CN111552449B - Use method of large-screen remote switching control platform - Google Patents
Use method of large-screen remote switching control platform Download PDFInfo
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- CN111552449B CN111552449B CN202010344520.XA CN202010344520A CN111552449B CN 111552449 B CN111552449 B CN 111552449B CN 202010344520 A CN202010344520 A CN 202010344520A CN 111552449 B CN111552449 B CN 111552449B
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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
- G06F3/1454—Digital output to display device ; Cooperation and interconnection of the display device with other functional units involving copying of the display data of a local workstation or window to a remote workstation or window so that an actual copy of the data is displayed simultaneously on two or more displays, e.g. teledisplay
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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
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
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- 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
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
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- 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
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Human Computer Interaction (AREA)
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Abstract
The application discloses a use method of a large-screen remote switching control platform, which relates to the field of screen operation, and comprises the following steps: the control end starts a display screen connected with the control end and displays the full screen; the control end initiates a communication request signal to the host; the host receives the communication request signal and analyzes the communication request signal; the host establishes communication connection with the control end; the control end sends an operation instruction to the host; the host receives and analyzes the operation instruction; and the host controls the control end to perform corresponding actions on the display screen according to the analysis result. The large-screen remote switching control platform can relieve manpower, does not need to adjust resolution, and can display the picture of the display screen completely according to the high reduction degree full screen, and simple operation is realized through the operation keys provided by the control end.
Description
Technical Field
The application relates to the field of screen operation, in particular to a use method of a large-screen remote switching control platform.
Background
The existing large screen projection scheme adopts a computer to display contents, then the contents are set into a copy projection mode to be projected on a large screen, and the copy projection mode is adopted, so that the following defects are caused:
current common electronic screens already support 2k, 4k and even 8k high definition screens. If the conventional copy projection mode is adopted, the configuration of the computer screen is 1080P, so that the screen projection mode is adopted, which is equivalent to amplifying the content, the content can be blurred and distorted, and the look and feel is seriously affected.
Because the display proportion and the content of the large screen end are completely determined by the hardware configuration of the source, if the proportion of the computer screen is 4:3 and the proportion of the large screen end is 16:9, black edges can be generated on two sides of the large screen according to the proportion of 4:3 when the computer screen is displayed, so that the problems of content vacancy and the like are caused.
In summary, because of the resolution problem, the copy projection operation is inconvenient and easy to operate by mistake, and the experience is poor due to the fact that the whole body is pulled.
Disclosure of Invention
Aiming at the problems and the technical requirements, the inventor provides a use method of the large-screen remote switching control platform, the large-screen remote switching control platform can relieve manpower, resolution is not required to be regulated, the picture of the display screen is completely displayed according to the high reduction degree in a full screen manner, and simple operation is realized through the operation keys provided by the control end.
The technical scheme of the application is as follows:
the application method of the large-screen remote switching control platform comprises the following steps:
the large-screen remote switching control platform comprises a host, each control end connected with the host and each display screen connected with the corresponding control end;
the using method comprises the following steps:
the control end starts a display screen connected with the control end and displays the full screen;
the control end initiates a communication request signal to the host;
the host receives the communication request signal and analyzes the communication request signal;
the host establishes communication connection with the control end;
the control end sends an operation instruction to the host;
the host receives and analyzes the operation instruction;
and the host controls the control end to perform corresponding actions on the display screen according to the analysis result.
The further technical scheme is that the control end sends an operation instruction to the host, and the method comprises the following steps: and the control end sends an encryption operation instruction to the host through the woker thread.
The further technical scheme is that the operation instruction comprises page switching, display range adjustment, map moving display, clicking event and video playing.
The further technical scheme is that the control end starts a display screen connected with the control end and performs full screen display, and the method comprises the following steps:
the control end is integrated with control software, the control end starts the control software through a wireless network, the control software sends out heartbeat detection to the control end to inform the control end that the control end is started, the control software starts a display screen connected with the control end, and calls an API (application program interface) at the bottom layer of the browser to realize full-screen display on the display screen.
The further technical scheme is that the host receives and analyzes the communication request signal, and the method comprises the following steps: the communication request signal is encrypted communication content, the host analyzes the encrypted communication content, determines a control end sending the communication request signal, and then returns a confirmation signal to the control end.
The control end is different from the content displayed on the display screen.
The application method further comprises the following steps:
and the host confirms the number of the connected display screens and establishes a connection library.
The beneficial technical effects of the application are as follows:
the large-screen remote switching control platform can relieve manpower, an operator does not need to be additionally configured to cooperate with the operation of an explanation person, the explanation person can perform various operations on the display screen through the handheld control end, compared with the traditional copy projection, after the control end is started, the display screen connected with the control end is automatically displayed in a full screen mode, the resolution is not required to be adjusted, the picture of the display screen is displayed completely according to the high reduction degree, compared with the traditional expansion projection, the large-screen remote switching control platform is convenient to operate, the display screen is not required to be manually dragged, full-screen display can be directly performed, the control end and the display screen are independent, different contents can be displayed, therefore, the interface of the display screen is rich, the data content is rich, and the control end only needs to provide a series of operation keys, and the large-screen remote switching control platform is simple and easy to operate. When the host establishes communication connection with the control end, the host can determine the control end of specific operation, so that signal confusion is prevented, and the communication request signal and the operation instruction are both encrypted, so that the loss and theft cannot be caused in the data transmission process.
Drawings
Fig. 1 is a block diagram of a large-screen remote switching control platform provided by the application.
Fig. 2 is a flowchart of a method for using a large-screen remote switching control platform provided by the application.
Detailed Description
The following describes the embodiments of the present application further with reference to the drawings.
The application provides a use method of a large-screen remote switching control platform, which is suitable for the large-screen remote switching control platform, and the structural block diagram of the large-screen remote switching control platform is shown in figure 1, and the large-screen remote switching control platform comprises a host, various control ends connected with the host and various display screens connected with the corresponding control ends. The display screen of the default host is generally a first display screen, the other display screens are second display screens, and the host of the present application may be a computer or a server, which is not limited herein.
The flow chart of the using method is shown in fig. 2, and comprises the following steps:
step 1: the control end starts a display screen connected with the control end and displays the full screen.
Comprising the following steps: the control end is integrated with control software, the control end starts the control software through a wireless network, the control software sends out heartbeat detection to the control end, the control end is informed that the control software is started, the control software starts a display screen connected with the control end, and a browser bottom layer API (Application Programming Interface, application program interface) is called so that full-screen display is achieved on the display screen. Compared with the traditional copy projection, after the control end is started, the display screen connected with the control end automatically displays in a full screen mode, resolution is not required to be adjusted, and the picture of the display screen is displayed completely according to the high reduction degree. Compared with the traditional extended projection, the method is convenient to operate, does not need to be manually dragged to a display screen, and can be used for directly displaying the full screen.
Step 2: the control end initiates a communication request signal to the host.
Step 3: the host receives the communication request signal and analyzes the communication request signal.
Comprising the following steps: the communication request signal is encrypted communication content, the host analyzes the encrypted communication content, determines a control end sending the communication request signal, and then returns a confirmation signal to the control end. The communication content is encrypted to ensure that the data transmission process cannot be lost or stolen.
Step 4: the host establishes communication connection with the control terminal.
Comprising the following steps: and the control end receives the confirmation signal and then is in communication connection with the host. When the host establishes communication connection with the control end, the host can determine the control end of specific operation, and signal confusion is prevented.
Step 5: and the host confirms the number of the connected display screens and establishes a connection library.
Comprising the following steps: and detecting that a plurality of display screens are connected with the host through a pre-written software program in the host, and establishing a connection library to ensure that the information of each connected display screen is transparent, thereby being convenient to manage.
Step 6: the control end sends an operation instruction to the host, and the host receives and analyzes the operation instruction.
Comprising the following steps: and the control end sends an encryption operation instruction to the host through the woker thread. The operation instructions comprise page switching, display range adjustment, map movement display, clicking event and video playing. For example, when the zoom operation of the map is performed on the display screen, the adaptive mobile display can be performed according to a self-defined algorithm, so that the user can conveniently watch the map.
Step 7: and the host controls the control end to perform corresponding actions on the display screen according to the analysis result.
The corresponding actions may be, for example, switching pages, adjusting display ranges, moving a presentation of a map, clicking on events, and playing video.
It is worth to say that the control end and the display screen are independent, so that the content displayed by the control end and the display screen are different, the interface of the display screen is rich, the data content is rich, and the control end only needs to provide a series of operation keys, so that the operation is simple and easy.
The above is only a preferred embodiment of the present application, and the present application is not limited to the above examples. It is to be understood that other modifications and variations which may be directly derived or contemplated by those skilled in the art without departing from the spirit and concepts of the present application are deemed to be included within the scope of the present application.
Claims (6)
1. The application method of the large-screen remote switching control platform is characterized in that the large-screen remote switching control platform comprises a host, each control end connected with the host and each display screen connected with the corresponding control end;
the using method comprises the following steps:
the control end starts a display screen connected with the control end and displays the full screen, and the method comprises the following steps:
the control end is integrated with control software, the control end starts the control software through a wireless network, the control software sends out heartbeat detection to the control end to inform that the control end is started, the control software starts the display screen connected with the control end, and calls an API (application program interface) at the bottom of the browser to realize full-screen display on the display screen;
the control end initiates a communication request signal to the host;
the host receives the communication request signal and analyzes the communication request signal;
the host establishes communication connection with the control end;
the control end sends an operation instruction to the host;
the host receives the operation instruction and analyzes the operation instruction;
and the host controls the control end to perform corresponding actions on the display screen according to the analysis result.
2. The method according to claim 1, wherein the control end sends an operation instruction to the host, including: and the control end sends an encryption operation instruction to the host through a woker thread.
3. The use according to claim 1 or 2, wherein the operation instructions include switching pages, adjusting display range, map movement presentation, clicking event, and playing video.
4. The method of claim 1, wherein the host receiving and parsing the communication request signal comprises: the communication request signal is encrypted communication content, the host analyzes the encrypted communication content, determines the control end sending the communication request signal, and then returns a confirmation signal to the control end.
5. The method of claim 1, wherein the control terminal is different from the content displayed by the display screen.
6. The method of use of claim 1, further comprising:
and the host confirms the number of the connected display screens and establishes a connection library.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010344520.XA CN111552449B (en) | 2020-04-27 | 2020-04-27 | Use method of large-screen remote switching control platform |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010344520.XA CN111552449B (en) | 2020-04-27 | 2020-04-27 | Use method of large-screen remote switching control platform |
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| CN111552449A CN111552449A (en) | 2020-08-18 |
| CN111552449B true CN111552449B (en) | 2023-10-13 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104035740A (en) * | 2014-05-21 | 2014-09-10 | 国家电网公司 | High resolution multi-machine large screen display synchronizing method |
| CN107992279A (en) * | 2017-12-01 | 2018-05-04 | 浙江力太科技有限公司 | A kind of method of mobile terminal control visualization large-size screen monitors synchronization |
| CN110491213A (en) * | 2019-09-04 | 2019-11-22 | 江苏弘学信息科技有限公司 | A kind of logistics culture multimedia show tutoring system |
| CN110661986A (en) * | 2018-06-29 | 2020-01-07 | 上海逸升信息科技有限公司 | Multi-screen linkage demonstration control system and method |
-
2020
- 2020-04-27 CN CN202010344520.XA patent/CN111552449B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104035740A (en) * | 2014-05-21 | 2014-09-10 | 国家电网公司 | High resolution multi-machine large screen display synchronizing method |
| CN107992279A (en) * | 2017-12-01 | 2018-05-04 | 浙江力太科技有限公司 | A kind of method of mobile terminal control visualization large-size screen monitors synchronization |
| CN110661986A (en) * | 2018-06-29 | 2020-01-07 | 上海逸升信息科技有限公司 | Multi-screen linkage demonstration control system and method |
| CN110491213A (en) * | 2019-09-04 | 2019-11-22 | 江苏弘学信息科技有限公司 | A kind of logistics culture multimedia show tutoring system |
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| CN111552449A (en) | 2020-08-18 |
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