CN208298149U - Touch the input equipment operating device of screen - Google Patents
Touch the input equipment operating device of screen Download PDFInfo
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- CN208298149U CN208298149U CN201820959671.4U CN201820959671U CN208298149U CN 208298149 U CN208298149 U CN 208298149U CN 201820959671 U CN201820959671 U CN 201820959671U CN 208298149 U CN208298149 U CN 208298149U
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Abstract
The utility model provides the input equipment operating device for touching screen, including controller, sample circuit, output circuit, A/D conversion circuit, signal generating circuit, the signal output end of peripheral hardware is connect with controller, controller is equipped with the mapping database of mapping relations and peripheral hardware predeterminated position between the output order and touch action of storage peripheral hardware, sample circuit input terminal is connect with screen is touched, sample circuit output end is connect by A/D conversion circuit with controller, controller is connect with signal generating circuit input terminal, signal generating circuit output end is connect with output circuit input terminal, output circuit output end is connect with screen is touched, the scanning signal of sample circuit collection touch curtain, A/D conversion circuit conversion scan signal is digital signal, signal generating circuit generates interference signal, output circuit output Interference signal.The utility model, which is realized, directly carries out touch screen operator by input equipment, and compatibility is strong, and operating experience is high.
Description
Technical field
The utility model relates to human-computer interaction technique fields, more particularly to touch the input equipment operating device of screen.
Background technique
Contact action is applied very universal as a kind of input mode at present, and contact action can be realized between people and equipment
Flexible, intuitive interaction, especially in field of mobile equipment, such as mobile phone, tablet computer；The content operation of mobile device at present
Adaptation is based on touch screen, the developer of content developer such as APP, game, has ignored access external input device and is manipulated, is not had
Have and specific aim access is done to external input device, only realize contact action, contact action is unable to satisfy that physical feedback sense is high to be made
With the demand of scene, operating experience sense is poor.External input device such as keyboard, mouse, game paddle at present needs to set by access
Standby standard HID protocol, dedicated SDK, it cracks or modifies and change the modes such as packet implantation SDK, Plays HID protocol, dedicated SDK are needed
It wants content developer actively to access, cracks and change packet implantation SDK and will affect the integrality of application and there are uncertain risk, as after
Grade of continuing rising, legal risk, official support etc., and are also faced with the limitation of different platform such as Android, iOS.
Utility model content
For overcome the deficiencies in the prior art, the purpose of this utility model is to provide the external equipment operations for touching screen
Device solves the problems, such as directly to carry out touch screen operator by external input device.
The utility model provides the input equipment operating device for touching screen, including controller, sample circuit, output electricity
Road, A/D conversion circuit, signal generating circuit, the signal output end of input equipment are connect with the controller, the control
Device processed is equipped with mapping database, and the mapping database stores reflecting between the output order and touch action of the input equipment
Penetrate the corresponding position for touching screen of signal output end of relationship and the input equipment, the sample circuit input terminal and the touching
Screen connection is touched, the sample circuit output end is connect by the A/D conversion circuit with the controller, the control
Device processed is connect with the signal generating circuit input terminal, and the signal generating circuit output end and the output circuit input terminal connect
It connects, the output circuit output end is connect with the touch screen, and the sample circuit acquires the scanning letter for touching screen
Number, the scanning signal is converted to digital signal by the A/D conversion circuit, and the signal generating circuit generates and institute
The reversed interference signal of scanning signal is stated, the output circuit exports the interference signal.
It further, further include A/D conversion circuit, the sample circuit output end passes through the analog/digital
Conversion circuit is connect with the controller, and the scanning signal is converted to digital signal by the A/D conversion circuit.
It further, further include amplifying circuit, the sample circuit input terminal, the signal generating circuit output end and institute
Input amplifier connection is stated, the amplification circuit output end is connect with the output circuit input terminal, the amplifying circuit
Amplify the interference signal.
Further, the signal generating circuit further includes phase inverter, the phase inverter input terminal and the control
The pwm signal output end of device connects, and the phase inverter output end is connect with the input amplifier, and the controller is defeated
Pwm signal out, the phase inverter is to the pwm signal paraphase.
Further, the phase inverter is made of the diode of positive-negative connected.
Further, further include battery and booster circuit, the battery is connect with the controller, the battery with it is described
The pwm signal output end of booster circuit connection, the controller is connected by the booster circuit and the phase inverter output end
It connects, the pwm signal drives the booster circuit to boost the output signal of the phase inverter.
It further, further include charging interface and charging circuit, the charging interface input terminal is connect with external power supply, institute
Charging interface output end is stated to connect by the charging circuit with the battery.
It further, further include protection circuit, the protection circuit is connect with the charging circuit；The charging interface tool
Body is USB interface, and the protection circuit is constituted by a diode.
Further, the sample circuit output end includes the common end of electrode, and the output circuit includes the electrode
Electrode tip, the common end, the electrode tip connect with the touch screen, and the common end acquires the scanning signal,
The electrode tip exports the interference signal.
It further, further include switch controller, the switch controller is connect with the electrode tip, the controller control
Make the switch controller turn-on and turn-off.
Further, several electrode combinations form reversed touch screen, the reversed touch screen and the touch screen
Fitting.
Compared with prior art, the utility model has the beneficial effects that:
The utility model provides the input equipment operating device for touching screen, including controller, sample circuit, output electricity
The signal output end of road, A/D conversion circuit, signal generating circuit, input equipment is connect with controller, and controller is equipped with
Mapping database, mapping database store mapping relations and input equipment between the output order and touch action of input equipment
The corresponding position for touching screen of signal output end, sample circuit input terminal connect with screen is touched, and sample circuit output end leads to
It crosses A/D conversion circuit to connect with controller, controller is connect with signal generating circuit input terminal, and signal generating circuit is defeated
Outlet is connect with output circuit input terminal, and output circuit output end is connect with screen is touched, sample circuit collection touch curtain
Scanning signal is converted to digital signal by scanning signal, A/D conversion circuit, and signal generating circuit generates interference signal,
Output circuit exports interference signal.The utility model sends interference signal interference to designated position by electrode tip and touches screen
Scanning signal forms capacitive field, the scanning signal of designated position is made to be interfered, and realizes the emulation touch screen behaviour of designated position
Make；It is compatible strong, without changing equipment, supports all capacitive touch screens, do not limited by operating system；Improve operating body
It tests, is directly operated by external input device, realize the contact action of emulation；It accesses and supports without content, save exploitation
Person accesses trouble, time-consuming problem, as long as content removes from by screen operator exploitation, pure physics mode is touched and cracks, modifies system
Bring of uniting trouble；In conjunction with external input device, physically better feedback experiences can be brought to traditional touch screen operator, kept away
Exempt from directly to contact with touch screen.
The above description is merely an outline of the technical solution of the present invention, in order to better understand the skill of the utility model
Art means, and can be implemented in accordance with the contents of the specification, below on the preferred embodiment of the present invention and the accompanying drawings in detail
It describes in detail bright as after.Specific embodiment of the present utility model is shown in detail by following embodiment and its attached drawing.
Detailed description of the invention
Attached drawing described herein is used to provide a further understanding of the present invention, and is constituted part of this application,
The exemplary embodiment of the utility model and the description thereof are used to explain the utility model, does not constitute to the improper of the utility model
It limits.In the accompanying drawings:
Fig. 1 is the input equipment operating device schematic diagram of internal structure of the touch screen of the utility model；
Fig. 2 is the input equipment operating device circuit diagram one of the touch screen of the utility model；
Fig. 3 is the input equipment operating device circuit diagram two of the touch screen of the utility model；
Fig. 4 is the input equipment operating device circuit diagram three of the touch screen of the utility model；
Fig. 5 is that the unit output area of the embodiment of the present invention exports interference signal schematic diagram；
Fig. 6 is the mobile output interference signal schematic diagram of several unit output areas of the embodiment of the present invention；
Fig. 7 is the mobile output interference signal schematic diagram of several pieces of output areas of the embodiment of the present invention.
Specific embodiment
In the following, being described further in conjunction with attached drawing and specific embodiment to the utility model, it should be noted that
Under the premise of not colliding, it can be formed in any combination between various embodiments described below or between each technical characteristic new
Embodiment.
The input equipment operating device of screen is touched, as shown in Figure 1, including controller, sample circuit, output circuit, mould
Quasi-/digital conversion circuit, signal generating circuit, the signal output end of input equipment connect with controller, input in the present embodiment
Equipment includes external input device and inner input devices, and external input device and the input equipment operating device for touching screen are only
It is vertical, and connect by interface etc. with the input equipment operating device for touching screen, such as touch the input equipment operating device of screen
Pass through USB port external connection keyboard；Inner input devices and the input equipment operating device for touching screen be not independent, will touch screen
Input equipment operating device is integrated in inner input devices, and the input equipment operating device for touching screen is set as internal input
The input equipment operating device for touching screen, is such as integrated in keyboard by a standby function.Controller is equipped with mapping database,
Mapping database stores the signal output of mapping relations and input equipment between the output order and touch action of input equipment
The corresponding position for touching screen in end, sample circuit input terminal are connect with screen is touched, and sample circuit output end passes through analog/digital
Conversion circuit is connect with controller, and controller is connect with signal generating circuit input terminal, signal generating circuit output end and output
Circuit input end connection, output circuit output end are connect with screen is touched, the scanning signal of sample circuit collection touch curtain, mould
Scanning signal is converted to digital signal by quasi-/digital conversion circuit, and signal generating circuit generates interference signal, output circuit output
Interference signal.In the present embodiment, touching screen is specially capacitance plate, and interference signal is reversed and synchronous with scanning signal.
In one embodiment, input equipment includes physical button, potentiometer or mobile message, and the signal of input equipment exports
Hold operational order to controller, the operational order of input equipment is converted into specific touch screen by mapping database by controller
Coordinate and touch action command information on curtain.The scanning signal interval spans scanning within the time of very little for touching screen, leads to
The scanning refresh rate for often touching screen is 100-200KHz, and as unit of microsecond, controller controls sample circuit collection touch
Scanning signal is converted to digital signal by A/D conversion circuit by the scanning signal of curtain, controller to digital signal into
Row analysis, obtains the frequency and amplitude of digital signal, is only positive in touch screen in scanning mode, sends reversed interference
Signal just effectively interferes scanning signal, judges the scanning signal state of touch screen according to scan frequency and amplitude to scan
When state, control signal generating circuit generates interference signal, and interference signal is specially pulse signal, output circuit in the present embodiment
Interference signal is exported to screen is touched, the touch screen driving of equipment finds that the scanning signal of this coordinate is interfered, thus
Determine the position of touch action.
In one embodiment, it is preferred that further include amplifying circuit, sample circuit input terminal, signal generating circuit output end
It is connect with input amplifier, amplification circuit output end is connect with output circuit input terminal, and amplifying circuit amplifies interference signal.
Preferably, sample circuit output end includes the common end of electrode, and output circuit includes the electrode tip of electrode, common end, electrode tip
It is connect with screen is touched, common end acquisition scans signal, electrode tip output interference signal, in the present embodiment, by the public of electrode
On the touch screen, A/D conversion circuit is ADC or chip comparator for end and electrode tip patch.As shown in Figure 2, Figure 4 shows, Fig. 4
Middle master control IC is above controller, and U1-1 and U1-2 is amplifier in Fig. 2, and U1-1 and U1-2 form amplifying circuit, the public affairs of electrode
End forms sample circuit with scanning signal collection terminal altogether, and controller is sent by scanning signal collection terminal reads scan instruction to public affairs
End, the scanning signal of common end collection touch curtain altogether, and scanning signal is sent to controller by scanning signal collection terminal,
U1-1 directly generates reverse signal output, but signal small intensity is smaller, suitable for the equipment of fractional monolayer screen, the mobile phone of single layer screen
It can directly be used by U1 to R2, but compatibility is unreliable, it is desired nonetheless to be amplified by U1-2, amplification factor is by R1 electricity
Resistance, the parameter decision of R9 resistance, C3, C4, C5 are coupled capacitor, and controller analyzes scanning signal, obtain digital signal
Frequency and amplitude.
In one embodiment, controller generates interference letter according to the frequency and amplitude control signal generative circuit of digital signal
Number, it is preferred that signal generating circuit further includes phase inverter, the pwm signal output end company of phase inverter input terminal and controller
It connects, phase inverter output end is connect with input amplifier, and controller output pwm signal, phase inverter falls pwm signal
Phase.Controller output pwm signal makes it generate the interference signal of different frequency, can touch what screen itself issued for equipment
Scanning signal frequency is effectively interfered, and sensitivity is higher, it is preferred that phase inverter is made of the diode of positive-negative connected.Fig. 4
In, U3, U5 are the diode of positive-negative connected, and phase inverter carries out paraphase ,+VCC, the U5 output of U3 output end output to pwm signal
Hold-the VCC of output for U1-2 power supply.
In one embodiment, it is preferred that further include battery and booster circuit, battery is connect with controller, battery and boosting
The pwm signal output end of circuit connection, controller is connect by booster circuit with phase inverter output end, and pwm signal driving rises
Volt circuit boosts to the output signal of phase inverter.In Fig. 4, U4 is step-up device, and L1 is boost inductance, and L1 makees with energy storage
With R2, R3 are boost voltage adjusting, and the size by changing R2, R3 resistance changes output voltage, the output termination of booster circuit
Enter the output end of U3, U3, U5 generate negative voltage to the voltage paraphase of boosting and power to U1-2, C7, C8, C9, C10, C12, C13,
C14 is filter capacitor, for filtering the ripple of supply voltage, keeps the ripple of supply voltage cleaner, eliminates ripple not Clean belt
The indefinite influence come.
In one embodiment, it is preferred that it further include charging interface and charging circuit, charging interface input terminal and external power supply
Connection, charging interface output end are connect by charging circuit with battery.Preferably, further include protection circuit, protect circuit and fill
Electric circuit connection；Charging interface is specially USB interface, and protection circuit is constituted by a diode.In Fig. 3, USB interface connects external 5V electricity
Source, U6 are charging device, and D1 is diode, and R4 is charging current limiter resistance, and external 5V power supply accesses U6 to battery by diode
It charges, the resistance value by changing R4 changes the size of charging current, in charging, protects controller by D1, avoids outer
Portion's supply voltage is too high to burn out controller.
In one embodiment, single-point movement, such as single-touch, including single-click and long-pressing are realized, it is preferred that further include out
Controller is closed, switch controller is connect with electrode tip, controller control switch controller turn-on and turn-off, when switch controller is led
When logical, interference signal is sent to corresponding position.In the present embodiment, when input equipment exports single-click operational order, controller
The conducting of control switch controller, and long-pressing is exported to screen, input equipment is touched by the interference signal that electrode tip sends 0.3 second
When instruction, the conducting of controller control switch controller, and interference signal is persistently sent to touching screen by electrode tip.This implementation
In example, moreover it is possible to electrode tip is directly controlled by controller and exports interference signal, when input equipment exports single-click operational order, control
Device processed is by the interference signal of electrode tip transmission 0.3 second to screen is touched, and when input equipment exports long-pressing instruction, controller passes through
Electrode tip persistently sends interference signal to touching screen.
In one embodiment, it is preferred that several electrode combinations form reversed touch screen, reversed touch screen and touch screen patch
It closes.The output area of several electrodes composition interference signal on reversed touch screen, each electrode are that the unit of interference signal exports
Region, the i.e. output area of interference signal include several unit output areas, and the output area of interference signal can cover whole touchings
Touch screen not, can also covering part touch screen, shape can be regular shape, can also be irregular shape, interference signal
Output area is corresponding with screen is touched, and the position of the output area of interference signal is answered with the coordinate pair for touching screen, reversed to touch
Screen exports interference signal to touch screen in unit output area according to signal output order.Each square is one in Fig. 5
Unit output area, single-point operation can send interference signal just for single unit output area.As shown in fig. 6, reversed touching
Touching screen, by interference signal, alternately output is extremely touched one by one in several adjacent unit output areas according to signal output order
Screen；Each square is a unit output area in Fig. 6, and arrow is moving operation direction, and moving operation can be just for several
Interference signal is alternately sent in adjacent unit output area one by one, realizes the touch action of continuous moving.As shown in fig. 7,
Reversed touch screen according to signal output order in several adjacent block output areas by interference signal block-by-block alternately export to
Screen is touched, block output area is made of several adjacent unit output areas.Each square is a unit output area in Fig. 7
Domain, four unit output areas form a block output area, and circle is the center of block output area, and arrow is moving operation side
To in the presence of linking before and after on the move piece of output area, moving operation can be for block-by-block in several adjacent block output areas
It is alternate to send interference signal, realize the touch action of continuous moving.
The utility model provides the input equipment operating device for touching screen, including controller, sample circuit, output electricity
The signal output end of road, A/D conversion circuit, signal generating circuit, input equipment is connect with controller, and controller is equipped with
Mapping database, mapping database store mapping relations and input equipment between the output order and touch action of input equipment
The corresponding position for touching screen of signal output end, sample circuit input terminal connect with screen is touched, and sample circuit output end leads to
It crosses A/D conversion circuit to connect with controller, controller is connect with signal generating circuit input terminal, and signal generating circuit is defeated
Outlet is connect with output circuit input terminal, and output circuit output end is connect with screen is touched, sample circuit collection touch curtain
Scanning signal is converted to digital signal by scanning signal, A/D conversion circuit, and signal generating circuit generates interference signal,
Output circuit exports interference signal.The utility model sends interference signal interference to designated position by electrode tip and touches screen
Scanning signal forms capacitive field, the scanning signal of designated position is made to be interfered, and realizes the emulation touch screen behaviour of designated position
Make；It is compatible strong, without changing equipment, supports all capacitive touch screens, do not limited by operating system；Improve operating body
It tests, is directly operated by input equipment, realize the contact action of emulation；It accesses and supports without content, save developer and connect
Enter trouble, time-consuming problem, as long as content removes from by screen operator exploitation, pure physics mode is touched and cracks, modifies system band
The trouble come；In conjunction with input equipment, physically better feedback experiences can be brought to traditional touch screen operator, avoid and touch
Screen directly contacts.
More than, the only preferred embodiment of the utility model not makees limit in any form to the utility model
System；The those of ordinary skill of all industry can be shown in by specification attached drawing and above and swimmingly implement the utility model；But
It is that all those skilled in the art are not departing within the scope of technical solutions of the utility model, utilizes disclosed above skill
Art content and the equivalent variations of a little variation, modification and evolution made, are the equivalent embodiment of the utility model；Meanwhile
The variation, modification and evolution etc. of all substantial technological any equivalent variationss to the above embodiments according to the utility model,
Within the protection scope for still falling within the technical solution of the utility model.
Claims (11)
1. touching the input equipment operating device of screen, it is characterised in that: including controller, sample circuit, output circuit, signal
Generative circuit, the signal output end of input equipment are connect with the controller, and the controller is equipped with mapping database, described to reflect
Penetrate the letter of the mapping relations and the input equipment between the output order and touch action of input equipment described in database purchase
The corresponding position for touching screen of number output end, the sample circuit input terminal are connect with the touch screen, the sample circuit
Output end is connect with the controller, and the controller is connect with the signal generating circuit input terminal, and the signal generates electricity
Road output end is connect with the output circuit input terminal, and the output circuit output end is connect with the touch screen, described to adopt
Sample circuit acquires the scanning signal for touching screen, and the signal generating circuit generates and the reversed interference of the scanning signal
Signal, the output circuit export the interference signal.
2. touching the input equipment operating device of screen as described in claim 1, it is characterised in that: further include analog/digital
Conversion circuit, the sample circuit output end are connect by the A/D conversion circuit with the controller, the mould
The scanning signal is converted to digital signal by quasi-/digital conversion circuit.
3. touching the input equipment operating device of screen as described in claim 1, it is characterised in that: it further include amplifying circuit,
The sample circuit input terminal, the signal generating circuit output end are connect with the input amplifier, the amplification electricity
Road output end is connect with the output circuit input terminal, and the amplifying circuit amplifies the interference signal.
4. touching the input equipment operating device of screen as claimed in claim 3, it is characterised in that: the signal generating circuit
It further include phase inverter, the phase inverter input terminal is connect with the pwm signal output end of the controller, the phase inverter
Output end is connect with the input amplifier, and the controller output pwm signal, the phase inverter believes the PWM
Number paraphase.
5. touching the input equipment operating device of screen as claimed in claim 4, it is characterised in that: the phase inverter is by just
The diode of reversal connection forms.
6. touching the input equipment operating device of screen as claimed in claim 4, it is characterised in that: further include battery and boosting
Circuit, the battery are connect with the controller, and the battery is connect with the booster circuit, the pwm signal of the controller
Output end is connect by the booster circuit with the phase inverter output end, and the pwm signal drives the booster circuit pair
The output signal of the phase inverter is boosted.
7. as claimed in claim 6 touch screen input equipment operating device, it is characterised in that: further include charging interface and
Charging circuit, the charging interface input terminal are connect with external power supply, and the charging interface output end passes through the charging circuit
It is connect with the battery.
8. touching the input equipment operating device of screen as claimed in claim 7, it is characterised in that: it further include protection circuit,
The protection circuit is connect with the charging circuit；The charging interface is specially USB interface, and the protection circuit is by diode
Composition.
9. touching the input equipment operating device of screen as described in claim 1, it is characterised in that: the sample circuit output
End includes the common end of electrode, and the output circuit includes the electrode tip of the electrode, the common end, the electrode tip and institute
It states and touches screen connection, the common end acquires the scanning signal, and the electrode tip exports the interference signal.
10. touching the input equipment operating device of screen as claimed in claim 9, it is characterised in that: further include switch control
Device, the switch controller are connect with the electrode tip, and the controller controls the switch controller turn-on and turn-off.
11. touching the input equipment operating device of screen as claimed in claim 9, it is characterised in that: several electrode groups
Conjunction forms reversed touch screen, and the reversed touch screen is bonded with the touch screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820959671.4U CN208298149U (en) | 2018-06-21 | 2018-06-21 | Touch the input equipment operating device of screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820959671.4U CN208298149U (en) | 2018-06-21 | 2018-06-21 | Touch the input equipment operating device of screen |
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| Publication Number | Publication Date |
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| CN208298149U true CN208298149U (en) | 2018-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820959671.4U Active CN208298149U (en) | 2018-06-21 | 2018-06-21 | Touch the input equipment operating device of screen |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111240517A (en) * | 2020-01-09 | 2020-06-05 | Oppo（重庆）智能科技有限公司 | Touch display screen adjusting method and device, terminal and storage medium |
-
2018
- 2018-06-21 CN CN201820959671.4U patent/CN208298149U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111240517A (en) * | 2020-01-09 | 2020-06-05 | Oppo（重庆）智能科技有限公司 | Touch display screen adjusting method and device, terminal and storage medium |
| CN111240517B (en) * | 2020-01-09 | 2023-02-28 | Oppo（重庆）智能科技有限公司 | Touch display screen adjusting method and device, terminal and storage medium |
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