CN216122451U - Remote display system of large-scale electronic equipment - Google Patents
Remote display system of large-scale electronic equipment Download PDFInfo
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- CN216122451U CN216122451U CN202121590412.7U CN202121590412U CN216122451U CN 216122451 U CN216122451 U CN 216122451U CN 202121590412 U CN202121590412 U CN 202121590412U CN 216122451 U CN216122451 U CN 216122451U
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Abstract
The utility model provides a remote display system of large-scale electronic equipment, which comprises a plurality of first intelligent equipment, second intelligent equipment, third intelligent equipment and remote terminal equipment, wherein the first intelligent equipment is connected with the second intelligent equipment; a plurality of first intelligent devices and second intelligent devices form a local area network for communication; the third intelligent device is connected to the wide area network; the remote terminal device is connected to the wide area network for surfing the Internet. The second intelligent device acquires desktop display signals of the plurality of first intelligent devices through local area network communication and outputs the desktop display signals to the third intelligent device through the video output port; the third intelligent equipment receives the desktop display signal and sends the desktop display signal to the first remote terminal equipment through the wide area network; the remote terminal equipment receives and displays the desktop display signal, so that the desktop of the large-scale disconnected network equipment can be remotely displayed, the encrypted files on the disconnected network equipment are effectively prevented from being stolen and taken due to networking, and the use is convenient.
Description
Technical Field
The utility model relates to the technical field of remote display, in particular to a remote display system of large-scale electronic equipment.
Background
With the development of science and technology, teleconferencing and remote display become important parts of team collaboration gradually, people can be networked by intelligent devices such as computers and the like, and can be in conferences or content display with remote devices in different regions. However, such teleconferencing or remote exhibition requires that both communication parties must be networked, and once the intelligent devices are networked, it means that there is a risk of hacking and stealing confidential documents, and if not networked, such as some intelligent devices that cannot be networked or do not allow networking, it is difficult to achieve remote exhibition.
Therefore, research personnel provide a remote display system of electronic equipment, through set up the media equipment between smart machine and remote terminal equipment, only communicate with remote terminal equipment through media equipment internet surfing, and smart machine can not surf the net, only need to show signal transmission for media equipment with its desktop, shows signal transmission for remote terminal equipment with the help of media equipment with the desktop, just can solve the unable remote problem of demonstrateing of above-mentioned smart machine that does not network.
However, in the above method, each intelligent device needs to customize a corresponding display framework, and if the display framework is not customized, the intelligent device cannot communicate with the intermediary device, and cannot realize remote display by means of the intermediary device.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the related art, the embodiment of the utility model provides a remote display system for large-scale electronic equipment, which can realize remote display of a desktop of large-scale network-disconnected equipment, effectively prevent encrypted files on the network-disconnected equipment from being stolen due to networking and is convenient to use.
According to a first aspect of the embodiments of the present invention, a remote display system for large-scale electronic devices is provided, including a plurality of first intelligent devices, second intelligent devices, third intelligent devices, and remote terminal devices;
the plurality of first intelligent devices comprise first processors and first local area network interfaces electrically connected with the first processors;
the second intelligent device comprises a second processor, and a second local area network interface, a switch and a video output port which are electrically connected with the second processor; the second local area network interface is connected with the first local area network interface, and the second processor is connected with the first processor through the switch, the second local area network interface and the first local area network interface to establish a local area network for communication;
the third intelligent device comprises a third processor, a video input port and a first internet surfing module, wherein the video input port and the first internet surfing module are electrically connected with the third processor; the video input port is connected with the video output port, and the third processor is connected to a wide area network through the first internet surfing module;
the remote terminal equipment comprises a fourth processor, and a second network module and a display screen which are electrically connected with the fourth processor; the fourth processor is connected to a wide area network through the second internet surfing module and is connected to the third processor through the first internet surfing module to perform wide area network communication;
the second processor acquires desktop display signals of the first intelligent device through the second local area network interface and the first local area network interface, and outputs the desktop display signals to the third processor through the video output port; the third processor receives the desktop display signal through the video input port and sends the desktop display signal to the fourth processor through the first internet access module; and the fourth processor receives the desktop display signal and outputs the desktop display signal to the display screen for display.
In an optional embodiment, the second intelligent device includes a plurality of second lan interfaces, the plurality of second lan interfaces are respectively connected to the first lan interfaces of the plurality of first intelligent devices in a one-to-one correspondence, and the second processor obtains the desktop display signal of the first intelligent device through the second lan interfaces and the first lan interfaces.
In an optional embodiment, the second smart device further comprises a first microprocessor electrically connected to the second processor; the third intelligent device further comprises a second microprocessor electrically connected with the third processor; the second microprocessor is connected with the first microprocessor through a data transmission port;
the second microprocessor sends an authentication signal to the first microprocessor; the first microprocessor receives the authentication signal and sends a video output control signal to the second processor; and the second processor receives the video output control signal, acquires the desktop display signal sent by the first intelligent device and outputs the desktop display signal to the third processor.
In an alternative embodiment, the second microprocessor is connected to the first microprocessor via a UART interface or an SPI interface.
In an optional embodiment, the third smart device further includes a video conversion chip corresponding to the video output port; the video conversion chip is connected between the video input port and the third processor; and the video conversion chip receives the desktop display signal, converts the desktop display signal into a video signal supported by the third processor and transmits the video signal to the third processor.
In an optional embodiment, the video output port is any one of the following interfaces:
HDMI interface, DP interface, VGA interface, DVI interface.
In an optional embodiment, the first internet access module includes a first ethernet chip and a first wide area network interface electrically connected to each other; the third processor is connected to a wide area network through the first Ethernet chip and the first wide area network interface;
the second internet module comprises a second Ethernet chip and a second wide area network interface which are electrically connected with each other; the fourth processor is connected to a wide area network through the second ethernet chip and the second wan interface, and is connected to the third processor through the first wan interface and the first ethernet chip.
In an optional embodiment, the first internet access module is a first wireless internet access module electrically connected to the third processor; the third processor is connected to a wide area network through the first wireless networking module; the second internet module is a second wireless internet module electrically connected with the fourth processor; the fourth processor is connected to a wide area network through the second wireless internet module and is connected to the third processor through the first wireless internet module.
In an optional embodiment, the first internet access module and/or the second internet access module is a WIFI module.
By applying the embodiment of the application, the network interface is arranged on the first intelligent device, the switch and the network interface are arranged on the second intelligent device, the plurality of first intelligent devices can be connected with the second intelligent device through a local area network to realize communication, the second intelligent device can conveniently acquire desktop display signals of the disconnected first intelligent devices, the desktop display signals are transmitted to the third intelligent device through the video output port of one-way transmission, the third intelligent device is networked with the remote terminal device, the desktop display signals are transmitted to the remote terminal device to be played, desktop remote display can be carried out without networking the large-scale first intelligent devices, the encrypted files on the computer of the disconnected first intelligent device can be effectively prevented from being stolen due to networking, and the use is safe and convenient.
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 utility model, as claimed.
For a better understanding and practice, the utility model is described in detail below with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic block diagram of a remote display system for large-scale electronic devices according to an embodiment of the present application;
fig. 2 is a schematic connection diagram of a plurality of first smart devices and a plurality of second smart devices according to an embodiment of the present application;
fig. 3 is a schematic connection diagram of a second smart device and a third smart device according to an embodiment of the present application.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the utility model, as detailed in the appended claims.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used in this specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.
It is to be understood that although the terms first, second, third, etc. may be used herein to describe various information, these information should not be limited to these terms. These terms are only used to distinguish one type of information from another. For example, first information may also be referred to as second information, and similarly, second information may also be referred to as first information, without departing from the scope of the present invention. The word "if/if" as used herein may be interpreted as "at … …" or "when … …" or "in response to a determination", depending on the context.
Both parties of a teleconference or a remote exhibition need to be networked to realize communication, if confidential files are stored on the networked intelligent equipment, the risk that the confidential files are stolen by hackers exists, and if the intelligent equipment with the confidential files is not networked, the remote exhibition is difficult to realize.
Based on the above problem, the embodiment of the application provides a remote display system for large-scale electronic equipment, establish a local area network with a plurality of first intelligent devices and second intelligent devices that are not networked, transmit the desktop display signal of the first intelligent device to the second intelligent device, and utilize the one-way transmission characteristic of video signal, transmit the desktop display signal of a plurality of first intelligent devices to the third intelligent device through the video output port, network with remote terminal equipment through the third intelligent device, the desktop display signal of a plurality of first intelligent devices is transmitted to remote terminal equipment and is played and displayed, thereby realize the remote display of large-scale disconnected net equipment desktop, prevent effectively that the cryptograph piece on the computer of disconnected net equipment is stolen because of networking, and the use is safe and convenient. The following examples are given by way of illustration.
Referring to fig. 1 to fig. 3, fig. 1 is a schematic block diagram of a remote display system of a large-scale electronic device according to an embodiment of the present disclosure; fig. 2 is a schematic connection diagram of a plurality of first smart devices and a plurality of second smart devices according to an embodiment of the present application; fig. 3 is a schematic connection diagram of a second smart device and a third smart device according to an embodiment of the present application.
The embodiment of the utility model provides a remote display system of large-scale electronic equipment, which comprises a plurality of first intelligent equipment 10, second intelligent equipment 20, third intelligent equipment 30 and remote terminal equipment 40.
Several of said first smart devices 10 comprise a first processor 11 and a first local area network interface 12 electrically connected to said first processor 11. The second intelligent device 20 comprises a second processor 21, and a switch 22, a second local area network interface 23 and a video output port 24 which are electrically connected with the second processor 21; the second lan interface 23 is connected to the first lan interface 12, and the second processor 21 is connected to the first processor 11 through the switch 22, the second lan interface 23, and the first lan interface 12 to establish a lan for communication. The third intelligent device 30 comprises a third processor 31, and a video input port 32 and a first internet access module 33 which are electrically connected with the third processor 31; the video input port 32 is connected to the video output port 24, and the third processor 31 is connected to a wide area network through the first internet access module 33. The remote terminal device 40 comprises a fourth processor 41, and a second internet access module 42 and a display screen 43 which are electrically connected with the fourth processor 41; the fourth processor 41 is connected to a wide area network through the second internet access module 42, and is connected to the third processor 31 through the first internet access module 33 for wide area network communication. The second processor 21 obtains the desktop display signal of the first smart device 10 through the second lan interface 23 and the first lan interface 12, and outputs the desktop display signal to the third processor 31 through the video output port 24; the third processor 31 receives the desktop display signal through the video input port 32, and sends the desktop display signal to the fourth processor 41 through the first internet access module 33; the fourth processor 41 receives the desktop display signal and outputs the desktop display signal to the display screen 43 for display.
The first smart device 10 may be a smart device such as a computer, an interactive tablet, etc. storing confidential documents or important documents. To prevent confidential or important files on the memory of the first smart device 10 from being stolen because of networking, the first smart device 10 is not networked.
The second intelligent device 20 is an intermediate main control device, is connected with the first intelligent devices 10 through a network interface, and establishes a local area network with the plurality of first intelligent devices 10, so as to obtain the desktop display signals of the first intelligent devices 10, and is also used for being connected with the third intelligent device 30, and transmitting the desktop display signals of the first intelligent devices 10 to the third intelligent device 30 connected to the rear end of the third intelligent device. The second smart device 20 may be a computer, an interactive tablet, or other smart device.
The third smart device 30 is a media device capable of accessing the internet, which may be a computer, an interactive tablet, or the like, disposed between the second smart device 20 and the remote terminal device 40.
The remote terminal device 40 can be a computer, an interactive tablet and other intelligent devices, can be networked, is connected with the third intelligent device 30 through a wide area network to realize communication, acquires desktop display signals of the plurality of first intelligent devices 10 through the third intelligent device 30 and displays the desktop display signals, and realizes desktop remote display of the first intelligent devices 10.
It should be noted that: the first processor, the second processor, the third processor and the fourth processor may include not only a central processing unit but also data processing elements such as a memory.
By applying the embodiment of the application, the network interface is arranged on the first intelligent device, the switch and the network interface are arranged on the second intelligent device, so that the plurality of first intelligent devices can be connected with the second intelligent device through a local area network to realize communication, the second intelligent device can conveniently acquire the desktop display signal of the disconnected first intelligent device, the desktop display signal of the first intelligent device is transmitted to the third intelligent device through the video output port of the one-way transmission of the second intelligent device, the third intelligent device is connected with the remote terminal device through the network, the desktop display signal is transmitted to the remote terminal device to be played, the desktop remote display can be carried out without connecting the first intelligent device in a large scale, the computer cryptograph component on the disconnected first intelligent device is effectively prevented from being stolen due to the connection of the network, and the use is safe and convenient.
The second intelligent device 20 includes a plurality of second lan interfaces 23, the plurality of second lan interfaces 23 are respectively connected to the plurality of first lan interfaces 12 of the first intelligent device 10 in a one-to-one correspondence manner, and the second processor 21 obtains the desktop display signal of the first intelligent device 10 through the second lan interfaces 23 and the first lan interfaces 12.
The second intelligent device 20 further includes a switch 22 and an ethernet chip for establishing a local area network, and a plurality of the second local area network interfaces 23 are connected to the second processor 21 through the switch 22 and the ethernet chip, and a south bridge chip. The first lan interface 12 and the second lan interface 23 may be RJ45 network interfaces. The plurality of first smart devices 10 are connected to the plurality of second lan interfaces 23 of the second smart device 20 through the first lan interface 12, so as to construct a lan, thereby transmitting the desktop display signal of each first smart device 10 to the second smart device 20.
To ensure the security of the first smart device 10, the identity of the third smart device 30 needs to be verified before the desktop display signal of the first smart device 10 is sent to the second smart device 20. In an alternative embodiment, the method for performing authentication between the second smart device 20 and the third smart device 30 may be: and setting a corresponding identity authentication unit to transmit an identity authentication signal for identity authentication. Specifically, the second smart device 20 further includes a first microprocessor 25 electrically connected to the second processor 21; the third smart device 30 further comprises a second microprocessor 34 electrically connected to the third processor 31; the second microprocessor 34 is connected with the first microprocessor 25 through a data transmission port; said second microprocessor 34 sending an authentication signal to said first microprocessor 25; the first microprocessor 25 receives the authentication signal and sends a video output control signal to the second processor 21; the second processor 21 receives the video output control signal, obtains the desktop display signal sent by the first intelligent device 10, and outputs the desktop display signal to the third processor 31.
The authentication signal may be a signal with identification instruction information, and the second microprocessor 34 of the third smart device 30 sends the signal to the first microprocessor 25 of the second smart device 20, and the first microprocessor 25 of the second smart device 20 verifies the relevant information, so as to give the third smart device 30 the right to receive the desktop display signal of the first smart device 10. When the third smart device 30 is a security device, the first processor 11 of the first smart device 10 generates a desktop display signal, and transmits the desktop display signal to the second processor 21 of the second smart device 20 through the local area network, and the second processor 21 receives the desktop display signal and transmits the desktop display signal to the third smart device 30 through the video output port 24.
In an alternative embodiment, the second microprocessor 34 is connected to the first microprocessor 25 via a UART Interface (Universal Asynchronous Receiver/Transmitter) or a SPI (Serial Peripheral Interface).
Since the signal output from the second smart device 20 through the video output port 24 cannot be directly received by the third processor 31, a video conversion chip 35 corresponding to the video output port 24 is further disposed on the third smart device 30 to perform format conversion on the desktop display signal. The video conversion chip 35 is connected between the video input port and the third processor 31; the video conversion chip 35 receives the desktop display signal, converts the desktop display signal into a video signal supported by the third processor 31, and transmits the video signal to the third processor 31. It should be noted that the desktop display signal transmitted from the second smart device 20 to the third smart device 30 is transmitted in a single direction. The video input port 32 is an interface corresponding to the video output port 24.
In an alternative embodiment, the video output port and the video input port may be HDMI (High Definition Multimedia Interface, all digital video and audio transmission Interface), and the video conversion chip 35 may convert the HDMI-formatted desktop display signal into USB (Universal Serial Bus) formatted data or other formatted data that can be received by the third processor 31.
In an alternative embodiment, the video output port and the video input port may be DP (display port) interfaces, and the video conversion chip 35 may convert the DP-format desktop display signal into USB-format data or other format data that can be received by the third processor 31.
In an alternative embodiment, the video output port and the video input port may be VGA (video Graphics array) interfaces, and the video conversion chip 35 may convert the VGA format desktop display signals into USB format data or other format data that can be received by the third processor 31.
In an alternative embodiment, the video output port and the video input port may be DVI (Digital Visual Interface), and the video conversion chip 35 may convert the desktop display signal in the DVI format into USB format data or other format data that can be received by the third processor 31.
In order to network the third smart device 30, a first internet access module 33 is further disposed on the third smart device 30. In an alternative embodiment, the first networking module 33 includes a first PHY switch chip and a first network interface electrically connected to the first PHY switch chip; the third processor 31 is connected to the wan through the first phy (physical layer) switch chip and the first network interface.
In order to network the remote terminal 40, a second internet access module 42 is also provided on the remote terminal 40. In an optional embodiment, the second internet access module 42 includes a second PHY switch chip and a second network interface electrically connected to the second PHY switch chip; the fourth processor 41 is connected to the wan through the second PHY switch chip and the second network interface, and is connected to the second processor and the third processor 31 through the first network interface and the first PHY switch chip.
In an alternative embodiment, the first internet surfing module 33 may be a first wireless internet surfing module electrically connected with the third processor 31; the third processor 31 is connected to the wide area network through the first wireless internet module. The first wireless networking module can be a WIFI module, a 4G module or a 5G module.
In an optional embodiment, the second internet access module 42 is a second wireless internet access module electrically connected to the fourth processor 41; the fourth processor 41 is connected to the wide area network through the second wireless internet access module, and is connected to the third processor 31 through the first wireless internet access module. The second wireless internet module can be a WIFI module, a 4G module or a 5G module.
By applying the embodiment of the application, the network interface is arranged on the first intelligent device, the switch and the network interface are arranged on the second intelligent device, the plurality of first intelligent devices can be connected with the second intelligent device through a local area network to realize communication, the second intelligent device can conveniently acquire the desktop display signal of the disconnected first intelligent device, the video output port through one-way transmission is transmitted to the third intelligent device, the third intelligent device is networked with the remote terminal device, the desktop display signal is transmitted to the remote terminal device to be played, desktop remote display can be carried out without networking the large-scale first intelligent device, the encrypted file on the computer of the disconnected first intelligent device can be effectively prevented from being stolen due to networking, and the remote display is safe and convenient.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (9)
1. A remote display system for large-scale electronic equipment, characterized in that: the intelligent terminal comprises a plurality of first intelligent devices, a plurality of second intelligent devices, a plurality of third intelligent devices and a plurality of remote terminal devices;
the plurality of first intelligent devices comprise first processors and first local area network interfaces electrically connected with the first processors;
the second intelligent device comprises a second processor, and a second local area network interface, a switch and a video output port which are electrically connected with the second processor; the second local area network interface is connected with the first local area network interface, and the second processor is connected with the first processor through the switch, the second local area network interface and the first local area network interface to establish a local area network for communication;
the third intelligent device comprises a third processor, a video input port and a first internet surfing module, wherein the video input port and the first internet surfing module are electrically connected with the third processor; the video input port is connected with the video output port, and the third processor is connected to a wide area network through the first internet surfing module;
the remote terminal equipment comprises a fourth processor, and a second network module and a display screen which are electrically connected with the fourth processor; the fourth processor is connected to a wide area network through the second internet surfing module and is connected to the third processor through the first internet surfing module to perform wide area network communication;
the second processor acquires desktop display signals of the first intelligent device through the second local area network interface and the first local area network interface, and outputs the desktop display signals to the third processor through the video output port; the third processor receives the desktop display signal through the video input port and sends the desktop display signal to the fourth processor through the first internet access module; and the fourth processor receives the desktop display signal and outputs the desktop display signal to the display screen for display.
2. The remote display system of large-scale electronic equipment according to claim 1, wherein: the second intelligent device comprises a plurality of second local area network interfaces, the plurality of second local area network interfaces are respectively connected with the plurality of first local area network interfaces of the first intelligent device in a one-to-one correspondence mode, and the second processor acquires the desktop display signals of the first intelligent device through the second local area network interfaces and the first local area network interfaces.
3. The remote display system of large-scale electronic equipment according to claim 1, wherein: the second intelligent device further comprises a first microprocessor electrically connected with the second processor; the third intelligent device further comprises a second microprocessor electrically connected with the third processor; the second microprocessor is connected with the first microprocessor through a data transmission port;
the second microprocessor sends an authentication signal to the first microprocessor; the first microprocessor receives the authentication signal and sends a video output control signal to the second processor; and the second processor receives the video output control signal, acquires the desktop display signal sent by the first intelligent device and outputs the desktop display signal to the third processor.
4. The remote display system of large-scale electronic equipment as claimed in claim 3, wherein: the second microprocessor is connected with the first microprocessor through a UART interface or an SPI interface.
5. The remote display system of large-scale electronic equipment according to claim 1, wherein: the third intelligent device also comprises a video conversion chip corresponding to the video output port; the video conversion chip is connected between the video input port and the third processor; and the video conversion chip receives the desktop display signal, converts the desktop display signal into a video signal supported by the third processor and transmits the video signal to the third processor.
6. The remote display system of large-scale electronic equipment as claimed in claim 5, wherein: the video output port is any one of the following interfaces:
HDMI interface, DP interface, VGA interface, DVI interface.
7. The remote display system of large-scale electronic equipment according to claim 1, wherein: the first internet module comprises a first Ethernet chip and a first wide area network interface which are electrically connected with each other; the third processor is connected to a wide area network through the first Ethernet chip and the first wide area network interface;
the second internet module comprises a second Ethernet chip and a second wide area network interface which are electrically connected with each other; the fourth processor is connected to a wide area network through the second ethernet chip and the second wan interface, and is connected to the third processor through the first wan interface and the first ethernet chip.
8. The remote display system of large-scale electronic equipment according to claim 1, wherein: the first internet module is a first wireless internet module electrically connected with the third processor; the third processor is connected to a wide area network through the first wireless networking module; the second internet module is a second wireless internet module electrically connected with the fourth processor; the fourth processor is connected to a wide area network through the second wireless internet module and is connected to the third processor through the first wireless internet module.
9. The remote display system of large-scale electronic equipment according to claim 1, wherein: the first internet surfing module and/or the second internet surfing module are/is a WIFI module.
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| CN202121590412.7U CN216122451U (en) | 2021-07-13 | 2021-07-13 | Remote display system of large-scale electronic equipment |
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| CN202121590412.7U CN216122451U (en) | 2021-07-13 | 2021-07-13 | Remote display system of large-scale electronic equipment |
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