CN115714843A - Communication system and communication method for receiving card of display device - Google Patents
Communication system and communication method for receiving card of display device Download PDFInfo
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- CN115714843A CN115714843A CN202211012872.0A CN202211012872A CN115714843A CN 115714843 A CN115714843 A CN 115714843A CN 202211012872 A CN202211012872 A CN 202211012872A CN 115714843 A CN115714843 A CN 115714843A
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Abstract
The embodiment of the disclosure relates to a communication system and a communication method for a receiving card of a display device. The communication system includes: the network card device is provided with an agreed protocol corresponding to the receiving card; and the upper computer is connected with the network card device and drives the network card device to generate a communication network, the receiving card is searched through the network card device, and a communication link is established with the searched receiving card according to an agreed protocol arranged in the network card device and communication is carried out. The upper computer and the receiving card directly establish a communication link through the network card device, so that the communication connection between the upper computer and the receiving card is convenient and quick; as other devices used for connection such as a controller and the like are omitted, the communication connection between the upper computer and the receiving card can also adapt to more field conditions.
Description
Technical Field
The embodiment of the disclosure relates to the technical field of display device control, and in particular relates to a communication system and a communication method for a receiving card of a display device.
Background
An LED Display Control System (LED Display Control System) is a System for controlling an LED large screen to Display correctly according to the user's requirements. At present, the scheme of an LED display screen control system is that a controller is connected to a corresponding receiving card, and the receiving card controls a chip of a box body to control the whole LED display screen. The upper computer and the receiving card are in communication connection through additional equipment such as a controller or a sending card.
With regard to the above technical solution, communication connection cannot be performed without a controller or without using a controller. The communication connection between the upper computer and the receiving card is more complicated, and the device cannot adapt to more field conditions.
Accordingly, there is a need to ameliorate one or more of the problems with the above-mentioned related art solutions.
It is to be noted that the information disclosed in the above background section is only for enhancement of understanding of the background of the present disclosure, and thus may include information that does not constitute prior art known to those of ordinary skill in the art.
Disclosure of Invention
An object of the embodiments of the present disclosure is to provide a communication system for a receiving card of a display device and a communication method thereof, so as to solve at least the problem that the communication connection between an upper computer and the receiving card is more complicated.
The purpose of the invention is realized by adopting the following technical scheme:
in a first aspect, the present invention provides a communication system for a receiving card of a display device, comprising:
the network card device is provided with an agreed protocol corresponding to the receiving card;
and the upper computer is connected with the network card device and drives the network card device to generate a communication network, the receiving card is searched through the network card device, and a communication link is established with the searched receiving card according to an agreed protocol arranged in the network card device and communication is carried out.
Optionally, the host computer receives the identification information of the receiving card through the network card device to determine whether the receiving card matches an agreed protocol.
The technical scheme has the beneficial effects that whether the receiving cards are matched or not can be more accurately determined through the identification information.
Optionally, the upper computer sends control information to the receiving card establishing the communication link through the network card device, and receives feedback information sent by the receiving card through the network card device and responding to the control information.
The technical scheme has the beneficial effects that the upper computer and the receiving card transmit and receive information more reliably in a one-to-one mode.
Optionally, the upper computer is provided with screen matching software for controlling the display device to correspond to the upper computer.
The technical scheme has the beneficial effects that the upper computer can be more simply and conveniently controlled by the screen software.
Optionally, the host computer searches for the identification information sent by the receiving card in a circulating manner through the network card device.
The technical scheme has the beneficial effects that the identification information is circularly sent through the receiving card, so that the upper computer can find the receiving card in time.
Optionally, the upper computer sorts or classifies the plurality of receiving cards establishing the communication link through the screen configuration software.
The technical scheme has the beneficial effects that the receiving cards connected with each other are sequenced or classified, so that the upper computer can select and control the receiving cards more intuitively.
Optionally, the network card device adopts a 5G network card.
The technical scheme has the beneficial effects that the communication network is established through the 5G network card, so that the information establishment and the communication are faster.
In a second aspect, the present invention provides a communication method for a receiving card of a display device, including:
driving a network card device to generate a communication network;
searching the receiving card through the network card device;
and establishing a communication link with the searched receiving card according to the agreed protocol arranged on the network card device and carrying out communication.
Optionally, the method further comprises: when a communication link is established with a plurality of receiving cards, selecting one or a plurality of receiving cards, and sending control information to the selected receiving card through the network card device.
The technical scheme has the advantages that the information can be sent to a single receiving card and a plurality of receiving cards, so that the information sending mode is more flexible.
Optionally, the method further comprises: and sending control information to the receiving card establishing a communication link through the network card device, and decoding the control information through the receiving card according to the agreed protocol.
The technical scheme has the beneficial effects that the decoding is carried out in an agreed protocol form, so that the communication link is more reliable.
The technical scheme provided by the embodiment of the disclosure can have the following beneficial effects:
in the embodiment of the disclosure, the upper computer and the receiving card directly establish a communication link through the network card device, so that the communication connection between the upper computer and the receiving card is convenient and quick; as other devices used for connection such as a controller and the like are omitted, the communication connection between the upper computer and the receiving card can also adapt to more field conditions.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure. It is to be understood that the drawings in the following description are merely exemplary of the disclosure, and that other drawings may be derived from those drawings by one of ordinary skill in the art without the exercise of inventive faculty.
Fig. 1 shows a schematic structural diagram of a communication system in an exemplary embodiment of the present disclosure;
FIG. 2 illustrates a logic flow diagram of a communication system in an exemplary embodiment of the present disclosure;
fig. 3 shows a flow diagram of a communication method in an exemplary embodiment of the disclosure;
FIG. 4 shows a schematic diagram of a storage medium in an exemplary embodiment of the disclosure.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
Furthermore, the drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus their repetitive description will be omitted. Some of the block diagrams shown in the figures are functional entities and do not necessarily correspond to physically or logically separate entities. These functional entities may be implemented in the form of software, or in one or more hardware modules or integrated circuits, or in different networks and/or processor devices and/or microcontroller devices.
In the present exemplary embodiment, first, a communication system for a receiving card of a display device is provided. Referring to fig. 1, comprising: network card device and host computer.
The network card device is provided with an agreed protocol corresponding to the receiving card. The upper computer is connected with the network card device and drives the network card device to generate a communication network, the network card device searches for the receiving card, and a communication link is established with the searched receiving card according to an agreed protocol arranged on the network card device and communication is carried out.
It should be understood that the network card device may be connected to the upper computer through a USB. The upper computer may be a computer. The network card device can be connected with the network card through various communication type networks. For example, a mobile communication network card such as a 5G network card, a WiFi network card, and a bluetooth network card. The agreed protocol set in the network card device may include a protocol for discovery and search agreed with the receiving card, and may also include a protocol for information transmission decoding or feedback.
It should also be understood that, taking 5G network card as an example, 5G network card is connected to the computer. And the receiving card is connected to the 5G network card through a network, and the lamp panel required by the box body is connected to the receiving card. And equipment discovery protocol discovery equipment which is the same as the sending card is realized on the upper computer software. And establishing a communication link after the device is discovered. The receiving card is operated according to the protocol on the link, and various box body configuration and debugging functions are realized.
It should also be understood that the communication network used is determined by the type of network card used in the network card device. For example, the network card is a mobile communication network card such as a 5G network card, the upper computer communicates with the receiving card through an Ethernet (Ethernet) protocol through the 5G network card, the upper computer software establishes a communication link through the Ethernet protocol and transmits the original bit stream data to the receiving card, and the receiving card analyzes the data through an agreed protocol form to complete a data transmission line. Ethernet protocol for realizing link layer data transmission and address encapsulation.
It should also be understood that, if the upper computer is matched with the receiving card, the upper computer may define a communication protocol with the receiving card and establish a communication link. And the upper computer issues data each time, the receiving card analyzes the data in the card, and the data is issued to the chip to control the LED display screen.
According to the communication system, the upper computer and the receiving card directly establish a communication link through the network card device, so that the communication connection between the upper computer and the receiving card is convenient and quick; as other devices for connection such as a controller and the like are omitted, the communication connection between the upper computer and the receiving card can also adapt to more field conditions.
Next, each part of the above-described communication system in the present exemplary embodiment will be described in more detail.
Referring to fig. 2, the upper computer receives the identification information of the receiving card through the network card device to determine whether the receiving card matches the agreed protocol. It should be understood that the identification information may include the specific device identification of the receiving card, and may also be the category information of the receiving card. Specifically, the identification information may be MAC address information of the receiving card. The identification information may also be identification information of a certain type of model. The identification information may also be identification information of a certain vendor. For example, the upper computer sends the corresponding agreed connection information through the network card device (for example, a byte data corresponding to "do you are the device of company XX. The network card device sends the information to the device under the corresponding network through the Ethernet protocol, if the device in the network is the device of company XX, the information corresponding to the agreed reply is replied (for example, byte data corresponding to "my device of company XX" can be sent), and if the device of company XX is not in the network, the replied information cannot be matched.
Referring to fig. 2, the upper computer sends control information to the receiving card establishing the communication link through the network card device, and receives feedback information sent by the receiving card through the network card device in response to the control information. It should be understood that the Ethernet protocol is a relatively unreliable communication protocol, unlike the TCP reliable transport protocol. Except through TLV protocol format, the communication between the upper computer and the receiving card adopts a one-to-one mode, and each data packet has a serial number, thereby achieving a certain degree of reliable transmission.
Referring to fig. 2, the upper computer is provided with screen matching software for controlling the display device. It is to be understood that the screen matching software may be LED display screen matching software LCT to which the receiving card is opposite. Therefore, a plurality of different screen matching software can be installed in the upper computer according to different receiving cards.
Referring to fig. 2, the upper computer searches for the identification information cyclically transmitted by the receiving card through the network card device. It should be understood that the identification information cyclically transmitted by the receiving card is equivalent to transmitting heartbeat packets. The heartbeat packet is a self-defined command word which is used for regularly informing the self state of the other side between the client side and the server, is sent at a certain time interval, is similar to the heartbeat, and is called as the heartbeat packet. The upper computer captures the heartbeat packet of the receiving card through the network card device to obtain the basic information of the receiving card.
Referring to fig. 2, the upper computer sorts or classifies a plurality of receiving cards establishing a communication link through the screen configuration software. It should be understood that the upper computer communicates with the receiving card through the network layer running with a separate thread, and the sending data packet can be sent to a separate receiving card or broadcast. The receiving card data packet is a protocol packet obtained by processing in a passive response mode.
Referring to fig. 2, the network card device adopts a 5G network card. It should be appreciated that an Application Program Interface (API) is defined as a standard set of commands that an Application Program can use to exchange information and commands with a computer operating system. A standard application program interface provides a general programming environment for users or software developers to write applications that can be interactively run on computers of different manufacturers. And connecting the 5G network card to a computer. And installing a 5G network card driver and WinPcap, and discovering the network card in the network connection of a computer. The upper computer obtains all network cards on the current computer through the API and WinPcap API provided by the operating system. The upper computer filters the Bluetooth and the WLAN network. And the upper computer displays the rest network cards in a list. And the user selects the corresponding network card.
Further, in the present exemplary embodiment, referring to fig. 3, a communication method for a receiving card of a display device is also provided. The method comprises the following steps:
step S301: and driving the network card device to generate a communication network.
Step S302: and searching for the receiving card through the network card device.
Step S303: and establishing a communication link with the searched receiving card according to an agreed protocol arranged on the network card device and carrying out communication.
It is also to be understood that the specific manner in which the image data processing method performs the operations has been described in detail in relation to the embodiment of the image data processing apparatus and will not be elaborated upon here.
Optionally, the method further comprises the following steps:
step S304: when a communication link is established with a plurality of receiving cards, a single or a plurality of receiving cards are selected, and control information is sent to the selected receiving card through the network card device.
It should be understood that the upper computer communicates with the receiving card through the network layer running with a separate thread, and the sending data packet can be sent to a separate receiving card or broadcast. The receiving card data packet is a protocol packet obtained by processing in a passive response mode.
Step S305: and sending control information to a receiving card establishing a communication link through the network card device, and decoding the control information through the receiving card according to an agreed protocol.
It should be understood that the upper computer communicates with the receiving card through the 5G network card through the Ethernet protocol, the upper computer software establishes a communication link through the Ethernet protocol, and transmits the original bit stream data to the receiving card, and the receiving card parses the data through the agreed protocol form to complete the data transmission line.
It should be noted that although in the above detailed description several modules or units of the device for action execution are mentioned, such a division is not mandatory. Indeed, the features and functionality of two or more modules or units described above may be embodied in one module or unit, according to embodiments of the present disclosure. Conversely, the features and functions of one module or unit described above may be further divided into embodiments by a plurality of modules or units. The components shown as modules or units may or may not be physical units, i.e. may be located in one place or may also be distributed over a plurality of network units. Some or all of the modules can be selected according to actual needs to achieve the purpose of the wood-disclosed scheme. One of ordinary skill in the art can understand and implement it without inventive effort.
In an exemplary embodiment of the present disclosure, there is also provided a computer-readable storage medium having stored thereon a computer program which, when executed by, for example, a processor, can implement the steps of the communication method according to the reception card for a display device in any one of the above-described embodiments. In some possible embodiments, the various aspects of the invention may also be implemented in the form of a program product comprising program code means for causing a terminal device to carry out the steps according to various exemplary embodiments of the invention described in the above-mentioned control method section of the present description, when said program product is run on said terminal device.
Referring to fig. 4, a program product 400 for implementing the above method according to an embodiment of the present invention is described, which may employ a portable compact disc read only memory (CD-ROM) and include program code, and may be run on a terminal device, such as a personal computer. However, the program product of the present invention is not limited in this respect, and in this document, a readable storage medium may be any tangible medium that can contain, or store a program for use by or in connection with an instruction execution system, apparatus, or device.
The program product may employ any combination of one or more readable media. The readable medium may be a readable signal medium or a readable storage medium. A readable storage medium may be, for example, but not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any combination of the foregoing. More specific examples (a non-exhaustive list) of the readable storage medium include: an electrical connection having one or more wires, a portable diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing.
The computer readable storage medium may include a propagated data signal with readable program code embodied therein, for example, in baseband or as part of a carrier wave. Such a propagated data signal may take many forms, including, but not limited to, electro-magnetic, optical, or any suitable combination thereof. A readable storage medium may also be any readable medium that is not a readable storage medium and that can communicate, propagate, or transport a program for use by or in connection with an instruction execution system, apparatus, or device. Program code embodied on a readable storage medium may be transmitted using any appropriate medium, including but not limited to wireless, wireline, optical fiber cable, RF, etc., or any suitable combination of the foregoing.
Program code for carrying out operations for aspects of the present invention may be written in any combination of one or more programming languages, including an object oriented programming language such as Java, C + + or the like and conventional procedural programming languages, such as the "C" programming language or similar programming languages. The program code may execute entirely on the user's computing device, partly on the user's device, as a stand-alone software package, partly on the user's computing device and partly on a remote computing device, or entirely on the remote computing device or server. In the case of a remote computing device, the remote computing device may be connected to the user computing device through any kind of network, including a Local Area Network (LAN) or a Wide Area Network (WAN), or may be connected to an external computing device (e.g., through the internet using an internet service provider).
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
Claims (10)
1. A communication system for a receiving card of a display device, comprising:
the network card device is provided with an agreed protocol corresponding to the receiving card; and
and the upper computer is connected with the network card device and drives the network card device to generate a communication network, the receiving card is searched through the network card device, and a communication link is established with the searched receiving card according to an agreed protocol arranged in the network card device and communication is carried out.
2. The communication system according to claim 1, wherein the host computer receives the identification information of the receiving card through the network card device to determine whether the receiving card matches a predetermined protocol.
3. The communication system according to claim 1, wherein the upper computer sends control information to the receiving card establishing the communication link through the network card device, and receives feedback information in response to the control information sent by the receiving card through the network card device.
4. The communication system according to claim 1, wherein the upper computer is provided with screen matching software for controlling the display device to correspond to the upper computer.
5. The communication system according to claim 2, wherein the host computer searches for the identification information cyclically transmitted by the receiving card through the network card device.
6. The communication system according to claim 4, wherein the host computer sorts or classifies the plurality of receiving cards establishing the communication link through the screen-matching software.
7. The communication system according to any one of claims 1 to 6, wherein the network card device is a 5G network card.
8. A communication method for a receiving card of a display device is characterized by comprising the following steps:
driving a network card device to generate a communication network;
searching the receiving card through the network card device;
and establishing a communication link with the searched receiving card according to the agreed protocol arranged on the network card device and carrying out communication.
9. The communication method according to claim 8, further comprising:
when a communication link is established with a plurality of receiving cards, selecting one or a plurality of receiving cards, and sending control information to the selected receiving card through the network card device.
10. The communication method according to claim 8, further comprising:
and sending control information to the receiving card establishing a communication link through the network card device, and decoding the control information through the receiving card according to the agreed protocol.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211012872.0A CN115714843A (en) | 2022-08-23 | 2022-08-23 | Communication system and communication method for receiving card of display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211012872.0A CN115714843A (en) | 2022-08-23 | 2022-08-23 | Communication system and communication method for receiving card of display device |
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| Publication Number | Publication Date |
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| CN115714843A true CN115714843A (en) | 2023-02-24 |
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| CN202211012872.0A Pending CN115714843A (en) | 2022-08-23 | 2022-08-23 | Communication system and communication method for receiving card of display device |
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| CN (1) | CN115714843A (en) |
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- 2022-08-23 CN CN202211012872.0A patent/CN115714843A/en active Pending
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