CN112711363A - Screen projection auxiliary device, screen projection auxiliary system and wireless screen projection system - Google Patents
Screen projection auxiliary device, screen projection auxiliary system and wireless screen projection system Download PDFInfo
- Publication number
- CN112711363A CN112711363A CN202011608339.1A CN202011608339A CN112711363A CN 112711363 A CN112711363 A CN 112711363A CN 202011608339 A CN202011608339 A CN 202011608339A CN 112711363 A CN112711363 A CN 112711363A
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- screen projection
- screen
- instruction
- projection
- touch screen
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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
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0481—Interaction techniques based on graphical user interfaces [GUI] based on specific properties of the displayed interaction object or a metaphor-based environment, e.g. interaction with desktop elements like windows or icons, or assisted by a cursor's changing behaviour or appearance
- G06F3/04817—Interaction techniques based on graphical user interfaces [GUI] based on specific properties of the displayed interaction object or a metaphor-based environment, e.g. interaction with desktop elements like windows or icons, or assisted by a cursor's changing behaviour or appearance using icons
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/40—Bus structure
- G06F13/4063—Device-to-bus coupling
- G06F13/4068—Electrical coupling
-
- 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
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0484—Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
- G06F3/04842—Selection of displayed objects or displayed text elements
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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
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0487—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser
- G06F3/0488—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures
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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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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F2213/0042—Universal serial bus [USB]
Abstract
The invention discloses a screen projection auxiliary device, a screen projection auxiliary system and a wireless screen projection system, wherein the screen projection auxiliary device comprises a processing module, a communication module and a USB connecting end, and further comprises a button, when the auxiliary screen projection device is connected with a touch screen computer, a transmitting end program in the auxiliary screen projection device sends a signal to a receiving end program in the touch screen computer by pressing the button, and a screen projection box selection interface is called. The screen projection auxiliary device, the screen projection auxiliary system and the wireless screen projection system of the invention use visual interface elements and auxiliary keys, and can quickly call a screen projection interface. The screen projection initiating process is optimized, the learning cost of a user is reduced, and the screen projection efficiency is improved.
Description
Technical Field
The invention relates to the technical field of interaction, in particular to a screen projection auxiliary device, a screen projection auxiliary system and a wireless screen projection system.
Background
Miracast screen projection is a protocol of wireless screen projection between electronic devices, wherein one of the Miracast screen projection is used as a sending end, and the other is used as a receiving end, so that the two devices can establish direct WiFi peer-to-peer connection, and the screen can be directly projected without connecting an external network.
The Windows8/10 system can support Miracast screen projection at present, but the interface mode for initiating screen projection is hidden and inconvenient, and the learning cost is caused when the system is used by a user. Using a touch screen computer by a teacher in class, and if miracast is required to be used for screen projection, needing 3 steps in total, and clicking a menu bar; secondly, selecting connection; and thirdly, selecting a box needing screen projection. Although the three steps are simple in appearance and short in time, the classroom fluency is reduced, the learning cost of teachers is increased, and especially for old teachers of advanced ages, the teachers are not familiar with electronic products originally, misoperation is likely to occur in the first step and the second step, and classroom time is wasted. Although WIN + K shortcut key calling can be used, most of the teaching scenes are touch screens, a mouse or a keyboard cannot be connected externally, and the screen cannot be called and thrown through the shortcut key mode, so that a teacher has inconvenience in screen throwing teaching.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a screen projection auxiliary device, a screen projection auxiliary system and a wireless screen projection system, and the technical scheme is as follows:
on one hand, the invention provides a Windows system wireless screen projection auxiliary device, which comprises a processing module, a communication module and a USB connecting end;
when the USB connecting end is electrically connected with a USB interface of a touch screen computer, the communication module sends a first instruction to the processing module to enable the processing module to be changed from a standby state to a working state;
the screen projection auxiliary device also comprises a button connected with the processing module;
when the processing module is in the working state, a button is pressed, the processing module sends a second instruction to the communication module, and the communication module receives the second instruction and sends a third instruction to the touch screen computer;
and after receiving the third instruction, displaying a screen projection box selection interface on the touch screen by a pre-installed receiving end program in the touch screen computer.
Furthermore, the touch screen computer is connected with one or more screen projection boxes, and all screen projection boxes connected with the touch screen computer are displayed in a screen projection box selection interface.
Further, after receiving the third instruction, a receiving end program preinstalled in the touch screen computer sends a request for calling a screen projection instruction to the Windows system.
Further, the communication module sends a first instruction to the processing module and simultaneously sends a fourth instruction to the touch screen computer, and the touch screen computer displays first information after receiving the fourth instruction.
Further, the screen projection auxiliary device comprises a plastic shell, and the plastic shell is connected with a USB joint of the screen projection auxiliary device.
Furthermore, the plastic shell is provided with anti-skid lines.
On the other hand, the invention provides a wireless screen projection auxiliary system of a Windows system, which comprises a transmitting end program and a receiving end program, wherein the receiving end program is installed in a touch screen computer or mobile equipment, the transmitting end program is installed in the mobile equipment, and after the receiving end program receives a third instruction sent by the transmitting end program, the receiving end program sends a screen projection instruction calling request to the Windows system.
In another aspect, the invention provides a wireless screen projection system, which includes a touch screen computer and one or more screen projection boxes connected to the touch screen computer, and further includes the screen projection auxiliary device or/and the screen projection auxiliary system.
The technical scheme provided by the invention has the following beneficial effects:
and the screen-starting and screen-throwing interface can be quickly called by using visual interface elements and auxiliary keys. The screen projection initiating process is optimized, the learning cost of a user is reduced, and the screen projection efficiency is improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a flow chart illustrating the use of a screen projection aid according to an embodiment of the present invention;
Detailed Description
In order to make the technical solutions of the present invention better understood, 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.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, apparatus, article, or device that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or device.
In one embodiment of the invention, the invention provides a Windows system wireless screen projection auxiliary device, which comprises a processing module, a communication module and a USB connecting end;
when the USB connecting end is electrically connected with a USB interface of a touch screen computer, the communication module sends a first instruction to the processing module to enable the processing module to be changed from a standby state to a working state;
the screen projection auxiliary device also comprises a button connected with the processing module;
when the processing module is in the working state, a button is pressed, the processing module sends a second instruction to the communication module, and the communication module receives the second instruction and sends a third instruction to the touch screen computer;
and after receiving the third instruction, displaying a screen projection box selection interface on the touch screen by a pre-installed receiving end program in the touch screen computer.
And a plurality of screen projection boxes connected with the touch screen computer are displayed on the screen projection box selection interface, and the system sends an instruction to the corresponding screen projection box to start screen projection as long as a user clicks the screen projection box to be used. The icons of the screen projection box are not easy to be too small, the distance is also large, the fingers can touch the screen conveniently, and inconvenience brought to teachers in the old due to the fact that the icons are too small and too dense is avoided.
The auxiliary device can call the screen projection interface by one key through a visual interface or a certain key device. The device is connected with a computer, a screen throwing connection interface of Windows can be accessed only by pressing, then the box is selected for throwing the screen, the screen throwing convenience is improved, and the classroom time waste caused by unfamiliarity with electronic products and complex operation is reduced.
The screen projection auxiliary device can be further provided with a chip with a storage module, and a receiving end program is installed in the storage module, so that any program does not need to be installed in a touch screen computer, and a screen projection box selection interface can be called and displayed only by inserting the screen projection auxiliary device and pressing a button.
The USB connecting end comprises a plurality of terminals, including a communication terminal and a power supply terminal, and after the screen projection auxiliary device is electrically connected with the touch screen computer, the power supply terminal supplies power for the screen projection auxiliary device.
In an embodiment of the invention, the touch screen computer is connected with one or more screen projection boxes, and all screen projection boxes connected with the touch screen computer are displayed in a screen projection box selection interface for a user to select.
In an embodiment of the present invention, after the receiving end program preinstalled in the touch screen computer receives the third instruction, the receiving end program sends a request for calling a screen projection instruction to the Windows system.
In an embodiment of the present invention, the communication module sends a first instruction to the processing module and sends a fourth instruction to the touch screen computer at the same time, and the touch screen computer displays the first information after receiving the fourth instruction. Namely, after the touch screen computer is connected with the screen projection auxiliary device, the information of successful connection is displayed.
In one embodiment of the invention, the screen projection auxiliary device comprises a plastic shell which is connected with a USB connector of the screen projection auxiliary device. The screen projection auxiliary device is preferably a U disk used in daily life, and is convenient to carry. In daily use, a plurality of teachers may share one screen projection auxiliary device, or one teacher needs to use screen projection in different classrooms, so that the screen projection auxiliary device is necessary to be portable and detachable.
In one embodiment of the invention, the plastic shell is provided with anti-skid lines, so that the plastic shell is convenient to hold, and particularly, the screen projection auxiliary device is small in size, and the anti-skid lines enable the screen projection auxiliary device not to easily slip off and lose from a user hand when in use.
The plastic shell of the screen projection auxiliary device can be provided with a ring hole, so that a user can conveniently connect the screen projection auxiliary device with other objects (such as a key chain), and the screen projection auxiliary device is more convenient to carry and is prevented from being lost.
In an embodiment of the present invention, the wireless screen projection auxiliary system of a Windows system includes a transmitting end program and a receiving end program, the receiving end program is installed in a touch screen computer or a mobile device, the transmitting end program is installed in the mobile device, and after the receiving end program receives a third instruction sent by the transmitting end program, the receiving end program sends a request for calling a screen projection instruction to the Windows system.
In one embodiment of the invention, a wireless screen projection system is provided, and the wireless screen projection system comprises a touch screen computer and one or more screen projection boxes connected with the touch screen computer, and the wireless screen projection system further comprises the screen projection auxiliary device or/and the screen projection auxiliary system.
As shown in fig. 1, a receiving end program is installed on a computer in advance, the device is accessed to a touch screen computer through a USB interface, when the device is pressed down, the program (transmitting end) inside the device sends a screen-casting calling request to the receiving end, the receiving end receives a calling instruction from the transmitting end, sends a screen-casting calling instruction to Windows, and selects a box, so that screen casting is successful.
The invention ensures that a teacher can call a screen projection interface by one key without dazzling various options of an operating system menu when using the screen projection equipment, and can easily carry out screen projection teaching even for old teachers without multimedia experience, thereby having very high practicability.
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 (8)
1. The utility model provides a Windows system wireless screen projection auxiliary device which characterized in that:
the screen projection auxiliary device comprises a processing module, a communication module and a USB connecting end;
when the USB connecting end is electrically connected with a USB interface of a touch screen computer, the communication module sends a first instruction to the processing module to enable the processing module to be changed from a standby state to a working state;
the screen projection auxiliary device also comprises a button connected with the processing module;
when the processing module is in the working state, a button is pressed, the processing module sends a second instruction to the communication module, and the communication module receives the second instruction and sends a third instruction to the touch screen computer;
and after receiving the third instruction, displaying a screen projection box selection interface on the touch screen by a pre-installed receiving end program in the touch screen computer.
2. A screen projection aid as claimed in claim 1 wherein the touch screen computer is connected to one or more screen projection boxes, and wherein all screen projection boxes connected to the touch screen computer are displayed in a screen projection box selection interface.
3. The screen-projection assisting device of claim 1, wherein after the receiving end program preinstalled in the touch screen computer receives the third instruction, the receiving end program sends a request for calling a screen-projection instruction to the Windows system.
4. The screen-projection assisting device of claim 1, wherein the communication module sends a first instruction to the processing module and simultaneously sends a fourth instruction to the touch screen computer, and the touch screen computer displays first information after receiving the fourth instruction.
5. A screen projection aid as claimed in claim 1 wherein the screen projection aid comprises a plastic housing which is connected to a USB connector of the screen projection aid.
6. A screen projection aid as claimed in claim 5 wherein the plastic casing is provided with anti-slip threads.
7. The wireless screen projection auxiliary system of the Windows system is characterized by comprising a transmitting end program and a receiving end program, wherein the receiving end program is installed in a touch screen computer or mobile equipment, the transmitting end program is installed in the mobile equipment, and after the receiving end program receives a third instruction sent by the transmitting end program, the receiving end program sends a screen projection instruction calling request to the Windows system.
8. A wireless screen projection system, which comprises a touch screen computer and one or more screen projection boxes connected with the touch screen computer, and further comprises the screen projection auxiliary device as claimed in any one of claims 1 to 6 or/and the screen projection auxiliary system as claimed in claim 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011608339.1A CN112711363A (en) | 2020-12-30 | 2020-12-30 | Screen projection auxiliary device, screen projection auxiliary system and wireless screen projection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011608339.1A CN112711363A (en) | 2020-12-30 | 2020-12-30 | Screen projection auxiliary device, screen projection auxiliary system and wireless screen projection system |
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| Publication Number | Publication Date |
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| CN112711363A true CN112711363A (en) | 2021-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011608339.1A Pending CN112711363A (en) | 2020-12-30 | 2020-12-30 | Screen projection auxiliary device, screen projection auxiliary system and wireless screen projection system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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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| US20130021526A1 (en) * | 2011-07-19 | 2013-01-24 | Kuo-Lung Chang | Remote control method, and system, receiving device, mobile internet device and recording medium for implementing the same |
| CN111338592A (en) * | 2020-03-18 | 2020-06-26 | 广州市视云信息科技有限公司 | Remote screen projection method and device |
| CN211236885U (en) * | 2019-08-08 | 2020-08-11 | 深圳市源茂升科技有限公司 | Wireless screen projection device |
| CN111556359A (en) * | 2020-04-24 | 2020-08-18 | 上海第一财经传媒有限公司 | Screen projection system and method based on television box |
| CN111757155A (en) * | 2020-06-30 | 2020-10-09 | 上海摩勤智能技术有限公司 | Display device and screen projection system |
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2020
- 2020-12-30 CN CN202011608339.1A patent/CN112711363A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130021526A1 (en) * | 2011-07-19 | 2013-01-24 | Kuo-Lung Chang | Remote control method, and system, receiving device, mobile internet device and recording medium for implementing the same |
| CN211236885U (en) * | 2019-08-08 | 2020-08-11 | 深圳市源茂升科技有限公司 | Wireless screen projection device |
| CN111338592A (en) * | 2020-03-18 | 2020-06-26 | 广州市视云信息科技有限公司 | Remote screen projection method and device |
| CN111556359A (en) * | 2020-04-24 | 2020-08-18 | 上海第一财经传媒有限公司 | Screen projection system and method based on television box |
| CN111757155A (en) * | 2020-06-30 | 2020-10-09 | 上海摩勤智能技术有限公司 | Display device and screen projection system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| 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: 20210427 |