CN216122668U - Remote display system of electronic equipment - Google Patents
Remote display system of electronic equipment Download PDFInfo
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- CN216122668U CN216122668U CN202121027173.4U CN202121027173U CN216122668U CN 216122668 U CN216122668 U CN 216122668U CN 202121027173 U CN202121027173 U CN 202121027173U CN 216122668 U CN216122668 U CN 216122668U
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Abstract
The utility model provides a remote display system of electronic equipment, which comprises first intelligent equipment, second intelligent equipment and remote terminal equipment, wherein the first intelligent equipment is connected with the second intelligent equipment through a network; the first smart device includes a first processor and a video output port; the second intelligent device comprises a second processor, a video input port and a first internet surfing module; the video input port is connected with the video output port, and the second processor is connected to the network; the remote terminal equipment comprises a third processor, a second internet module and a display screen; the third processor is connected to the network and communicates with the second processor; the first processor generates a desktop display signal and outputs the desktop display signal to the second processor through the video output port; the second processor receives the desktop display signal through the video input port and sends the desktop display signal to the third processor through the network; the third processor receives and displays the desktop display signal, so that the desktop of the disconnected network equipment can be remotely displayed, and the encrypted files on the disconnected network equipment are effectively prevented from being stolen due to networking.
Description
Technical Field
The utility model relates to the technical field of remote display, in particular to a remote display system of 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 both communication parties to be networked, and once the intelligent device is networked, it means that there is a risk of stealing confidential documents by hackers, and if the intelligent device is not networked, such as some disconnected devices which cannot be networked or do not allow networking, it is difficult to realize remote exhibition.
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 electronic equipment, which can realize remote display of a desktop of disconnected network equipment and effectively prevent encrypted files on the computer of the disconnected network equipment from being stolen due to networking.
According to a first aspect of the embodiments of the present invention, a remote display system of an electronic device is provided, including a first intelligent device, a second intelligent device, and a remote terminal device;
the first intelligent device comprises a first processor and a video output port electrically connected with the first processor;
the second intelligent device comprises a second 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 second processor; the video input port is connected with the video output port, and the second processor is connected to a network through the first internet surfing module;
the remote terminal equipment comprises a third processor, and a second network module and a display screen which are electrically connected with the third processor; the third processor is connected to a network through the second internet surfing module and is connected to the second processor through the first internet surfing module for communication;
the first processor generates a desktop display signal and outputs the desktop display signal to the second processor through the video output port; the second processor receives the desktop display signal through the video input port and sends the desktop display signal to the third processor through the first internet access module; and the third processor receives the desktop display signal and outputs the desktop display signal to the display screen for display.
In an optional embodiment, the first smart device further comprises a first microprocessor electrically connected to the first processor; the second intelligent device further comprises a second microprocessor electrically connected with the second 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 first processor; and the first processor receives the video output control signal, generates the desktop display signal and outputs the desktop display signal to the second 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 second smart device further comprises a video conversion chip corresponding to the video output port; the video conversion chip is connected between the video signal input port and the second processor; and the video format conversion chip receives the desktop display signal, converts the desktop display signal into a video signal supported by the second processor and transmits the video signal to the second 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 alternative embodiment, the video input port is an interface corresponding to the video output port.
In an optional embodiment, the first internet access module includes a first PHY switch chip and a first network interface electrically connected to the first PHY switch chip; the second processor is connected to a network through the first PHY switch chip and a first network interface;
the second internet module comprises a second PHY switch chip and a second network interface electrically connected with the second PHY switch chip; the third processor is connected to a network through the second PHY switch chip and a second network interface, and is connected to the second processor through the first network interface and the first PHY switch chip.
In an optional embodiment, the first internet access module is a first wireless internet access module electrically connected to the second processor; the second processor is connected to a network through the first wireless networking module.
In an optional embodiment, the second internet access module is a second wireless internet access module electrically connected to the third processor; the third processor is connected to the network through the second wireless internet module and is connected to the second 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 the aid of the above embodiment of the application, the video output port of one-way transmission is arranged on the first intelligent device, the desktop display signal of the first intelligent device is transmitted to the second intelligent device, the second intelligent device is networked with the remote terminal device, the desktop display signal is transmitted to the remote terminal device for playing, desktop remote display can be achieved without networking the first intelligent device, the encrypted file on the computer of the first intelligent device with the disconnected network is effectively prevented from being stolen due to networking, and the intelligent device is safe and convenient to use.
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 of an electronic device according to an embodiment of the present application;
fig. 2 is a schematic connection diagram of a remote display system of an electronic 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 of electronic equipment, utilize video signal's one-way transmission characteristic, only show the desktop display signal of first smart machine and transmit for second smart machine through video output port, network with remote terminal through second smart machine, show the desktop display signal transmission of first smart machine to remote terminal plays, thereby realize the remote display of disconnected net equipment desktop, prevent effectively that disconnected net equipment from operating the computer cryptograph spare stolen because the networking, convenience safe in utilization. The following examples are given by way of illustration.
Referring to fig. 1 and fig. 2, fig. 1 is a schematic block diagram of a remote display system of an electronic device according to an embodiment of the present disclosure; fig. 2 is a schematic connection diagram of a remote display system of an electronic device according to an embodiment of the present application.
The embodiment of the utility model provides a remote display system of electronic equipment, which comprises first intelligent equipment 10, second intelligent equipment 20 and remote terminal equipment 30; the first intelligent device 10 comprises a first processor 11 and a video output port 12 electrically connected with the first processor 11; the second intelligent device 20 comprises a second processor 21, and a video input port 22 and a first internet access module 23 which are electrically connected with the second processor 21; the video input port 22 is connected to the video output port 12, and the second processor 21 is connected to a network through the first internet access module 23; the remote terminal device 30 comprises a third processor 31, and a second internet access module 32 and a display screen 33 which are electrically connected with the third processor 31; the third processor 31 is connected to the network through the second internet access module 32, and is connected to the second processor 21 through the first internet access module 23 for communication; the first processor 11 generates a desktop display signal, and outputs the desktop display signal to the second processor 21 through the video output port 12; the second processor 21 receives the desktop display signal through the video input port 22, and sends the desktop display signal to the third processor 31 through the first internet access module 23; the third processor 31 receives the desktop display signal and outputs the desktop display signal to the display screen 33 for display.
The first smart device 10 may be a smart device such as a computer, an interactive tablet, etc. storing confidential or important documents, and has a processor, a memory, a display 33, etc. 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 smart device 20 is a media device capable of accessing the internet, which may be a computer, an interactive tablet, or other smart devices, disposed between the first smart device 10 and the remote terminal device 30.
The third intelligent device is a remote terminal device 30 capable of accessing the internet, which may be a computer, an interactive tablet, or other intelligent device, and is connected to the second intelligent device 20 through a network to implement communication.
Use above-mentioned embodiment of this application, through set up one-way transmission's video output port 12 on first smart machine 10, show signal transmission to second smart machine 20 with the desktop of first smart machine 10, network with remote terminal equipment 30 through second smart machine 20, show signal transmission to remote terminal equipment 30 and play desktop, thereby realized that first smart machine 10 does not network and just can carry out the long-range show of desktop, prevent effectively that the cryptograph spare of operating the computer of disconnected net first smart machine 10 is stolen because of the networking, convenience safe in utilization.
To ensure the security of the first smart device 10, the identity of the second smart device 20 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 first smart device 10 and the second smart device 20 may be: and setting a corresponding identity authentication unit to transmit an identity authentication signal for identity authentication. Specifically, the first smart device 10 further includes a first microprocessor 13 electrically connected to the first processor 11; the second smart device 20 further comprises a second microprocessor electrically connected to the second processor 21; the second microprocessor is connected with the first microprocessor 13 through a data transmission port; the second microprocessor sends an authentication signal to the first microprocessor 13; the first microprocessor 13 receives the authentication signal and sends a video output control signal to the first processor 11; the first processor 11 receives the video output control signal, generates the desktop display signal, and outputs the desktop display signal to the second processor 21.
The identity verification signal may be a signal with identity instruction information, the second microprocessor of the second intelligent device 20 sends the signal to the first microprocessor 13 of the first intelligent device 10, and the first microprocessor 13 of the first intelligent device 10 verifies the relevant information, so as to give the right of receiving the desktop display signal to the second intelligent device 20. When the second smart device 20 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 smart device 20 through the video output port 12.
In an alternative embodiment, the second microprocessor is connected to the first microprocessor 13 via a UART Interface (Universal Asynchronous Receiver/Transmitter) or a Serial Peripheral Interface (SPI) Interface.
Since the signal output from the first smart device 10 through the video output port 12 cannot be directly received by the second processor 21, a video conversion chip 25 corresponding to the video output port 12 is further disposed on the second smart device 20 to perform format conversion on the desktop display signal. The video conversion chip 25 is connected between the video signal input port and the second processor 21; the video format conversion chip receives the desktop display signal, converts the desktop display signal into a video signal supported by the second processor 21, and transmits the video signal to the second processor 21. It should be noted that the desktop display signal transmitted from the first smart device 10 to the second smart device 20 is transmitted in a single direction. The video input port 22 is an interface corresponding to the video output port 12.
In an alternative embodiment, the video signal output port and the video signal input port may be HDMI (High Definition Multimedia Interface, all digital video and audio transmission Interface) interfaces, and the video conversion chip 25 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 second processor 21.
In an alternative embodiment, the video signal output port and the video signal input port may be DP (display port) interfaces, and the video conversion chip 25 may convert the DP-format desktop display signal into USB-format data or other format data that can be received by the second processor 21.
In an alternative embodiment, the video signal output port and the video signal input port may be VGA (video Graphics array) interfaces, and the video conversion chip 25 may convert the VGA format desktop display signals into USB format data or other format data that can be received by the second processor 21.
In an alternative embodiment, the video signal output port and the video signal input port may be DVI (Digital Visual Interface) interfaces, and the video conversion chip 25 may convert the desktop display signals in the DVI format into USB format data or other format data that can be received by the second processor 21.
In order to network the second smart device 20, a first internet access module 23 is further provided on the second smart device 20. In an optional embodiment, the first internet access module 23 includes a first PHY switch chip and a first network interface electrically connected to the first PHY switch chip; the second processor 21 is connected to a network through the first phy (physical layer) switch chip and a first network interface.
In order to network the remote terminal device 30, a second internet access module 32 is also provided on the remote terminal device 30. In an optional embodiment, the second internet access module 32 includes a second PHY switch chip and a second network interface electrically connected to the second PHY switch chip; the third processor 31 is connected to the network through the second PHY switch chip and the second network interface, and is connected to the second processor 21 through the first network interface and the first PHY switch chip.
In an alternative embodiment, the first internet access module 23 may be a first wireless internet access module electrically connected to the second processor 21; the second processor 21 is connected to the 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 32 is a second wireless internet access module electrically connected to the third processor 31; the third processor 31 is connected to the network through the second wireless internet access module, and is connected to the second processor 21 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 the aid of the above embodiment of the application, the video output port of one-way transmission is arranged on the first intelligent device, the desktop display signal of the first intelligent device is transmitted to the second intelligent device, the second intelligent device is networked with the remote terminal device, the desktop display signal is transmitted to the remote terminal device for playing, desktop remote display can be achieved without networking the first intelligent device, the encrypted file on the computer of the first intelligent device with the disconnected network is effectively prevented from being stolen due to networking, and the intelligent device is safe and convenient to use. Because the connection structure of the remote display system is set by utilizing the one-way transmission characteristic of the video signal, even if the second intelligent device is attacked by a hacker, only some cache information of the desktop display signal is stolen, and the confidential file cannot be stolen from the disconnected first intelligent device, so that the remote display mode is safe.
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 (10)
1. A remote display system of an electronic device, characterized in that: the system comprises a first intelligent device, a second intelligent device and a remote terminal device;
the first intelligent device comprises a first processor and a video output port electrically connected with the first processor;
the second intelligent device comprises a second 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 second processor; the video input port is connected with the video output port, and the second processor is connected to a network through the first internet surfing module;
the remote terminal equipment comprises a third processor, and a second network module and a display screen which are electrically connected with the third processor; the third processor is connected to a network through the second internet surfing module and is connected to the second processor through the first internet surfing module for communication;
the first processor generates a desktop display signal and outputs the desktop display signal to the second processor through the video output port; the second processor receives the desktop display signal through the video input port and sends the desktop display signal to the third processor through the first internet access module; and the third processor receives the desktop display signal and outputs the desktop display signal to the display screen for display.
2. The remote presentation system of electronic devices as claimed in claim 1, wherein: the first intelligent device further comprises a first microprocessor electrically connected with the first processor; the second intelligent device further comprises a second microprocessor electrically connected with the second 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 first processor; and the first processor receives the video output control signal, generates the desktop display signal and outputs the desktop display signal to the second processor.
3. The remote presentation system of electronic devices as claimed in claim 2, wherein: the second microprocessor is connected with the first microprocessor through a UART interface or an SPI interface.
4. The remote presentation system of electronic devices as claimed in claim 1, wherein: the second intelligent device also comprises a video conversion chip corresponding to the video output port; the video conversion chip is connected between the video signal input port and the second processor; and the video format conversion chip receives the desktop display signal, converts the desktop display signal into a video signal supported by the second processor and transmits the video signal to the second processor.
5. The remote presentation system of electronic devices as claimed in claim 1, wherein: the video output port is any one of the following interfaces:
HDMI interface, DP interface, VGA interface, DVI interface.
6. The remote presentation system of electronic devices as claimed in claim 5, wherein: the video input port is an interface corresponding to the video output port.
7. The remote presentation system of electronic devices as claimed in claim 1, wherein: the first internet module comprises a first PHY switch chip and a first network interface electrically connected with the first PHY switch chip; the second processor is connected to a network through the first PHY switch chip and a first network interface;
the second internet module comprises a second PHY switch chip and a second network interface electrically connected with the second PHY switch chip; the third processor is connected to a network through the second PHY switch chip and a second network interface, and is connected to the second processor through the first network interface and the first PHY switch chip.
8. The remote presentation system of electronic devices as claimed in claim 1, wherein: the first internet module is a first wireless internet module electrically connected with the second processor; the second processor is connected to a network through the first wireless networking module.
9. The remote presentation system of electronic devices as claimed in claim 1, wherein: the second internet module is a second wireless internet module electrically connected with the third processor; the third processor is connected to the network through the second wireless internet module and is connected to the second processor through the first wireless internet module.
10. The remote presentation system of electronic devices as claimed in claim 1, wherein: the first internet surfing module and/or the second internet surfing module are/is a WIFI module.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121027173.4U CN216122668U (en) | 2021-05-13 | 2021-05-13 | Remote display system of electronic equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121027173.4U CN216122668U (en) | 2021-05-13 | 2021-05-13 | Remote display system of electronic equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115277670A (en) * | 2022-06-24 | 2022-11-01 | 维沃移动通信有限公司 | Network connection control method and device of target application and electronic equipment |
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- 2021-05-13 CN CN202121027173.4U patent/CN216122668U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115277670A (en) * | 2022-06-24 | 2022-11-01 | 维沃移动通信有限公司 | Network connection control method and device of target application and electronic equipment |
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