CN109002203B - External device operation implementation method of touch screen, electronic device and storage medium - Google Patents
External device operation implementation method of touch screen, electronic device and storage medium Download PDFInfo
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- CN109002203B CN109002203B CN201810644010.7A CN201810644010A CN109002203B CN 109002203 B CN109002203 B CN 109002203B CN 201810644010 A CN201810644010 A CN 201810644010A CN 109002203 B CN109002203 B CN 109002203B
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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
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0416—Control or interface arrangements specially adapted for digitisers
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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
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
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- Position Input By Displaying (AREA)
Abstract
The invention provides an external equipment operation implementation method of a touch screen, which comprises the following steps: collecting scanning signals, collecting the scanning signals of the touch screen according to an operation instruction of external input equipment, converting the collected scanning signals into digital signals, and obtaining original signals; analyzing the original signal, obtaining scanning frequency and amplitude by analyzing the original signal, and judging the state of the scanning signal of the touch screen according to the scanning frequency and the amplitude; generating an interference signal, and generating an interference signal reverse to the original signal according to the state of the scanning signal; and outputting the interference signal to the touch screen. The invention also relates to an electronic device and a readable storage medium for carrying out the above method. The invention realizes the direct touch screen operation through the external input equipment, improves the operation experience, has strong compatibility, does not need to change the equipment, is not limited by an operating system, does not need content access support, adopts a pure physical implementation mode, and avoids the trouble brought by cracking and modifying the system.
Description
Technical Field
The invention relates to the technical field of human-computer interaction, in particular to an external device operation implementation method of a touch screen, electronic equipment and a storage medium.
Background
Touch screen operation is widely applied as an input mode at present, and flexible and intuitive interaction between people and equipment can be realized by touch screen operation, particularly in the field of mobile equipment such as mobile phones and tablet computers; the content operation adaptation of the current mobile device is mainly based on a touch screen, content developers such as APP and game developers neglect to access external input devices for control, the external input devices are not accessed in a targeted mode, only touch screen operation is achieved, the touch screen operation cannot meet the requirement of a use scene with high physical feedback feeling, and the operation experience feeling is poor. At present, external input devices such as a keyboard, a mouse and a game handle need to be accessed by a standard HID protocol, a special SDK, a cracking or modifying package changing and embedding SDK and the like of the device, wherein the standard HID protocol and the special SDK need to be actively accessed by a content developer, the cracking, the modifying and the embedding SDK can influence the integrity of application and have uncertain risks such as subsequent upgrading, legal risks, official support and the like, and the external input devices also face the limitation of different platforms such as Android and iOS.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide an external device operation implementation method of a touch screen, an electronic device and a storage medium, and solve the problem that the touch screen operation cannot be directly performed through an external input device.
The invention provides an external device operation implementation method of a touch screen, which comprises the following steps:
collecting scanning signals, collecting the scanning signals of the touch screen according to an operation instruction of external input equipment, converting the collected scanning signals into digital signals, and obtaining original signals;
analyzing an original signal, obtaining a scanning frequency and an amplitude by analyzing the original signal, and judging the state of the scanning signal of the touch screen according to the scanning frequency and the amplitude;
generating an interference signal, and generating an interference signal reverse to the original signal according to the state of the scanning signal;
and outputting an interference signal, and outputting the interference signal to the touch screen.
Further, in the original signal, the state of the scanning signal of the touch screen is judged to be a scanning state or a scanning interval state according to the scanning frequency and the amplitude.
Further, in the interference signal generation, when it is determined that the scanning signal state of the touch screen is the scanning state, a synchronous interference signal which is opposite to the original signal is generated, where the interference signal is specifically a pulse signal.
Further, generating the interference signal further comprises amplifying the interference signal.
Further, in the output interference signal, a synchronous interference signal in the reverse direction of the original signal is output to the touch screen, and the coordinate of the touch screen corresponding to the superposition position of the scanning signal of the touch screen and the synchronous interference signal is the position of the touch action.
Further, in outputting the interference signal, the interference signal is output to the touch screen within a signal output time according to a signal output instruction.
Further, outputting the interference signal further includes outputting the interference signal to the touch screen within a unit output area according to a signal output instruction.
Further, outputting the interference signal further comprises alternately outputting the interference signal to the touch screen one by one in a plurality of adjacent unit output areas according to a signal output instruction or alternately outputting the interference signal to the touch screen one by one in a plurality of adjacent block output areas according to a signal output instruction, wherein the block output areas are composed of a plurality of adjacent unit output areas.
An electronic device, comprising: a processor;
a memory; and a program, wherein the program is stored in the memory and configured to be executed by the processor, the program comprising an external device operation implementation method for executing the touch screen described above.
A computer-readable storage medium having stored thereon a computer program for executing the above-described external device operation implementation method of a touch screen by a processor.
Compared with the prior art, the invention has the beneficial effects that:
the invention provides an external equipment operation implementation method of a touch screen, which comprises the following steps: collecting scanning signals, collecting the scanning signals of the touch screen according to an operation instruction of external input equipment, converting the collected scanning signals into digital signals, and obtaining original signals; analyzing the original signal, obtaining scanning frequency and amplitude by analyzing the original signal, and judging the state of the scanning signal of the touch screen according to the scanning frequency and the amplitude; generating an interference signal, and generating an interference signal reverse to the original signal according to the state of the scanning signal; and outputting the interference signal to the touch screen. The invention also relates to an electronic device and a readable storage medium, which are used for executing the external device operation implementation method of the touch screen. According to the invention, a scanning signal of an interference signal interference touch screen is sent to the designated position to form a capacitance electric field, so that the scanning signal of the designated position is interfered, and the simulated touch screen operation of the designated position is realized; the compatibility is strong, equipment does not need to be changed, all capacitive touch screens are supported, and the limitation of an operating system is avoided; the operation experience is improved, the operation is directly carried out through the external input equipment, and the simulated touch screen operation is realized; the method has the advantages that the method does not need content access support, solves the problems of troublesome access and time consumption of developers, and only needs to develop the content according to the operation of a touch screen, and avoids the trouble caused by cracking and modifying the system in a pure physical mode; the touch screen control system is combined with external input equipment, better physical feedback experience can be brought to traditional touch screen operation, and direct contact with the touch screen is avoided.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to make the technical solutions of the present invention practical in accordance with the contents of the specification, the following detailed description is given of preferred embodiments of the present invention with reference to the accompanying drawings. The detailed description of the present invention is given in detail by the following examples and the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention and do not constitute a limitation of the invention. In the drawings:
FIG. 1 is a flow chart of a method for operating an external device of a touch screen according to the present invention;
FIG. 2 is a schematic diagram of an interference signal output from a unit output area according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a plurality of mobile output interference signals of a unit output area according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a plurality of block output area mobile output interference signals according to an embodiment of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.
The method for realizing the operation of the external equipment of the touch screen, as shown in figure 1, comprises the following steps:
collecting scanning signals, namely collecting the scanning signals of a touch screen according to an operation instruction of external input equipment, continuously scanning the scanning signals of the touch screen at a very small time interval, generally converting the collected scanning signals into digital signals by taking microsecond as a unit, wherein the scanning refresh rate of the touch screen is 100-200KHz, and obtaining original signals; generally, the external input device comprises physical keys, a potentiometer or movement information, and an operation instruction of the external input device is converted into specific coordinates and touch action instruction information through a preset position or action instruction database template.
The original signal is analyzed, due to the fact that different touch screen manufacturers and different drives enable the scanning frequencies of the touch screens to be different, the scanning frequency and the scanning amplitude are obtained by analyzing the original signal, the scanning interval time is obtained through the scanning frequency, and the scanning signal state of the touch screen is judged according to the scanning frequency and the scanning amplitude. Preferably, in the original signal, the state of the scanning signal of the touch screen is judged to be the scanning state or the scanning interval state according to the scanning frequency and the amplitude.
Generating an interference signal, and generating an interference signal reverse to the original signal according to the state of the scanning signal; because the interference signal intensity is small, the problem of unreliable compatibility exists in partial single-layer screen equipment, the method also cannot be applied to multi-layer screen equipment, and preferably, the step of generating the interference signal also comprises the step of amplifying the interference signal. In this embodiment, the interference signal is specifically a pulse signal, and the interference signal is a non-smooth signal that approximates a sine wave. The scanning signal generating method includes the steps of sending a scanning signal to a touch screen, and generating a synchronous interference signal, wherein the scanning signal is generated by the touch screen.
And outputting the interference signal to the touch screen. Preferably, in the output interference signal, a synchronous interference signal in an inverse direction to the original signal is output to the touch screen, and coordinates of the touch screen corresponding to a position where the scanning signal of the touch screen is superimposed on the synchronous interference signal are positions of the touch action. The touch screen drive of the device finds that the scanning signal of the coordinates is disturbed, thereby determining the position of the touch screen action. In this embodiment, the scanning signal and the synchronous interference signal are superimposed to generate a non-smooth and irregular signal.
In one embodiment, the single-point action, such as single-point touch, including single click and long press, is preferably implemented to output the interference signal, and the interference signal is output to the touch screen within the signal output time according to the signal output instruction. In this embodiment, when the external input device outputs the single-click operation instruction, the interference signal of 0.3 second is sent to the touch screen, and when the external input device outputs the long-click instruction, the interference signal is continuously sent to the touch screen.
As shown in fig. 2, the output region of the interference signal is divided into a plurality of unit output regions, the output region of the interference signal may cover all of the touch screen or only cover part of the touch screen, the output region of the interference signal may be a regular shape or an irregular shape, the output region of the interference signal corresponds to the touch screen, the position of the output region of the interference signal corresponds to the coordinates of the touch screen, and preferably, outputting the interference signal further includes outputting the interference signal to the touch screen in the unit output region according to a signal output instruction. Each block in fig. 2 is a unit output region, and the single-point operation can transmit the interference signal only for a single unit output region. As shown in fig. 3, preferably, outputting the interference signal further includes outputting the interference signal to the touch screen alternately one by one in a plurality of adjacent unit output regions according to the signal output instruction; in fig. 3, each square is a unit output area, an arrow is a moving operation direction, and the moving operation can only send interference signals to a plurality of adjacent unit output areas one by one alternately, so as to implement a touch action of continuous movement. As shown in fig. 4, the interference signal is alternately output to the touch screen block by block in a plurality of adjacent block output regions according to the signal output instruction, the block output regions being composed of a plurality of adjacent unit output regions. In fig. 4, each square is a unit output area, four unit output areas constitute a block output area, a circle is the center of the block output area, an arrow is a moving operation direction, the moving block output areas are connected in front and back, and the moving operation can transmit interference signals alternately block by block in a plurality of adjacent block output areas to realize a continuously moving touch action.
In one embodiment, the electrodes form an electrode array, the electrode array is carried on a transparent plate, and the transparent plate comprises a thin film and ITO (indium tin oxide), so that the effect of no shielding is achieved. The electrode array and the transparent plate are combined to form a reverse touch screen, the reverse touch screen is attached to the touch screen, the reverse touch screen can cover all the touch screens, can only cover part of the touch screens, can be rectangular, can be in other irregular shapes due to the consideration of cost and use scenes, and can adopt a multilayer reverse touch screen to achieve better circuit wiring arrangement. The single electrode corresponds to the unit output area in fig. 2-4, the electrode array corresponds to the output area in fig. 2-4, and in fig. 2, the interference signal is output to the touch screen through the single electrode according to the signal output instruction. In fig. 3, according to the signal output instruction, the interference signals are alternately output to the touch screen through a plurality of adjacent electrodes one by one according to the moving operation direction. In fig. 4, four electrodes form a block electrode matrix, the block electrode matrix corresponds to a block output area, and the interference signals are alternately output to the touch screen through the adjacent block electrode matrices block by block according to the signal output instruction and the moving operation direction.
An electronic device, comprising: a processor;
a memory; and a program, wherein the program is stored in the memory and configured to be executed by the processor, the program comprising an external device operation implementation method for executing the above-described touch screen.
A computer-readable storage medium having stored thereon a computer program for executing by a processor the above-described external device operation implementation method of a touch screen.
The invention provides an external device operation implementation method of a touch screen, which comprises the following steps: collecting scanning signals, collecting the scanning signals of the touch screen according to an operation instruction of external input equipment, converting the collected scanning signals into digital signals, and obtaining original signals; analyzing the original signal, obtaining scanning frequency and amplitude by analyzing the original signal, and judging the state of the scanning signal of the touch screen according to the scanning frequency and the amplitude; generating an interference signal, and generating an interference signal reverse to the original signal according to the state of the scanning signal; and outputting the interference signal to the touch screen. The invention also relates to the electronic equipment and a readable storage medium, which are used for executing the external equipment operation implementation method of the touch screen. According to the invention, a scanning signal of an interference signal interference touch screen is sent to the designated position to form a capacitance electric field, so that the scanning signal of the designated position is interfered, and the simulated touch screen operation of the designated position is realized; the compatibility is strong, equipment does not need to be changed, all capacitive touch screens are supported, and the limitation of an operating system is avoided; the operation experience is improved, the operation is directly carried out through external input equipment, and the simulated touch screen operation is realized; the method has the advantages that the method does not need content access support, solves the problems of troublesome access and time consumption of developers, and only needs to develop the content according to the operation of a touch screen, and avoids the trouble caused by cracking and modifying the system in a pure physical mode; the touch screen control system is combined with external input equipment, better physical feedback experience can be brought to traditional touch screen operation, and direct contact with the touch screen is avoided.
The foregoing is merely a preferred embodiment of the invention and is not intended to limit the invention in any manner; one of ordinary skill in the art can readily practice the present invention as illustrated and described herein with reference to the accompanying drawings; however, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the scope of the invention as defined by the appended claims; meanwhile, any equivalent changes, modifications and evolutions made to the above embodiments according to the substantial technology of the present invention are still within the protection scope of the technical solution of the present invention.
Claims (10)
1. The method for realizing the operation of the external equipment of the touch screen is characterized by comprising the following steps:
collecting scanning signals, collecting the scanning signals of the touch screen according to an operation instruction of external input equipment, converting the collected scanning signals into digital signals, and obtaining original signals;
analyzing an original signal, obtaining a scanning frequency and an amplitude by analyzing the original signal, and judging the state of the scanning signal of the touch screen according to the scanning frequency and the amplitude;
generating an interference signal, and generating an interference signal reverse to the original signal according to the state of the scanning signal;
and outputting an interference signal, and outputting the interference signal to the touch screen.
2. The method for implementing an operation of an external device of a touch screen according to claim 1, wherein: and analyzing the original signal, and judging that the scanning signal state of the touch screen is a scanning state or a scanning interval state according to the scanning frequency and the amplitude.
3. The method for implementing an operation of an external device of a touch screen according to claim 2, wherein: in the step of generating the interference signal, when the scanning signal state of the touch screen is judged to be the scanning state, a synchronous interference signal which is opposite to the original signal is generated, wherein the interference signal is specifically a pulse signal.
4. The method for implementing an operation of an external device of a touch screen according to claim 3, wherein: generating the interference signal further includes amplifying the interference signal.
5. The method for implementing an operation of an external device of a touch screen according to claim 4, wherein: in the step of outputting the interference signal, outputting a synchronous interference signal which is opposite to the original signal to the touch screen, wherein the coordinate of the superposition position of the scanning signal of the touch screen and the synchronous interference signal, which corresponds to the touch screen, is the position of the touch action.
6. The method for implementing an operation of an external device of a touch screen according to claim 1, wherein: and in the step of outputting the interference signal, outputting the interference signal to the touch screen within the signal output time according to the signal output instruction.
7. The method for implementing an operation of an external device of a touch screen according to claim 1, wherein: outputting the interference signal further includes outputting the interference signal to the touch screen within a unit output area according to a signal output instruction.
8. The external device operation implementation method of a touch screen of claim 7, characterized by: outputting the interference signals further comprises outputting the interference signals to the touch screen alternately one by one in a plurality of adjacent unit output areas according to a signal output instruction or outputting the interference signals to the touch screen alternately one by one in a plurality of adjacent block output areas according to a signal output instruction, wherein the block output areas are composed of a plurality of adjacent unit output areas.
9. An electronic device, characterized by comprising: a processor;
a memory; and a program, wherein the program is stored in the memory and configured to be executed by the processor, the program comprising instructions for carrying out the method of any one of claims 1-8.
10. A computer-readable storage medium having stored thereon a computer program, characterized in that: the computer program is executed by a processor for performing the method according to any of claims 1-8.
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| CN201810644010.7A CN109002203B (en) | 2018-06-21 | 2018-06-21 | External device operation implementation method of touch screen, electronic device and storage medium |
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| CN201810644010.7A CN109002203B (en) | 2018-06-21 | 2018-06-21 | External device operation implementation method of touch screen, electronic device and storage medium |
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| EP2645209A2 (en) * | 2012-03-29 | 2013-10-02 | Acer Incorporated | Electronic device and method for operating touch panel thereof |
| JP2014081944A (en) * | 2013-11-21 | 2014-05-08 | Japan Display Inc | Display device with touch detection function and driving method for the same, drive circuit, and electronic apparatus |
| CN105683880A (en) * | 2013-05-20 | 2016-06-15 | 谷歌公司 | Touch scanning and wireless scanning in a portable computing device |
| CN107209625A (en) * | 2014-12-17 | 2017-09-26 | 得利捷美国股份有限公司 | The soft trigger of floating of touch display on electronic equipment |
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| JP2004310334A (en) * | 2003-04-04 | 2004-11-04 | Canon Inc | Input device, method, and storage medium |
| EP2645209A2 (en) * | 2012-03-29 | 2013-10-02 | Acer Incorporated | Electronic device and method for operating touch panel thereof |
| CN105683880A (en) * | 2013-05-20 | 2016-06-15 | 谷歌公司 | Touch scanning and wireless scanning in a portable computing device |
| JP2014081944A (en) * | 2013-11-21 | 2014-05-08 | Japan Display Inc | Display device with touch detection function and driving method for the same, drive circuit, and electronic apparatus |
| CN107209625A (en) * | 2014-12-17 | 2017-09-26 | 得利捷美国股份有限公司 | The soft trigger of floating of touch display on electronic equipment |
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| CN109002203A (en) | 2018-12-14 |
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