CN113542862A - Method for sharing information in wireless screen transmission - Google Patents
Method for sharing information in wireless screen transmission Download PDFInfo
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- CN113542862A CN113542862A CN202110831670.8A CN202110831670A CN113542862A CN 113542862 A CN113542862 A CN 113542862A CN 202110831670 A CN202110831670 A CN 202110831670A CN 113542862 A CN113542862 A CN 113542862A
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 86
- 238000000034 method Methods 0.000 title claims abstract description 25
- 238000013475 authorization Methods 0.000 claims abstract description 7
- 230000006835 compression Effects 0.000 claims description 30
- 238000007906 compression Methods 0.000 claims description 30
- 238000006243 chemical reaction Methods 0.000 claims description 19
- 230000006837 decompression Effects 0.000 claims description 6
- 238000004806 packaging method and process Methods 0.000 claims description 6
- 238000012986 modification Methods 0.000 claims description 4
- 230000004048 modification Effects 0.000 claims description 4
- 230000006854 communication Effects 0.000 abstract description 4
- 238000004891 communication Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000012546 transfer Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/4363—Adapting the video or multiplex stream to a specific local network, e.g. a IEEE 1394 or Bluetooth® network
- H04N21/43637—Adapting the video or multiplex stream to a specific local network, e.g. a IEEE 1394 or Bluetooth® network involving a wireless protocol, e.g. Bluetooth, RF or wireless LAN [IEEE 802.11]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/4367—Establishing a secure communication between the client and a peripheral device or smart card
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
- H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
Abstract
The invention relates to the technical field of wireless screen transmission, in particular to a method for sharing information in a wireless screen transmission, which comprises the following steps: s1, installing the screen transmission sharing software, wherein the receiving terminal and the sending terminal acquire screen transmission software installation packages in corresponding formats and install the screen transmission software installation packages in the receiving terminal and the sending terminal; s2, establishing a wireless local area network, establishing a wireless WiFi hotspot by using a router, and establishing a hotspot name and a password; s3, establishing connection, namely opening a WiFi connection interface between the receiving terminal and the sending terminal, selecting a corresponding wireless WiFi hotspot, and inputting a password to enable the receiving terminal and the sending terminal to be connected to the same local area network together; compared with the prior art, the method for sharing the information in the wireless screen transmission can be used for switching the terminals of the wireless screen transmission arbitrarily according to the user request and the authorization, so that the opinions and viewpoints of all users can be expressed conveniently and rapidly in the conference communication process, and the conference communication efficiency is effectively improved.
Description
Technical Field
The invention relates to the technical field of wireless screen transmission, in particular to a method for sharing information in a wireless screen transmission.
Background
The user can place the notebook computer at any position of the home at will, and the current operation content on the notebook computer can be synchronously displayed on the flat-panel television in real time through the wireless screen transmission, wherein the displayed content comprises various multimedia information such as videos, audios and the like;
in the conventional wireless conventional system, it is difficult to switch between the sending terminal and the receiving terminal quickly, so that when a conference or academic exchange is performed by using the conventional wireless conventional system, if some ideas or viewpoints are generated by the receiving terminal user before the user wants to express the exchange discussion, the user needs to reestablish the connection to share the conference, thereby causing the problem of low efficiency of the whole conference exchange.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a method for sharing information in a wireless screen transmission.
In order to achieve the purpose, the invention adopts the following technical scheme:
a method for sharing information in a wireless screen transmission is designed, and comprises the following steps:
s1, installing the screen transmission sharing software, wherein the receiving terminal and the sending terminal acquire screen transmission software installation packages in corresponding formats and install the screen transmission software installation packages in the receiving terminal and the sending terminal;
s2, establishing a wireless local area network, establishing a wireless WiFi hotspot by using a router, and establishing a hotspot name and a password;
s3, establishing connection, namely opening a WiFi connection interface between the receiving terminal and the sending terminal, selecting a corresponding wireless WiFi hotspot, and inputting a password to enable the receiving terminal and the sending terminal to be connected to the same local area network together;
s4, the sending terminal logs in and authorizes, the sending terminal opens the installed screen transmission software, and establishes a wireless screen transmission room, and sets room passwords;
s5, receiving login authorization of the terminal, opening the installed screen transmission software by the receiving terminal, registering the user name, searching a wireless screen transmission room created by the sending terminal under the same local area network, and inputting a room password to enter the corresponding screen transmission room to become a managed user of the screen transmission room;
s6, the screen content of the sending terminal captured by the sending terminal is processed by format conversion, compression coding, multiplexing and packaging to generate a multimedia data stream, and the multimedia data stream is uploaded to a local area network by a sending module of the sending terminal;
s7, the receiving terminal receives the multimedia data flow, the receiving terminal obtains the multimedia data flow from the local area network, and carries on format conversion, decompression decoding, and finally sends to the multimedia device of the receiving terminal for playing;
s8: sharing information of a receiving terminal, requesting to acquire the management authority of a screen transmission room by a screen transmission software user in the receiving terminal, handing over part of the management authority of the screen transmission room to the receiving terminal after the approval of the screen transmission software user in the sending terminal, terminating the grabbing and sharing of the screen information by the sending terminal, and enabling the screen transmission software user of the sending terminal to lose part of the management authority and become a managed user;
s9: the method comprises the steps that screen content of a sending terminal captured by a receiving terminal is processed by format conversion, compression coding, multiplexing and packaging and the like to generate a multimedia data stream, and the multimedia data stream is uploaded to a local area network by a sending module of the receiving terminal;
and S10, the sending terminal receives the multimedia data stream, acquires the multimedia data stream from the local area network, performs format conversion and decompression decoding, and finally sends the multimedia data stream to the multimedia equipment of the receiving terminal for playing.
Preferably, the management authority for the sending terminal to transfer the screen transmission room management authority to the receiving terminal comprises the authority for uploading the multimedia data stream and the management authority of each user in the wireless screen transmission room, the authority for modifying the room password and the room name is reserved, and the management authority of the sending terminal is forcibly cancelled.
Preferably, the management right for each user in the wireless transmission screen room obtained by the sending terminal does not include the right for the sending terminal user to request the wireless transmission screen room.
Preferably, the grabbed screen content of the sending terminal comprises the following steps:
s61: generating screen content capture parameters, acquiring parameters of a screen of a sending terminal, a CPU of the sending terminal and bandwidth parameters of a local area network, and generating options of the screen content capture parameters according to the parameters of the screen of the sending terminal, the CPU of the sending terminal and the bandwidth parameters of the local area network;
s62: selecting screen content grabbing parameters, and selecting corresponding pairs of screen content grabbing parameters by the sending terminal according to requirements;
s63: acquiring a video frame of screen information;
s64: and carrying out format conversion and sending to an encoder for compression encoding.
Preferably, the capturing of the screen content of the receiving terminal includes the following steps:
s91: generating screen content capture parameters, acquiring parameters of a screen of a receiving terminal, a CPU of the receiving terminal and bandwidth parameters of a local area network, and generating options of the screen content capture parameters according to the parameters of a screen of a sending terminal, the CPU of the sending terminal and the bandwidth parameters of the local area network;
s92: selecting screen content grabbing parameters, and selecting corresponding pairs of screen content grabbing parameters by the sending terminal according to requirements;
s93: acquiring a video frame of screen information;
s94: and carrying out format conversion and sending to an encoder for compression encoding.
Preferably, the compression encoding comprises the steps of:
s941: calculating the occupancy rate of the buffer area and judging whether to check the first threshold value, and if the occupancy rate of the buffer area does not exceed the first threshold value, improving the code rate for compression coding;
s942: if the occupancy rate of the buffer area exceeds the first threshold value, judging whether the occupancy rate of the buffer area exceeds a second threshold value, and if the occupancy rate of the buffer area does not exceed the second threshold value, directly performing compression coding;
s943: if the occupancy rate of the buffer area exceeds the second threshold value, judging whether the occupancy rate of the buffer area exceeds a third threshold value, and if the occupancy rate of the buffer area does not exceed the second threshold value, reducing the code rate for compression coding;
s944: and if the occupancy rate of the buffer area exceeds a second threshold value, reducing the code rate to drop frames of the video data and then performing compression coding.
The method for sharing information in the wireless screen transmission has the advantages that:
1. the method for sharing information in the wireless screen transmission can switch the terminals of the wireless screen transmission arbitrarily according to the user request and authorization, so that the opinions and viewpoints of each user can be expressed conveniently and rapidly in the conference communication process, and the conference communication efficiency is effectively improved.
2. The method for sharing information in the wireless transmission screen can correspondingly improve the code rate, reduce the code rate and perform compression coding after frame loss according to the occupancy rate of the buffer area, thereby realizing the self-adaptive selection of different coding modes according to different configured terminal equipment and effectively improving the hardware utilization rate of the terminal equipment.
Drawings
Fig. 1 is a schematic step diagram of a method for sharing information in a wireless transmission screen according to the present invention;
fig. 2 is a schematic diagram illustrating steps of capturing screen contents of a sending terminal in a method for sharing information in a wireless screen according to the present invention;
fig. 3 is a schematic diagram illustrating steps of capturing screen contents of a receiving terminal in a method for sharing information in a wireless screen according to the present invention;
fig. 4 is a schematic diagram of a compression encoding step in the method for sharing information in a wireless screen transmission according to the present invention.
In the figure: a transmitting terminal 1, a receiving terminal 2, a router 3.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1 to 3, a method for sharing information in a wireless screen, comprising:
s1, installing the screen transmission sharing software, wherein the receiving terminal 2 and the sending terminal 1 acquire screen transmission software installation packages in corresponding formats and install the screen transmission software installation packages in the receiving terminal 2 and the sending terminal 1; s2, establishing a wireless local area network, establishing a wireless WiFi hotspot by using the router 3, and establishing a hotspot name and a password; s3, establishing connection, opening a WiFi connection interface between the receiving terminal 2 and the sending terminal 1, selecting a corresponding wireless WiFi hotspot, and inputting a password to enable the receiving terminal 2 and the sending terminal 1 to be connected to the same local area network together; s4, sending terminal 1 login authorization, opening the installed screen transmission software by the sending terminal 1, establishing a wireless screen transmission room, and setting a room password, S5, receiving terminal 2 login authorization, opening the installed screen transmission software by the receiving terminal 2, registering a user name, searching the wireless screen transmission room established by the sending terminal 1 under the same local area network, and inputting a room password into the corresponding screen transmission room to become a managed user of the screen transmission room; s6, the screen content of the sending terminal 1 captured by the sending terminal 1 is processed by format conversion, compression coding, multiplexing and packaging, and the generated multimedia data stream is uploaded to a local area network by a sending module of the sending terminal 1; s7, the receiving terminal 2 receives the multimedia data flow, the receiving terminal 2 obtains the multimedia data flow from the local area network, and carries on format conversion, decompression decoding, and finally sends to the multimedia device of the receiving terminal 2 for playing; through the encryption of setting up two sets of passwords of wiFi password and wireless pass screen room password, can effectively prevent to pass leaking of screen information, play the effective protection to wireless pass screen information, wherein sending terminal 1 is desktop computer, notebook computer, panel computer and the smart mobile phone that has the wiFi module. The receiving terminal is a desktop computer, a notebook computer, a display screen, a projector, a tablet computer and a smart phone with a WiFi module.
S8: sharing information by a receiving terminal 2, requesting to acquire the management authority of a screen transmission room by a screen transmission software user in the receiving terminal 2, handing over part of the management authority of the screen transmission room to the receiving terminal 2 after the approval of the screen transmission software user in a sending terminal 1, terminating the grabbing and sharing of the screen information by the sending terminal 1, and enabling the screen transmission software user of the sending terminal 1 to lose part of the management authority and become a managed user; s9: the screen content of the sending terminal 1 captured by the receiving terminal 2 is processed by format conversion, compression coding, multiplexing and packaging and the like to generate a multimedia data stream, and the multimedia data stream is uploaded to a local area network by a sending module of the receiving terminal 2; s10, the sending terminal 1 receives the multimedia data stream, the sending terminal 1 obtains the multimedia data stream from the local area network, carries out format conversion, decompression and decoding, finally sends the multimedia data stream to the multimedia device of the receiving terminal 2 for playing, obtains the management authority of the screen room through the request of the screen software user in the receiving terminal 2, and hands over part of the management authority of the screen room to the receiving terminal 2 after the screen software user in the sending terminal 1 agrees, so that the user of the receiving terminal can share the information of the corresponding screen with the sending terminal user and the users of other receiving terminals.
The method comprises the steps that the management authority of a transmission terminal 1 for transferring the screen transmission room management authority to a receiving terminal 2 comprises the authority for uploading multimedia data streams and the management authority of each user of a wireless screen transmission room, the authority for modifying room passwords and room name modification is reserved, the management authority of the transmission terminal 1 is forcibly cancelled, the management authority of each user of the wireless screen transmission room acquired by the transmission terminal 1 does not comprise the authority for requesting the wireless screen transmission room from the user of the transmission terminal 1, the authority for modifying the room passwords and the room name modification is reserved to the user of the transmission terminal 1, and the problem that the passwords of the wireless screen transmission room are maliciously modified after the authority transfer is solved.
The captured screen content of the sending terminal 1 comprises the following steps: s61: generating screen content capture parameters, acquiring parameters of a screen of a sending terminal 1, a CPU of the sending terminal 1 and bandwidth parameters of a local area network, and generating options of the screen content capture parameters according to the parameters of the screen of the sending terminal 1, the CPU of the sending terminal 1 and the bandwidth parameters of the local area network; s62: selecting screen content capture parameters, and selecting corresponding screen content capture parameters by the sending terminal 1 according to requirements; s63: acquiring a video frame of screen information; s64: format conversion is carried out, the format conversion is sent to an encoder for compression encoding, options of screen content capture parameters are generated according to parameters of a screen of the sending terminal 1, a CPU of the sending terminal 1 and bandwidth parameters of a local area network, and accuracy of the user in selecting the capture parameters can be improved.
The captured screen content of the receiving terminal 2 comprises the following steps:
s91: generating screen content capture parameters, acquiring parameters of a screen of a receiving terminal 2, a CPU of the receiving terminal 2 and bandwidth parameters of a local area network, and generating options of the screen content capture parameters according to the parameters of a screen of a sending terminal 1, the CPU of the sending terminal 1 and the bandwidth parameters of the local area network;
s92: selecting screen content capture parameters, and selecting corresponding screen content capture parameters by the sending terminal 1 according to requirements;
s93: acquiring a video frame of screen information;
s94: and carrying out format conversion and sending to an encoder for compression encoding.
The compression encoding includes the steps of: s941: calculating the occupancy rate of the buffer area and judging whether to check the first threshold value, and if the occupancy rate of the buffer area does not exceed the first threshold value, improving the code rate for compression coding; s942: if the occupancy rate of the buffer area exceeds the first threshold value, judging whether the occupancy rate of the buffer area exceeds a second threshold value, and if the occupancy rate of the buffer area does not exceed the second threshold value, directly performing compression coding; s943: if the occupancy rate of the buffer area exceeds the second threshold value, judging whether the occupancy rate of the buffer area exceeds a third threshold value, and if the occupancy rate of the buffer area does not exceed the second threshold value, reducing the code rate for compression coding; s944: if the occupancy rate of the buffer area exceeds the second threshold value, the code rate is reduced, frame dropping is carried out on the video data, then compression coding is carried out, wherein the buffer area is a buffer of the receiving terminal and the sending terminal, the judgment is carried out through three groups of threshold values, the code rate can be correspondingly improved, the code rate can be correspondingly reduced, and the compression coding can be carried out after frame dropping according to the occupancy rate of the buffer area, so that different coding modes can be adaptively selected according to different configured terminal equipment, and the hardware utilization rate of the terminal equipment is effectively improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. A method for sharing information in a wireless screen transmission is characterized by comprising the following steps:
s1, installing the screen transmission sharing software, wherein the receiving terminal (2) and the sending terminal (1) acquire screen transmission software installation packages in corresponding formats and install the screen transmission software installation packages in the receiving terminal (2) and the sending terminal (1);
s2, establishing a wireless local area network, establishing a wireless WiFi hotspot by using the router (3), and establishing a hotspot name and a password;
s3, establishing connection, namely opening a WiFi connection interface between the receiving terminal (2) and the sending terminal (1), selecting a corresponding wireless WiFi hotspot, and inputting a password to enable the receiving terminal (2) and the sending terminal (1) to be connected to the same local area network together;
s4, the sending terminal (1) logs in for authorization, the sending terminal (1) opens the installed screen transmission software, a wireless screen transmission room is established, and a room password is set;
s5, receiving login authorization of the terminal (2), opening the installed screen transmission software by the receiving terminal (2), registering the user name, searching a wireless screen transmission room created by the sending terminal (1) under the same local area network, and inputting a room password to enter the corresponding screen transmission room to become a managed user of the screen transmission room;
s6, the screen content of the sending terminal (1) captured by the sending terminal (1) is processed by format conversion, compression coding, multiplexing and packaging, and the generated multimedia data stream is uploaded to a local area network by a sending module of the sending terminal (1);
s7, the receiving terminal (2) receives the multimedia data stream, the receiving terminal (2) obtains the multimedia data stream from the local area network, and carries on format conversion, decompression decoding, and finally sends to the multimedia device of the receiving terminal (2) for playing;
s8: the method comprises the steps that information sharing is carried out on a receiving terminal (2), a screen transmission software user in the receiving terminal (2) requests to acquire the management authority of a screen transmission room, partial screen transmission room management authority is handed over to the receiving terminal (2) after the screen transmission software user in a sending terminal (1) agrees, the sending terminal (1) terminates screen information grabbing and sharing, and the screen transmission software user of the sending terminal (1) loses partial management authority and becomes a managed user;
s9: the method comprises the following steps that screen contents of a sending terminal (1) captured by a receiving terminal (2) are processed by format conversion, compression coding, multiplexing and packaging and the like to generate a multimedia data stream, and the multimedia data stream is uploaded to a local area network by a sending module of the receiving terminal (2);
and S10, the sending terminal (1) receives the multimedia data stream, the sending terminal (1) acquires the multimedia data stream from the local area network, performs format conversion and decompression decoding, and finally sends the multimedia data stream to the multimedia equipment of the receiving terminal (2) for playing.
2. The method for sharing information in a wireless transmission screen according to claim 1, wherein the management authority of the transmission terminal (1) for transferring the transmission screen room management authority to the receiving terminal (2) comprises the authority for uploading the multimedia data stream and the management authority of each user in the wireless transmission screen room, the authority for reserving room password modification and room name modification and the authority for forcibly canceling the management authority of the transmission terminal (1).
3. The method for sharing information in the wireless transmission screen according to claim 2, wherein the management authority for each user in the wireless transmission screen room obtained by the sending terminal (1) does not include the authority for the sending terminal (1) user to request the wireless transmission screen room.
4. The method for sharing information in a wireless pass screen according to claim 1, wherein the step of capturing the screen content of the sending terminal (1) comprises the following steps:
s61: generating screen content capture parameters, acquiring parameters of a screen of a sending terminal (1), a CPU (central processing unit) of the sending terminal (1) and bandwidth parameters of a local area network, and generating options of the screen content capture parameters according to the parameters of the screen of the sending terminal (1), the CPU of the sending terminal (1) and the bandwidth parameters of the local area network;
s62: selecting screen content grabbing parameters, and selecting corresponding screen content grabbing parameters by the sending terminal (1) according to requirements;
s63: acquiring a video frame of screen information;
s64: and carrying out format conversion and sending to an encoder for compression encoding.
5. The method for sharing information in a wireless transmission screen according to claim 1, wherein the step of capturing the screen content of the receiving terminal (2) comprises the following steps:
s91: generating screen content capture parameters, acquiring parameters of a screen of a receiving terminal (2), a CPU of the receiving terminal (2) and bandwidth parameters of a local area network, and generating options of the screen content capture parameters according to the parameters of the screen of a sending terminal (1), the CPU of the sending terminal (1) and the bandwidth parameters of the local area network;
s92: selecting screen content grabbing parameters, and selecting corresponding screen content grabbing parameters by the sending terminal (1) according to requirements;
s93: acquiring a video frame of screen information;
s94: and carrying out format conversion and sending to an encoder for compression encoding.
6. The method of claim 5, wherein the compression encoding comprises the steps of:
s941: calculating the occupancy rate of the buffer area and judging whether to check the first threshold value, and if the occupancy rate of the buffer area does not exceed the first threshold value, improving the code rate for compression coding;
s942: if the occupancy rate of the buffer area exceeds the first threshold value, judging whether the occupancy rate of the buffer area exceeds a second threshold value, and if the occupancy rate of the buffer area does not exceed the second threshold value, directly performing compression coding;
s943: if the occupancy rate of the buffer area exceeds the second threshold value, judging whether the occupancy rate of the buffer area exceeds a third threshold value, and if the occupancy rate of the buffer area does not exceed the second threshold value, reducing the code rate for compression coding;
s944: and if the occupancy rate of the buffer area exceeds a second threshold value, reducing the code rate to drop frames of the video data and then performing compression coding.
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| CN202110831670.8A CN113542862A (en) | 2021-07-22 | 2021-07-22 | Method for sharing information in wireless screen transmission |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040024819A1 (en) * | 1998-09-24 | 2004-02-05 | Fujitsu Limited | Apparatus for controlling a shared screen |
| US20140123053A1 (en) * | 2012-10-25 | 2014-05-01 | Funai Electric Co., Ltd. | Display terminal device, display screen sharing system, and display screen sharing method |
| CN105979334A (en) * | 2016-07-06 | 2016-09-28 | 乐视控股（北京）有限公司 | Screen content transmission system, terminal and screen content transmission method |
| CN106230937A (en) * | 2016-07-29 | 2016-12-14 | 宇龙计算机通信科技(深圳)有限公司 | Long-range control method, remote control and terminal |
| CN107291411A (en) * | 2017-05-19 | 2017-10-24 | 广州视源电子科技股份有限公司 | The method of information sharing, device and storage medium in wireless screen transmission |
| CN109542378A (en) * | 2018-11-19 | 2019-03-29 | 上海闻泰信息技术有限公司 | Screen sharing method, device, electronic equipment and readable storage medium storing program for executing |
| US20190303087A1 (en) * | 2016-10-14 | 2019-10-03 | Ricoh Company, Ltd. | Information processing system, information processing apparatus, and screen-sharing terminal controlling method |
-
2021
- 2021-07-22 CN CN202110831670.8A patent/CN113542862A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040024819A1 (en) * | 1998-09-24 | 2004-02-05 | Fujitsu Limited | Apparatus for controlling a shared screen |
| US20140123053A1 (en) * | 2012-10-25 | 2014-05-01 | Funai Electric Co., Ltd. | Display terminal device, display screen sharing system, and display screen sharing method |
| CN105979334A (en) * | 2016-07-06 | 2016-09-28 | 乐视控股（北京）有限公司 | Screen content transmission system, terminal and screen content transmission method |
| CN106230937A (en) * | 2016-07-29 | 2016-12-14 | 宇龙计算机通信科技(深圳)有限公司 | Long-range control method, remote control and terminal |
| US20190303087A1 (en) * | 2016-10-14 | 2019-10-03 | Ricoh Company, Ltd. | Information processing system, information processing apparatus, and screen-sharing terminal controlling method |
| CN107291411A (en) * | 2017-05-19 | 2017-10-24 | 广州视源电子科技股份有限公司 | The method of information sharing, device and storage medium in wireless screen transmission |
| CN109542378A (en) * | 2018-11-19 | 2019-03-29 | 上海闻泰信息技术有限公司 | Screen sharing method, device, electronic equipment and readable storage medium storing program for executing |
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