as shown in (c) in fig. 7, it can be defined that: n=1, forward transmission; n=2, backward transmission; n=3, upward transmission; when n=4, the data is transmitted downwards, where the definition is convenient for judging the direction of data transmission, and various definition values can be provided, and the method is not particularly limited; as shown in fig. 7 (d), a mapping relationship between the LED box numbers and the corresponding display data is stored in advance, the mapping relationship is stored in the data transmission card together with the data packet, and as the box pointer I increases in the signal flow process, the pointer value is equal to the LED box numbers, so that the corresponding display data of the LED box where the box pointer I is located can be matched accordingly; according to the definition of the direction data N, the signal transmission direction shown in fig. 2 is formed when data transmission is performed according to the direction data sequence shown in (e) of fig. 7.
In another alternative embodiment, the method further comprises:
receiving a signal abnormal response, wherein the signal abnormal response comprises an LED box body with abnormal signal transmission;
according to the signal abnormal response changing data transmission request, carrying out communication connection on the spliced LED boxes according to the changed data transmission request;
when a signal abnormal response is received and the transmission link between the LED box 5 and the LED box 6 is abnormal, as shown in fig. 3 and 6, the data transmission request can be adjusted at the moment, and the first change path is that the data is transmitted to the LED box 6 through the LED box 3 and then transmitted downwards as shown in fig. 3; the second alternate path is shown in fig. 6 as being routed down LED boxes 5 to LED boxes 12, 11, 10, 9, 8, 7 and 6 in sequence.
In this embodiment, the signal transmission direction is determined by software and is not affected by the case hardware. Once the signal communication of one LED box body is abnormal, the signal transmission direction can be modified in real time, signals are transmitted to the abnormal box body from other directions, and the LED box body is lightened. In addition, the wireless LED box bodies are all of uniform specification, so that the positions of the LED box bodies can be exchanged randomly during layout, the assembly and disassembly processes are simple and convenient, and time and energy are saved.
In another alternative embodiment, a display screen includes a plurality of LED housings connected using a method of connecting LED housings as described in any of the above embodiments.
In another alternative embodiment, as shown in fig. 8, a connection device for an LED box includes a memory, a processor, and a computer program stored on the memory and executable on the processor, where the processor executes the computer program to implement the steps of the connection method for an LED box according to any of the above embodiments.
In another alternative embodiment, a computer readable storage medium has stored thereon computer program instructions which, when executed by a processor, implement the steps of a method for connecting LED housings according to any of the embodiments described above.
In summary, according to the connection method, the display screen, the device and the computer readable storage medium for the LED boxes provided by the invention, when the LED boxes are spliced to form the LED display screen, different LED boxes are connected in a wireless manner, the wireless interface setting mode of the LED boxes is high in flexibility, not only can the periphery of each LED box be respectively provided with a wireless interface, but also the wireless interface layout mode of the LED boxes can be correspondingly arranged according to the position of the spliced LED boxes so as to fully utilize interface resources, namely, the periphery of the LED box in the spliced LED display screen is respectively provided with a wireless interface, two adjacent sides of the LED box except the positions of the input port and the output port on the edge are respectively provided with a wireless interface, and three sides of the LED box at the other edge are respectively provided with a wireless interface, and the spliced plurality of LED boxes are in communication connection through data transmission requests with dynamically changeable transmission paths; on one hand, the transmission performance of signals can be ensured by a wireless connection mode, and the problems of signal transmission rate, transmission delay, signal jitter and the like can be improved by flexibly utilizing various wireless transmission technologies; on the other hand, at least one LED box body is provided with wireless interfaces at the periphery, the transmission path can be dynamically changed, the characteristic of wireless connection is fully utilized, the dynamic change of the transmission path is realized by increasing the number of the wireless interfaces at the periphery of the LED box body, when one interface is unavailable, the unavailable interface can be bypassed through changing the transmission path, and other available interfaces are adopted, so that the LED box bodies are not required to be frequently replaced, and the signal transmission performance among the LED box bodies is improved, and meanwhile, the disassembly and assembly are simplified.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent changes made by the specification and drawings of the present invention, or direct or indirect application in the relevant art, are included in the scope of the present invention.
Claims (10)
1. A method of connecting an LED housing, comprising:
a plurality of LED boxes are arranged, and wireless interfaces are respectively arranged at the periphery of at least one LED box;
splicing the LED boxes, and communicating adjacent LED boxes in a wireless mode; and
and receiving a data transmission request with a dynamically changeable transmission path, and carrying out communication connection on the spliced LED boxes according to the data transmission request.
2. The method of claim 1, wherein wireless interfaces are respectively disposed around each of the LED cases.
3. The connection method of the LED box according to claim 1, wherein the LED box comprises three types, wireless interfaces are respectively arranged around the first type of LED box, wireless interfaces are respectively arranged on three side surfaces of the second type of LED box, and wireless interfaces are respectively arranged on two adjacent side surfaces of the third type of LED box;
the LED boxes are spliced into a rectangle;
the four corners on the edge of the rectangle are provided with the LED box body of the third type except the positions of the input and output ports;
the second type of LED box body is arranged at other positions on the edge of the rectangle;
the other areas of the rectangle are provided with the first type of LED box body.
4. A method of connecting an LED housing according to any one of claims 1 to 3, wherein the wireless interface is a millimeter wave wireless interface.
5. A method of connecting LED housings according to any one of claims 1 to 3, wherein the transmission data request contains a housing pointer, direction data of each of the LED housings and display data;
the communication connection of the spliced LED boxes according to the transmission data request comprises the following steps:
when the transmission data request flows through an LED box body, the box body pointer is increased;
and matching corresponding display data according to the increased box body pointer, and transmitting a data transmission request to the next LED box body according to the direction data of the LED box body flowing through.
6. The method of claim 5, wherein the matching the corresponding display data according to the incremented bin pointer comprises:
presetting a mapping relation between the serial numbers of the LED boxes and corresponding display data;
determining the serial number of the LED box body where the box body pointer is positioned according to the increased box body pointer;
and matching corresponding display data according to the serial numbers of the LED boxes and the mapping relation.
7. The method for connecting an LED housing according to claim 2, further comprising:
receiving a signal abnormal response, wherein the signal abnormal response comprises an LED box body with abnormal signal transmission;
and responding to the changed data transmission request according to the signal abnormality, and carrying out communication connection on the spliced LED boxes according to the changed data transmission request.
8. A display screen comprising a plurality of LED housings, wherein the plurality of LED housings are connected by a method of connecting the LED housings as claimed in any one of claims 1 to 7.
9. A connection device for LED housings, comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the processor implements the steps of a connection method for LED housings according to any one of claims 1 to 7 when executing the computer program.
10. A computer-readable storage medium, on which computer program instructions are stored, characterized in that the computer program instructions, when executed by a processor, implement the steps of a method of connecting LED housings of any one of claims 1 to 7.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410211917.XA CN117789616B (en) | 2024-02-27 | 2024-02-27 | Connection method, display screen, device and computer readable storage medium for LED box |
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| CN202410211917.XA CN117789616B (en) | 2024-02-27 | 2024-02-27 | Connection method, display screen, device and computer readable storage medium for LED box |
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| CN117789616A true CN117789616A (en) | 2024-03-29 |
| CN117789616B CN117789616B (en) | 2024-05-10 |
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| CN106020757A (en) * | 2016-05-16 | 2016-10-12 | 联想(北京)有限公司 | Screen splicing method and electronic equipment |
| CN207541916U (en) * | 2017-12-04 | 2018-06-26 | 苏州科达科技股份有限公司 | LED splice displaying systems |
| CN108572809A (en) * | 2018-03-28 | 2018-09-25 | 苏州科达科技股份有限公司 | The display layout adjustment method and device of mosaic display screen |
| CN110502204A (en) * | 2019-08-26 | 2019-11-26 | 深圳蓝普科技有限公司 | A kind of splice displaying system and its signal control method |
| US20220036776A1 (en) * | 2018-10-09 | 2022-02-03 | Industrial Technology Research Institute | Spliced display |
| CN115762396A (en) * | 2022-12-10 | 2023-03-07 | 深圳市灵星雨科技开发有限公司 | Display control method and device of spliced LED display screen |
-
2024
- 2024-02-27 CN CN202410211917.XA patent/CN117789616B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2958088A1 (en) * | 2014-06-20 | 2015-12-23 | Cooper Technologies Company | Dynamic exit sign |
| CN106020757A (en) * | 2016-05-16 | 2016-10-12 | 联想(北京)有限公司 | Screen splicing method and electronic equipment |
| CN207541916U (en) * | 2017-12-04 | 2018-06-26 | 苏州科达科技股份有限公司 | LED splice displaying systems |
| CN108572809A (en) * | 2018-03-28 | 2018-09-25 | 苏州科达科技股份有限公司 | The display layout adjustment method and device of mosaic display screen |
| US20220036776A1 (en) * | 2018-10-09 | 2022-02-03 | Industrial Technology Research Institute | Spliced display |
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| CN115762396A (en) * | 2022-12-10 | 2023-03-07 | 深圳市灵星雨科技开发有限公司 | Display control method and device of spliced LED display screen |
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