CN104883617B - Multi-screen interaction system and method - Google Patents
Multi-screen interaction system and method Download PDFInfo
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- CN104883617B CN104883617B CN201410069775.4A CN201410069775A CN104883617B CN 104883617 B CN104883617 B CN 104883617B CN 201410069775 A CN201410069775 A CN 201410069775A CN 104883617 B CN104883617 B CN 104883617B
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- mobile terminal
- display control
- signal
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- control terminal
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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
- H04N21/47—End-user applications
- H04N21/472—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content
- H04N21/47205—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content for manipulating displayed content, e.g. interacting with MPEG-4 objects, editing locally
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
- G06F3/1423—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display
-
- 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
- H04N21/47—End-user applications
- H04N21/472—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content
- H04N21/4722—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content for requesting additional data associated with the content
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/268—Signal distribution or switching
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
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- Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Controls And Circuits For Display Device (AREA)
- Navigation (AREA)
Abstract
The present invention relates to a kind of Multi-screen interaction system, including display control terminal and signal transmission conversion equipment, display control terminal includes touch screen, and the touch panel of touch screen is used to obtain the control instruction of input；Signal transmission conversion equipment includes wireless transport module, interface circuit and signal format conversion circuit, and interface circuit and signal format conversion circuit are electrically connected with each other；Wireless transport module is used to control instruction being transferred to mobile terminal；Interface circuit includes MHL or HDMI interface, for receiving the vision signal and audio signal that mobile terminal calculation process obtains；Signal format conversion circuit is for converting the signal into the signal format that display control terminal can play.The invention further relates to a kind of multi-screen interaction methods.The present invention carries out the calculation process of the applications such as audio-visual amusement and navigation by the operation and decoding capability of mobile terminal, and display control terminal synchronization map shows the content of mobile terminal, therefore can be made simpler, stablize, and the R＆D cycle is also shorter.
Description
Technical field
The present invention relates to electrical communication technology more particularly to a kind of Multi-screen interaction systems, further relate to a kind of multi-screen interaction method.
Background technology
With the development of social scientific and technological level, people for the functions such as intelligence, the amusement of electronic product demand increasingly
Height, but for certain traditional electronic terminal products, be often not suitable for being equipped with the very strong processor of operational capability.
Such as traditional vehicle device navigation, amusement, video/audio function have relied on vehicle-mounted multimedia equipment itself operation and
Decoding capability carries out, inevitable to the stability requirement of product and cost very high in this way, and the R＆D cycle is very long, for automobile
Safety and stability consider automotive electronics test and verification research and development process be up to 1 year or several years, often a product
Also no listing has not just been eliminated.
Invention content
Based on this, have to solve user to electronic terminal product, such as vehicle-mounted multimedia equipment operational capability higher
It when demand, researches and develops, the problem that test period is long, it is necessary to which a kind of Multi-screen interaction system is provided.
A kind of Multi-screen interaction system, including display control terminal further include signal transmission conversion equipment, the display control
Terminal includes touch screen, and the touch panel of touch screen is used to obtain the control instruction of input；The signal transmission conversion equipment packet
Wireless transport module, interface circuit and signal format conversion circuit are included, the interface circuit and signal format conversion circuit are mutual
It is electrically connected；The wireless transport module is used to the control instruction being transferred to mobile terminal；The interface circuit includes MHL
And/or HDMI interface, the interface circuit are used to receive the vision signal that mobile terminal calculation process obtains and/or audio letter
Number；The signal format conversion circuit can for the vision signal and/or audio signal to be converted into display control terminal
The signal format of broadcasting；The touch screen is additionally operable to be shown according to transformed vision signal；The display control terminal
Further include loud speaker, for being played out according to transformed audio signal.
The wireless transport module is bluetooth module in one of the embodiments, and the signal format conversion circuit is used
It is converted at least one of VGA, RGB, CVBS, Ypbpr, ITU601 format in the vision signal for receiving interface circuit, also
Audio signal for inputting interface circuit is converted at least one of IIS and SPDZF formats.
The control instruction is transferred to mobile terminal by the wireless transport module in one of the embodiments, is to use
Vision signal and/or audio signal are generated after controlling mobile terminal execution application program.
The display control terminal is vehicle-mounted multimedia equipment in one of the embodiments, and the mobile terminal is hand
Machine.
It there is a need to and a kind of multi-screen interaction method is provided.
A kind of multi-screen interaction method, includes the following steps：The control that display control terminal obtains input by touch screen refers to
It enables；Control instruction is wirelessly transferred to mobile terminal by display control terminal；Mobile terminal is according to control instruction at it
Selected data carries out calculation process in memory；Mobile terminal is regarded by MHL or HDMI interface by what the calculation process obtained
Frequency signal and/or audio signal are shown and are played, and simultaneous transmission is converted into display control terminal to display control terminal
The signal format that can be played；Display control terminal is carried out with movement eventually according to transformed vision signal and/or audio signal
Hold synchronous display and broadcasting.
Control instruction is wirelessly transferred to mobile whole by the display control terminal in one of the embodiments,
The step of end, is transmitted by bluetooth approach.
The mobile terminal according to control instruction, transported in its memory by selected data in one of the embodiments,
The step of calculating processing is generation vision signal and/or audio signal after executing application.
Described the step of being converted into the signal format that display control terminal can play in one of the embodiments, packet
The one kind being converted into vision signal in VGA, RGB, CVBS, Ypbpr, ITU601 format is included, and converts audio signals into IIS
With one kind in SPDZF formats.
Further include the steps that the control instruction that mobile terminal obtains input by touch screen in one of the embodiments,.
Above-mentioned Multi-screen interaction system carries out audio-visual, amusement and navigation etc. by the operation and decoding capability of mobile terminal
The calculation process of application, display control terminal itself be not decoded and operation, and only responsible synchronization map shows mobile terminal
Content, and user is returned to by shifting by the control instruction of the touch screen input of display control terminal by wireless transport module
Dynamic terminal, controls mobile terminal.It is lower, more stable display control terminal can be thus made simpler, cost,
R＆D cycle is also shorter.Operation and decoding are carried out due to not needing display control terminal, so also substantially increasing display control
The life of product of terminal processed.
Description of the drawings
Fig. 1 is the structure diagram of Multi-screen interaction system in an embodiment；
Fig. 2 is the structure diagram of signal transmission conversion equipment in an embodiment；
Fig. 3 is the flow chart of multi-screen interaction method in an embodiment.
Specific implementation mode
It is understandable to enable objects, features and advantages of the present invention to become apparent, below in conjunction with the accompanying drawings to the tool of the present invention
Body embodiment is described in detail.
Fig. 1 is the structure diagram of Multi-screen interaction system in an embodiment, including display control terminal 10 and mobile terminal 20.
In this example it is shown that control terminal 10 is vehicle-mounted multimedia equipment, mobile terminal 20 is mobile phone.In other embodiments,
Display control terminal 10 can also be that the intelligent TV set etc. with touch screen is not easy to move and be not equipped with stronger operational capability
The conditional electronic end product of processor, mobile terminal 20 can also be that the performances such as tablet computer, laptop are relatively strong
Mobile intelligent terminal.Multi-screen interaction system 10 is in traditional vehicle-mounted multimedia equipment（Including touch screen 12 and loud speaker 18）'s
On the basis of increase signal transmission conversion equipment 14.Fig. 2 is please referred to, in the present embodiment, signal transmission conversion equipment 14 includes
Wireless transport module 141, interface circuit 142 and signal format conversion circuit 144, interface circuit 142 and signal format conversion electricity
Road 144 is electrically connected with each other.Touch panel input control instruction in the touch screen 12 that user passes through vehicle-mounted multimedia equipment, nothing
Line transmission module 141 is used to control instruction being transferred to mobile terminal 20, and mobile terminal 20 is according to control instruction in its memory
Middle selected data carries out calculation process, such as is decoded to video content, is decoded to audio content, carries out navigation processing
Or operation other application program（APP）.Mobile terminal high-definition audio and video standard interface may be used in interface circuit 142（MHL）, also may be used
To use high-definition multimedia interface（HDMI）, while being equipped with corresponding acceptor circuit.Interface circuit 142 is moved for receiving
The vision signal and/or audio signal that dynamic 20 calculation process of terminal obtains.Signal format conversion circuit 144 is used for mobile terminal
20 are transferred to the vision signal of interface circuit 142 and/or audio signal is converted into the signal that display control terminal 10 can play
Then format is shown that loud speaker 18 is according to transformed audio signal by touch screen 12 according to transformed vision signal
It plays out.
Above-mentioned Multi-screen interaction system passes through mobile terminal 20（Such as mobile phone）Operation and decoding capability come carry out it is audio-visual,
The calculation process of the applications such as amusement and navigation, vehicle-mounted multimedia equipment itself be not decoded and operation, are only being responsible for synchronizing reflecting
The content of display mobile terminal 20 is penetrated, and the touch screen that user is passed through by vehicle-mounted multimedia equipment by wireless transport module 141
The control instruction of 12 inputs returns to mobile terminal 20, controls mobile terminal 20.It thus can be vehicle mounted multimedia
Equipment is made that simpler, cost is lower, more stable, and the R＆D cycle is also shorter.Due to carrying out phase not on vehicle-mounted multimedia equipment
The operation and decoding of data are answered, so also substantially increasing the life of product of vehicle-mounted multimedia equipment.
Wireless transport module 141 uses bluetooth module in one of the embodiments, can also adopt in other embodiments
With wireless transmission methods such as WiFi.Signal format conversion circuit 144 is used to mobile terminal 20 being transferred to regarding for interface circuit 142
Frequency signal is converted into one kind in the formats such as VGA, RGB, CVBS, Ypbpr, ITU601, is additionally operable to input interface circuit 142
Audio signal is converted into one kind in the formats such as IIS, SPDZF.
It should be understood that user can not only be instructed by 10 input control of display control terminal, can also directly pass through
The touch screen input control instruction of mobile terminal 20 is operated, effect and the touch screen by display control terminal 10 into
Row control is the same, and two terminals show synchronous with the content holding played.
The present invention also provides a kind of multi-screen interaction methods, as shown in figure 3, including the following steps：
S310, display control terminal obtain the control instruction of input by touch screen.
In this example it is shown that control terminal is vehicle-mounted multimedia equipment, user is pressed by vehicle-mounted multimedia equipment
The input equipments input control such as key, touch panel instructs.In other embodiments, display control terminal can also be with touch
The intelligent TV set etc. of screen is not easy to move and be not equipped with the conditional electronic end product of stronger operational capability processor.
Control instruction is wirelessly transferred to mobile terminal by S320, display control terminal.
Mobile terminal can be mobile phone, tablet computer etc..In the present embodiment, it is by way of bluetooth by control instruction
It is transferred to mobile terminal.Other communications can also be used to carry out the transmission of control instruction in other embodiments.
S330, according to control instruction, selected data carries out calculation process to mobile terminal in its memory.
Selected data progress calculation process specifically refers to mobile terminal and is decoded to video content, is carried out to audio content
It decodes, carry out navigation processing or run other application program（APP）.
S340, mobile terminal is by the signal transmission that calculation process obtains and is converted into the letter that display control terminal can identify
Number format.
In the present embodiment, be the vision signal and/or audio signal for calculation process being obtained by MHL or HDMI interface
Shown and played, simultaneous transmission to display control terminal, and by vision signal be converted into VGA, RGB, CVBS, Ypbpr,
One kind in the formats such as ITU601 converting audio signals into one kind in the formats such as IIS, SPDZF.
S350, display control terminal is according to transformed vision signal and/or audio signal carries out and mobile terminal synchronization
Display and broadcasting.
During display/play, user can at any time carry out mobile terminal by the touch screen of display control terminal
Return control.
Further include the steps that the control instruction that mobile terminal obtains input by touch screen in one of the embodiments,.
User can directly be operated by the touch screen input control instruction of mobile terminal, i.e. the control instruction of step S330
It can be inputted by mobile terminal, user by mobile terminal or can pass through display control terminal
Touch screen operated, two terminals show with play content holding it is synchronous.
Several embodiments of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
Cannot the limitation to the scope of the claims of the present invention therefore be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect range.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (1)
1. a kind of multi-screen interaction method, includes the following steps：
Display control terminal obtains the control instruction of input by touch screen；
Control instruction is wirelessly transferred to mobile terminal by display control terminal；
Mobile terminal obtains the control instruction of input by touch screen；
According to two kinds of control instructions, selected data carries out calculation process to mobile terminal in its memory；
Mobile terminal is shown the vision signal and/or audio signal that the calculation process obtains by MHL or HDMI interface
Show and play, simultaneous transmission is converted into the signal format that display control terminal can play to display control terminal；
Display control terminal carries out the display with mobile terminal synchronization according to transformed vision signal and/or audio signal and broadcasts
It puts；
Described the step of being converted into the signal format that display control terminal can play, including by vision signal be converted into VGA,
One kind in RGB, CVBS, Ypbpr, ITU601 format, and convert audio signals into one kind in IIS and SPDZF formats；
The step of control instruction is wirelessly transferred to mobile terminal by the display control terminal is to pass through bluetooth approach
It is transmitted；
The mobile terminal according to control instruction in its memory selected data carry out calculation process the step of, be to execute application
Vision signal and/or audio signal are generated after program.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410069775.4A CN104883617B (en) | 2014-02-27 | 2014-02-27 | Multi-screen interaction system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410069775.4A CN104883617B (en) | 2014-02-27 | 2014-02-27 | Multi-screen interaction system and method |
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| Publication Number | Publication Date |
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| CN104883617A CN104883617A (en) | 2015-09-02 |
| CN104883617B true CN104883617B (en) | 2018-09-04 |
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| CN201410069775.4A Active CN104883617B (en) | 2014-02-27 | 2014-02-27 | Multi-screen interaction system and method |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105450965B (en) * | 2015-12-09 | 2019-07-19 | 北京小鸟看看科技有限公司 | A kind of video conversion method, device and system |
| CN108279953B (en) * | 2016-12-30 | 2021-01-19 | 法法汽车(中国)有限公司 | Screen projection method and screen projection device |
| CN106951202B (en) * | 2017-02-04 | 2021-01-01 | 合肥杰发科技有限公司 | Method for expanding mobile terminal into mobile screen of vehicle-mounted terminal and vehicle-mounted terminal |
| CN109445738A (en) * | 2019-01-07 | 2019-03-08 | 深圳市先智物联科技有限公司 | A kind of same screen control device returning control terminal operating system |
| CN112243135B (en) * | 2019-07-16 | 2023-04-11 | 腾讯科技（北京）有限公司 | Multimedia playing method and device |
| CN111787382A (en) * | 2020-07-03 | 2020-10-16 | 北京英迈琪科技有限公司 | Data interaction method and system |
| CN113741840A (en) * | 2020-09-10 | 2021-12-03 | 华为技术有限公司 | Application interface display method under multi-window screen projection scene and electronic equipment |
| CN112306439B (en) * | 2020-10-29 | 2023-02-28 | 中国第一汽车股份有限公司 | One-machine multi-screen interaction system and management method thereof, electronic equipment and storage medium |
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| US20140122757A1 (en) * | 2012-10-30 | 2014-05-01 | Cloudcar, Inc. | Vehicle data abstraction and communication |
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| CN103036968A (en) * | 2012-12-11 | 2013-04-10 | 广东好帮手电子科技股份有限公司 | Method and system for smart phone controlled and displayed by vehicle-mounted host computer |
| CN203135997U (en) * | 2013-02-22 | 2013-08-14 | 吴澎 | Vehicle information entertainment system having smartphone connecting function |
| CN103501380A (en) * | 2013-08-26 | 2014-01-08 | 东莞市科维电子科技有限公司 | Vehicle-mounted mobile phone interconnection transmission method and system thereof |
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