CN109194653A - A kind of meeting plate control method and system based on auxiliary screen - Google Patents
A kind of meeting plate control method and system based on auxiliary screen Download PDFInfo
- Publication number
- CN109194653A CN109194653A CN201811039044.XA CN201811039044A CN109194653A CN 109194653 A CN109194653 A CN 109194653A CN 201811039044 A CN201811039044 A CN 201811039044A CN 109194653 A CN109194653 A CN 109194653A
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- auxiliary screen
- meeting plate
- meeting
- plate
- auxiliary
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/40—Support for services or applications
- H04L65/403—Arrangements for multi-party communication, e.g. for conferences
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1095—Replication or mirroring of data, e.g. scheduling or transport for data synchronisation between network nodes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/14—Session management
- H04L67/141—Setup of application sessions
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/15—Conference systems
Abstract
The invention discloses a kind of meeting plate control method and system based on auxiliary screen, which comprises meeting plate, which is opened, receives the request for establishing communication connection that auxiliary screen issues after hot spot, and by shaking hands agreement and auxiliary screen foundation is shaken hands connection；After the connection of shaking hands of meeting plate and auxiliary screen passes through, current picture simultaneous display to auxiliary screen, and is received the control of auxiliary screen by meeting plate simultaneously；Auxiliary screen real-time display and control meeting plate keep the synchronous of picture and function and by the current operation real-time display of auxiliary screen on meeting plate with meeting plate in real time.The present invention increases an auxiliary screen on the basis of original meeting plate, and combine algorithm and the agreement docking of software, the picture of meeting plate is projected on auxiliary screen, pass through auxiliary screen and quickly controls and uses meeting plate, when in use there is no need to stand again the two sides of meeting plate go using, as long as being sitting in front of conference table, so that it may conveniently use meeting plate.
Description
Technical field
The present invention relates to liquid crystal display all-in-one machine technical field more particularly to a kind of meeting plate controls based on auxiliary screen
Method and system.
Background technique
Meeting plate integrates the functions such as computer, projector, electronic whiteboard, TV, advertisement machine, sound equipment, have writing,
The functions such as annotation, synchronous interaction, multimedia, Remote Video Conference, fusion high definition show, human-computer interaction, multimedia signal processing
With the multinomial technology such as network transmission, it is usually used in the places such as government and enterprises' meeting room, media studio hall, education and training organization.
Meeting plate uses infrared induction technical research, and reaction speed is fast, multi-point touch, and more people write simultaneously, can amplify,
It reduces, can be wiped with hand, wait and take leave of electronic whiteboard pen-contact type；Meeting plate mostly uses liquid crystal display+operating system schema, differentiates
Rate is very high, and color rendition is true, and image quality is clear, can also see screen clearly without turning off the light；Using Radio Transmission Technology, user is without logical
It crosses data line to be projected, wireless throw can be realized and shield；Full hardware compatibility, either smart phone, tablet computer or tradition
Laptop, all can will be in content transmission to meeting plate；And the bidirectional operation at the end PC Yu meeting plate may be implemented；Intelligence
Can meeting plate generally all carry Remote Video Conference System, no matter participant in where, can all realize transnational trans-regional reality
When hold a meeting；Meeting plate is owned by greatly stronger scalability, can be compatible with a variety of USB devices, network interface card, Wireless Keyboard, mouse,
One machine meets a variety of demands；And mostly there is Windows and Andriod intelligence dual system, and it is easy to operate, support a key to turn
It changes, can also add APP, meet the individual demand of the enterprise of different field.
Based on these current existing technologies, user (user) is to be sitting in meeting room in many cases when in use
It uses, when needing to operate either annotation to certain pictures, requires to stand up, stand and going to use before meeting plate and grasp
Make, cause service efficiency not high in this way, and the time that waste much operates.
Therefore, the existing technology needs to be improved and developed.
Summary of the invention
The technical problem to be solved in the present invention is that in view of the above drawbacks of the prior art, providing a kind of based on auxiliary screen
Meeting plate control method and system increase a meeting auxiliary screen on the basis of original meeting plate, and combine soft
The algorithm and agreement of part dock, it will the picture for discussing plate projects on auxiliary screen, and auxiliary screen can complete mirror image meeting plate
Content to auxiliary screen on, and pass through auxiliary screen and can quickly use meeting plate, increase original meeting in auxiliary screen side
The physical button of the function of the software of plate facilitates operation processing, and there is no need to be stood again in meeting plate when in use
Two sides are gone using as long as being sitting in front of conference table, so that it may conveniently use meeting plate.
The technical proposal for solving the technical problem of the invention is as follows:
A kind of meeting plate control method based on auxiliary screen, wherein the meeting plate control method packet based on auxiliary screen
It includes:
Meeting plate receives the request for establishing communication connection that auxiliary screen issues after opening hot spot, and has agreement and auxiliary by shaking hands
Screen is helped to establish connection of shaking hands；
After the connection of shaking hands of meeting plate and auxiliary screen passes through, meeting plate by current picture simultaneous display to auxiliary screen, and
Receive the control of auxiliary screen simultaneously；
Auxiliary screen real-time display and control meeting plate, and by the current operation real-time display of auxiliary screen on meeting plate, it is real
When with meeting plate keep the synchronous of picture and function.
The meeting plate control method based on auxiliary screen, wherein received after the meeting plate unlatching hot spot auxiliary
The request for establishing communication connection for helping screen to issue, and by shaking hands agreement and auxiliary screen foundation is shaken hands before connection further include:
System initialization is carried out after the meeting plate booting, opens hotspot, prepares Handshake Protocol and is ready at all times to receive
The connection request of shaking hands of the auxiliary screen.
The meeting plate control method based on auxiliary screen, wherein received after the meeting plate unlatching hot spot auxiliary
The request for establishing communication connection for helping screen to issue, and by shaking hands agreement and auxiliary screen foundation is shaken hands before connection further include:
System initialization is carried out after the auxiliary screen booting, opens control interface, prepare Handshake Protocol and is ready at all times request control
Make the meeting plate.
The meeting plate control method based on auxiliary screen, wherein received after the meeting plate unlatching hot spot auxiliary
The request for establishing communication connection for helping screen to issue, and by shaking hands agreement and auxiliary screen foundation connection of shaking hands specifically includes:
After the meeting plate opens hot spot, the search and handshake request of the auxiliary screen are waited by thread loops, and receive
The request for establishing communication connection that auxiliary screen issues；
After the information for the auxiliary screen that meeting plate confirmation is connected, by shaking hands agreement and the auxiliary screen is built
Vertical connection of shaking hands.
The meeting plate control method based on auxiliary screen, wherein the hot spot is the hot spot of 5G, and the meeting is flat
Plate is pre-configured with and supports the hot spot of 5G, the auxiliary screen can connect the WIFI signal of 5G.
The meeting plate control method based on auxiliary screen, wherein the shaking hands when meeting plate and auxiliary screen
After connection passes through, meeting plate is by current picture simultaneous display to auxiliary screen, and the control for receiving auxiliary screen simultaneously specifically includes:
After the auxiliary screen request auxiliary control meeting plate success, start to control the meeting plate, institute in pre-determined distance
The equal simultaneous display of all operations on auxiliary screen is stated on the meeting plate；
Current picture simultaneous display to the auxiliary screen, and is received the control of the auxiliary screen by the meeting plate simultaneously, real
When identical with auxiliary screen movement executed according to the operation of the auxiliary screen.
The meeting plate control method based on auxiliary screen, wherein the auxiliary screen real-time display and control meeting
Plate, and by the current operation real-time display of auxiliary screen on meeting plate keeps picture and function with meeting plate in real time
It synchronizes and specifically includes:
The auxiliary screen real-time display and the control meeting plate, and the physical button by the way that the auxiliary screen side is arranged in
Or menu directly controls the meeting plate；
On the current auxiliary screen of the auxiliary screen operate real-time display on the meeting plate, and in real time with the meeting plate
Keep picture synchronous with function.
The meeting plate control method based on auxiliary screen, wherein the picture of the meeting plate and the auxiliary screen
Face is synchronous by h.265 being coded and decoded.
A kind of meeting plate control system based on auxiliary screen, wherein the meeting plate based on auxiliary screen controls system
System includes:
Meeting plate, the display terminal for being shown and being played for receiving user operation instruction, and shake hands with auxiliary screen foundation
Connection, by current picture simultaneous display to auxiliary screen and the control for receiving auxiliary screen；
Passing through the auxiliary screen that hot spot is connect with the meeting plate, the auxiliary screen is for real-time display and controls meeting plate,
And by the current operation real-time display of auxiliary screen on meeting plate, the synchronous of picture and function is kept with meeting plate in real time.
The meeting plate control system based on auxiliary screen, wherein the auxiliary screen side is provided with multiple be used for
It quickly controls the physical button of the meeting plate or to directly control the meeting by the menu of the auxiliary screen flat
Plate.
A kind of meeting plate control method and system based on auxiliary screen provided by the invention, after meeting plate opens hot spot
Receive the request for establishing communication connection that auxiliary screen issues, and by shaking hands agreement and auxiliary screen foundation is shaken hands connection；When meeting
After the connection of shaking hands of view plate and auxiliary screen passes through, meeting plate receives current picture simultaneous display to auxiliary screen, and simultaneously
The control of auxiliary screen；Auxiliary screen real-time display and control meeting plate, and by the current operation real-time display of auxiliary screen in meeting
On plate, the synchronous of picture and function is kept with meeting plate in real time.The present invention increases by one on the basis of original meeting plate
A auxiliary screen, and combine algorithm and the agreement docking of software, it will the picture for discussing plate projects on auxiliary screen, passes through auxiliary screen
Meeting plate quickly is controlled and used, facilitates operation processing, there is no need to be stood again in the two sides of meeting plate when in use
It goes using as long as being sitting in front of conference table, so that it may conveniently use meeting plate.
Detailed description of the invention
Fig. 1 is the flow chart of the preferred embodiment of the meeting plate control method the present invention is based on auxiliary screen；
Fig. 2 is that the present invention is based on the flow charts of step S10 in the preferred embodiment of the meeting plate control method of auxiliary screen；
Fig. 3 is that the present invention is based on the flow charts of step S20 in the preferred embodiment of the meeting plate control method of auxiliary screen；
Fig. 4 is that the present invention is based on the flow charts of step S30 in the preferred embodiment of the meeting plate control method of auxiliary screen；
Fig. 5 is the functional schematic block diagram of the preferred embodiment of the meeting plate control system the present invention is based on auxiliary screen.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer and more explicit, right as follows in conjunction with drawings and embodiments
The present invention is further described.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and do not have to
It is of the invention in limiting.
Meeting plate control method described in present pre-ferred embodiments based on auxiliary screen, as shown in Figure 1, described be based on
The meeting plate control method of auxiliary screen the following steps are included:
Step S10, meeting plate receives the request for establishing communication connection that auxiliary screen issues after opening hot spot, and has by shaking hands
Agreement and auxiliary screen establish connection of shaking hands.
Specifically, system initialization is carried out after the meeting plate booting, opens hotspot, prepares Handshake Protocol and (hold
Handball Association's view refers to a kind of network protocol for being mainly used to allow client and server to confirm mutual identity) and be ready at all times to receive
The connection request of shaking hands of the auxiliary screen；That is, having a thread after the booting of meeting plate and recycling always, wait
The Handshake Protocol of auxiliary screen and heartbeat.
System initialization is carried out after the auxiliary screen booting, opens control interface, prepares Handshake Protocol and is ready at all times to ask
Seek the control meeting plate；That is, preparing Handshake Protocol and continuous heartbeat after auxiliary screen system initialization, and
Meeting plate constantly keeps connecting, and controls meeting plate.
Wherein, auxiliary screen is preferably the electronic device that profession is customized for auxiliary operation meeting plate, is also possible to existing
Smart phone, tablet computer or laptop.
Detailed process is referring to Fig. 2, it is step in the meeting plate control method provided by the invention based on auxiliary screen
The flow chart of S10.
As shown in Fig. 2, the step S10 includes:
After S11, the meeting plate open hot spot, the search and handshake request of the auxiliary screen are waited by thread loops, and
Receive the request for establishing communication connection that auxiliary screen issues；
S12, when the meeting plate confirmation connected the auxiliary screen information after, have agreement and the auxiliary by shaking hands
Screen establishes connection of shaking hands.
Step S20, after the connection of shaking hands of meeting plate and auxiliary screen passes through, meeting plate is by current picture simultaneous display
To auxiliary screen, and receive the control of auxiliary screen simultaneously.
Specifically, communication is connected by hot spot realization between meeting plate and auxiliary screen, and the hot spot is preferably 5G
Hot spot, the meeting plate is pre-configured with and supports the hot spot of 5G, the auxiliary screen can connect the WIFI signal of 5G, institute
It preferentially to select 5G hot spot, in order to guarantee smooth and user experience, is reduced dry because the signal quality of meeting plate is relatively high
It disturbs, using WIFI 5G frequency range；Meeting plate open hot spot after, wait auxiliary screen search and connection, when have auxiliary screen request connection
When control, connection that meeting plate passes through proprietary protocol and auxiliary screen is shaken hands is shaken hands the picture of meeting plate and control after passing through
Power is given to auxiliary screen, receives the control of auxiliary screen.
Detailed process is referring to Fig. 3, it is step in the meeting plate control method provided by the invention based on auxiliary screen
The flow chart of S20.
As shown in figure 3, the step S20 includes:
After S21, auxiliary screen request auxiliary control meeting plate success, it is flat that beginning controls the meeting in pre-determined distance
Plate, the equal simultaneous display of all operations on the auxiliary screen is on the meeting plate；
Current picture simultaneous display to the auxiliary screen, and is received the control of the auxiliary screen by S22, the meeting plate simultaneously
System executes movement identical with the auxiliary screen according to the operation of the auxiliary screen in real time.
Step S30, auxiliary screen real-time display and control meeting plate, and by the current operation real-time display of auxiliary screen in meeting
It discusses on plate, keeps the synchronous of picture and function with meeting plate in real time.
Specifically, after auxiliary screen and meeting plate are shaken hands successfully, just start to show and control meeting plate, and real-time and meeting
Discussing plate keeps picture synchronous with function.
It on software, is developed using proprietary protocol, ensure that the safety of connection and control, in picture coding and decoding
When, using being h.265(h.265 ITU-T VCEG prepared new video encoding standard after h.264, improve compression
Efficiency, raising robustness and error recovery capabilities, the real-time time delay of reduction, reduction channel acquisition time and random access time delay,
Reduce complexity etc.) coding and decoding, it ensure that transmission picture (realizing picture synchronization) that can be smooth under smaller bandwidth,
It more ensure that the real-time of auxiliary screen order.
Detailed process is referring to Fig. 4, it is step in the meeting plate control method provided by the invention based on auxiliary screen
The flow chart of S30.
As shown in figure 4, the step S30 includes:
S31, the auxiliary screen real-time display and the control meeting plate, and the entity by the way that the auxiliary screen side is arranged in
Key or menu directly control the meeting plate；
S32, the auxiliary screen current auxiliary screen on operation real-time display on the meeting plate, and in real time with the meeting
Plate keeps picture synchronous with function.
The present invention increases the function of auxiliary display screen on the basis of original meeting plate, user when in use, no
Need to stand before very large meeting plate, so that it may control meeting plate, also than avoid due to meeting plate is too big and nothing
Method control is awkward, and user, which need to only hold auxiliary screen, can control meeting plate, and the institute that can control meeting plate is active
Can, including annotation, white board writing, sidebar the functions such as quickly control.In software aspects meeting plate when being communicated with auxiliary screen,
It has used proprietary protocol to guarantee the safety of connection and has reduced caching, and used the coding h.265 of high compression rate and high image quality,
Greatly reduce the requirement to network bandwidth.
Further, the present invention can also realize meeting plate to control smart phone perhaps tablet computer or notes
The function of this computer realizes the double-direction control between two intelligent terminals, provides conveniently for the specific demand of user.
Meeting plate control system described in present pre-ferred embodiments based on auxiliary screen, as shown in figure 5, one kind is based on
The meeting plate control system of auxiliary screen, wherein the meeting plate control system based on auxiliary screen includes:
Meeting plate 10, the display terminal for being shown and being played for receiving user operation instruction, and established with auxiliary screen 20
It shakes hands connection, by current picture simultaneous display to auxiliary screen 20 and the control for receiving auxiliary screen 20；It is logical with the meeting plate 10
The auxiliary screen 20 of heat spot connection, the auxiliary screen 20 is for real-time display and control meeting plate 10, and by auxiliary screen 20
Current operation real-time display keeps the synchronous of picture and function with meeting plate 10 in real time on meeting plate 10.
Further, 20 side of auxiliary screen is provided with multiple entities for quickly controlling the meeting plate 10 and presses
Key directly controls the meeting plate 10 by the menu of the auxiliary screen 20.
Auxiliary screen 20 in the present invention can also be controlled and book other than having the function of remotely controlling by auxiliary screen 20
The whiteboarding software of meeting plate 10 is write, the touch event of oneself can be passed back to meeting plate 10 by auxiliary screen 20.
In conclusion a kind of meeting plate control method and system based on auxiliary screen disclosed by the invention, the method
Include: meeting plate open hot spot after receive auxiliary screen issue the request for establishing communication connection, and by shake hands have agreement and
Auxiliary screen establishes connection of shaking hands；After the connection of shaking hands of meeting plate and auxiliary screen passes through, meeting plate is synchronous by current picture
It is shown to auxiliary screen, and receives the control of auxiliary screen simultaneously；Auxiliary screen real-time display and control meeting plate, and by auxiliary screen
Current operation real-time display keeps the synchronous of picture and function with meeting plate in real time on meeting plate.The present invention is original
Increase an auxiliary screen on the basis of meeting plate, and combine algorithm and the agreement docking of software, it will the picture for discussing plate is thrown
It is mapped on auxiliary screen, passes through auxiliary screen and quickly control and use meeting plate, facilitate operation processing, be just not required to when in use
It to stand and go in the two sides of meeting plate using as long as being sitting in front of conference table again, so that it may conveniently use meeting plate.
It should be understood that the application of the present invention is not limited to the above for those of ordinary skills can
With improvement or transformation based on the above description, all these modifications and variations all should belong to the guarantor of appended claims of the present invention
Protect range.
Claims (10)
1. a kind of meeting plate control method based on auxiliary screen, which is characterized in that the meeting plate control based on auxiliary screen
Method processed includes:
Meeting plate receives the request for establishing communication connection that auxiliary screen issues after opening hot spot, and has agreement and auxiliary by shaking hands
Screen is helped to establish connection of shaking hands；
After the connection of shaking hands of meeting plate and auxiliary screen passes through, meeting plate by current picture simultaneous display to auxiliary screen, and
Receive the control of auxiliary screen simultaneously；
Auxiliary screen real-time display and control meeting plate, and by the current operation real-time display of auxiliary screen on meeting plate, it is real
When with meeting plate keep the synchronous of picture and function.
2. the meeting plate control method according to claim 1 based on auxiliary screen, which is characterized in that the meeting plate
Open hot spot after receive auxiliary screen issue the request for establishing communication connection, and by shake hands agreement and auxiliary screen foundation shake hands
Before connection further include:
System initialization is carried out after the meeting plate booting, opens hotspot, prepares Handshake Protocol and is ready at all times to receive
The connection request of shaking hands of the auxiliary screen.
3. the meeting plate control method according to claim 1 based on auxiliary screen, which is characterized in that the meeting plate
Open hot spot after receive auxiliary screen issue the request for establishing communication connection, and by shake hands agreement and auxiliary screen foundation shake hands
Before connection further include:
System initialization is carried out after the auxiliary screen booting, opens control interface, prepare Handshake Protocol and is ready at all times request control
Make the meeting plate.
4. the meeting plate control method according to claim 1 based on auxiliary screen, which is characterized in that the meeting plate
Open hot spot after receive auxiliary screen issue the request for establishing communication connection, and by shake hands agreement and auxiliary screen foundation shake hands
Connection specifically includes:
After the meeting plate opens hot spot, the search and handshake request of the auxiliary screen are waited by thread loops, and receive
The request for establishing communication connection that auxiliary screen issues；
After the information for the auxiliary screen that meeting plate confirmation is connected, by shaking hands agreement and the auxiliary screen is built
Vertical connection of shaking hands.
5. the meeting plate control method according to claim 4 based on auxiliary screen, which is characterized in that the hot spot is 5G
Hot spot, the meeting plate is pre-configured with and supports the hot spot of 5G, the auxiliary screen can connect the WIFI signal of 5G.
6. the meeting plate control method according to claim 1 based on auxiliary screen, which is characterized in that described when meeting is flat
After the connection of shaking hands of plate and auxiliary screen passes through, current picture simultaneous display to auxiliary screen, and is received auxiliary by meeting plate simultaneously
The control of screen specifically includes:
After the auxiliary screen request auxiliary control meeting plate success, start to control the meeting plate, institute in pre-determined distance
The equal simultaneous display of all operations on auxiliary screen is stated on the meeting plate；
Current picture simultaneous display to the auxiliary screen, and is received the control of the auxiliary screen by the meeting plate simultaneously, real
When identical with auxiliary screen movement executed according to the operation of the auxiliary screen.
7. the meeting plate control method according to claim 1 based on auxiliary screen, which is characterized in that the auxiliary screen is real
When show and control meeting plate, and by the current operation real-time display of auxiliary screen on meeting plate, in real time with meeting plate
Keep picture and function synchronize specifically include:
The auxiliary screen real-time display and the control meeting plate, and the physical button by the way that the auxiliary screen side is arranged in
Or menu directly controls the meeting plate；
On the current auxiliary screen of the auxiliary screen operate real-time display on the meeting plate, and in real time with the meeting plate
Keep picture synchronous with function.
8. the meeting plate control method according to claim 7 based on auxiliary screen, which is characterized in that the meeting plate
H.265, picture synchronization with the auxiliary screen is by being coded and decoded.
9. a kind of meeting plate control system based on auxiliary screen, which is characterized in that the meeting plate control based on auxiliary screen
System processed includes:
Meeting plate, the display terminal for being shown and being played for receiving user operation instruction, and shake hands with auxiliary screen foundation
Connection, by current picture simultaneous display to auxiliary screen and the control for receiving auxiliary screen；
Passing through the auxiliary screen that hot spot is connect with the meeting plate, the auxiliary screen is for real-time display and controls meeting plate,
And by the current operation real-time display of auxiliary screen on meeting plate, the synchronous of picture and function is kept with meeting plate in real time.
10. the meeting plate control system according to claim 9 based on auxiliary screen, which is characterized in that the auxiliary screen
Side is provided with multiple for quickly controlling the physical button of the meeting plate or passing through the menu of the auxiliary screen
Directly control the meeting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811039044.XA CN109194653A (en) | 2018-09-06 | 2018-09-06 | A kind of meeting plate control method and system based on auxiliary screen |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811039044.XA CN109194653A (en) | 2018-09-06 | 2018-09-06 | A kind of meeting plate control method and system based on auxiliary screen |
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| CN109194653A true CN109194653A (en) | 2019-01-11 |
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| CN201811039044.XA Pending CN109194653A (en) | 2018-09-06 | 2018-09-06 | A kind of meeting plate control method and system based on auxiliary screen |
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| CN110119241A (en) * | 2019-04-26 | 2019-08-13 | 广州视源电子科技股份有限公司 | A kind of throwing screen resource content evaluation method, apparatus, user terminal and receive terminal |
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Application publication date: 20190111 |