CN111901832A - Wireless screen projection module and screen projection method of all-in-one machine - Google Patents
Wireless screen projection module and screen projection method of all-in-one machine Download PDFInfo
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- CN111901832A CN111901832A CN202010648966.1A CN202010648966A CN111901832A CN 111901832 A CN111901832 A CN 111901832A CN 202010648966 A CN202010648966 A CN 202010648966A CN 111901832 A CN111901832 A CN 111901832A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/10—Flow control between communication endpoints
- H04W28/14—Flow control between communication endpoints using intermediate storage
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/4104—Peripherals receiving signals from specially adapted client devices
- H04N21/4122—Peripherals receiving signals from specially adapted client devices additional display device, e.g. video projector
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The embodiment of the invention discloses a wireless screen projection module and a screen projection method of an all-in-one machine, which comprise the following steps: establishing a communication connection relation among the mobile terminal, the screen projection data processing module and the display; selecting a screen projection mode of at least one mobile terminal, and synchronously or asynchronously projecting screen projection data of the mobile terminal to a display through a wireless screen projection module according to the screen projection mode; selecting screen projection data less than the screen division number of the display, and defining a mapping relation between the screen division position of the display and the screen projection data; the screen projection data are played on a display in a split screen mode; according to the scheme, the screen data to be projected of the mobile terminal are downloaded and stored, the screen data downloaded and stored in the wireless screen projecting module are indirectly played, the mobile terminal can conveniently carry out other operations without influencing screen projection display in the screen projecting process, and meanwhile, the screen data to be projected are projected to different sub-screens in real time or temporarily stored and buffered according to a set sequence.
Description
Technical Field
The embodiment of the invention relates to the technical field of screen projection all-in-one machines, in particular to a wireless screen projection module and a screen projection method of an all-in-one machine.
Background
The function of on-screen interaction can enable a user to project all contents on screens of equipment such as a Windows notebook computer, an Android smart phone/an apple mobile phone/a tablet personal computer and the like onto a touch control all-in-one machine supporting the function.
Even the touch all-in-one machine has a wireless screen projection function, the touch all-in-one machine is only a full screen, the current complex meeting room application scene cannot be met, and the meeting efficiency can be greatly improved through seamless joint of professional wireless screen projection equipment and the all-in-one machine. Such as multi-screen display: the multiple devices project screens simultaneously, so that the all-in-one machine can display multiple split screens, and the split screens are displayed in a double-screen mode like a four-split screen mode which is frequently used; screen projection by multiple devices: through professional wireless screen projection equipment, the equipment that we can throw the screen simultaneously and throw the screen box with wireless and be connected, need who throw when the screen, switch down can, rather than withdraw from, next overhead, for the meeting reduces the time of waiting.
The existing screen projection mode of the all-in-one machine has the following defects: the mobile terminal cannot perform other operations in the screen projection process, otherwise, normal display of screen projection contents is influenced, and the screen projection contents of each display split screen cannot be determined in a self-defined mode.
Disclosure of Invention
Therefore, the embodiment of the invention provides a wireless screen projection module of an all-in-one machine and a screen projection method, and aims to solve the problems that in the prior art, a mobile terminal cannot perform other operations in the screen projection process, otherwise, the normal display of screen projection content is influenced, and the screen projection content of each display split screen cannot be determined in a self-defined manner.
In order to achieve the above object, an embodiment of the present invention provides the following:
a wireless screen projection module of an all-in-one machine comprises:
the wireless communication module is used for receiving screen projection data of the mobile terminal;
the temporary storage module is used for storing screen projection data;
the core processor is used for decoding screen projection data of the mobile terminal;
the display control module is used for selecting a screen projection mode and selecting screen projection data, wherein the screen projection mode comprises real-time screen projection and temporary storage buffer screen projection;
the display module is used for displaying different screen projection data according to the selected screen splitting quantity in a real-time screen projection or temporary storage buffer screen projection mode;
as a preferred scheme of the invention, the display device further comprises a split screen control module, wherein the split screen control module is used for selecting the amount of screen projection data according to the maximum split screen amount of the display module and regulating and controlling the display proportion of each split screen; the display control module selects screen projection data of the mobile terminal, synchronously and separately throws the screen projection data on the display module in real time according to a sequence, and asynchronously and separately throws the screen projection data of the temporary storage module on the display module according to screen projection buffer.
As a preferred aspect of the present invention, the wireless communication module is directly in communication connection with the core processor, a plurality of different mobile terminals are simultaneously in communication connection with the wireless communication module, the display control module selects the mobile terminal for the second time, and the screen projection data of the selected mobile terminal is decoded by the core processor and then projected on the display module in a split screen manner.
As a preferred scheme of the present invention, the wireless communication module is in communication connection with the core processor through the temporary storage module, the temporary storage module stores a plurality of screen projection data of the same mobile terminal or a plurality of screen projection data of different mobile terminals, the display control module selects at least one screen projection data, and the selected screen projection data of the temporary storage module is decoded by the core processor and then is projected to the display module in a split screen manner.
As a preferred scheme of the present invention, the display control module and the split-screen control module establish a mapping relationship between screen projection control and split-screen control through a sequential mapping unit, the sequential mapping unit includes a domain defining unit corresponding to the display control module and a value domain unit corresponding to the split-screen control module, the domain defining unit is configured to provide a set of screen projection data quantity of the display control module and screen projection data sequence of the display control module, and the value domain unit is configured to provide a set of screen division quantity and screen division position of the split-screen control module.
As a preferred aspect of the present invention, a one-to-one mapping relationship exists between the screen projection data quantity selected by the display control module and the screen splitting quantity of the screen splitting control module, and a one-to-one mapping relationship exists between the screen projection sequence selected by the display control module and the screen splitting position of the screen splitting control module.
In addition, the invention also provides a screen projection method of the wireless screen projection module of the all-in-one machine, which comprises the following steps:
step 100, establishing a communication connection relation among the mobile terminal, the screen projection data processing module and the display;
200, selecting a screen projection mode of at least one mobile terminal, and synchronously or asynchronously projecting screen projection data of the mobile terminal to a display through a wireless screen projection module according to the screen projection mode;
300, selecting screen projection data with the screen projection data less than the screen projection quantity of the display, and defining a mapping relation between the screen projection data and the screen projection position of the display;
and step 400, the screen projection data are displayed on the display in a split screen mode.
As a preferred scheme of the present invention, in step 200, the same wireless screen projection module is connected to at least one mobile terminal, the mobile terminal to be used is secondarily selected according to the number of used split screens of the display, and the screen projection mode of each of the secondarily selected mobile terminals includes two modes, namely a real-time screen projection mode and a temporary storage buffer screen projection mode, the mobile terminal synchronously plays screen projection data with the display in the real-time screen projection mode, the wireless screen projection module downloads and stores the screen projection data of the display through the temporary storage module, and the wireless screen projection module indirectly plays screen projection data to enable the mobile terminal and the display to asynchronously play screen projection data in the temporary storage buffer display mode.
As a preferred scheme of the present invention, in step 300, the mobile terminal displays the screen projection data on the display in real time, and the specific implementation steps are as follows:
determining the maximum split screen number of a display, and selecting the actual required split screen number, wherein the required split screen number is less than or equal to the maximum split screen number;
selecting a mobile terminal for actually projecting a screen according to the actual screen splitting quantity required;
establishing a mapping relation between each required split screen position and the mobile terminal which actually projects the screen;
and synchronously playing the screen projection data of the selected mobile terminal which actually projects the screen with the split screen of the display in a real-time screen projection display mode.
As a preferred scheme of the present invention, in step 300, the mobile terminal stores the screen projection data in a temporary storage module of the wireless screen projection module, and indirectly connects the screen projection data of the temporary storage module to a display for screen projection display, and the specific implementation steps are as follows:
determining the maximum split screen number of a display, and selecting the actual required split screen number, wherein the required split screen number is less than or equal to the maximum split screen number;
selecting the screen projection data volume of the temporary storage module according to the actual screen splitting quantity;
establishing a mapping relation between each required split screen and screen projection data in the selected temporary storage module;
and playing the screen projection data in the selected temporary storage module on the display in a temporary storage buffer display mode.
The embodiment of the invention has the following advantages:
the invention adds the screen projection data temporary storage module, downloads and stores the screen projection data to be projected of the mobile terminal, and indirectly plays the screen projection data downloaded and stored in the wireless screen projection module, thereby liberating the use of the mobile terminal, facilitating the mobile terminal to carry out other operations without influencing screen projection display in the screen projection process, and simultaneously, the temporarily stored screen projection data correspond to different split screens according to the set sequence, thereby realizing the split screen display of the screen projection data downloaded and stored in the wireless screen projection module.
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 should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
Fig. 1 is a block diagram of a wireless screen projection module according to an embodiment of the present invention;
fig. 2 is a flowchart illustrating a wireless screen projection method according to an embodiment of the present invention.
In the figure: 1-a mobile terminal; 2-a wireless communication module; 3-a temporary storage module; 4-a core processor; 5-a display control module; 6-a display module; 7-split screen control module; 8-sequential mapping unit.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. 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.
As shown in fig. 1, the invention provides a wireless screen projection module of an all-in-one machine and a screen projection method, the wireless screen projection module of the embodiment is additionally provided with a screen projection data temporary storage module on the basis of the existing screen projection technology, the screen projection data to be projected of a mobile terminal is actively downloaded and stored, and the screen projection data downloaded and stored in the wireless screen projection module is indirectly played, so that the use of the mobile terminal is liberated, the mobile terminal can conveniently perform other operations without affecting screen projection display in the screen projection process, and meanwhile, the temporarily stored screen projection data correspond to different split screens according to a set sequence, so that the screen projection data downloaded and stored in the wireless screen projection module can also be displayed in the split screens.
Wherein wireless screen module of throwing includes:
the wireless communication module 2 is used for receiving screen projection data of the mobile terminal 1;
the temporary storage module 3 is used for storing screen projection data;
the core processor 4 is used for decoding screen projection data of the mobile terminal 1;
the display control module 5 is used for selecting a screen projection mode and selecting screen projection data, wherein the screen projection mode comprises real-time screen projection and temporary storage buffer screen projection;
the display module 6 is used for displaying different screen projection data according to the selected screen splitting quantity in a real-time screen projection or temporary storage buffer screen projection mode.
The split screen control module 7 is used for selecting the amount of screen projection data according to the maximum split screen amount of the display module 6 and regulating and controlling the display proportion of each split screen.
This embodiment selects two kinds of modes to throw the screen operation respectively through display control module 5, the first is that mobile terminal 1 directly is connected with core control module 5 through wireless communication module 2, a plurality of mobile terminal 1 throw the mode of screen through real time, throw the screen to display module 6 with mobile terminal 1's content, the second is that mobile terminal 1 will throw the screen data through wireless communication module 2 and save to temporary storage module 3, core processor 4 sends the screen data of throwing of temporary storage module 3 and puts to display module 6.
The first real-time screen projection specific implementation principle and steps are as follows:
the display control module 5 selects screen projection data of the mobile terminal 1, the screen projection data are synchronously split in real time and are put in the display module 6 in sequence, at the moment, the mobile terminal 1 is directly in communication connection with the core processor 4 through the wireless communication module 2, the mobile terminals 1 of a plurality of different types are simultaneously in communication connection with the wireless communication module 2, the mobile terminals 1 can be simultaneously split in screen through the split screen control module 7, and the defect that only one mobile terminal can be used for screen projection in the prior art is overcome.
That is to say, there may be a plurality of mobile terminals 1 connected to the wireless communication module 2 at one time, and the number of the connected mobile terminals 1 is much larger than the number of split screens of the display module 6, so that the split screen control module 7 is required to select the mobile terminal 1 for screen projection and the screen projection sequence of the selected mobile terminal 1, that is, the display control module 5 secondarily selects the mobile terminal 1, and the screen projection data of the selected mobile terminal 1 is decoded by the core processor 4 and then is projected on the display module 6 in a split screen manner.
The second temporary storage buffer screen projection specific implementation principle and steps are as follows:
Mobile terminal 1 will throw screen data storage to the module of keeping in 3 earlier, and core processor 4 is direct to throwing the screen data of throwing of keeping in module of keeping in 3 and is put in, consequently throwing the screen in-process, mobile terminal 1 can carry out other operations and do not influence and throw the screen display, solves among the prior art can't realize throwing the screen and other operation go on simultaneously the problem.
Because the display module 6 has the function of split screen, including two split screens and four split screens, the screen projection content of each small screen of the split screen of the display module 6 can be set by self-definition, and the specific realization principle and the realization steps are as follows:
the display control module 5 and the split screen control module 7 establish a mapping relation between screen projection control and split screen control through a sequence mapping unit 8, the sequence mapping unit 8 comprises a domain defining unit corresponding to the display control module 5 and a value domain unit corresponding to the split screen control module 7, the domain defining unit is used for providing a set of screen projection data quantity of the display control module 5 and screen projection data sequence of the display control module 5, and the value domain unit is used for providing a set of screen division quantity and screen division position of the split screen control module 7.
The screen projection data quantity selected by the display control module 5 and the screen splitting quantity of the screen splitting control module 7 have a one-to-one mapping relation, and the screen projection sequence selected by the display control module 5 and the screen splitting position of the screen splitting control module 7 have a one-to-one mapping relation.
After the mobile terminal 1 and the wireless communication module 2 establish a communication connection relationship, a screen projection mode including a real-time screen projection mode and a temporary storage buffer screen projection mode is selected through the display control module 5, after the mobile terminal 1 selects the real-time screen projection mode, the mobile terminal 1 for screen projection needs to be selected, then the selected mobile terminal 1 selects the display module 6 corresponding to the sequence through the sequence mapping unit 8, and the specific selection mode is as follows:
firstly, the screen splitting control module 7 selects the corresponding mobile terminal 1 according to the required screen projection quantity through the sequence mapping unit 8;
secondly, the split screen control module 7 selects a unique mobile terminal 1 in the split screen of each display module 6.
Therefore, the present embodiment realizes selecting a specific mobile terminal 1, that is, a specific screen-casting content, and casting the screen-casting data of each mobile terminal 1 at the corresponding split screen position in real time in the above manner.
When the mobile terminal 1 selects the temporary storage buffer screen projection mode, screen projection data for screen projection needs to be selected, and then the selected screen projection data are used for selecting the display modules 6 in the corresponding sequence through the sequence mapping unit 8, and the specific selection mode is as follows:
firstly, the split screen control module 7 projects screen data to be projected in the temporary storage module 3 through the sequence mapping unit 8;
and secondly, selecting unique screen projection data in the split screen of each display module 6 by using the sequence mapping unit 8.
Therefore, the embodiment selects specific screen projection data in the above manner, and projects each screen projection data at the corresponding split screen position in real time correspondingly.
In addition, as shown in fig. 2, the invention also provides a screen projection method of the wireless screen projection module of the all-in-one machine, which comprises the following steps:
step 100, establishing a communication connection relation among the mobile terminal, the screen projection data processing module and the display;
200, selecting a screen projection mode of at least one mobile terminal, and synchronously or asynchronously projecting screen projection data of the mobile terminal to a display through a wireless screen projection module according to the screen projection mode.
In step 200, the same wireless screen projection module is connected with at least one mobile terminal, the mobile terminal for specific use is selected secondarily according to the screen splitting number of the display, the screen projection mode of each mobile terminal selected secondarily comprises a real-time screen projection mode and a temporary storage buffer screen projection mode, the mobile terminal synchronously plays screen projection data with the display in the real-time screen projection mode, the wireless screen projection module downloads and stores the screen projection data of the display through the temporary storage module, and the wireless screen projection module indirectly plays the screen projection data to enable the mobile terminal and the display to asynchronously play the screen projection data in the temporary storage buffer display mode.
And 300, selecting screen projection data with the screen projection data less than the screen projection number of the display, and defining the mapping relation between the screen projection data and the screen projection position of the display.
And step 400, the screen projection data are displayed on the display in a split screen mode.
In step 300, the mobile terminal displays the screen projection data on the display in real time, and the specific implementation steps are as follows:
determining the maximum split screen number of the display, and selecting the actual required split screen number, wherein the required split screen number is less than or equal to the maximum split screen number;
selecting a mobile terminal for actually projecting a screen according to the actual screen splitting quantity required;
establishing a mapping relation between each required split screen position and the mobile terminal which actually projects the screen;
and synchronously playing the screen projection data of the selected mobile terminal which actually projects the screen with the split screen of the display in a real-time screen projection display mode.
In step 300, the mobile terminal stores the screen projection data in a temporary storage module of the wireless screen projection module, and indirectly connects the screen projection data of the temporary storage module to a display for screen projection display, and the specific implementation steps are as follows:
determining the maximum split screen number of the display, and selecting the actual required split screen number, wherein the required split screen number is less than or equal to the maximum split screen number;
selecting the screen projection data volume of the temporary storage module according to the actual screen splitting quantity;
establishing a mapping relation between each required split screen and screen projection data in the selected temporary storage module;
and playing the screen projection data in the selected temporary storage module on the display in a temporary storage buffer display mode.
This embodiment increases and throws screen data module of keeping in, initiatively throw screen data of throwing of mobile terminal and download the storage, throw screen data with the wireless screen module of throwing that the download was stored and play, thereby liberated mobile terminal's use, throw the screen in-process be convenient for mobile terminal and carry out other operations and do not influence and throw the screen display, the screen data of throwing of keeping in simultaneously corresponds different split screens according to the order of setting for, thereby the screen data of throwing of download storage in the wireless screen module also can realize the split screen show.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (10)
1. The utility model provides a wireless screen projection module of all-in-one machine which characterized in that includes:
the wireless communication module (2) is used for receiving screen projection data of the mobile terminal (1);
the temporary storage module (3) is used for storing screen projection data;
a core processor (4) for decoding screen projection data of the mobile terminal (1);
the display control module (5) is used for selecting a screen projection mode and selecting screen projection data, wherein the screen projection mode comprises real-time screen projection and temporary storage buffer screen projection;
and the display module (6) is used for displaying different screen projection data according to the selected screen splitting quantity in a real-time screen projection or temporary storage buffer screen projection mode.
2. The wireless screen projection module of the all-in-one machine as claimed in claim 1, further comprising a screen splitting control module (7), wherein the screen splitting control module (7) is used for selecting the number of screen projection data according to the maximum screen splitting number of the display module (6) and regulating and controlling the display proportion of each screen splitting; the display control module (5) selects the screen projection data of the mobile terminal (1), synchronously projects the screen projection data on the display module (6) in real time in a split screen mode according to sequence, and the display control module (5) asynchronously projects the screen projection data of the temporary storage module (3) on the display module (6) in a split screen mode according to screen projection buffer.
3. The wireless screen projection module of the all-in-one machine as claimed in claim 2, wherein the wireless communication module (2) is directly in communication connection with the core processor (4), a plurality of different mobile terminals (1) are simultaneously in communication connection with the wireless communication module (2), the display control module (5) secondarily selects the mobile terminal (1), and screen projection data of the selected mobile terminal (1) is decoded by the core processor (4) and then projected on the display module (6) in a split screen mode.
4. The wireless screen projection module of the all-in-one machine as claimed in claim 2, wherein the wireless communication module (2) is in communication connection with the core processor (4) through the temporary storage module (3), the temporary storage module (3) stores a plurality of screen projection data of the same mobile terminal (1) or a plurality of screen projection data of different mobile terminals (1), the display control module (5) selects at least one screen projection data, and the selected screen projection data of the temporary storage module (3) is decoded by the core processor (4) and then is projected to the display module (6) in a split screen mode.
5. The wireless screen projection module of the all-in-one machine as claimed in claim 1, wherein the display control module (5) and the split screen control module (7) establish a mapping relationship between screen projection control and split screen control through a sequential mapping unit (8), the sequential mapping unit (8) includes a domain defining unit corresponding to the display control module (5) and a value domain unit corresponding to the split screen control module (7), the domain defining unit is configured to provide a set of screen projection data quantity of the display control module (5) and a set of screen projection data sequence of the display control module (5), and the value domain unit is configured to provide a set of screen division quantity and screen division position of the split screen control module (7).
6. The wireless screen projection module of the all-in-one machine as claimed in claim 5, wherein the screen projection data quantity selected by the display control module (5) and the screen splitting quantity of the screen splitting control module (7) have a one-to-one mapping relationship, and the screen projection sequence selected by the display control module (5) and the screen splitting position of the screen splitting control module (7) have a one-to-one mapping relationship.
7. A screen projection method of a wireless screen projection module of an all-in-one machine is applied to the wireless screen projection module of any one of claims 1 to 6, and is characterized by comprising the following steps:
step 100, establishing a communication connection relation among the mobile terminal, the screen projection data processing module and the display;
200, selecting a screen projection mode of at least one mobile terminal, and synchronously or asynchronously projecting screen projection data of the mobile terminal to a display through a wireless screen projection module according to the screen projection mode;
300, selecting screen projection data with the screen projection data less than the screen projection quantity of the display, and defining a mapping relation between the screen projection data and the screen projection position of the display;
and step 400, the screen projection data are displayed on the display in a split screen mode.
8. The screen projection method of the wireless screen projection module of the all-in-one machine as claimed in claim 7, wherein: in step 200, the same wireless screen projection module is connected with at least one mobile terminal, the mobile terminal to be used is selected secondarily according to the number of the used split screens of the display, the screen projection mode of each mobile terminal selected secondarily comprises a real-time screen projection mode and a temporary storage buffer screen projection mode, the mobile terminal synchronously plays screen projection data with the display in the real-time screen projection mode, the wireless screen projection module downloads and stores the screen projection data of the display through the temporary storage module, and the wireless screen projection module indirectly plays the screen projection data to enable the mobile terminal and the display to asynchronously play the screen projection data in the temporary storage buffer display mode.
9. The screen projection method of the wireless screen projection module of the all-in-one machine as claimed in claim 8, wherein: in step 300, the mobile terminal displays the screen projection data on the display in real time, and the specific implementation steps are as follows:
determining the maximum split screen number of a display, and selecting the actual required split screen number, wherein the required split screen number is less than or equal to the maximum split screen number;
selecting a mobile terminal for actually projecting a screen according to the actual screen splitting quantity required;
establishing a mapping relation between each required split screen position and the mobile terminal which actually projects the screen;
and synchronously playing the screen projection data of the selected mobile terminal which actually projects the screen with the split screen of the display in a real-time screen projection display mode.
10. The screen projection method of the wireless screen projection module of the all-in-one machine as claimed in claim 8, wherein: in step 300, the mobile terminal stores the screen projection data in a temporary storage module of the wireless screen projection module, and indirectly connects the screen projection data of the temporary storage module to a display for screen projection display, and the specific implementation steps are as follows:
determining the maximum split screen number of a display, and selecting the actual required split screen number, wherein the required split screen number is less than or equal to the maximum split screen number;
selecting the screen projection data volume of the temporary storage module according to the actual screen splitting quantity;
establishing a mapping relation between each required split screen and screen projection data in the selected temporary storage module;
and playing the screen projection data in the selected temporary storage module on the display in a temporary storage buffer display mode.
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| CN112995575A (en) * | 2021-05-13 | 2021-06-18 | 广州朗国电子科技有限公司 | Wireless screen projection transfer device, transfer control method and wireless screen projection system |
| CN113676384A (en) * | 2021-07-26 | 2021-11-19 | 青岛海尔科技有限公司 | Method and device for controlling screen projection of equipment, server and storage medium |
| CN115190353A (en) * | 2022-06-30 | 2022-10-14 | 京东方科技集团股份有限公司 | Screen projection system, screen projection method, computer device, storage medium, and program product |
| CN115695898A (en) * | 2022-10-13 | 2023-02-03 | 深圳市拔超科技股份有限公司 | Wireless screen projection method, system, electronic device and storage medium |
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| CN112995575A (en) * | 2021-05-13 | 2021-06-18 | 广州朗国电子科技有限公司 | Wireless screen projection transfer device, transfer control method and wireless screen projection system |
| CN113676384A (en) * | 2021-07-26 | 2021-11-19 | 青岛海尔科技有限公司 | Method and device for controlling screen projection of equipment, server and storage medium |
| CN115190353A (en) * | 2022-06-30 | 2022-10-14 | 京东方科技集团股份有限公司 | Screen projection system, screen projection method, computer device, storage medium, and program product |
| CN115695898A (en) * | 2022-10-13 | 2023-02-03 | 深圳市拔超科技股份有限公司 | Wireless screen projection method, system, electronic device and storage medium |
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| CN111901832B (en) | 2023-08-22 |
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