CN103856809A - Method, system and terminal equipment for multipoint at the same screen - Google Patents
Method, system and terminal equipment for multipoint at the same screen Download PDFInfo
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- CN103856809A CN103856809A CN201210509780.3A CN201210509780A CN103856809A CN 103856809 A CN103856809 A CN 103856809A CN 201210509780 A CN201210509780 A CN 201210509780A CN 103856809 A CN103856809 A CN 103856809A
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Abstract
The invention discloses a method for multipoint at the same screen. The method for multipoint at the same screen includes the following steps that a receiving end receives same screen data coding bit stream sent by at least two sending ends; the receiving end decodes and buffers the received same screen data coding bit stream; the receiving end synchronizes the buffered same screen data and achieves same screen display of multipoint. The invention further correspondingly discloses a system and terminal equipment for multipoint at the same screen. According to the scheme of the method for multipoint at the same screen, the receiving end is capable of receiving the same screen data sent by a plurality of sending ends and capable of simultaneously displaying same screen contents of the sending ends, so that multipoint at the same screen is achieved, and user experience can be improved.
Description
Technical field
The present invention relates to same screen technology, relate in particular to a kind of multiple spot with screen method, system and terminal equipment.
Background technology
Refer to the displaying contents real-time Transmission on a terminal equipment and be shown on another one terminal equipment with screen, such as, the displaying contents on mobile phone terminal is outputed on projection, TV.At present, there is several same screen technical scheme based on LAN environment, as: the WFD Display that leading WIMO, the WIFI tissue of middle movement defines etc.Fig. 1 is the basic framework schematic diagram of existing same screen technology, and as shown in Figure 1, transmitting terminal is shared displaying contents with receiving terminal, comprise the steps:
1) find to connect, the connection that completes both sides is set up and the initial work of being correlated with, as: the initialization of code stream coded format, bit stream mode etc.;
2) transmitting terminal intercepts displaying contents (being picture frame) in real time, is sent to coding module, then by network interface, encoding code stream is transferred to receiving terminal;
3) receiving terminal receives after encoding code stream, and encoding code stream is sent to decoder module, and decoder module is sent to display device by decoded picture after decoding, and display device displays decoded picture, thereby completes the same screen between terminal equipment.
But, along with increasing and variation of various terminals in family expenses and office scene, multi-screen merges is just becoming a trend, also there is new demand with screen application, that is: receiving terminal can receive the same screen data of multiple transmitting terminals, and show the shared screen content of one or more transmitting terminal simultaneously, for example, be applied to following scene with screen Technology Need:
Scene one: terminal equipment A and terminal equipment B are shown to displaying contents on a large display device with screen, so that terminal equipment A and terminal equipment B can carry out some contrast competitive plays, as " racing car " etc., to experience thereby obtain good user, the schematic diagram of this scene is as shown in Figure 2.
Scene two: terminal equipment A, terminal equipment B and terminal equipment C are in the middle of a conferencing environment, they can shield to a large screen equipment same content simultaneously, as the projecting apparatus in meeting room or large-size screen monitors TV, like this, large screen equipment can adopt picture-in-picture mode to browse the displaying contents of the terminal equipment of multiple conference participation scenes, facilitate sharing and selection of content, the schematic diagram of this scene as shown in Figure 3.
But, not yet propose at present to realize the relevant programme of multiple spot with screen, thereby cannot realize above-mentioned two scenes, affect user and experience.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of multiple spot with screen method, system and terminal equipment, can realize multiple spot with screen, improves user and experiences.
For achieving the above object, technical scheme of the present invention is achieved in that
A kind of multiple spot, with screen method, comprising:
Receiving terminal receives the same screen data encoding code stream that at least two transmitting terminals send;
Described receiving terminal is decoded and cushions received same screen data encoding code stream;
Described receiving terminal carries out synchronously, realizing multiple spot Display on the same screen to the same screen data of buffering.
Before described receiving terminal receives the same screen data encoding code stream of at least two transmitting terminals transmissions, the method also comprises: described receiving terminal connects with described at least two transmitting terminals respectively;
Wherein, receiving terminal and transmitting terminal connect and specifically comprise:
Receiving terminal carries out connection management initialization;
Described receiving terminal receives the access request message from transmitting terminal;
Described receiving terminal is to described transmitting terminal feedback receive path information;
Described receiving terminal receives the same screen information that described transmitting terminal sends;
Described receiving terminal is determined can compatible described same screen information, to described transmitting terminal feeding back confirmation message the initialization passage corresponding with described receiving terminal;
Described receiving terminal receives the connection of described transmitting terminal transmission and sets up acknowledge message, has connected.
Before receiving terminal receives the same screen data encoding code stream of at least two transmitting terminals transmissions, the method also comprises:
Described at least two transmitting terminals capture the displaying contents of self in real time;
According to the same screen information of described receiving terminal negotiation, the displaying contents capturing being encoded, and the same screen data encoding code stream after coding is sent to described receiving terminal.
Described receiving terminal carries out connection management and is initialized as:
Based on configuration information initialization display control module and link control module, create channel management module.
The same screen data encoding code stream that described receiving terminal receiving end/sending end sends, received same screen data encoding code stream is decoded and cushioned and be: the same screen data encoding code stream that described channel management module receiving end/sending end sends, received same screen data encoding code stream is decoded and cushioned;
Described receiving terminal carries out synchronously the same screen data of buffering, realizes multiple spot Display on the same screen and is: described display control module carries out synchronously, realizing multiple spot Display on the same screen to the same screen data of buffering according to configuration information;
Described receiving terminal and transmitting terminal connect into: described link control module is mutual according to configuration information and described transmitting terminal, connect, the initialization of the line correlation of going forward side by side.
Frame displaying time unit is set, and described receiving terminal to the same screen data of buffering is synchronously:
In a frame displaying time unit, to the same screen data of each transmitting terminal, first picture frame of only getting in this frame displaying time unit shows, other picture frames are abandoned.
A kind of terminal equipment, comprising: display control module, display module and at least two channel management modules; Described each channel management module specifically comprises: bit stream control module, decoder module and decoded frame buffer module; Wherein,
Described bit stream control module, the same screen data encoding code stream sending for receiving corresponding transmitting terminal;
Described decoder module, decodes for the same screen data encoding code stream to described reception;
Described decoding frame buffer module, for cushioning with screen data decoded;
Described display control module, for carrying out synchronously, realizing multiple spot Display on the same screen to the same screen data of each decoding frame buffer module buffering;
Described display module, for according to the control of described display control module, carries out multiple spot Display on the same screen.
This terminal equipment also comprises link control module, for connecting with transmitting terminal,
Described link control module specifically for:
Receive the access request message from transmitting terminal;
To described transmitting terminal feedback receive path information;
Receive the same screen information that described transmitting terminal sends;
Determining can compatible described same screen information, to described transmitting terminal feeding back confirmation message the initialization passage corresponding with described receiving terminal;
Acknowledge message is set up in the connection that receives described transmitting terminal transmission, has connected.
This terminal equipment also comprises display mode administration module,
Described display mode administration module, specifically for carrying out connection management initialization, based on configuration information initialization display control module and link control module, creates channel management module.
Frame displaying time unit is set,
Described display control module, specifically in a frame displaying time unit, to the same screen data of each transmitting terminal, first picture frame of only getting in this frame displaying time unit shows, other picture frames are abandoned.
The same screen system of a kind of multiple spot, comprises at least two transmitting terminals and a receiving terminal, and wherein, described receiving terminal is above-mentioned terminal equipment, and described transmitting terminal comprises: link control module, displaying contents handling module, coding module and bit stream control module; Wherein,
Described link control module, for connecting with receiving terminal;
Described displaying contents handling module, for capturing in real time the displaying contents of self;
Described coding module, the same screen information of consulting for basis and described receiving terminal is encoded to the displaying contents capturing;
Described bit stream control module, for being sent to described receiving terminal by the same screen data encoding code stream after coding.
Multiple spot of the present invention is with screen method, system and terminal equipment, and receiving terminal receives the same screen data encoding code stream that at least two transmitting terminals send; Described receiving terminal is decoded and cushions received same screen data encoding code stream; Described receiving terminal carries out synchronously, realizing multiple spot Display on the same screen to the same screen data of buffering.Adopt scheme of the present invention, receiving terminal can receive the same screen data from multiple transmitting terminals, and shows the same screen content of multiple transmitting terminals simultaneously, thereby has realized multiple spot with screen, can improve user and experience.
Brief description of the drawings
Fig. 1 is the basic framework schematic diagram of existing same screen technology;
Fig. 2 is the schematic diagram of a kind of multiple spot with screen scene;
Fig. 3 is the schematic diagram of another kind of multiple spot with screen scene;
Fig. 4 is that a kind of multiple spot of the embodiment of the present invention is with screen method flow schematic diagram;
Fig. 5 is the schematic flow sheet that in the embodiment of the present invention, receiving terminal and transmitting terminal connect;
Fig. 6 is the structural representation of a kind of terminal equipment of the embodiment of the present invention;
Fig. 7 is the structural representation of the another kind of terminal equipment of the embodiment of the present invention;
Fig. 8 is the structural representation of another terminal equipment of the embodiment of the present invention.
Embodiment
Basic thought of the present invention is: receiving terminal receives the same screen data encoding code stream that at least two transmitting terminals send; Described receiving terminal is decoded and cushions received same screen data encoding code stream; Described receiving terminal carries out synchronously, realizing multiple spot Display on the same screen to the same screen data of buffering.
Fig. 4 is the same screen of a kind of multiple spot of embodiment of the present invention method flow schematic diagram, and as shown in Figure 4, the method comprises:
Step 401: receiving terminal receives the same screen data encoding code stream that at least two transmitting terminals send;
Step 402: described receiving terminal is decoded and cushions received same screen data encoding code stream;
Step 403: described receiving terminal carries out synchronously, realizing multiple spot Display on the same screen to the same screen data of buffering.
Optionally, before described receiving terminal receives the same screen data encoding code stream of at least two transmitting terminals transmissions, the method also comprises: described receiving terminal connects with described at least two transmitting terminals respectively, wherein, as shown in Figure 5, receiving terminal and transmitting terminal connect and specifically can comprise:
Step 501: described receiving terminal receives the access request message from transmitting terminal;
Here, receiving terminal need to first carry out connection management initialization.
Step 502: described receiving terminal is to described transmitting terminal feedback receive path information;
Step 503: described receiving terminal receives the same screen information that described transmitting terminal sends;
Step 504: described receiving terminal is determined can compatible described same screen information, to described transmitting terminal feeding back confirmation message the initialization passage corresponding with described receiving terminal;
Step 505: described receiving terminal receives the connection of described transmitting terminal transmission and sets up acknowledge message, has connected.
It should be noted that, if transmitting terminal or receiving terminal one side need to disconnect, notify the other side by its link control module; Or in the time that a side detects that bit stream is abnormal, can also force to disconnect, discharge related resource.
Optionally, before receiving terminal receives the same screen data encoding code stream of at least two transmitting terminals transmissions, the method also comprises:
Described at least two transmitting terminals capture the displaying contents of self in real time;
According to the same screen information of described receiving terminal negotiation, the displaying contents capturing being encoded, and the same screen data encoding code stream after coding is sent to described receiving terminal.
Optionally, described receiving terminal carries out connection management and is initialized as:
Based on configuration information initialization display control module and link control module, create channel management module.
Optionally,
The same screen data encoding code stream that described receiving terminal receiving end/sending end sends, received same screen data encoding code stream is decoded and cushioned and be: the same screen data encoding code stream that described channel management module receiving end/sending end sends, received same screen data encoding code stream is decoded and cushioned;
Described receiving terminal carries out synchronously the same screen data of buffering, realizes multiple spot Display on the same screen and is: described display control module carries out synchronously, realizing multiple spot Display on the same screen to the same screen data of buffering according to configuration information;
Described receiving terminal and transmitting terminal connect into: described link control module is mutual according to configuration information and described transmitting terminal, connect, the initialization of the line correlation of going forward side by side.
Optionally, frame displaying time unit is set, described receiving terminal to the same screen data of buffering is synchronously:
In a frame displaying time unit, to the same screen data of each transmitting terminal, first picture frame of only getting in this frame displaying time unit shows, other picture frames are abandoned.
The embodiment of the present invention also correspondingly discloses a kind of terminal equipment, and as shown in Figure 6, this terminal equipment comprises: display control module, display module and at least two channel management modules; Described each channel management module specifically comprises: bit stream control module, decoder module and decoded frame buffer module; Wherein,
Described bit stream control module, the same screen data encoding code stream sending for receiving corresponding transmitting terminal, generally receives by network adaptation module;
Described decoder module, decodes for the same screen data encoding code stream to described reception, produces image frame data;
Described decoding frame buffer module, for cushioning with screen data decoded, for display control module provides demonstration data;
Described display control module, for the same screen data of each decoding frame buffer module buffering are carried out synchronously, realize multiple spot Display on the same screen, concrete, from different passages, obtain the rear image frame data of decoding, carry out synchronous, and based on configuration information in display mode administration module, picture frame is spliced, export in display module, realize with screen information display;
Described display module, for according to the control of described display control module, carries out multiple spot Display on the same screen.
In the present invention, display control module is significant for processing following situation:
1, different frame per second input in passage, receiving terminal finally shows based on unified frame per second, and display control module inside can be used a frame per second synchronised clock, and timing is obtained picture frame from " buffer module " of different passages.In a frame displaying time unit, only to get first picture frame in unit and show, other are abandoned.
2, in passage, different picture size is inputted, and display control module carries out " convergent-divergent " operation by the display position based on image in different passages and size obtain picture frame from passage " buffer module " after, to mate viewing area.
3, for image display mode in multichannel, the configuration information of display control module based in display mode administration module, can dynamically adjust and produce different display modes, as display frame size, display position capable of dynamic are adjusted.
The present invention relates to multiple spot with screen, thereby there are multiple passages in receiving terminal, code stream information that transmitting terminal produces of each passage reception & disposal.Channel management module is used for managing these treatment channel.
Optionally, as shown in Figure 7, this terminal equipment also comprises link control module, for connecting with transmitting terminal, link control module, based on configuration information in display mode administration module, intercoms mutually with transmitting terminal link control module, connect, and be responsible for completing of relevant initial work, as passage configuration etc.
Described link control module specifically for:
Receive the access request message from transmitting terminal;
To described transmitting terminal feedback receive path information;
Receive the same screen information that described transmitting terminal sends;
Determining can compatible described same screen information, to described transmitting terminal feeding back confirmation message the initialization passage corresponding with described receiving terminal;
Acknowledge message is set up in the connection that receives described transmitting terminal transmission, has connected.
Optionally, as shown in Figure 8, this terminal equipment also comprises display mode administration module,
Described display mode administration module, specifically for carrying out connection management initialization, based on configuration information initialization display control module and link control module, create channel management module, display mode administration module is by the display control module and the link control module that directly affect in receiving device, for example, configuration receiving terminal display mode, comprises the information such as acceptable transmitting terminal number of active lanes, viewing area configuration.
Optionally, frame displaying time unit is set,
Described display control module, specifically in a frame displaying time unit, to the same screen data of each transmitting terminal, first picture frame of only getting in this frame displaying time unit shows, other picture frames are abandoned.
It should be noted that, frame displaying time unit can arrange according to receiving terminal refresh rate.
The embodiment of the present invention also correspondingly discloses the same screen system of a kind of multiple spot, this system comprises at least two transmitting terminals and a receiving terminal, wherein, described receiving terminal is above-mentioned terminal equipment, and described transmitting terminal comprises: link control module, displaying contents handling module, coding module and bit stream control module; Wherein,
Described link control module, for connecting with receiving terminal, concrete, intercom mutually with receiving terminal link control module, connect, and drive completing of relevant place initial work, as, code stream transmission method, coding configuration etc.;
Described displaying contents handling module, for capturing in real time the displaying contents of self, concrete, can, according to the frequency of setting, capture in real time displaying contents in transmitting terminal (picture frame);
Described coding module, for according to the same screen information of described receiving terminal negotiation, the displaying contents capturing being encoded, forms transmission code stream, optional, after coding, compresses;
Described bit stream control module, for the same screen data encoding code stream after coding is sent to described receiving terminal, concrete, will carry out, after multiplexing tissue, being sent to receiving terminal by network adaptation module with screen data encoding code stream.
It should be noted that, the present invention can be applied to LAN environment.
By the present invention, receiving terminal can receive the same screen data from multiple transmitting terminals, and the same screen content of simultaneously showing multiple transmitting terminals, thereby realize multiple spot with screen, can improve user experiences, in addition, the present invention can, easily according to different resolution, different frame per second, the same screen of different ability output content, experience thereby can further improve user.
The above, be only preferred embodiment of the present invention, is not intended to limit protection scope of the present invention.
Claims (11)
1. multiple spot, with a screen method, is characterized in that, the method comprises:
Receiving terminal receives the same screen data encoding code stream that at least two transmitting terminals send;
Described receiving terminal is decoded and cushions received same screen data encoding code stream;
Described receiving terminal carries out synchronously, realizing multiple spot Display on the same screen to the same screen data of buffering.
2. method according to claim 1, is characterized in that, before described receiving terminal receives the same screen data encoding code stream of at least two transmitting terminals transmissions, the method also comprises: described receiving terminal connects with described at least two transmitting terminals respectively;
Wherein, receiving terminal and transmitting terminal connect and specifically comprise:
Receiving terminal carries out connection management initialization;
Described receiving terminal receives the access request message from transmitting terminal;
Described receiving terminal is to described transmitting terminal feedback receive path information;
Described receiving terminal receives the same screen information that described transmitting terminal sends;
Described receiving terminal is determined can compatible described same screen information, to described transmitting terminal feeding back confirmation message the initialization passage corresponding with described receiving terminal;
Described receiving terminal receives the connection of described transmitting terminal transmission and sets up acknowledge message, has connected.
3. method according to claim 2, is characterized in that, before receiving terminal receives the same screen data encoding code stream of at least two transmitting terminals transmissions, the method also comprises:
Described at least two transmitting terminals capture the displaying contents of self in real time;
According to the same screen information of described receiving terminal negotiation, the displaying contents capturing being encoded, and the same screen data encoding code stream after coding is sent to described receiving terminal.
4. method according to claim 2, is characterized in that, described receiving terminal carries out connection management and is initialized as:
Based on configuration information initialization display control module and link control module, create channel management module.
5. method according to claim 4, is characterized in that,
The same screen data encoding code stream that described receiving terminal receiving end/sending end sends, received same screen data encoding code stream is decoded and cushioned and be: the same screen data encoding code stream that described channel management module receiving end/sending end sends, received same screen data encoding code stream is decoded and cushioned;
Described receiving terminal carries out synchronously the same screen data of buffering, realizes multiple spot Display on the same screen and is: described display control module carries out synchronously, realizing multiple spot Display on the same screen to the same screen data of buffering according to configuration information;
Described receiving terminal and transmitting terminal connect into: described link control module is mutual according to configuration information and described transmitting terminal, connect, the initialization of the line correlation of going forward side by side.
6. according to the method described in claim 1 to 5 any one, it is characterized in that, frame displaying time unit is set, described receiving terminal to the same screen data of buffering is synchronously:
In a frame displaying time unit, to the same screen data of each transmitting terminal, first picture frame of only getting in this frame displaying time unit shows, other picture frames are abandoned.
7. a terminal equipment, is characterized in that, this terminal equipment comprises: display control module, display module and at least two channel management modules; Described each channel management module specifically comprises: bit stream control module, decoder module and decoded frame buffer module; Wherein,
Described bit stream control module, the same screen data encoding code stream sending for receiving corresponding transmitting terminal;
Described decoder module, decodes for the same screen data encoding code stream to described reception;
Described decoding frame buffer module, for cushioning with screen data decoded;
Described display control module, for carrying out synchronously, realizing multiple spot Display on the same screen to the same screen data of each decoding frame buffer module buffering;
Described display module, for according to the control of described display control module, carries out multiple spot Display on the same screen.
8. terminal equipment according to claim 7, is characterized in that, this terminal equipment also comprises link control module, for connecting with transmitting terminal,
Described link control module specifically for:
Receive the access request message from transmitting terminal;
To described transmitting terminal feedback receive path information;
Receive the same screen information that described transmitting terminal sends;
Determining can compatible described same screen information, to described transmitting terminal feeding back confirmation message the initialization passage corresponding with described receiving terminal;
Acknowledge message is set up in the connection that receives described transmitting terminal transmission, has connected.
9. terminal equipment according to claim 8, is characterized in that, this terminal equipment also comprises display mode administration module,
Described display mode administration module, specifically for carrying out connection management initialization, based on configuration information initialization display control module and link control module, creates channel management module.
10. according to the terminal equipment described in claim 7 to 9 any one, it is characterized in that, frame displaying time unit be set,
Described display control module, specifically in a frame displaying time unit, to the same screen data of each transmitting terminal, first picture frame of only getting in this frame displaying time unit shows, other picture frames are abandoned.
11. 1 kinds of same screen systems of multiple spot, it is characterized in that, this system comprises at least two transmitting terminals and a receiving terminal, wherein, described receiving terminal is the terminal equipment described in claim 7 to 9 any one, and described transmitting terminal comprises: link control module, displaying contents handling module, coding module and bit stream control module; Wherein,
Described link control module, for connecting with receiving terminal;
Described displaying contents handling module, for capturing in real time the displaying contents of self;
Described coding module, the same screen information of consulting for basis and described receiving terminal is encoded to the displaying contents capturing;
Described bit stream control module, for being sent to described receiving terminal by the same screen data encoding code stream after coding.
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| CN201210509780.3A CN103856809A (en) | 2012-12-03 | 2012-12-03 | Method, system and terminal equipment for multipoint at the same screen |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016197654A1 (en) * | 2015-12-09 | 2016-12-15 | 中兴通讯股份有限公司 | Projection terminal and method thereof for realizing multi-terminal co-screen projection |
| WO2017113734A1 (en) * | 2015-12-30 | 2017-07-06 | 乐视控股（北京）有限公司 | Video multipoint same-screen play method and system |
| CN107040498A (en) * | 2016-02-03 | 2017-08-11 | ***通信集团公司 | With screen method and terminal |
| CN110381345A (en) * | 2019-07-05 | 2019-10-25 | 华为技术有限公司 | A kind of throwing screen display methods and electronic equipment |
| CN112911383A (en) * | 2021-01-19 | 2021-06-04 | 深圳乐播科技有限公司 | Multipath screen projection method, device and system under local area network |
| CN112905089A (en) * | 2021-02-07 | 2021-06-04 | 北京小米移动软件有限公司 | Equipment control method and device |
| WO2022078039A1 (en) * | 2020-10-15 | 2022-04-21 | Oppo广东移动通信有限公司 | Display method and apparatus, electronic device and storage medium |
| WO2022105403A1 (en) * | 2020-11-20 | 2022-05-27 | Oppo广东移动通信有限公司 | Cross-device content projection method and apparatus, and devices and storage medium |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030020803A1 (en) * | 2001-07-16 | 2003-01-30 | Yang Chin-Lung | Method and apparatus for continuously receiving frames from a plurality of video channels and for alternately continuously transmitting to each of a plurality of participants in a video conference individual frames containing information concerning each of said video channels |
| CN1476242A (en) * | 2002-07-23 | 2004-02-18 | ������������ʽ���� | Display system, network answering display device, terminal apparatus and controlling program |
| US20050140780A1 (en) * | 2001-07-16 | 2005-06-30 | Chih-Lung Yang | Video conferencing system |
| CN101316369A (en) * | 2007-05-29 | 2008-12-03 | 索尼株式会社 | Image processing device, method, program and recording medium |
| CN101374233A (en) * | 2008-10-23 | 2009-02-25 | 杭州华三通信技术有限公司 | Method and apparatus for adapting video stream frame rate, and FPGA chip as well as equipment for processing video stream |
| CN101697113A (en) * | 2009-10-23 | 2010-04-21 | 广东威创视讯科技股份有限公司 | Method and device for processing multi-screen splicing display |
| CN101976183A (en) * | 2010-09-27 | 2011-02-16 | 广东威创视讯科技股份有限公司 | Method and device for updating images when simultaneously updating multi-window images |
| CN102004620A (en) * | 2010-11-09 | 2011-04-06 | 广东威创视讯科技股份有限公司 | Image updating method and device |
-
2012
- 2012-12-03 CN CN201210509780.3A patent/CN103856809A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030020803A1 (en) * | 2001-07-16 | 2003-01-30 | Yang Chin-Lung | Method and apparatus for continuously receiving frames from a plurality of video channels and for alternately continuously transmitting to each of a plurality of participants in a video conference individual frames containing information concerning each of said video channels |
| US20050140780A1 (en) * | 2001-07-16 | 2005-06-30 | Chih-Lung Yang | Video conferencing system |
| CN1476242A (en) * | 2002-07-23 | 2004-02-18 | ������������ʽ���� | Display system, network answering display device, terminal apparatus and controlling program |
| CN101316369A (en) * | 2007-05-29 | 2008-12-03 | 索尼株式会社 | Image processing device, method, program and recording medium |
| CN101374233A (en) * | 2008-10-23 | 2009-02-25 | 杭州华三通信技术有限公司 | Method and apparatus for adapting video stream frame rate, and FPGA chip as well as equipment for processing video stream |
| CN101697113A (en) * | 2009-10-23 | 2010-04-21 | 广东威创视讯科技股份有限公司 | Method and device for processing multi-screen splicing display |
| CN101976183A (en) * | 2010-09-27 | 2011-02-16 | 广东威创视讯科技股份有限公司 | Method and device for updating images when simultaneously updating multi-window images |
| CN102004620A (en) * | 2010-11-09 | 2011-04-06 | 广东威创视讯科技股份有限公司 | Image updating method and device |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106856563A (en) * | 2015-12-09 | 2017-06-16 | 中兴通讯股份有限公司 | A kind of projection terminal and its method for realizing the same screen projection in multiple terminals |
| WO2016197654A1 (en) * | 2015-12-09 | 2016-12-15 | 中兴通讯股份有限公司 | Projection terminal and method thereof for realizing multi-terminal co-screen projection |
| WO2017113734A1 (en) * | 2015-12-30 | 2017-07-06 | 乐视控股（北京）有限公司 | Video multipoint same-screen play method and system |
| CN107040498B (en) * | 2016-02-03 | 2020-09-25 | ***通信集团公司 | Same-screen method and terminal |
| CN107040498A (en) * | 2016-02-03 | 2017-08-11 | ***通信集团公司 | With screen method and terminal |
| CN110381345B (en) * | 2019-07-05 | 2020-12-15 | 华为技术有限公司 | Screen projection display method and electronic equipment |
| CN110381345A (en) * | 2019-07-05 | 2019-10-25 | 华为技术有限公司 | A kind of throwing screen display methods and electronic equipment |
| CN114009055A (en) * | 2019-07-05 | 2022-02-01 | 华为技术有限公司 | Screen projection display method and electronic equipment |
| CN114009055B (en) * | 2019-07-05 | 2023-09-22 | 华为技术有限公司 | Screen-throwing display method and electronic equipment |
| CN117376615A (en) * | 2019-07-05 | 2024-01-09 | 华为技术有限公司 | Screen-throwing display method and electronic equipment |
| WO2022078039A1 (en) * | 2020-10-15 | 2022-04-21 | Oppo广东移动通信有限公司 | Display method and apparatus, electronic device and storage medium |
| WO2022105403A1 (en) * | 2020-11-20 | 2022-05-27 | Oppo广东移动通信有限公司 | Cross-device content projection method and apparatus, and devices and storage medium |
| CN112911383A (en) * | 2021-01-19 | 2021-06-04 | 深圳乐播科技有限公司 | Multipath screen projection method, device and system under local area network |
| CN112905089A (en) * | 2021-02-07 | 2021-06-04 | 北京小米移动软件有限公司 | Equipment control method and device |
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