CN106341382B - More device screen shared systems between conference facility - Google Patents
More device screen shared systems between conference facility Download PDFInfo
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- CN106341382B CN106341382B CN201610221251.1A CN201610221251A CN106341382B CN 106341382 B CN106341382 B CN 106341382B CN 201610221251 A CN201610221251 A CN 201610221251A CN 106341382 B CN106341382 B CN 106341382B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
- H04L63/0815—Network architectures or network communication protocols for network security for authentication of entities providing single-sign-on or federations
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
- H04L63/083—Network architectures or network communication protocols for network security for authentication of entities using passwords
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
- H04L63/0861—Network architectures or network communication protocols for network security for authentication of entities using biometrical features, e.g. fingerprint, retina-scan
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/10—Network architectures or network communication protocols for network security for controlling access to devices or network resources
- H04L63/101—Access control lists [ACL]
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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
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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
- H04L65/60—Network streaming of media packets
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Hardware Design (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Telephonic Communication Services (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The present invention relates to computer fields.More device screen shared systems between conference facility, including at least two conference facilities, conference facility is interior to be equipped with a microprocessor system, and the display system and wireless communication module that connect with microprocessor system；A Screen sharing program is equipped in microprocessor system, after conference facility starts Screen sharing program, conference facility other conference facilities in module scans useful signal region by wireless communication, at least one conference facility in the selected conference facility scanned is controlled plant, using the conference facility being scanned as main control device；Main control device is after scanning to controlled plant, and for module by the Screen sharing on main control device to controlled plant, the picture that the display system of controlled plant is shown is consistent with the picture that main control device display system is shown by wireless communication.Module passes to selected controlled plant to screen in conference facility by wireless communication, is easy to implement the shared of more device screens.
Description
Technical field
The present invention relates to computer fields, and in particular to shared system.
Background technique
When tradition is had a meeting, often participant uniformly watches same large screen and realizes browsing to conferencing information, compared with
For inconvenience, it is easy because the orientation problem sat causes the result of browse to conferencing information bad.
Summary of the invention
The purpose of the present invention is to provide more device screen shared systems between conference facility, are asked with solving above-mentioned technology
Topic.
Technical problem solved by the invention can be realized using following technical scheme:
More device screen shared systems between conference facility, including at least two conference facilities, which is characterized in that described
The wireless communication module being in communication with each other is equipped in conference facility；
A microprocessor system, and the display system connecting with microprocessor system are equipped in the conference facility
With the wireless communication module；
A Screen sharing program is equipped in the microprocessor system, the conference facility starts the Screen sharing journey
After sequence, the conference facility by wireless communication arrive by other conference facilities in module scans useful signal region, selected scanning
Conference facility at least one conference facility be controlled plant, using the conference facility being scanned as main control device；Master control
Equipment is being scanned to after controlled plant, by wireless communication module by the Screen sharing on main control device to controlled plant, it is controlled
The picture that the display system of equipment is shown is consistent with the picture that main control device display system is shown.
The present invention by Screen sharing software by the screen in conference facility by wireless communication module pass to it is selected
Controlled plant is easy to implement the shared of more device screens.
The conference facility is tablet computer, mobile phone, laptop, desktop computer, television set, touching display screen, MP4
Any one in player.
The present invention is easy to implement the interaction of various different display tools.
The wireless communication module is bluetooth communication, WiFi communication module, at least one in 3G network communication module
Kind.
The present invention communicates information to multiple controlled plants by being equipped with various wireless communication module convenient for single main control device
When, the information of single wireless communication module transmits unstability.
The microprocessor system connects a memory module；
Main control device described in the Screen sharing procedure identification currently shows the storage location of the opening file of picture；
The Screen sharing program is compressed on backstage by file is opened, at least one compressed package, the master control is made
The compressed package is wirelessly sent to controlled plant by equipment.
While the display picture of main control device is shared with controlled plant by Screen sharing program by the present invention, by master control
The opening file of the display picture of equipment is sent after being compressed, convenient for guaranteeing communication stability when Screen sharing.
The compressed package is greater than 0.3 million, the compressed package less than 1,000,000.The present invention is convenient for by the size of restriction compressed package
The stability for guaranteeing transmission shows that data packet uses the compressed package greater than 0.3 million, less than 1,000,000, laser propagation effect through experimental data
Most preferably.
The main control device is less than 10m at a distance from the controlled plant.Convenient for guaranteeing main control device and controlled plant
Wireless communication property.
The main control device is connected with a server by network, the network be telecommunication network, in connection network extremely
A kind of few network；
Module connects the controlled plant to the server by wireless communication；
The wireless communication module is WIFI communication module.
Server is additionally provided between main control device and controlled plant, main control device can choose any of two kinds of transmission modes
A kind of or parallel transmitting, it is a kind of in two kinds of transmission modes to be connected for main control device and controlled plant between, it is another for master control
Equipment is connected through server with controlled plant.Main control device is no longer influenced by limitation at a distance from controlled plant.The present invention passes through master
It controls equipment and information is passed into server by network, then pass to controlled plant via WIFI, realize the steady of information transmission
It is qualitative.Guarantee that controlled plant to the ornamental value of the display picture of main control device, prevents the card screen of picture, browses unsmooth.
After the conference facility access server, server memory has access equipment list；
After the main control device starts the Screen sharing program, the main control device is read by Screen sharing program and is visited
Ask list of devices, it is controlled plant that the main control device, which selectes at least one terminal device in access equipment list, is then led
It controls equipment and the screen on main control device is passed to by server by network, module sets master control to server by wireless communication again
For upper Screen sharing to controlled plant, what the picture and main control device display system that the display system of controlled plant is shown were shown
Picture is consistent.
Be easy to implement main control device and controlled plant apart from it is remote when Screen sharing.
A conference software is equipped in the conference facility, the conference software is equipped with for opening Screen sharing program
First icon；
The second icon of the unlatching wireless communication module is additionally provided in the conference software.
User opens conference software and carries out meeting during progress, and when user explains, it is total to open screen
Program is enjoyed, the conference facility of other users is shared to the content explained.
It is equipped with the second icon by conference software, convenient for the main control device scanning controlled plant controlled to needs.When with
When family does not need the screen-picture of viewing main control device, by the second icon, the disconnection of main control device and controlled plant is realized.
A conference software is equipped in the conference facility, the conference software is equipped with and is associated with the shutdown command of conference facility
Shutdown command；
The conference software of the main control device is equipped with a third icon that meeting adjourned, when main control device third icon quilt
After touch-control, the conference software of controlled plant carries out shutdown command.
Realize that a key shuts down.
The conference software is equipped with file and sends instruction；
The conference software is equipped with a window, and the file that the controlled plant calls the window is labeled or more
When changing, the third icon of main control device is by after touch-control, and controlled plant executes file and sends instruction, in controlled plant conference software
The information for being labeled or changing carries out returning to main control device.
The conference facility is equipped with identity characteristic identifying system, and the identity characteristic identifying system includes identity-acquiring mould
Block, the identity-acquiring module connect the microprocessor system, and the microprocessor system connects a memory module, institute
It states memory module and is stored with identity characteristic information, the memory module is also stored with the associated personal information of identity characteristic information；
The identity characteristic identifying system, which is equipped with, logins instruction be associated with the conference software；
The microprocessor system judges that the collected identity characteristic information of identity-acquiring module and memory module store
After some identity characteristic informations are consistent, the automatic sign in of conference software.
The authentication module includes camera, and the conference facility acquires face information by the camera, refers to
At least one of line information, card information, iris information information.
The conference facility acquires two dimensional code by the camera.Two dimensional code, which can be, to be printed on participant and receives invitation
On letter or conference organisations side is sent to the pictorial information of participant's mobile phone or mailbox, and each participant has different two dimensional codes
It distinguishes.
The authentication module further includes a voice collecting unit, and the conference facility passes through the voice collecting unit
Acquire voiceprint.
In order to further increase the safety that conference software is logined.The controlled plant is equipped with identity-acquiring module, described
Identity-acquiring module includes at least one of camera, voice collecting unit information acquisition module, the information acquisition module
A signal processing module is connected, identity characteristic information is stored in the signal processing module, is gone back in the signal processing module
It is stored with the associated personal information of identity characteristic information；
The signal processing module is located in server；
The controlled plant carries out identity characteristic information acquisition through identity-acquiring module, and identity characteristic information is uploaded to clothes
Business device, the server are compared by the identity characteristic information stored with collected identity characteristic information, identity characteristic
After Information Authentication success, the corresponding account of identity characteristic information and password are sent to controlled plant by the server, controlled
The conference software of equipment carries out automatic sign in.No person can not login conference software.
The identity-acquiring module, the processing module constitute an identity Feature Recognition System, the identity characteristic identification
System, which is equipped with, logins instruction be associated with the conference software.
Identity characteristic information is considered as success of registering after server authentication success.Server is read according to identity characteristic information
Associated personal information is taken, is registered according to personal information.
After the conference software is logined, the server is sent to the one password fortune of conference facility for having logined conference software
Calculate formula；
Before the server sends the data packet of an encryption to conference facility, a decoded information first is sent to conference facility,
The decoded information via the data packet that encryption is obtained after crypto-operation formula operation unlock code；
The data packet of the encryption automatically opens after obtaining unlock code.
Realize the safety of information transmitting.
The data packet of the encryption is the compressed package.
At least one of text file, video file, picture file are equipped in the data packet of the encryption.
When being equipped with video file in the data packet of the encryption, the data packet of the encryption is preferably greater than 0.3 million, is less than
1000000 compressed package.
The present invention shows data packet through experimental data convenient for guaranteeing the stability of transmission by limiting the size of data packet
Using being greater than 0.3 million, compressed package less than 1,000,000, laser propagation effect is best.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below into
One step illustrates the present invention.
More device screen shared systems between conference facility, including at least two conference facilities are equipped in conference facility
The wireless communication module being in communication with each other；It is equipped with a microprocessor system in conference facility, and connects with microprocessor system
The display system and wireless communication module connect；A Screen sharing program, conference facility starting screen are equipped in microprocessor system
After curtain shared routing, conference facility other conference facilities in module scans useful signal region by wireless communication are selected to sweep
At least one conference facility in the conference facility retouched is controlled plant, using the conference facility being scanned as main control device；
Main control device is being scanned to after controlled plant, by wireless communication module by the Screen sharing on main control device to controlled plant,
The picture that the display system of controlled plant is shown is consistent with the picture that main control device display system is shown.The present invention is total by screen
Enjoying software, module passes to selected controlled plant by wireless communication by the screen in conference facility, is easy to implement more equipment screens
Curtain is shared.
Conference facility is tablet computer, mobile phone, laptop, desktop computer, television set, touching display screen, MP4 broadcasting
Any one in device.The present invention is easy to implement the interaction of various different display tools.
Wireless communication module is at least one of bluetooth communication, WiFi communication module, 3G network communication module.This
Invention by be equipped with various wireless communication module, when communicating information to multiple controlled plants convenient for single main control device, single without
The information of line communication module transmits unstability.
Microprocessor system connects a memory module；Screen sharing procedure identification main control device currently shows beating for picture
The storage location of open file；Screen sharing program is compressed on backstage by file is opened, at least one compressed package, master control is made
Compressed package is wirelessly sent to controlled plant by equipment.The present invention is shared the display picture of main control device by Screen sharing program
It while to controlled plant, is sent after the opening file of the display picture of main control device is compressed, convenient for guaranteeing that screen is total
Communication stability when enjoying.
Compressed package is greater than 0.3 million, the compressed package less than 1,000,000.The present invention is convenient for guaranteeing by the size of restriction compressed package
The stability of transmission shows that data packet uses the compressed package greater than 0.3 million, less than 1,000,000 through experimental data, and laser propagation effect is best.
Main control device is less than 10m at a distance from controlled plant.Convenient for guaranteeing the wireless communication of main control device and controlled plant
Property.
Main control device is connected with a server by network, and network is at least one of telecommunication network, connection network net
Network；Module connects controlled plant to server by wireless communication；Wireless communication module is WIFI communication module.Main control device with by
Server is additionally provided between control equipment, main control device can choose any one of two kinds of transmission modes or transmit parallel, two
A kind of in kind transmission mode to be connected between main control device and controlled plant, another kind is that main control device is set through server with controlled
It is standby to be connected.Main control device is no longer influenced by limitation at a distance from controlled plant.Information is passed through network by main control device by the present invention
Server is passed to, then passes to controlled plant via WIFI, realizes the stability of information transmission.Guarantee controlled plant to master
The ornamental value for controlling the display picture of equipment, prevents the card screen of picture, browses unsmooth.
After conference facility accesses server, server memory has access equipment list；Main control device starts Screen sharing journey
After sequence, main control device is selected in access equipment list extremely by Screen sharing program read access list of devices, main control device
A few terminal device is controlled plant, and then the screen on main control device is passed to server by network by main control device,
For module by the Screen sharing on main control device to controlled plant, the display system of controlled plant is aobvious by wireless communication again for server
The picture shown is consistent with the picture that main control device display system is shown.Be easy to implement main control device and controlled plant apart from it is remote when
Screen sharing.
A conference software is equipped in conference facility, conference software is equipped with the first figure for opening Screen sharing program
Mark；The second icon of a unlatching wireless communication module is additionally provided in conference software.User opens conference software during progress
Meeting is carried out, when user explains, Screen sharing program is opened, other is shared to the content explained
The conference facility of user.It is equipped with the second icon by conference software, convenient for main control device scanning to needing controlled controlled set
It is standby.When user does not need the screen-picture of viewing main control device, by the second icon, main control device and controlled plant are realized
It disconnects.
A conference software is equipped in conference facility, conference software is equipped with the first figure for opening Screen sharing program
Mark；Conference software is equipped with the associated shutdown command of shutdown command with conference facility；Conference software is equipped with file and sends instruction；It is main
The conference software for controlling equipment is equipped with a third icon that meeting adjourned, controlled to set after main control device third icon is by touch-control
Standby conference software carries out shutdown command.Realize that a key shuts down.
Conference software is equipped with a window, and when the file that controlled plant calls window is labeled or changes, master control is set
By after touch-control, controlled plant executes file and sends instruction standby third icon, to being labeled in controlled plant conference software or
The information of change carries out returning to main control device.
Conference facility is equipped with identity characteristic identifying system, and identity characteristic identifying system includes identity-acquiring module, and identity is adopted
Collect module and connect microprocessor system, microprocessor system connects a memory module, and memory module is stored with identity characteristic
Information, memory module are also stored with the associated personal information of identity characteristic information；Identity characteristic identifying system is equipped with and is associated with meeting
View software logins instruction；Microprocessor system judges the collected identity characteristic information of identity-acquiring module and memory module
After the identity characteristic information being stored with is consistent, the automatic sign in of conference software.Authentication module includes camera, conference facility
At least one of face information, finger print information, card information, iris information information is acquired by camera.Conference facility is logical
Cross camera acquisition two dimensional code.Two dimensional code, which can be, is printed on that participant receives on invitation letter or conference organisations side is sent to ginseng
The pictorial information of meeting person's mobile phone or mailbox, each participant have different two dimensional codes to distinguish.Authentication module is also wrapped
A voice collecting unit is included, conference facility acquires voiceprint by voice collecting unit.
In order to further increase the safety that conference software is logined.Controlled plant is equipped with identity-acquiring module, identity-acquiring
Module includes at least one of camera, voice collecting unit information acquisition module, and information acquisition module connects at a signal
Module is managed, is stored with identity characteristic information in signal processing module, identity characteristic information pass is also stored in signal processing module
The personal information of connection；Signal processing module is located in server；Controlled plant carries out identity characteristic information through identity-acquiring module
Identity characteristic information is uploaded to server by acquisition, and server is special by the identity characteristic information of storage and collected identity
Reference breath is compared, and after identity characteristic information is proved to be successful, server is by the corresponding account of identity characteristic information and password
It is sent to controlled plant, the conference software of controlled plant carries out automatic sign in.Identity-acquiring module, processing module constitute an identity
Feature Recognition System, identity characteristic identifying system, which is equipped with, logins instruction with associating conference software.Identity characteristic information is through servicing
After device is proved to be successful, it is considered as success of registering.Server reads associated personal information according to identity characteristic information, is believed according to individual
Breath is registered.
After conference software is logined, server is sent to the one crypto-operation formula of conference facility for having logined conference software；
Before server sends the data packet of an encryption to conference facility, a decoded information is first sent, decoded information is via crypto-operation public affairs
The unlock code of the data packet of encryption is obtained after formula operation；The data packet of encryption is opened after obtaining unlock code.Realize information biography
The safety passed.
The data packet of encryption is compressed package.
At least one of text file, video file, picture file are equipped in the data packet of encryption.The data packet of encryption
It is interior be equipped with video file when, the data packet of encryption is preferably greater than 0.3 million, the compressed package less than 1,000,000.The present invention is by limiting number
According to the size of packet, convenient for guaranteeing the stability of transmission, shows that data packet uses through experimental data and be greater than 0.3 million, less than 1,000,000
Compressed package, laser propagation effect are best.
Basic principles and main features and advantages of the present invention of the invention have been shown and described above.The skill of the industry
Art personnel it should be appreciated that the present invention is not limited to the above embodiments, the above embodiments and description only describe
The principle of the present invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these
Changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and
Its equivalent thereof.
Claims (5)
1. more device screen shared systems between conference facility, including at least two conference facilities, which is characterized in that the meeting
The wireless communication module being in communication with each other is equipped in view equipment；
A microprocessor system, and the display system connecting with microprocessor system and institute are equipped in the conference facility
State wireless communication module；
A Screen sharing program is equipped in the microprocessor system, the conference facility starts the Screen sharing program
Afterwards, the conference facility other conference facilities in module scans useful signal region by wireless communication, it is selected to scan
At least one conference facility in conference facility is controlled plant, using the conference facility being scanned as main control device；Master control is set
It is standby after scanning to controlled plant, by wireless communication module by the Screen sharing on main control device to controlled plant, it is controlled to set
The picture that standby display system is shown is consistent with the picture that main control device display system is shown；
A conference software is equipped in the conference facility, the conference software is equipped with first for opening Screen sharing program
Icon；
The second icon of the unlatching wireless communication module is additionally provided in the conference software；
User opens conference software and carries out meeting during progress, when user explains, opens Screen sharing journey
Sequence shares to the conference facility of other users to the content explained, is equipped with the second icon by conference software, just
In the main control device scanning controlled plant controlled to needs.When user does not need the screen-picture of viewing main control device, pass through
Second icon realizes the disconnection of main control device and controlled plant；
The conference software is equipped with the associated shutdown command of shutdown command with conference facility；The conference software of the main control device
It is equipped with a third icon that meeting adjourned, after main control device third icon is by touch-control, the conference software of controlled plant is carried out
Shutdown command；
The conference software is equipped with file and sends instruction, and the conference software is equipped with a window, and the controlled plant is to the window
When the file that mouth is called is labeled or changes, for the third icon of main control device by after touch-control, controlled plant executes file hair
Instruction is sent, the information for being labeled or changing in controlled plant conference software is carried out returning to main control device；
The conference facility is equipped with identity characteristic identifying system, and the identity characteristic identifying system includes identity-acquiring module, institute
It states identity-acquiring module and connects the microprocessor system, the microprocessor system connects a memory module, described to deposit
Storage module is stored with identity characteristic information, and the memory module is also stored with the associated personal information of identity characteristic information；
The identity characteristic identifying system, which is equipped with, logins instruction be associated with the conference software；
The microprocessor system judges what the collected identity characteristic information of identity-acquiring module and memory module were stored with
After identity characteristic information is consistent, the automatic sign in of conference software；
The authentication module includes camera, and the conference facility acquires face information by the camera, fingerprint is believed
At least one of breath, card information, iris information information；
The controlled plant is equipped with identity-acquiring module, and the identity-acquiring module includes camera, in voice collecting unit
At least one information acquisition module, the information acquisition module connect a signal processing module, the signal processing module memory
Identity characteristic information is contained, the associated personal information of identity characteristic information is also stored in the signal processing module；
The signal processing module is located in server；
The controlled plant carries out identity characteristic information acquisition through identity-acquiring module, and identity characteristic information is uploaded to service
Device, the server are compared by the identity characteristic information stored with collected identity characteristic information, identity characteristic letter
After breath is proved to be successful, the corresponding account of identity characteristic information and password are sent to controlled plant by the server, controlled to set
Standby conference software carries out automatic sign in；
After the conference software is logined, the server is sent to the one crypto-operation public affairs of conference facility for having logined conference software
Formula；
Before the server sends the data packet of an encryption to conference facility, a decoded information first is sent to conference facility, it is described
Decoded information via the data packet that encryption is obtained after crypto-operation formula operation unlock code；
The data packet of the encryption automatically opens after obtaining unlock code.
2. more device screen shared systems between conference facility according to claim 1, it is characterised in that: the meeting
Equipment is tablet computer, mobile phone, laptop, desktop computer, television set, touching display screen, any one in MP4 player
Kind.
3. more device screen shared systems between conference facility according to claim 1, it is characterised in that: described wireless
Communication module is at least one of bluetooth communication, WiFi communication module, 3G network communication module.
4. more device screen shared systems between conference facility according to claim 1, it is characterised in that: described miniature
Processor system connects a memory module；
Main control device described in the Screen sharing procedure identification currently shows the storage location of the opening file of picture；
The Screen sharing program is compressed on backstage by file is opened, at least one compressed package, the main control device is made
The compressed package is wirelessly sent to controlled plant；
The compressed package is greater than 0.3 million, the compressed package less than 1,000,000.
5. more device screen shared systems between conference facility according to claim 1, it is characterised in that: the master control
Equipment is connected with a server by network, and the network is at least one of telecommunication network, connection network network；
Module connects the controlled plant to the server by wireless communication；
The wireless communication module is WIFI communication module；
After the conference facility access server, server memory has access equipment list；
After the main control device starts the Screen sharing program, the main control device is set by Screen sharing program read access
Standby list, it is controlled plant that the main control device, which selectes at least one terminal device in access equipment list, and then master control is set
Standby that the screen on main control device is passed to server by network, module will be on main control device by wireless communication again for server
Screen sharing to controlled plant, picture that the display system of controlled plant is shown and the picture that main control device display system is shown
Unanimously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610221251.1A CN106341382B (en) | 2016-04-11 | 2016-04-11 | More device screen shared systems between conference facility |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610221251.1A CN106341382B (en) | 2016-04-11 | 2016-04-11 | More device screen shared systems between conference facility |
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| CN106341382A CN106341382A (en) | 2017-01-18 |
| CN106341382B true CN106341382B (en) | 2019-12-03 |
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| CN107332845A (en) * | 2017-07-03 | 2017-11-07 | 努比亚技术有限公司 | Meeting projection annotation method, mobile terminal and computer-readable recording medium |
| CN107911437B (en) * | 2017-11-10 | 2021-05-14 | 广州视睿电子科技有限公司 | Screen sharing method and device, electronic equipment and storage medium |
| CN108874345A (en) * | 2018-06-20 | 2018-11-23 | 广州华欣电子科技有限公司 | A kind of method, apparatus and system that more equipment room contents are shared |
| CN110062275B (en) * | 2018-06-21 | 2021-07-09 | 安徽赛迈特光电股份有限公司 | Remote control device and method for liquid crystal display screen |
| CN108989879B (en) * | 2018-08-28 | 2021-06-15 | 广州视源电子科技股份有限公司 | Screen projection control method, device and system |
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