CN117156090A - Remote display device, system and method - Google Patents
Remote display device, system and method Download PDFInfo
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- CN117156090A CN117156090A CN202311416885.9A CN202311416885A CN117156090A CN 117156090 A CN117156090 A CN 117156090A CN 202311416885 A CN202311416885 A CN 202311416885A CN 117156090 A CN117156090 A CN 117156090A
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- 238000000034 method Methods 0.000 title claims abstract description 27
- 230000005540 biological transmission Effects 0.000 claims description 28
- 238000001914 filtration Methods 0.000 claims description 11
- 238000004806 packaging method and process Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 11
- 238000007726 management method Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 238000012358 sourcing Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
- H04N7/0125—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level one of the standards being a high definition standard
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/10—Current supply arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/268—Signal distribution or switching
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/10—Adaptations for transmission by electrical cable
Abstract
The invention discloses a far-end display device, a system and a method, which relate to the far-end display field, wherein a main control chip in the device can send a plurality of display signals to a VS2005 sending chip, the VS2005 sending chip can modulate the plurality of display signals into a sending signal and transmit the sending signal to a VS2005 receiving chip through a network cable, and the VS2005 receiving chip can demodulate the sending signal into a plurality of display signals and transmit the display signals to corresponding display equipment; the PSE circuit can send the power supply signal received from the power supply to the network cable, the PD circuit can receive the power supply signal through the network cable, convert the power supply signal into a target power supply signal corresponding to each display device, and transmit the target power supply signal to the corresponding display device, and each display device can display only after receiving the target power supply signal and the display signal corresponding to the display device, so that the remote display function is successfully realized, the complexity of system wiring is reduced, and the system management and control efficiency is improved.
Description
Technical Field
The present invention relates to the field of remote display, and in particular, to a remote display device, system and method.
Background
In the prior art, in order to transmit a plurality of display signals sent by a main control chip (Industrial Personal Computer) to a plurality of display devices, a plurality of matched relay devices and corresponding transmission lines are required to be selected according to the number and types of the display devices, and in addition, in order to ensure normal power supply of the plurality of display devices, the plurality of sets of relay devices and the main control chip, a plurality of power supply lines are required to be correspondingly provided, and excessive wiring can cause complexity in system construction and reduce the efficiency of system management and control.
Disclosure of Invention
The invention aims to provide a remote display device, a system and a method.
In order to solve the above technical problems, the present invention provides a remote display device, including:
the main control chip is connected with the VS2005 sending chip and is used for sending a plurality of display signals to the VS2005 sending chip;
the VS2005 transmitting chip is used for modulating each received display signal into a transmitting signal;
the PSE circuit is connected with a power supply and a network cable respectively and used for sending the power supply signal received from the power supply to the network cable;
the network cable is respectively connected with the VS2005 sending chip, the VS2005 receiving chip and the PD circuit, and is used for transmitting the sending signal to the VS2005 receiving chip after receiving the sending signal and transmitting the power signal to the PD circuit after receiving the power signal;
the PD circuit is connected with a plurality of display devices and is used for converting the power supply signals into target power supply signals corresponding to the display devices and transmitting the target power supply signals to the corresponding display devices;
the VS2005 receiving chip and each display device connected with the VS2005 receiving chip; the VS2005 receiving chip is configured to demodulate the sending signals into each display signal, and transmit each display signal to the corresponding display device.
Optionally, the VS2005 sending chip includes:
the first PAM modulation layer is connected with the main control chip and used for modulating the received display signals into the sending signals;
the first physical layer is connected with the first PAM modulation layer and is used for filtering the interference amount in the transmission signal;
the first HD Base link layer is respectively connected with the first physical layer and the network cable, and is used for receiving the filtered sending signals, packaging the filtered sending signals into data frames and transmitting the data frames to the network cable.
Optionally, the transmission bandwidth of the first physical layer is greater than a first preset bandwidth.
Optionally, the VS2005 receiving chip includes:
the second HD Base link layer is connected with the network cable and is used for receiving the sending signal transmitted by the network cable and extracting effective data in the sending signal;
the second physical layer is connected with the second HD Base link layer and is used for filtering the interference amount in the effective data;
and the second PAM demodulation layer is respectively connected with the second physical layer and each display device, and is used for demodulating the effective data after filtering into each display signal and transmitting each display signal to the corresponding display device.
Optionally, the transmission bandwidth of the second physical layer is greater than a second preset bandwidth.
Optionally, each of the display signals includes any one or more of an HDMI signal, a USB signal, an IO signal, and an I2S signal.
Optionally, each of the display devices includes one or more of a display screen, a touch device, a key device, and an audio device.
Optionally, each of the display devices includes:
the display screen is connected with the VS2005 receiving chip and is used for receiving the HDMI signal;
the touch equipment is connected with the VS2005 receiving chip and is used for receiving the USB signal;
the key equipment is connected with the VS2005 receiving chip and is used for receiving the IO signal;
and the audio equipment is connected with the VS2005 receiving chip and is used for receiving the I2S signal.
In order to solve the technical problems, the invention also provides a remote display system which comprises a power supply and the remote display device, wherein the power supply is connected with the remote display device.
In order to solve the technical problem, the invention also provides a remote display method, which comprises the following steps:
a master control chip sends a plurality of display signals to a VS2005 sending chip;
modulating each received display signal into a transmission signal through the VS2005 transmission chip;
transmitting the power signal received from the power source to the network cable through the PSE circuit;
transmitting the sending signal to a VS2005 receiving chip through the network cable, and transmitting the power signal to a PD circuit;
converting the power supply signal into target power supply signals corresponding to a plurality of display devices through the PD circuit, and transmitting the target power supply signals to the corresponding display devices;
demodulating the sending signals into the display signals through the VS2005 receiving chip, and transmitting the display signals to the corresponding display equipment.
The invention aims to provide a remote display device, a system and a method, wherein a main control chip in the device can send a plurality of display signals to a VS2005 sending chip, the VS2005 sending chip can modulate the plurality of display signals into a sending signal and transmit the sending signal to a VS2005 receiving chip through a network cable, and the VS2005 receiving chip can demodulate the sending signal into a plurality of display signals and transmit the display signals to corresponding display equipment; the PSE circuit can send the power supply signal received from the power supply to the network cable, the PD circuit can receive the power supply signal through the network cable, convert the power supply signal into a target power supply signal corresponding to each display device, and transmit the target power supply signal to the corresponding display device, and each display device can display only after receiving the target power supply signal and the display signal corresponding to the display device, so that the remote display function is successfully realized, the complexity of system wiring is reduced, and the system management and control efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a remote display device according to the present invention;
FIG. 2 is a schematic diagram of a conventional remote display device according to the present invention;
fig. 3 is a schematic diagram of a data transmission process according to the present invention;
fig. 4 is a schematic diagram of a POE power supply process provided by the present invention;
FIG. 5 is a schematic diagram of an idle pair power supply provided by the present invention;
FIG. 6 is a schematic diagram of the data pair power provided by the present invention;
fig. 7 is a schematic structural diagram of a VS2005 sending chip provided by the present invention;
fig. 8 is a schematic structural diagram of a VS2005 receiving chip provided by the present invention;
FIG. 9 is a schematic diagram of another remote display device according to the present invention;
fig. 10 is a process flow chart of a remote display method provided by the invention.
Detailed Description
The invention provides a remote display device, a system and a method, wherein the power supply signal and a plurality of display signals are successfully transmitted to corresponding display equipment through a network cable, so that the remote display function is realized, the complexity of system wiring is reduced, and the system management and control efficiency is improved.
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a remote display device according to the present invention. The device comprises:
the main control chip 1 is connected with the VS2005 sending chip 2 and is used for sending a plurality of display signals to the VS2005 sending chip 2;
a VS2005 transmitting chip 2 for modulating each received display signal into one transmitting signal;
the PSE circuit 3 is respectively connected with the power supply and the network cable 4 and is used for sending a power supply signal received from the power supply to the network cable 4;
the network cable 4 is respectively connected with the VS2005 sending chip 2, the VS2005 receiving chip 7 and the PD circuit 5, and is used for transmitting the sending signal to the VS2005 receiving chip 7 after receiving the sending signal and transmitting the power signal to the PD circuit 5 after receiving the power signal;
the PD circuit 5 is connected with the display devices 6, and is used for converting the power supply signals into target power supply signals corresponding to the display devices 6 and transmitting the target power supply signals to the corresponding display devices 6;
VS2005 receiving chip 7 and each display device 6 connected to VS2005 receiving chip 7; the VS2005 receiving chip 7 is configured to demodulate the sending signal into each display signal, and transmit each display signal to the corresponding display device 6.
In the present invention, in order to realize remote display, the main control chip 1 in the Device needs to send a plurality of display signals to the VS2005 sending chip 2, while the VS2005 sending chip 2 needs to modulate each display signal into a sending signal after receiving the same, and transmit the sending signal to the VS2005 receiving chip 7 through the network cable 4, while the VS2005 receiving chip 7 demodulates the sending signal into each display signal and transmits each display signal to the corresponding display Device 6 after receiving the sending signal, meanwhile, the PSE (Power Sourcing Equipment, power supply end Device) circuit 3 also sends the Power signal received from the Power supply to the network cable 4, while the PD (Power Device, power receiving end Device) circuit 5 receives the part of the Power signal through the network cable 4, converts the Power signal into the target Power signal corresponding to each display Device 6, and transmits the target Power signal to the corresponding display Device 6, and each display Device 6 only receives the target Power signal and the display signal corresponding to itself, so that the wiring complexity of the adopted remote display Device is low, thereby improving the efficiency of the system management.
In the prior art, when the power is supplied by the power supply, the IPC (Industrial Personal Computer ) transmits the HDMI (High Definition Multimedia Interface, high-definition multimedia terminal interface) signal and the USB (Universal Serial Bus, hot plug) signal to the display, the mouse and the keyboard through the transmitting end of the relay device, the network cable 4 and the receiving end of the relay device, and the IPC itself also needs to receive the transmitted IO signal of the IO device through the IO (Input Output) line, so that the remote display device needs 2 HDMI lines, 2 USB lines, 1 network cable 4, 1 IO line and the IPC, the relay device and the display device 6 all need to be connected with the corresponding power lines, which leads to the complexity of the system wiring, and the structure diagram of the whole device is shown in fig. 2.
It should be noted that, in the whole system, the HDMI signal source is used for displaying parameters such as configuration information, the USB interface is used for connecting devices such as a mouse, a keyboard, and a USB disk, the common input/output IO is used for transmitting IO signals to keys and the like, the power supply system is used for supplying power to the remote display device 6, and the I2S (Inter-IC Sound) is used for transmitting audio signals.
Note that, the VS2005 transmitting chip 2 may be denoted as VS2005 TX (Transmit), and the VS2005 receiving chip 7 may be denoted as VS2005 RX (receive).
It should be further noted that, in this scheme, the main chip outputs HDMI signals, USB signals, I2S signals, and normal IO signals to the VS2005 TX chip, then the VS2005 TX chip modulates all these signals into one signal, and then the signal is transmitted to the remote display device 6 through the network cable 4, the remote display device 6 parses out the HDMI signals, USB signals, I2S signals, and normal IO signals through the VS2005 RX chip, and outputs them to the corresponding interfaces (HDMI signals output to the screen, USB signals give to the touch screen, IO signals give to the buttons, and I2S signals give to the speakers), respectively. The scheme can meet the requirement of remote display within 100 meters, and meanwhile, on-site wiring is simplified.
It should be further noted that the data transmission process of the present invention may be expressed as: HDMI/I2S/USB/IO signals are transmitted to VS2005 TX, PAM (Pulse Amplitude Modulation ) modulation technology is applied in the VS2005 TX, then the HDMI/I2S/USB/IO signals are transmitted to an HD Base (high definition digital interface technology) link layer and a physical layer, then the HDMI/I2S/USB/IO signals are transmitted to a network cable 4 through a network port, the HDMI/I2S/USB/IO signals are demodulated through the network port, the HD Base link layer and the physical layer by using PAM demodulation technology, and the whole process is shown in FIG. 3. Further, POE (Power over Ethernet ) power supply process of the display device 6 can be expressed as: the power is transmitted to the PSE circuit 3, and then is transmitted to the net twine 4 through the net gape, the pd circuit 5 receives the power signal through the net gape, and transmits the power signal to each display device 6 through voltage conversion, as the power of the corresponding display device 6, the whole process is shown in fig. 4, and the POE power supply mode is common in two kinds, one is to supply power through idle pair, as shown in fig. 5, and the other is to supply power through data pair, as shown in fig. 6, when the power supply of the whole system is in idle state, only the power signal is transmitted, and when the power supply of the whole system is in working state, both the power signal and the data are transmitted.
The embodiment provides a remote display device, in which a main control chip 1 sends a plurality of display signals to a VS2005 sending chip 2, the VS2005 sending chip 2 modulates the plurality of display signals into a sending signal, and transmits the sending signal to a VS2005 receiving chip 7 through a network cable 4, and the VS2005 receiving chip 7 demodulates the sending signal into a plurality of display signals and transmits the plurality of display signals to a corresponding display device 6; the PSE circuit 3 sends a power signal received from a power supply to the network cable 4, and the PD circuit 5 receives the power signal through the network cable 4, converts the power signal into a target power signal corresponding to each display device 6, and transmits the target power signal to the corresponding display device 6, where each display device 6 displays only after receiving the target power signal and the display signal corresponding to itself, thereby successfully implementing a remote display function, reducing complexity of system wiring, and improving efficiency of system management and control.
As an alternative embodiment, VS2005 sends chip 2, comprising:
the first PAM modulation layer is connected with the main control chip 1 and is used for modulating each received display signal into a transmission signal;
the first physical layer is connected with the first PAM modulation layer and is used for filtering the interference amount in the transmitted signal;
the first HD Base link layer is respectively connected with the first physical layer and the network cable 4, and is used for receiving the filtered sending signals, packaging the filtered sending signals into data frames and transmitting the data frames to the network cable 4.
In the invention, the VS2005 transmitting chip 2 comprises a first PAM modulating layer, a first physical layer and a first HD Base link layer, wherein the first PAM modulating layer is used for modulating each received display signal into a transmitting signal, the first physical layer is used for filtering the interference in the transmitting signal, the first HD Base link layer is used for receiving the transmitting signal filtered by the first physical layer, and packaging the filtered transmitting signal into a data frame for transmission to the network cable 4, thereby ensuring the accuracy of the modulation and transmission of the transmitting signal.
It should be noted that, the VS2005 sending chip 2 and the VS2005 receiving chip 7 are both based on HD Base, and the invention combines the features of the chips, and applies them to industrial automation remote display application scenarios, so as to solve the problems of high cost, many devices, complex wiring and poor anti-interference in the existing remote display scheme.
It should be further noted that the VS2005 chip is a chip based on HD Base technology, and can transmit signals such as HDMI, ethernet, I2C (Inter-Integrated Circuit, integrated signal), I2S, USB2.0, etc. to the remote device in a non-compressed manner through 1 class 6 network cable 4 of 100 meters, which supports data transmission in a single-wire, double-wire, 4-wire mode, and the transmission data can reach 16Gbs, in addition, the structure of the VS2005 transmitting chip 2 is shown in fig. 7, and the structure of the VS2005 receiving chip 7 is shown in fig. 8; wherein, the structure of the VS2005 sending chip 2 and the VS2005 receiving chip 7 is similar, both including: the system comprises an analog-to-digital module, a digital-to-analog module, an adaptation module, a CPU processing unit and the like.
As an alternative embodiment, the transmission bandwidth of the first physical layer is greater than the first preset bandwidth.
In the invention, the transmission bandwidth of the first physical layer is larger than the first preset bandwidth, so that the strength of filtering interference can be improved, and the accuracy of transmitting signals can be improved.
It should be noted that the first preset bandwidth depends on the actual situation, and the present invention is not particularly limited herein.
As an alternative embodiment, VS2005 receives chip 7, comprising:
the second HD Base link layer is connected with the network cable 4 and is used for receiving the transmission signal transmitted by the network cable 4 and extracting effective data in the transmission signal;
the second physical layer is connected with the second HD Base link layer and is used for filtering the interference amount in the effective data;
and the second PAM demodulation layer is respectively connected with the second physical layer and each display device 6 and is used for demodulating the filtered effective data into each display signal and transmitting each display signal to the corresponding display device 6.
In the invention, the VS2005 receiving chip 7 includes a second HD Base link layer, a second physical layer, and a second PAM demodulation layer, where the second HD Base link layer is used to receive a transmission signal transmitted by the network cable 4, extract effective data in the transmission signal, and transmit the extracted effective data to the second physical layer, where the second physical layer filters an interference amount in the effective data, and the second PAM demodulation layer demodulates the filtered effective data into each display signal, and transmits each display signal to the corresponding display device 6, so that each display device 6 can successfully receive its own corresponding display signal, thereby improving accuracy and reliability of remote display.
As an alternative embodiment, the transmission bandwidth of the second physical layer is greater than the second preset bandwidth.
In the invention, the transmission bandwidth of the second physical layer is larger than the second preset bandwidth, so that the strength of filtering interference can be improved, and the accuracy of transmitting signals can be improved.
It should be noted that the second preset bandwidth depends on the actual situation, and the present invention is not particularly limited herein.
As an alternative embodiment, each display signal includes any one or more of an HDMI signal, a USB signal, an IO signal, and an I2S signal.
In the present invention, each display signal includes any one or more of HDMI signal, USB signal, IO signal and I2S signal, for example: the display device can only comprise one of HDMI signals, USB signals, IO signals and I2S signals, or two, three or even four of HDMI signals, USB signals, IO signals and I2S signals, so that the integrity of display signal transmission can be ensured.
As an alternative embodiment, each display device 6 comprises one or more of a display screen, a touch device, a key device, and an audio device.
In the present invention, each display device 6 includes one or more of a display screen, a touch device, a key device, and an audio device, for example: the display device can only comprise one of a display screen, a touch device, a key device and an audio device, and can also only comprise two, three or even four of the display screen, the touch device, the key device and the audio device, so that the integrity of the realization of the display function can be ensured.
It should be noted that, the VS2005 sending chip 2 of the present embodiment may be disposed inside the main control chip 1, and the VS2005 receiving chip 7 may be disposed inside a complete display device 6, where the display device includes a display screen, an audio device, a key, and a touch screen, and the structure is shown in fig. 9.
As an alternative embodiment, each display device 6 comprises:
the display screen is connected with the VS2005 receiving chip 7 and is used for receiving HDMI signals;
the touch device is connected with the VS2005 receiving chip 7 and is used for receiving USB signals;
the key equipment is connected with the VS2005 receiving chip 7 and is used for receiving IO signals;
and the audio equipment is connected with the VS2005 receiving chip 7 and is used for receiving the I2S signal.
In the invention, each display device 6 comprises a display screen, a touch device, a key device and an audio device, wherein the display screen receives an HDMI signal, the touch device receives a USB signal, the key device receives an IO signal, and the audio device receives an I2S signal, so that each display device 6 can receive a corresponding display signal, and the reliability of the scheme is improved.
The invention also provides a corresponding embodiment of the remote display system, which comprises a power supply and the remote display device, wherein the power supply is connected with the remote display device.
The remote display system provided in this embodiment corresponds to the above device, and therefore has the same beneficial effects as the above device, so the embodiments of the remote display system part will be described with reference to the embodiments of the device part, which is not repeated herein.
Referring to fig. 10, fig. 10 is a process flow chart of a remote display method according to the present invention. The method comprises the following steps:
s10, transmitting a plurality of display signals to a VS2005 transmitting chip 2 through a main control chip 1;
s11, modulating each received display signal into a transmission signal through a VS2005 transmission chip 2;
s12, sending a power supply signal received from a power supply to the network cable 4 through the PSE circuit 3;
s13, transmitting a sending signal to a VS2005 receiving chip 7 through a network cable 4 and transmitting a power supply signal to the PD circuit 5;
s14, converting the power supply signals into target power supply signals corresponding to the display devices 6 through the PD circuit 5, and transmitting the target power supply signals to the corresponding display devices 6;
and S15, demodulating the sending signals into display signals through the VS2005 receiving chip 7, and transmitting the display signals to the corresponding display equipment 6.
The remote display method provided in this embodiment corresponds to the above device, and therefore has the same beneficial effects as the above device, so the embodiments of the remote display method part are described in the embodiments of the device part and are not repeated here.
It should be noted that in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A remote display device, comprising:
the main control chip is connected with the VS2005 sending chip and is used for sending a plurality of display signals to the VS2005 sending chip;
the VS2005 transmitting chip is used for modulating each received display signal into a transmitting signal;
the PSE circuit is connected with a power supply and a network cable respectively and used for sending the power supply signal received from the power supply to the network cable;
the network cable is respectively connected with the VS2005 sending chip, the VS2005 receiving chip and the PD circuit, and is used for transmitting the sending signal to the VS2005 receiving chip after receiving the sending signal and transmitting the power signal to the PD circuit after receiving the power signal;
the PD circuit is connected with a plurality of display devices and is used for converting the power supply signals into target power supply signals corresponding to the display devices and transmitting the target power supply signals to the corresponding display devices;
the VS2005 receiving chip and each display device connected with the VS2005 receiving chip; the VS2005 receiving chip is configured to demodulate the sending signals into each display signal, and transmit each display signal to the corresponding display device.
2. The remote display device of claim 1, wherein the VS2005 transmitting chip comprises:
the first PAM modulation layer is connected with the main control chip and used for modulating the received display signals into the sending signals;
the first physical layer is connected with the first PAM modulation layer and is used for filtering the interference amount in the transmission signal;
the first HD Base link layer is respectively connected with the first physical layer and the network cable, and is used for receiving the filtered sending signals, packaging the filtered sending signals into data frames and transmitting the data frames to the network cable.
3. The remote display device of claim 2, wherein a transmission bandwidth of the first physical layer is greater than a first predetermined bandwidth.
4. The remote display device of claim 1, wherein the VS2005 receiving chip comprises:
the second HD Base link layer is connected with the network cable and is used for receiving the sending signal transmitted by the network cable and extracting effective data in the sending signal;
the second physical layer is connected with the second HD Base link layer and is used for filtering the interference amount in the effective data;
and the second PAM demodulation layer is respectively connected with the second physical layer and each display device, and is used for demodulating the effective data after filtering into each display signal and transmitting each display signal to the corresponding display device.
5. The remote display device of claim 4, wherein the transmission bandwidth of the second physical layer is greater than a second predetermined bandwidth.
6. The remote display device of any one of claims 1 to 5, wherein each of the display signals comprises any one or more of an HDMI signal, a USB signal, an IO signal, and an I2S signal.
7. The remote display apparatus of claim 6, wherein each of the display devices comprises one or more of a display screen, a touch device, a key device, and an audio device.
8. The remote display apparatus of claim 7, wherein each of the display devices comprises:
the display screen is connected with the VS2005 receiving chip and is used for receiving the HDMI signal;
the touch equipment is connected with the VS2005 receiving chip and is used for receiving the USB signal;
the key equipment is connected with the VS2005 receiving chip and is used for receiving the IO signal;
and the audio equipment is connected with the VS2005 receiving chip and is used for receiving the I2S signal.
9. A remote display system comprising a power source and a remote display device according to any one of claims 1 to 8, the power source being connected to the remote display device.
10. A method of remote display, the method comprising:
a master control chip sends a plurality of display signals to a VS2005 sending chip;
modulating each received display signal into a transmission signal through the VS2005 transmission chip;
transmitting the power signal received from the power source to the network cable through the PSE circuit;
transmitting the sending signal to a VS2005 receiving chip through the network cable, and transmitting the power signal to a PD circuit;
converting the power supply signal into target power supply signals corresponding to a plurality of display devices through the PD circuit, and transmitting the target power supply signals to the corresponding display devices;
demodulating the sending signals into the display signals through the VS2005 receiving chip, and transmitting the display signals to the corresponding display equipment.
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