CN202102397U - Piezoelectric touch display screen - Google Patents
Piezoelectric touch display screen Download PDFInfo
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- CN202102397U CN202102397U CN2011201019098U CN201120101909U CN202102397U CN 202102397 U CN202102397 U CN 202102397U CN 2011201019098 U CN2011201019098 U CN 2011201019098U CN 201120101909 U CN201120101909 U CN 201120101909U CN 202102397 U CN202102397 U CN 202102397U
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- display screen
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- touch display
- touch
- position information
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Abstract
The utility model provides a piezoelectric touch display screen, which comprises a protective cover, a liquid crystal screen, a positioning sensing unit, a position information processing unit and a position information feedback unit. The protective cover is arranged on the outermost layer of the piezoelectric touch display screen, the liquid crystal screen is arranged below the protective cover and has a display function, the position information processing unit is connected with the position sensing unit, accurately computes the coordinate position of a touch or clicking point and completes operation corresponding to posture or gesture, and the position information feedback unit is also connected with the position sensing unit, obtains coordinates of the touch or clicking position by the aid of the position information processing unit and enables the corresponding touch position to generate reverse pressure or vibration. By the aid of the scheme, the accurate coordinates of the clicking position can be obtained by the screen by means of piezoelectric transduction, further local pressure or vibration at the clicking position can be realized by means of piezoelectric transduction, man-machine interaction effect is further improved, and better experience is realized.
Description
Technical field
The utility model relates to display screen, particularly a kind of piezoelectric type touch display screen.
Background technology
At present; The touch display unit range of application has become more and more widely; From the control/operating system of the shop equipment of industrial use, the electronic enquiry facility of public information inquiry, the cash machine of commercial use, all can see the figure of Touch Screen to the mobile phone of consumer electronics, PDA, digital camera etc.There are indications that the range of application in consumption electronic product is just expanded from small size fields such as mobile phone screens to the notebook computer with screen sizes more.Touch control operation is simple, convenient, and the touch-screen of hommization is expected to become the best interface of human-computer interaction and popularizes rapidly.Electronic equipment set manufacturer, particularly portable electric appts manufacturer are always in the experience of constantly improving the user.Traditional device uses the vision and the sense of hearing as the user feedback to be provided, like video playback and voice playing etc.In some equipment, motion feedback (like active force and resistance feedback) and tactile feedback (like vibration, heat energy) are called as " tactile feedback ", and tactile feedback can offer the stronger experience of user.Particularly; The haptic effect of vibrating effect, vibrating tactile is providing real feedback to cause the organoleptic in simulation or virtual environment the inside; Can cause the judder of subscriber equipment like the explosive effect of game machine the inside; Water droplet then can cause less vibration, and the demand of this experience is constantly heated.Need specialized apparatus but accomplish vibration in the prior art, vibrating device such as vibrating motor for example, not only cost is high, and vibration is full screen, can't be accurate to local or even certain click location of screen, and effect is still undesirable alternately.
The utility model content
In view of this, the utility model technical matters to be solved provides a kind of piezoelectric type touch display screen.For there is a basic understanding some aspects to the embodiment that discloses, provided simple summary below.This summary part is not to comment general, neither confirm the key/critical component or describe the protection domain of these embodiment.Its sole purpose is to present some notions with simple form, with this preamble as the detailed description of back.
The utility model provides a kind of touch display screen, comprising: protective cover, liquid crystal display, location sensitive unit is characterized in that also comprise position information process unit and positional information feedback unit, said protective cover places outermost layer, plays a protective role; Said liquid crystal display places the protective cover below, plays Presentation Function; Said position information process unit is connected with the location sensitive unit, and accurate Calculation touches or the coordinate position of clicking point and accomplish corresponding attitude or the corresponding work of gesture; Said positional information feedback unit also is connected with the location sensitive unit, utilizes the touch that said position information process unit obtains or the coordinate of click location, makes corresponding touch location can send reverse pressure or vibration.
In some optional embodiment, described location sensitive unit be positioned at liquid crystal display above or below, take the mode of array to arrange.
In some optional embodiment, described location sensitive unit is the piezoelectric ceramics chip arrays.
In some optional embodiment, described piezoelectric ceramic piece is lead titanates or lead titanates-lead zirconates.
In some optional embodiment, described piezoelectric ceramic piece is a single or multiple lift.
In some optional embodiment, the thickness≤0.3mm of described piezoelectric ceramic piece.
In some optional embodiment, described positional information feedback unit carries out pressure or vibrational feedback to each click.
In some optional embodiment, the feedback of described positional information feedback unit is accurate to each click effect on the screen.
The beneficial effect of the utility model is following: piezoelectric ceramics has the characteristic of piezoelectricity and voltage bi-directional conversion, not only can be converted to the position through piezoelectricity, can also form reverse pressure or vibrations to ad-hoc location through voltage transitions.The position of reverse feedback pressure or vibrations, can make click location can not be click location also.
Adopt the scheme of the utility model, make screen not only can be converted to the accurate coordinates of click location, can also pass through voltage transitions, form local pressure or vibrations for click location through piezoelectricity.Further promote the effect of man-machine interaction, accomplished better experience.
For above-mentioned and relevant purpose, one or more embodiment comprise the characteristic that the back will specify and in claim, particularly point out.Below explanation and accompanying drawing specify some illustrative aspects, and its indication only is some modes in the utilizable variety of way of principle of each embodiment.Other benefit and novel features will consider and become obviously along with following detailed description combine accompanying drawing, and the disclosed embodiments are to comprise being equal to of all these aspects and they.
Description of drawings
Fig. 1 is the structural representation of the utility model technical scheme;
Fig. 2 is the processing flow chart of the utility model technical scheme.
Embodiment
Below description and accompanying drawing illustrate the specific embodiments of the utility model fully, to enable those skilled in the art to put into practice them.Other embodiments can comprise structure, logic, electric, process and other change.Embodiment only represents possible variation.Only if explicitly call for, otherwise independent assembly and function are optional, and the order of operation can change.The part of some embodiments and characteristic can be included in or replace the part and the characteristic of other embodiments.The scope of the embodiment of the utility model comprises the gamut of claims, and all obtainable equivalents of claims.In this article; These embodiments of the utility model can be represented with term " utility model " individually or always; This only is for ease; And if in fact disclose and surpass one utility model, not that the scope that will automatically limit this application is any single utility model or utility model design.
The utility model provides a kind of touch display screen, comprising: protective cover, liquid crystal display, location sensitive unit is characterized in that also comprise position information process unit and positional information feedback unit, said protective cover places outermost layer, plays a protective role; Said liquid crystal display places the protective cover below, plays Presentation Function; Said position information process unit is connected with the location sensitive unit, and accurate Calculation touches or the coordinate position of clicking point and accomplish corresponding attitude or the corresponding work of gesture; Said positional information feedback unit also is connected with the location sensitive unit, utilizes the touch that said position information process unit obtains or the coordinate of click location, makes corresponding touch location can send reverse pressure or vibration.
In some optional embodiment, described location sensitive unit be positioned at liquid crystal display above or below, take the mode of array to arrange.
In some optional embodiment, described location sensitive unit is the piezoelectric ceramics chip arrays.
In some optional embodiment, described piezoelectric ceramic piece is lead titanates or lead titanates-lead zirconates.
In some optional embodiment, described piezoelectric ceramic piece is a single or multiple lift.
In some optional embodiment, the thickness≤0.3mm of described piezoelectric ceramic piece.
In some optional embodiment, described positional information feedback unit carries out pressure or vibrational feedback to each click.
In some optional embodiment, the feedback of described positional information feedback unit is accurate to each click effect on the screen.
Fig. 1 is the structural representation of the utility model technical scheme, and S1 is the location sensitive unit, and S2 is a liquid crystal display, and S3 is the position information process unit, and S4 is the positional information feedback unit.In traditional piezoelectricity touch screen structure, increased the information feedback unit, make screen not only can be converted to the accurate coordinates of click location through piezoelectricity, can also pass through voltage transitions, form local pressure or vibrations for click location.Further promote the effect of man-machine interaction, accomplished better experience.
Fig. 2 is the processing flow chart of the utility model technical scheme; When touch-screen receives user's click or touch operation, piezoelectric effect takes place in the location sensitive cell S 1 that has piezoelectric to process, and transfers signals to position information process cell S 3; This position information process cell S 3 is confirmed the pressure position coordinate and this position coordinates is carried out record according to the signal that receives; Afterwards, by the corresponding said position coordinates of positional information feedback unit S4 and carry out pressure feedback, selectable pressure or vibrational feedback are carried out in each click; And this feedback is accurate to, and each clicks effect on the screen; But not full screen so just can increase the effect of man-machine interaction to greatest extent, can obtain more perfectly user experience effect at aspects such as many interactive entertainments, the appreciations of many interactive musics.
Only if concrete in addition statement; Term such as processing, calculating, computing, confirm, show or the like that can refer to one or more handles or the action and/or the process of computing system or similar devices, said action and/or process will be expressed as other data of the data manipulation of register or the amount of the physics (like electronics) in the storer of the disposal system physical quantity interior with being converted into the storer, register or the storage of other this type of informations, emission or the display device that are expressed as disposal system similarly.Information and signal can use any expression the in multiple different techniques and the method.For example, data, instruction, order, information, signal, bit, symbol and the chip of mentioning in the description on run through can be represented with voltage, electric current, electromagnetic wave, magnetic field or particle, light field or particle or its combination in any.
Should be understood that the particular order of the step in the disclosed process or the instance that level is illustrative methods.Based on design preference, should be appreciated that the particular order of the step in the process or level can be rearranged under the situation that does not break away from protection domain of the present disclosure.Appended claim to a method has provided the key element of various steps with exemplary order, and is not to be limited to described particular order or level.
In above-mentioned detailed description, various characteristics are combined in the single embodiment together, to simplify the disclosure.Should this open method be interpreted as and reflect such intention, that is, the embodiment of theme required for protection need be than the more characteristic of clearly in each claim, being stated of characteristic.On the contrary, that kind of liking enclosed that claims reflected, the utility model is in the state that lacks than whole characteristics of disclosed single embodiment.Therefore, appending claims clearly is merged in the detailed description hereby, and wherein every claim is alone as the independent preferred embodiment of the utility model.
Those skilled in the art it is also understood that various illustrative box, module, circuit and the algorithm steps of the embodiment description that combines this paper all can be embodied as electronic hardware, computer software or its combination.For the interchangeability between the hardware and software clearly is described, above various illustrative parts, frame, module, circuit and step have all been carried out usually describing around its function.Be embodied as hardware or be embodied as software as for this function, depend on certain applications and design constraint that total system applied.Those skilled in the art can be directed against each application-specific, realize described function with the mode of accommodation, and still, this realization decision-making should not be construed as and deviates from protection domain of the present disclosure.
Be used to carry out general processor, digital signal processor (DSP), special IC (ASIC), field programmable gate array (FPGA) or other PLD, discrete gate or transistor logic, discrete hardware components or its combination in any of the said function of the application, can realize or carry out the described various illustrative logic diagrams of embodiment, module and the circuit that combine this paper.General processor can be a microprocessor, and perhaps, this processor also can be processor, controller, microcontroller or the state machine of any routine.Processor also possibly be embodied as the combination of computing equipment, and for example, the combination of DSP and microprocessor, a plurality of microprocessor, one or more microprocessor combine with the DSP kernel, perhaps any other this kind structure.
Software module or its combination that can directly be presented as hardware, carry out by processor in conjunction with the step of described method of the embodiment of this paper or algorithm.Software module can be arranged in the storage medium of RAM storer, flash memory, ROM storer, eprom memory, eeprom memory, register, hard disk, mobile disk, CD-ROM or any other form well known in the art.A kind of exemplary storage medium is connected to processor, thereby makes the processor can be from this read information, and can be to this storage medium writing information.Certainly, storage medium also can be the ingredient of processor.Processor and storage medium can be arranged in ASIC.This ASIC can be arranged in user terminal.Certainly, processor and storage medium also can be used as discrete assembly and are present in the user terminal.
For making any technician in this area can realize or use the utility model, above disclosed embodiment is described.To those skilled in the art; The various alter modes of these embodiment all are conspicuous, and the General Principle of this paper definition also can be applicable to other embodiment on the basis that does not break away from spirit of the present disclosure and protection domain.Therefore, the disclosure is not limited to the embodiment that this paper provides, but consistent with the widest scope of disclosed principle of the application and novel features.
Realize that for software the module (for example, process, function etc.) of the said function of describing among the application of technological available execution the application realizes.These software codes can be stored in memory cell and carried out by processor.Memory cell can be implemented in the processor, also can be implemented in outside the processor, and under latter event, it is coupled to processor via various means with communication mode, and these all are well known in the art.
And various aspects as herein described or characteristic can be used as the program design of use standard and/or method, device or the goods of engineering are realized.Term as used herein " goods " is to comprise the computer program that can visit from any computer-readable equipment, carrier wave or medium.For example; Computer-readable medium (for example can include but not limited to magnetic storage apparatus; Hard disk, floppy disk, tape etc.), CD (for example, compact discs (CD), digital versatile disc (DVD) etc.), smart card and flash memory device (for example, EPROM, card, rod, key actuated device etc.).In addition, various storage medium described herein is expressed as one or more equipment and/or other machine readable media that is used for canned data.Term " machine readable media " includes but not limited to can store, comprise and/or carry wireless channel and various other medium of instruction and/or data.
The description of preceding text comprises giving an example of one or more embodiment.Certainly, all possible combination of describing parts or method in order to describe the foregoing description is impossible, but those of ordinary skills should be realized that each embodiment can do further combination and arrangement.Therefore, the embodiment that describes among this paper is intended to contain all such changes, modification and the modification in the protection domain that falls into appended claims.In addition, " comprise " with regard to the term that uses in instructions or claims, the mode that contains of this speech is similar to term and " comprises ", just in claim, is used as that kind that link word is explained as " comprising, ".In addition, using any one term " perhaps " in the instructions of claims is to represent " non-exclusionism perhaps ".
Claims (8)
1. touch display screen, comprising: protective cover, liquid crystal display, location sensitive unit is characterized in that also comprise position information process unit and positional information feedback unit, said protective cover places outermost layer; Said liquid crystal display places the protective cover below; Said position information process unit is connected with the location sensitive unit; Said positional information feedback unit also is connected with the location sensitive unit, utilizes the touch that said position information process unit obtains or the coordinate of click location.
2. touch display screen as claimed in claim 1 is characterized in that, described location sensitive unit be positioned at liquid crystal display above or below, take the mode of array to arrange.
3. touch display screen as claimed in claim 2 is characterized in that, described location sensitive unit is the piezoelectric ceramics chip arrays.
4. touch display screen as claimed in claim 3 is characterized in that, described piezoelectric ceramic piece is lead titanates or lead titanates-lead zirconates.
5. touch display screen as claimed in claim 4 is characterized in that described piezoelectric ceramic piece is a single or multiple lift.
6. like each described touch display screen of claim 3 to 5, it is characterized in that the thickness≤0.3mm of described piezoelectric ceramic piece.
7. touch display screen as claimed in claim 1 is characterized in that, described positional information feedback unit carries out pressure or vibrational feedback to each click.
8. touch display screen as claimed in claim 7 is characterized in that, the feedback of described positional information feedback unit is accurate to each click effect on the screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201019098U CN202102397U (en) | 2011-04-08 | 2011-04-08 | Piezoelectric touch display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201019098U CN202102397U (en) | 2011-04-08 | 2011-04-08 | Piezoelectric touch display screen |
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| Publication Number | Publication Date |
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| CN202102397U true CN202102397U (en) | 2012-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011201019098U Expired - Lifetime CN202102397U (en) | 2011-04-08 | 2011-04-08 | Piezoelectric touch display screen |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103294174A (en) * | 2012-02-27 | 2013-09-11 | 联想(北京)有限公司 | Electronic equipment and information processing method thereof |
| WO2015172663A1 (en) * | 2014-05-16 | 2015-11-19 | Beijing Zhigu Rui Tuo Tech Co., Ltd | Haptic feedback generation |
| CN106095179A (en) * | 2016-06-15 | 2016-11-09 | 苏州众显电子科技有限公司 | A kind of piezoelectric touch display screen |
-
2011
- 2011-04-08 CN CN2011201019098U patent/CN202102397U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103294174A (en) * | 2012-02-27 | 2013-09-11 | 联想(北京)有限公司 | Electronic equipment and information processing method thereof |
| CN103294174B (en) * | 2012-02-27 | 2016-03-30 | 联想(北京)有限公司 | Electronic equipment and information processing method thereof |
| WO2015172663A1 (en) * | 2014-05-16 | 2015-11-19 | Beijing Zhigu Rui Tuo Tech Co., Ltd | Haptic feedback generation |
| CN103984414B (en) * | 2014-05-16 | 2018-12-25 | 北京智谷睿拓技术服务有限公司 | The method and apparatus for generating tactile feedback |
| US10579143B2 (en) | 2014-05-16 | 2020-03-03 | Beijing Zhigu Rui Tuo Tech Co., Ltd | Haptic feedback generation |
| CN106095179A (en) * | 2016-06-15 | 2016-11-09 | 苏州众显电子科技有限公司 | A kind of piezoelectric touch display screen |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIJING NUFRONT MOBILE MULTIMEDIA TECHNOLOGY CO., Free format text: FORMER OWNER: BEIJING XINANXIAN SOFTWARE SCIENCE + TECHNOLOGY CO., LTD. Effective date: 20121019 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20121019 Address after: 100084 Beijing, Zhongguancun, East Road, No. 1, Tsinghua Science and Technology Park, building science and Technology Park, building No. 8, block A, floor 16 Patentee after: Beijing Nufront Mobile Multimedia Technology Co., Ltd. Address before: 100084 Beijing, Zhongguancun, East Road, No. 1, Tsinghua Science and Technology Park, building science and Technology Park, building No. 8, block A, floor 16 Patentee before: Beijing Nufront Software Technology Co., Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120104 |