CN103454529A - System and method for detecting capacitive touch screen performance - Google Patents
System and method for detecting capacitive touch screen performance Download PDFInfo
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- CN103454529A CN103454529A CN2013103908076A CN201310390807A CN103454529A CN 103454529 A CN103454529 A CN 103454529A CN 2013103908076 A CN2013103908076 A CN 2013103908076A CN 201310390807 A CN201310390807 A CN 201310390807A CN 103454529 A CN103454529 A CN 103454529A
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- touch screen
- capacitive touch
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Abstract
The invention discloses a system for detecting capacitive touch screen performance. A capacitive touch screen is arranged on mobile communication equipment and comprises an actuator, a communication device and a processor. The actuator is used for operating a picture displayed on the capacitive touch screen. The communication device is used for receiving signals sent by wireless mobile communication equipment after operation on the picture of the actuator and sending the signals to the processor. The processor is used for receiving the wireless signals and obtaining information carried in the signals, and the information is compared with preset information. The invention further discloses a method for detecting capacitive touch screen performance. According to the system and method for detecting capacitive touch screen performance, capacitive touch screen performance is detected, and accordingly whether the capacitive touch screen is good is judged.
Description
Technical field
The present invention relates to instrument detection technique field, relate in particular to a kind of system and method for Detection capacitance formula touch screen performance.
Background technology
Touch-screen, as a kind of brand-new input equipment, is the simplest, convenient, natural at present a kind of man-machine interaction instrument.Be mainly used in the aspects such as public information inquiry, Industry Control, military commanding, electronic game, choosing song or selecting dish, multimedia teaching.
Touch-screen comprises resistive touch screen and capacitive touch screen.Capacitive touch screen (Capacity Touch Panel) is to stick the metallic conduction material of layer of transparent at glass surface, utilizes the body current principle of induction to carry out work.When finger touch arrives touch-screen, the electric capacity of contact will change, and makes the oscillator frequency be attached thereto change, and by the measuring oscillator frequency change, can determine the touch location acquired information.
Capacitive touch screen is as the important component part of electronic equipment, and its performance has determined that can electronic equipment be worked.Therefore, how Detection capacitance formula touch screen performance, judge that whether capacitive touch screen is good, becomes those skilled in the art's problem demanding prompt solution.
Summary of the invention
In view of this, the embodiment of the present invention proposes a kind of system and method for Detection capacitance formula touch screen performance, and can solve can't the whether good problem of Detection capacitance formula touch screen performance in prior art.
On the one hand, the system and method for a kind of Detection capacitance formula touch screen performance that the embodiment of the present invention provides, described capacitive touch screen is arranged on mobile communication equipment, comprising:
Topworks, communicator and processor;
Described topworks, operated for the picture to showing on described capacitive touch screen;
Described communicator, be subject to for receiving described picture the signal that the described topworks rear described mobile communication equipment of operation sends, and described signal sent to described processor;
Described processor, for receiving described wireless signal, obtain the property indices carried in described signal, and described performance index and default performance index are contrasted.
Preferably, described topworks comprises: gripper, X-axis slide unit, Y-axis slide unit and Z axis slide unit;
Described X-axis slide unit, move along X-direction for driving described gripper;
Described Y-axis slide unit, move along Y direction for driving described gripper;
Described Z axis slide unit, for driving described gripper along the Z-direction lifting;
Described gripper, for being clicked described picture, convergent-divergent and rotation.
Preferably, described gripper comprises: two points that be arranged in parallel are tapped the head;
Described point is tapped the head, for clicking described capacitive touch screen.
Preferably, the material that described point is tapped the head comprises: fine copper or copper-bearing alloy.
Preferably, the diameter that described point is tapped the head is 6mm, 9mm or 12mm.
Preferably, also comprise: with the work top of described topworks adaptation; With
Be arranged at the fixture of fixing described mobile radio communication device on described work top.
Preferably, described fixture comprises: at least one rubber suction cups.
Preferably, also comprise: the handheld device be connected with described topworks;
Described handheld device comprises:
Drive the Z-direction key of described gripper along the Z-direction lifting;
The X-direction key that drives described gripper to move along X-direction;
The Y direction key that drives described gripper to move along Y direction;
The driving device pawl carries out the scaling key of convergent-divergent to picture;
The rotation key that drives described gripper to be rotated described picture; With
Stop the scram button that described gripper is operated.
Answer in contrast, the embodiment of the present invention also provides a kind of method of Detection capacitance formula touch screen performance, on the mobile communication equipment that described capacitive touch screen is arranged at, it is characterized in that, comprising: the picture shown on described capacitive touch screen is operated;
After receiving described picture and being subject to the operation of described topworks, the signal that described wireless communication mobile equipment sends, and described signal is sent to described processor;
Described processor receives described wireless signal, obtains the property indices carried in described signal, and described performance index and default performance index are contrasted.
The system and method for a kind of Detection capacitance formula touch screen performance that the embodiment of the present invention provides has following features:
Can pass through the performance of Detection capacitance formula touch-screen, thereby judge that whether capacitive touch screen is good.
The accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, below will the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to the accompanying drawing provided other accompanying drawing.
Fig. 1 is the structural representation of the system of a kind of Detection capacitance formula touch screen performance of providing of the embodiment of the present invention one;
Fig. 2 is the structural representation of the system of a kind of Detection capacitance formula touch screen performance of providing of the embodiment of the present invention two;
Fig. 3 is the structural representation of the system of a kind of Detection capacitance formula touch screen performance of providing of the embodiment of the present invention three;
Fig. 4 is the structural representation of the system of a kind of Detection capacitance formula touch screen performance of providing of the embodiment of the present invention four;
Fig. 5 is the schematic flow sheet of the method for a kind of Detection capacitance formula touch screen performance of providing of the embodiment of the present invention five.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making under the creative work prerequisite the every other embodiment obtained, belong to the scope of protection of the invention.
The inventor finds after deliberation, on four limits of capacitive touch screen, is provided with long and narrow electrode, forms a low-voltage AC electric field in the conductive layer of capacitive touch screen.When the user touches capacitive touch screen, under the effect of people's bulk electric field, form a coupling capacitance, the current direction contact that the electrode on four limits sends between finger and conductive layer.The distance of the intensity of this electric current and finger and electrode is directly proportional, and the controller be connected with capacitive touch screen is according to the power of electric current, thereby can accurately calculate the position of contact.
Embodiment mono-
Based on above-mentioned principle, the embodiment of the present invention one discloses a kind of system of Detection capacitance formula touch screen performance, and capacitive touch screen is arranged on mobile communication equipment.
In the embodiment of the present invention one, mobile communication equipment, include but not limited to smart mobile phone and panel computer.
Mobile communication equipment is by CDMA(Code Division Multiple Access, CDMA), GPRS(General Packet Radio Service, the packet radio service), 3G(3rd-generation, the 3G (Third Generation) Moblie technology) and WiFi(Wireless Fidelity, Wireless Fidelity) wireless mode and/or the USB(Universal Serial Bus such as, USB (universal serial bus)), IIC(Inter-IntegratedCircuit, IC bus) etc. wired mode send signal to communicator.
As shown in Figure 1, a kind of system of Detection capacitance formula touch screen performance comprises: topworks 1, communicator 2 and processor 3;
Topworks 1, operated for the picture to showing on capacitive touch screen;
Need to describe, communication module receives picture by wired modes such as the wireless mode such as CDMA, GPRS, 3G and WiFi and/or USB and is subject to the signal that mobile communication equipment sends after topworks's operation.When mobile communication equipment sends signal by wireless modes such as CDMA, GPRS, 3G and WiFi to communicator 2, communicator 2 is wireless router.
What need to describe is, processor 3 can be PC(personal computer, personal computer), default performance index are stored in the hard disk of PC, can be also MCU(MCU (Micro Control Unit, micro-control unit), default performance index be stored in RAM(Random Access Memory, random access memory) and/or ROM(Read-Only Memory, ROM is read-only memory) in.Performance index comprise screen coordinate, force value.
1 pair of capacitive touch screen of topworks applies certain pressure, mobile communication equipment reads the X-axis of capacitive touch screen and the resistance value on Y direction, be converted to screen coordinate, the signal that carries screen coordinate is sent to communicator, communicator 2 sends to server by the signal received, processor 2 is compared the screen coordinate received with default screen coordinate, thereby analyzes the linearity of capacitive touch screen.
1 pair of capacitive touch screen of topworks applies certain pressure, mobile communication equipment reads the resistance value on capacitive touch screen X-axis and Y direction, be converted to force value, the signal that carries force value is sent to communicator, communicator 2 sends to server by the signal received, processor 2 is compared the force value received with default force value, thereby analyzes the induction pressure of capacitive touch screen.
The system of the disclosed a kind of Detection capacitance formula touch screen performance of the embodiment of the present invention one, can pass through the performance of Detection capacitance formula touch-screen, thereby judge that whether capacitive touch screen is good.
Embodiment bis-
The embodiment of the present invention two discloses a kind of system of Detection capacitance formula touch screen performance, comprising: topworks, communicator and processor.
As shown in Figure 2, topworks 1 comprises: gripper 11, X-axis slide unit 12, Y-axis slide unit 13 and Z axis slide unit 14;
Need to describe, gripper 11 comprises: two points that be arranged in parallel are tapped the head;
Point taps the head 111 and 112, for clicking capacitive touch screen.
Wherein, tap the head 111 and 112 material comprises: fine copper or copper-bearing alloy.
In actual application, the fine copper point is tapped the head can make a little to tap the head and is had good electric conductivity, and the copper-bearing alloy point is tapped the head and can be tapped the head and have under the prerequisite of good electric conductivity at the guarantee point certainly, reduces the cost that point is tapped the head.
Wherein, tap the head 111 and 112 diameter is 6mm, 9mm or 12mm.Thereby, while guaranteeing that gripper is clicked capacitive touch screen, point is tapped the head and 111 and 112 is had enough contacts area with capacitive touch screen, the stability that assurance is detected capacitive touch screen.
Need to describe is that gripper 11, under the drive of X-axis slide unit 12, moves reciprocatingly along X-direction.
Y-axis slide unit 13, move along Y direction for driving mechanical pawl 11.
Need to describe is that gripper 11, under the drive of Y-axis slide unit 13, moves reciprocatingly along Y direction.
Z axis slide unit 14, for driving mechanical pawl 11 along the Z-direction lifting.
Thereby, under the drive of X-axis slide unit 12, Y-axis slide unit 13 and Z axis slide unit 14, gripper 11 can move to the top of capacitive touch screen, to the picture shown on capacitive touch screen clicked, convergent-divergent and rotation.
Need to describe, gripper, under the control of X-axis slide unit 12, Y-axis slide unit 13 and Z axis slide unit 14, is clicked the picture on touch-screen, and gripper shrinks, two Distance Shorteneds that point is tapped the head between 111 and 112, and picture dwindles thereupon; The gripper diastole, two distance increases that point is tapped the head between 111 and 112, picture amplifies thereupon.
The system of the disclosed a kind of Detection capacitance formula touch screen performance of the embodiment of the present invention two, can pass through the performance of Detection capacitance formula touch-screen, thereby judge that whether capacitive touch screen is good.
Embodiment tri-
System at the disclosed a kind of Detection capacitance formula touch screen performance of the embodiment of the present invention three as shown in Figure 3, also comprises: with the work top 14 of topworks's 11 adaptations; With
Be arranged at the fixture 15 of fixed wireless mobile communication equipment on work top 14.
Need to describe, with the width of the work top 14 of topworks 11 adaptations, be less than the length of X-axis slide unit, the length of work top 14 is less than the length of Y-axis slide unit.
When capacitive touch screen is detected, a side that is provided with capacitive touch screen is tapped the head towards the point of topworks 11, and opposite side is fixed on fixture 15.
What need to describe is, be arranged at the fixture 15 on work top 14, the wireless communication mobile equipment that is provided with capacitive touch screen can be fixed on work top 14, and be positioned at the opereating specification of topworks 11, the point that ensures topworks 11 is tapped the head when capacitive touch screen is clicked, and capacitive touch screen is not moved.
Wherein, fixture 15 comprises: at least one rubber suction cups 151.
On the one hand, rubber suction cups 151 has good insulativity, and the metal construction that can completely cut off except topworks 11 contacts the generation capacity effect with touch-screen.
On the other hand, rubber suction cups 151 has good skid resistance, can prevent that capacitive touch screen is moved at test process, has improved the accuracy of detection of capacitive touch screen detection system to capacitive touch screen.On the other hand, rubber suction cups 151 is cheap, thereby has reduced the manufacturing cost of capacitive touch screen detection system.
The system of the disclosed a kind of Detection capacitance formula touch screen performance of the embodiment of the present invention three, can pass through the performance of Detection capacitance formula touch-screen, thereby judge that whether capacitive touch screen is good.
Embodiment tetra-
On the basis of the system of the disclosed a kind of Detection capacitance formula touch screen performance of the embodiment of the present invention three, also comprise: the handheld device 16 be connected with topworks;
As shown in Figure 3, handheld device 16 comprises:
The driving device pawl is along the Z-direction key 161 of Z-direction lifting;
The X-direction key 162 that the driving device pawl moves along X-direction;
The Y direction key 163 that the driving device pawl moves along Y direction;
The driving device pawl carries out the scaling key 164 of convergent-divergent to picture;
The rotation key 165 that the driving device pawl is rotated picture; With
The scram button 166 that stops gripper being operated.
The system of the disclosed a kind of Detection capacitance formula touch screen performance of the embodiment of the present invention four, can be by controlling the handheld mobile device gripper to the capacitive touch screen click, thus performance index that can testing capacitor formula touch-screen.
Embodiment five
The embodiment of the present invention one discloses a kind of system of Detection capacitance formula touch screen performance, answers in contrast, and the embodiment of the present invention five discloses a kind of method of Detection capacitance formula touch screen performance.
As shown in Figure 4, a kind of method of Detection capacitance formula touch screen performance, be applied to be provided with the mobile radio communication device of capacitive touch screen, comprising:
Step S501, operated the picture shown on capacitive touch screen;
Step S502, after reception topworks operates picture, the signal that wireless communication mobile equipment sends, and signal is sent to processor;
Step S503, processor receives wireless signal, obtains the information of carrying in signal, and information and presupposed information are compared.
The method of the disclosed a kind of Detection capacitance formula touch screen performance of the embodiment of the present invention five, can pass through the performance of Detection capacitance formula touch-screen, thereby judge that whether capacitive touch screen is good.
Obviously, those skilled in the art should be understood that, above-mentioned each module of the present invention or each step can realize with general calculation element, they can concentrate on single calculation element, perhaps be distributed on the network that a plurality of calculation elements form, alternatively, they can realize with the executable program code of computer installation, thereby they can be stored in memory storage and be carried out by calculation element, perhaps they are made into respectively to each integrated circuit modules, perhaps a plurality of modules in them or step being made into to the single integrated circuit module realizes.Like this, the present invention is not restricted to the combination of any specific hardware and software.
These are only the preferred embodiments of the present invention, be not limited to the present invention, to those skilled in the art, the present invention can have various changes and variation.All any modifications of doing, be equal to replacement, improvement etc., within protection scope of the present invention all should be included within spirit of the present invention and principle.
Claims (9)
1. the system of a Detection capacitance formula touch screen performance, described capacitive touch screen is arranged on mobile communication equipment, it is characterized in that, comprising:
Topworks, communicator and processor;
Described topworks, operated for the picture to showing on described capacitive touch screen;
Described communicator, be subject to for receiving described picture the signal that the described topworks rear described mobile communication equipment of operation sends, and described signal sent to described processor;
Described processor, for receiving described wireless signal, obtain the property indices carried in described signal, and described performance index and default performance index are contrasted.
2. capacitive touch screen detection system according to claim 1, is characterized in that, described topworks comprises: gripper, X-axis slide unit, Y-axis slide unit and Z axis slide unit;
Described X-axis slide unit, move along X-direction for driving described gripper;
Described Y-axis slide unit, move along Y direction for driving described gripper;
Described Z axis slide unit, for driving described gripper along the Z-direction lifting;
Described gripper, for being clicked described picture, convergent-divergent and rotation.
3. capacitive touch screen detection system according to claim 2, is characterized in that, described gripper comprises: two points that be arranged in parallel are tapped the head;
Described point is tapped the head, for clicking described capacitive touch screen.
4. capacitive touch screen detection system according to claim 3, is characterized in that, the material that described point is tapped the head comprises: fine copper or copper-bearing alloy.
5. capacitive touch screen detection system according to claim 3, is characterized in that, the diameter that described point is tapped the head is 6mm, 9mm or 12mm.
6. capacitive touch screen detection system according to claim 1, is characterized in that, also comprises: with the work top of described topworks adaptation; With
Be arranged at the fixture of fixing described mobile radio communication device on described work top.
7. capacitive touch screen detection system according to claim 6, is characterized in that, described fixture comprises: at least one rubber suction cups.
8. capacitive touch screen detection system according to claim 2, is characterized in that, also comprises: the handheld device be connected with described topworks;
Described handheld device comprises:
Drive the Z-direction key of described gripper along the Z-direction lifting;
The X-direction key that drives described gripper to move along X-direction;
The Y direction key that drives described gripper to move along Y direction;
The driving device pawl carries out the scaling key of convergent-divergent to picture;
The rotation key that drives described gripper to be rotated described picture; With
Stop the scram button that described gripper is operated.
9. the method for a Detection capacitance formula touch screen performance, on the mobile communication equipment that described capacitive touch screen is arranged at, is characterized in that, comprising: the picture shown on described capacitive touch screen is operated;
After receiving described picture and being subject to the operation of described topworks, the signal that described wireless communication mobile equipment sends, and described signal is sent to described processor;
Described processor receives described wireless signal, obtains the property indices carried in described signal, and described performance index and default performance index are contrasted.
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| CN2013103908076A CN103454529A (en) | 2013-08-30 | 2013-08-30 | System and method for detecting capacitive touch screen performance |
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| CN105866662A (en) * | 2016-05-24 | 2016-08-17 | 佰电科技(苏州)有限公司 | Printer touch screen function testing device |
| CN107688129A (en) * | 2017-09-08 | 2018-02-13 | 惠州市嘉和立方电子商务有限公司 | A kind of condenser type flexible touch button plug life detecting device |
| CN115609613A (en) * | 2022-09-29 | 2023-01-17 | 成都赛力斯科技有限公司 | Manipulator for touch screen and touch screen testing system |
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