CN111338592A - Remote screen projection method and device - Google Patents
Remote screen projection method and device Download PDFInfo
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- CN111338592A CN111338592A CN202010191326.2A CN202010191326A CN111338592A CN 111338592 A CN111338592 A CN 111338592A CN 202010191326 A CN202010191326 A CN 202010191326A CN 111338592 A CN111338592 A CN 111338592A
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- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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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
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/10—Small scale networks; Flat hierarchical networks
- H04W84/12—WLAN [Wireless Local Area Networks]
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Abstract
The invention discloses a method and a device for far-end screen projection, which are applied to a far-end screen projection system, wherein the far-end screen projection system comprises a screen projector, a screen projection computer, a plurality of main display devices and a cloud server, cloud screen software is installed on the main display devices, each main display device is connected with the cloud server through the Internet, and the method for far-end screen projection comprises the following steps: inserting the screen projector into a screen projecting computer, and enabling the screen projecting computer to present a screen projecting interface; the screen projection computer is automatically connected with a wireless WiFi signal transmitted by main display equipment in the same local area network; the screen projection computer is communicated with a main display device in the same local area network through a built-in 5G network module to transmit voice and picture data; the screen projection computer is connected to the cloud server through the main display device, and data exchange is carried out between the screen projection computer and the main display device in other local area networks through the cloud server, so that remote screen projection is achieved. The invention can greatly reduce the hardware cost and simultaneously solve the problem of screen projection across networks.
Description
Technical Field
The invention relates to the field of remote screen projection, in particular to a remote screen projection method and device.
Background
The screen projector is generally used for wirelessly transmitting contents on a computer to equipment used on a conference panel and a projector when a meeting is started. The USB wireless screen transmitter in the market generally comprises a transmitting end and a receiving end, wherein the receiving end is inserted into the main display equipment, and the transmitting end is connected with interfaces such as a PC (personal computer), a notebook computer and the like. Therefore, not only the transmitting end but also the receiving end needs a screen transmission device, and troubles can be brought in the using process. And the screen projectors on the market can only be projected to the local, which brings great limitation.
Disclosure of Invention
The technical problem to be solved by the present invention is to provide a method and an apparatus for remote screen projection, which can greatly reduce hardware cost and solve the problem of screen projection across networks, in view of the above-mentioned defects in the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows: the method for constructing the far-end screen projection is applied to a far-end screen projection system, the far-end screen projection system comprises a screen projector, a screen projection computer, a plurality of main display devices and a cloud server, cloud screen software is installed on the main display devices, the screen projection computer is connected with one of the main display devices through a local area network, each main display device is connected with the cloud server through the Internet, and the far-end screen projection method comprises the following steps:
A) inserting the screen projector into the screen projecting computer, wherein a screen projecting interface appears on the screen projecting computer;
B) the screen projection computer is automatically connected with a wireless WiFi signal transmitted by the main display equipment in the same local area network;
C) the screen projection computer is communicated with the main display equipment in the same local area network through a built-in 5G network module to transmit voice and picture data;
D) the screen projection computer is connected to the cloud server through the main display device, and exchanges data with the main display devices in other local area networks through the cloud server to realize remote screen projection.
In the method for remote screen projection according to the present invention, the step a) further includes:
A1) inserting the screen projector into the screen projector computer and establishing connection with the screen projector computer;
A2) judging whether the screen projection computer is connected for the first time, if so, executing the step A3); otherwise, performing step a 4);
A3) installing screen projection software built in the screen projector on the screen projection computer, or directly calling the screen projection software built in the screen projector to execute the step A4);
A4) and calling out a screen projection interface on the screen projection computer.
In the method for projecting the screen at the far end, the screen projector is a U disk or a customized storage device.
The invention also relates to a device for realizing the remote screen projection method, which is applied to a remote screen projection system, wherein the remote screen projection system comprises a screen projector, a screen projection computer, a plurality of main display devices and a cloud server, cloud screen software is installed on the main display devices, the screen projection computer is connected with one of the main display devices through a local area network, and each main display device is connected with the cloud server through the internet, and the device comprises:
a screen projection interface unit: the screen projector is used for inserting the screen projector into the screen projector computer, and a screen projector interface appears on the screen projector computer;
an automatic connection unit: the screen projection computer is used for automatically connecting a wireless WiFi signal transmitted by the main display equipment in the same local area network;
a data transmission unit: the screen projection computer is used for communicating with the main display equipment in the same local area network through a built-in 5G network module to transmit voice and picture data;
remote screen projection unit: the screen projection computer is connected to the cloud server through the main display device, and exchanges data with the main display devices in other local area networks through the cloud server to realize remote screen projection.
In the apparatus of the present invention, the screen projection interface unit further includes:
a network connection module: the screen projector is used for inserting the screen projector into the screen projector computer and establishing connection with the screen projector computer;
a connection judgment module: the screen projection computer is used for judging whether the screen projection computer is connected for the first time;
installing and calling a module: the screen projector is used for installing screen projector software built in the screen projector on the screen projector computer or directly calling the screen projector software built in the screen projector;
a screen projection interface call-out module: and the screen projection interface is used for being called out on the screen projection computer.
In the device of the invention, the screen projector is a U disk or a customized storage device.
The implementation of the method and the device for remote screen projection has the following beneficial effects: because the receiver function is integrated into the cloud screen software, the screen projector equipment of the receiving end is not only cancelled, but also the screen projection content of the transmitting end can be transmitted to the remote equipment, therefore, the invention can greatly reduce the hardware cost and simultaneously can solve the problem of screen projection across networks.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a remote screen projection system according to an embodiment of the remote screen projection method and apparatus of the present invention;
FIG. 2 is a flowchart of a method of remote screen projection in the embodiment;
FIG. 3 is a flowchart illustrating the embodiment of the screen projector inserted into the screen projector computer and showing the screen projector interface;
fig. 4 is a schematic structural diagram of the device in the embodiment.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the embodiment of the method and the device for remote screen projection of the present invention, the method for remote screen projection is applied to a remote screen projection system, and a schematic structural diagram of the remote screen projection system is shown in fig. 1. In fig. 1, the far-end screen projection system comprises a screen projector, a screen projection computer, a plurality of main display devices and a cloud server, wherein cloud screen software is installed on the main display devices, the screen projection computer is connected with one of the main display devices through a local area network, and each main display device is connected with the cloud server through the internet. It should be mentioned that, in this embodiment, the screen projection computer and the main display device need to be in the same local area network, the main display device needs to be installed with cloud screen software, the main display device is equivalent to a cloud screen, and the main display device can transmit a wireless WiFi signal.
Fig. 2 is a flowchart of a remote screen projection method in this embodiment, and in fig. 2, the remote screen projection method includes the following steps:
step S01, inserting the screen projector into the screen projection computer, and displaying a screen projection interface on the screen projection computer: in this step, the screen projector is inserted into the screen projector computer, and a projection interface appears on the screen projector computer.
Step S02, automatically connecting the screen-projecting computer with a wireless WiFi signal transmitted by a main display device in the same local area network: in the step, the screen projection computer automatically receives the wireless WiFi signals transmitted by the main display equipment in the same local area network, and establishes connection with the wireless WiFi signals.
Step S03, the screen projection computer communicates with the main display device in the same LAN through the built-in 5G network module to transmit the data of sound and picture: in this step, the screen projection computer communicates with the main display device in the same local area network through the built-in 5G network module, and can transmit the data of the sound and the picture to the main display device, and certainly can also receive the data of the sound and the picture sent by the main display device.
Step S04, the screen-projecting computer is connected to the cloud server through the main display device, and exchanges data with the main display device in other local area networks through the cloud server to realize remote screen projection: in this step, the screen projection computer is connected to the cloud server through the main display device, and exchanges data with the main display device in other local area networks through the cloud server (specifically, through the MCU of the cloud server), so as to realize remote screen projection.
The method integrates the receiver function into the cloud screen software, not only cancels the screen projector equipment of the receiving end, but also can transmit the screen projection content of the transmitting end to the remote equipment, thereby greatly reducing the hardware cost and simultaneously solving the problem of screen projection across networks.
For the present embodiment, the step S01 can be further refined, and the detailed flowchart is shown in fig. 3. In fig. 3, the step S01 further includes:
step S11, inserting the screen projector into the screen projector computer, and establishing connection with the screen projector computer: in the step, the screen projector is inserted into the screen projector computer and is connected with the screen projector computer. The screen projector can be a U disk or some customized storage device. The installation program of screen projection software is embedded into the screen projection device in the early stage, the storage device is used when the screen projection computer is inserted for the first time, then the installation program in the storage device is installed on the screen projection computer, the program of the screen projection software is triggered by the screen projection device in the second time of use, and a screen projection interface is called out to project the screen.
Step S12 is to determine whether the screen-projecting computer is connected for the first time: in this step, it is determined whether the screen-projecting computer is connected for the first time, and if the determination result is yes, step S13 is executed; otherwise, step S14 is executed.
Step S13, installing screen projection software built in the screen projector on a screen projection computer, or directly calling the screen projection software built in the screen projector: if the judgment result of the above step S12 is yes, the present step is executed. In the step, screen projection software built in the screen projector is installed on the screen projection computer, or when the screen projector projects the screen, the step of installing the screen projection software can be optimized, the screen projection software built in the screen projector is directly called, and the plug-and-play effect of the screen projector is achieved. After the present step is executed, step S14 is executed.
Step S14, calling a screen projection interface on a screen projection computer: in this step, a screen projection interface is called up on a screen projection computer.
The embodiment also relates to a device for realizing the method for the far-end screen projection, which is applied to a far-end screen projection system, wherein the far-end screen projection system comprises a screen projector, a screen projection computer, a plurality of main display devices and a cloud server, cloud screen software is installed on the main display devices, the screen projection computer is connected with one of the main display devices through a local area network, and each main display device is connected with the cloud server through the internet. It should be mentioned that, in this embodiment, the screen projection computer and the main display device need to be in the same local area network, the main display device needs to be installed with cloud screen software, the main display device is equivalent to a cloud screen, and the main display device can transmit a wireless WiFi signal.
The schematic structure of the device is shown in fig. 4. In fig. 4, the device comprises a screen projection interface unit 1, an automatic connection unit 2, a data transmission unit 3 and a remote screen projection unit 4; the screen projection interface unit 1 is used for inserting a screen projector into a screen projection computer, and a screen projection interface appears on the screen projection computer; the automatic connection unit 2 is used for the screen projection computer to automatically connect with the wireless WiFi signal transmitted by the main display device in the same local area network.
The data transmission unit 3 is used for the screen projection computer to communicate with the main display device in the same local area network through the built-in 5G network module, and performs data transmission of sound and pictures; specifically, the screen projection computer communicates with a main display device in the same local area network through a built-in 5G network module, and can transmit voice and picture data to the main display device, or certainly, can receive the voice and picture data sent by the main display device. The remote screen projection unit 4 is used for connecting a screen projection computer to a cloud server through main display equipment, and exchanging data with the main display equipment in other local area networks through the cloud server (specifically, through an MCU of the cloud server) to realize remote screen projection.
The device method integrates the receiver function into the cloud screen software, not only cancels the screen projector equipment of the receiving end, but also can transmit the screen projection content of the transmitting end to the remote equipment, thereby greatly reducing the hardware cost and simultaneously solving the problem of screen projection across networks.
In this embodiment, the screen projection interface unit 1 further includes a network connection module 11, a connection judgment module 12, an installation calling module 13, and a screen projection interface calling module 14; the network connection module 11 is used for inserting the screen projector into the screen projector computer and establishing connection with the screen projector computer; the screen projector can be a U disk or some customized storage device. The installation program of screen projection software is embedded into the screen projection device in the early stage, the storage device is used when the screen projection computer is inserted for the first time, then the installation program in the storage device is installed on the screen projection computer, the program of the screen projection software is triggered by the screen projection device in the second time of use, and a screen projection interface is called out to project the screen.
The connection judging module 12 is used for judging whether the screen projection computer is connected for the first time; the installation calling module 13 is used for installing screen projection software built in the screen projector on a screen projection computer or directly calling the screen projection software built in the screen projector; the screen-projecting interface calling-out module 14 is used for calling out a screen-projecting interface on the screen-projecting computer.
In short, in this embodiment, because the receiver function is integrated into the cloud screen software, not only the screen projector device at the receiving end is eliminated, but also the screen projection content at the transmitting end can be transmitted to the remote device.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (6)
1. A far-end screen projection method is applied to a far-end screen projection system, the far-end screen projection system comprises a screen projector, a screen projection computer, a plurality of main display devices and a cloud server, cloud screen software is installed on the main display devices, the screen projection computer is connected with one of the main display devices through a local area network, each main display device is connected with the cloud server through the Internet, and the far-end screen projection method comprises the following steps:
A) inserting the screen projector into the screen projecting computer, wherein a screen projecting interface appears on the screen projecting computer;
B) the screen projection computer is automatically connected with a wireless WiFi signal transmitted by the main display equipment in the same local area network;
C) the screen projection computer is communicated with the main display equipment in the same local area network through a built-in 5G network module to transmit voice and picture data;
D) the screen projection computer is connected to the cloud server through the main display device, and exchanges data with the main display devices in other local area networks through the cloud server to realize remote screen projection.
2. The method of remote screen projection according to claim 1, wherein the step a) further comprises:
A1) inserting the screen projector into the screen projector computer and establishing connection with the screen projector computer;
A2) judging whether the screen projection computer is connected for the first time, if so, executing the step A3); otherwise, performing step a 4);
A3) installing screen projection software built in the screen projector on the screen projection computer, or directly calling the screen projection software built in the screen projector to execute the step A4);
A4) and calling out a screen projection interface on the screen projection computer.
3. The remote screen projection method as claimed in claim 1 or 2, wherein the screen projector is a U disk or a customized storage device.
4. An apparatus for implementing the remote screen projection method according to claim 1, wherein the apparatus is applied to a remote screen projection system, the remote screen projection system includes a screen projector, a screen projection computer, a plurality of main display devices and a cloud server, the main display devices are installed with cloud screen software, the screen projection computer is connected with one of the main display devices through a local area network, and each of the main display devices is connected with the cloud server through the internet, the apparatus includes:
a screen projection interface unit: the screen projector is used for inserting the screen projector into the screen projector computer, and a screen projector interface appears on the screen projector computer;
an automatic connection unit: the screen projection computer is used for automatically connecting a wireless WiFi signal transmitted by the main display equipment in the same local area network;
a data transmission unit: the screen projection computer is used for communicating with the main display equipment in the same local area network through a built-in 5G network module to transmit voice and picture data;
remote screen projection unit: the screen projection computer is connected to the cloud server through the main display device, and exchanges data with the main display devices in other local area networks through the cloud server to realize remote screen projection.
5. The apparatus of claim 4, wherein the screen-projecting interface unit further comprises:
a network connection module: the screen projector is used for inserting the screen projector into the screen projector computer and establishing connection with the screen projector computer;
a connection judgment module: the screen projection computer is used for judging whether the screen projection computer is connected for the first time;
installing and calling a module: the screen projector is used for installing screen projector software built in the screen projector on the screen projector computer or directly calling the screen projector software built in the screen projector;
a screen projection interface call-out module: and the screen projection interface is used for being called out on the screen projection computer.
6. The apparatus of claim 4 or 5, wherein the screen projector is a USB flash drive or a custom memory device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010191326.2A CN111338592A (en) | 2020-03-18 | 2020-03-18 | Remote screen projection method and device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010191326.2A CN111338592A (en) | 2020-03-18 | 2020-03-18 | Remote screen projection method and device |
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| CN202010191326.2A Pending CN111338592A (en) | 2020-03-18 | 2020-03-18 | Remote screen projection method and device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112711363A (en) * | 2020-12-30 | 2021-04-27 | 苏州必捷网络有限公司 | Screen projection auxiliary device, screen projection auxiliary system and wireless screen projection system |
| CN113490037A (en) * | 2021-07-01 | 2021-10-08 | 读书郎教育科技有限公司 | System and method for remote video screen projection |
| CN113489934A (en) * | 2020-08-24 | 2021-10-08 | 青岛海信电子产业控股股份有限公司 | Intelligent housekeeper server, system and screen remote interaction method |
| CN114546322A (en) * | 2022-04-26 | 2022-05-27 | 深圳市飞图视讯有限公司 | Mouse-based screen projection control method, device, equipment and storage medium |
| CN115225956A (en) * | 2021-04-16 | 2022-10-21 | 广州视源电子科技股份有限公司 | Wireless screen projection method and device, electronic equipment, storage medium and correlation |
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| WO2017173793A1 (en) * | 2016-04-06 | 2017-10-12 | 乐视控股（北京）有限公司 | Method and apparatus for screen projection of video |
| CN108322790A (en) * | 2018-01-30 | 2018-07-24 | 北京小鱼易连科技有限公司 | Wireless screen transmission method and device |
| CN109862113A (en) * | 2019-03-11 | 2019-06-07 | 安徽志辉教育科技有限公司 | The wireless throwing screen system and its method of wide area network-oriented |
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| WO2017173793A1 (en) * | 2016-04-06 | 2017-10-12 | 乐视控股（北京）有限公司 | Method and apparatus for screen projection of video |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113489934A (en) * | 2020-08-24 | 2021-10-08 | 青岛海信电子产业控股股份有限公司 | Intelligent housekeeper server, system and screen remote interaction method |
| CN112711363A (en) * | 2020-12-30 | 2021-04-27 | 苏州必捷网络有限公司 | Screen projection auxiliary device, screen projection auxiliary system and wireless screen projection system |
| CN115225956A (en) * | 2021-04-16 | 2022-10-21 | 广州视源电子科技股份有限公司 | Wireless screen projection method and device, electronic equipment, storage medium and correlation |
| CN113490037A (en) * | 2021-07-01 | 2021-10-08 | 读书郎教育科技有限公司 | System and method for remote video screen projection |
| CN114546322A (en) * | 2022-04-26 | 2022-05-27 | 深圳市飞图视讯有限公司 | Mouse-based screen projection control method, device, equipment and storage medium |
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Application publication date: 20200626 |