CN204883669U - Touch -sensitive screen and touch display module - Google Patents
Touch -sensitive screen and touch display module Download PDFInfo
- Publication number
- CN204883669U CN204883669U CN201520632721.4U CN201520632721U CN204883669U CN 204883669 U CN204883669 U CN 204883669U CN 201520632721 U CN201520632721 U CN 201520632721U CN 204883669 U CN204883669 U CN 204883669U
- Authority
- CN
- China
- Prior art keywords
- electrode
- base material
- touch
- piezoelectric membrane
- touch control
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model relates to a touch -sensitive screen and touch display module. The touch -sensitive screen is including the first touch -control electrode and the second touch -control electrode of protection apron, substrate, the mutual insulation of setting between visor board and substrate to and with first touch -control electric connection's first guide electrode and with second touch -control electric connection's second guide electrode, still include the piezoelectric membrane and form at the double -phase electrode to the surface of piezoelectric membrane that one of them electrode leads to with first guide electrode electric conductance, another electrode leads to with second guide electrode electric conductance. The guide electrode of responding to piezoelectric membrane and electric capacity touch -control in the structure directly switches on, makes the signal transmission who produces to handling the chip and handling the enable after utilizing the guide electrode with the piezoelectric membrane atress to it all needs extra conducting channel to walk the line and complicated, the high scheduling problem of manufacturing cost of device that results in effectively to have solved among the prior art force transducer.
Description
Technical field
The utility model relates to touch-control display field, particularly relates to a kind of touch-screen and has the touch display module of this touch-screen.
Background technology
Touch-screen, because having the advantage such as ease for operation, dirigibility, has become primary human's interactive means of personal mobile communication equipment and integrate information terminal (as mobile phone, panel computer and super notebook computer etc.).Relative to the touch-screen of resistive touch screen and alternate manner, the advantages such as capacitive touch screen is low with cost, structure is simple and durable, are widely used by intelligent terminal gradually.But existing capacitance touch screen is the touch location of perception screen body place plane and operation only, be difficult to the pressure that perception puts on screen surface and change the touch parameter brought.
In order to sense the pressure change of screen surface, dealer is integrated pressure sensor in touch-screen.But existing way is all pile up in touch-screen by force snesor, is difficult to make contributions to the integrally-built simplification of touch-screen, makes the production cost of the touch-screen with pressure transducer higher.
Utility model content
Based on this, be necessary for the complex structure of the touch-screen with pressure transducer, problem that production cost is high, a kind of structure is simple, production cost is low touch-screen be provided and touch display module.
A kind of touch-screen; comprise cover sheet, base material, the first touch control electrode being arranged on the mutually insulated between cover sheet and base material and the second touch control electrode; and the first leading electrode to be electrically connected with the first touch control electrode and the second leading electrode be electrically connected with the second touch control electrode; also comprise piezoelectric membrane and be formed in the electrode of piezoelectric membrane two apparent surface; wherein an electrode and the first leading electrode conduct, and another electrode and the second leading electrode conduct.
Above-mentioned touch-screen is by the direct conducting of leading electrode in piezoelectric membrane and capacitance touching control induction structure, make to utilize leading electrode row relax of Signal transmissions to the process chip of stressed for piezoelectric membrane rear generation being gone forward side by side to become possibility, thus efficiently solve that force snesor in prior art all needs extra conducting channel cabling and the problem such as the device that causes is complicated, production cost is high.
Wherein in an embodiment, described base material comprises the first base material and the second base material, described first leading electrode, first touch control electrode be formed in the first base material towards cover sheet one on the surface, described second leading electrode, second touch control electrode be formed in the second base material towards the first base material one on the surface, described cover sheet and the first base material, first leading electrode, first touch control electrode fixed bonding, described first base material and the second base material, second leading electrode, second touch control electrode fixed bonding, described piezoelectric membrane is formed between cover sheet and the second base material.
Wherein in an embodiment, described cover sheet and the first base material, the first leading electrode, the first touch control electrode pass through adhesive layer fixed bonding, and described piezoelectric membrane is formed between adhesive layer and the second base material.
Wherein in an embodiment, described first base material forms breach, and described piezoelectric membrane is arranged on indentation, there.
Wherein in an embodiment, described base material comprises the first base material and the second base material, what described first leading electrode and the first touch control electrode were formed in the first base material deviates from one of cover sheet on the surface, described second leading electrode and the second touch control electrode be formed in the second base material towards the first base material one on the surface, described cover sheet and the first base material fixed bonding, described first base material, first touch control electrode, first leading electrode and the second base material, second leading electrode and the second touch control electrode fixed bonding, described piezoelectric membrane is formed between the first base material and the second base material.
Wherein in an embodiment; described first touch control electrode and the first leading electrode are formed in the inner surface of cover sheet; described second touch control electrode and the second leading electrode are formed in the side surface towards cover sheet of base material, and described piezoelectric membrane is arranged between cover sheet and base material.
Wherein in an embodiment, the electrode of described piezoelectric membrane is conducting resinl.
A kind of touch-control display module, comprises any one touch-screen above-mentioned, and the display unit arranged with Touch Screen.
Accompanying drawing explanation
Fig. 1 is the cross-sectional schematic of the part-structure of the touch-screen of the utility model first embodiment.
Fig. 2 is the cross-sectional schematic of the part-structure of the touch-screen of the utility model second embodiment.
Fig. 3 is the cross-sectional schematic of the part-structure of the touch-screen of the utility model the 3rd embodiment.
Fig. 4 is the cross-sectional schematic of the part-structure of the touch-screen of the utility model the 4th embodiment.
Fig. 5 is the distribution schematic diagram of the electrode of touch control electrode, leading electrode and piezoelectric membrane in the utility model one embodiment touch-screen.
Fig. 6 is the distribution schematic diagram of the electrode of touch control electrode, leading electrode and piezoelectric membrane in another embodiment touch-screen of the utility model.
Embodiment
The touch-screen of a kind of power of having inducing function that the utility model provides, comprise cover sheet, and be integrated with the capacitive touch control unit of piezoelectric film sensor, described capacitive touch control unit is combined with cover sheet and arranges.The utility model also provides a kind of touch display module with above-mentioned touch-screen, and described touch display module comprises display unit further, and display unit is combined with capacitive touch control unit and arranges.
Capacitive touch control unit comprises capacitive transducer, the flexible PCB be connected with capacitive transducer and capacitance touching control chip.Capacitive transducer comprises multiple drive electrode and induction electrode; these two kinds of touch control electrode can be distributed in same base material; or being distributed in two different base materials respectively, these two kinds of touch control electrode can be formed in the medial surface of cover sheet and make cover sheet have the function of capacitive transducer concurrently.These two kinds of touch control electrode also can be formed in the surface of the insulating substrate fitting in cover sheet.Capacitive transducer also comprises the leading electrode (such as silver is starched) conducted with touch control electrode, and touch control electrode is led to a place by leading electrode, and is bound by anisotropic conductive (ACF) and flexible PCB.The touch control electrode of capacitive transducer, leading electrode are formed on corresponding base material, to form capacitive sensing layer.Capacitance touching control chip can be arranged on the flexible PCB of capacitive touch control unit, also can be arranged on the mainboard of touch display module, such as when this touch display module is applied on mobile phone, the capacitance touching control chip of capacitance touch unit can be integrated and be arranged on the mainboard of mobile phone.
Piezoelectric film sensor is integrated to be arranged in capacitive touch control unit, particularly, can be arranged on form touch control electrode and leading electrode base material on, and formed with leading electrode and conduct.Piezoelectric film sensor comprises piezoelectric membrane, the electrode be arranged on piezoelectric membrane two apparent surface, and process chip.After piezoelectric membrane is stressed, the induced charge that the electrode of the upper and lower apparent surface of piezoelectric membrane produces transfers to process chip by the leading electrode in capacitive touch control unit.
The capacitive sensing layer being integrated with piezoelectric membrane can detect the information of the power of applying multiple touch points on the touchscreen, and applies information of making a concerted effort on the touchscreen.
Leading electrode can be made up of suitable metal, such as, can be silver, copper or yellow gold etc., can be prepared by modes such as silk-screen, plating, evaporations.
Capacitive sensing layer in capacitive touch control unit can pass through Optical transparent adhesive (OCA) or glue and cover sheet and fit.
Piezoelectric membrane can be inorganic piezoelectric material, organic piezoelectric film material, wherein inorganic piezoelectric material can be zinc-oxide film, Al-Doped ZnO film, lead lanthanum zirconate titanate (PLZT) piezoelectric membrane and other piezoceramic material, and organic piezoelectric film can be the piezoelectric membranes such as polyvinylidene fluoride (PVDF), porous polypropylene piezoelectric membrane, PLA piezoelectric membrane.Wherein piezoelectric membrane is very thin, and thickness is 0.01-2um.When piezoelectric membrane is transparent, it can be in the viewing area of touch-screen; When piezoelectric membrane is nontransparent, piezoelectric membrane is in the non-display area of touch-screen, such as, be in four end angle places of non-display area.
Main conductive composition in the electrode of piezoelectric membrane can be the conductive materials such as silver powder, carbon dust, ITO, ZnO, polythiophene, nano silver wire, carbon nano-tube, Graphene, and electrode material can be formed by modes such as sputtering, evaporation, plated film, silk-screens; Meanwhile, the electrode of piezoelectric membrane also can be other conductive material, as two-sided conducting resinl, not only can as the electrode of piezoelectric membrane, and laminated material when can also fit as the base material of piezoelectric membrane and capacitive sensing layer.
When piezoelectric membrane is when stressed, induced charge can be produced at the electrode of upper and lower two apparent surfaces of piezoelectric membrane, therefore at charge signal after the interface end that leading electrode transfers to capacitive sensing layer, charge amplifying circuit, voltage amplifier circuit etc. again in follow-up process chip, realize detecting of signal eventually through the mode detecting voltage.Meanwhile, also can realize detecting of signal by the capacitance variations formed piezoelectric membrane and upper and lower surface electrode, now, the signal transacting of piezoelectric membrane can share a process chip with the signal transacting of capacitive sensing layer, is also capacitance touching control chip.
For reducing the interference of piezoelectric membrane by external electromagnetic shielding, in the upper and lower surface of capacitive sensing layer or cover sheet, the conductive layer of one deck ground connection can be increased again respectively.
Piezoelectric membrane is integrated in the capacitive sensing layer of touch-screen by the utility model, the leading electrode in capacitive sensing layer is utilized the Signal transmissions of stressed for piezoelectric membrane rear generation to be processed to process chip, efficiently solving the existing mode by increasing force snesor realizes in the technology of pressure sensitive function, force snesor all needs extra conducting channel cabling, the problems such as device is more complicated, production cost is higher.
As shown in fig. 1; in one embodiment; described touch-screen comprises cover sheet 10; base material; be arranged on the first touch control electrode and second touch control electrode of the mutually insulated between cover sheet 10 and base material; the first leading electrode 20 be electrically connected with the first touch control electrode and the second leading electrode 30 be electrically connected with the second touch control electrode; also comprise piezoelectric membrane 40 and be formed in the electrode 41 of piezoelectric membrane 40 liang of apparent surfaces; 42; wherein an electrode 41 and the first leading electrode 20 conduct, and another electrode 42 and the second leading electrode 30 conduct.
Particularly, described base material comprises the first base material 50 and the second base material 60.Base material is for carrying touch control electrode and leading electrode, and as the support plate of touch control electrode and leading electrode, base material can be the materials such as PET.Described first leading electrode 20, first touch control electrode be formed in the first base material 50 towards cover sheet 10 one on the surface, described second leading electrode 30, second touch control electrode be formed in the second base material 60 towards the first base material 50 one on the surface.Described cover sheet 10 and the first base material 50, first leading electrode 20, first touch control electrode fixed bonding, can be such as form fixed bonding by an adhesive layer 70, adhesive layer 70 can adopt transparent optical cement isocolloid.Described first base material 50 and the second base material 60, second leading electrode 30, second touch control electrode fixed bonding can be such as form fixed bonding by another adhesive layer 80.Described piezoelectric membrane 40 is formed between cover sheet 10 and the second base material 60.
When forming above-mentioned touch-screen; independent making cover sheet 10; there is the first base material of the first touch control electrode and the first leading electrode; and there is the second base material of the second touch control electrode and the second leading electrode, then adopt gluing form by cover sheet, the first base material, the second base material together with piezoelectric membrane fixed bonding.In certain embodiments, two electrodes 41,42 of piezoelectric membrane 40 directly can adopt conducting resinl, thus can save other conductive materials as electrode.In above-described embodiment, first base material 50 forms breach 51, piezoelectric membrane 40 is arranged on described breach 51 place, and the first leading electrode 20 on the electrode 41 of piezoelectric membrane 40 and the first base material 50 is formed and overlaps, another electrode 42 of piezoelectric membrane 40 is formed with the second leading electrode 30 on the second base material 70 and is connected.
With reference to figure 2, the touch-screen of this embodiment is substantially identical with the touch-screen in Fig. 1, and difference is that the scope of the inner surface of described adhesive layer 70 covering protection cover plate 10 is larger, and described piezoelectric membrane 40 is formed between adhesive layer 70 and the second base material 60.
With reference to figure 3; in another embodiment; described base material comprises the first base material 50 and the second base material 60; what described first leading electrode 20 and the first touch control electrode were formed in the first base material 50 deviates from one of cover sheet 10 on the surface, described second leading electrode 30 and the second touch control electrode be formed in the second base material 60 towards the first base material 50 one on the surface.Described cover sheet 10 and the first base material 50 fixed bonding can be such as the adhesive layers 70 adopting Optical transparent adhesive by.Described first base material 50, first touch control electrode, the first leading electrode 20 and the second base material 60, second leading electrode 30 and the second touch control electrode fixed bonding can be such as another adhesive layers 80 adopting Optical transparent adhesive by.Another adhesive layer 80 described retains the space arranging piezoelectric membrane 40, and described piezoelectric membrane 40 is formed between the first base material 50 and the second base material 60.The electrode 41,42 of two apparent surfaces of piezoelectric membrane 40 can be conducting resinl, thus can be formed with the first leading electrode 20, second leading electrode 30 and conduct.
With reference to figure 4, in another embodiment, cover sheet 10 is directly as the loading plate of wherein a kind of touch control electrode and leading electrode.Particularly; described first touch control electrode and the first leading electrode 20 are formed in the inner surface of cover sheet 10; described second touch control electrode 30 and the second leading electrode are formed in the side surface towards cover sheet 10 of base material 90; described piezoelectric membrane 40 is arranged between cover sheet 10 and base material 90; electrode on piezoelectric membrane 40 liang of apparent surfaces is formed with first, second leading electrode respectively and conducts; namely electrode 41 and the first leading electrode 20 are formed and conduct, and electrode 42 and the second leading electrode 30 are formed and conduct.Cover sheet 10 and the first touch control electrode be formed on cover sheet 10 and the first leading electrode 20 form fixed bonding by adhesive layer 80 and base material 90 and the second leading electrode 30, second touch control electrode be formed on base material 90.The electrode 41,42 of piezoelectric membrane 40 liang of apparent surfaces can directly adopt conducting resinl to form a fixed connection respectively with cover sheet 10, base material 90.
Fig. 5 shows the distribution pattern of the electrode 41 of the first leading electrode 20, first touch control electrode 21 in an embodiment on the first base material 50 and piezoelectric membrane 40.Piezoelectric membrane 40 can be distributed in the corner of touch-screen, is thus equipped with electrode 41 in the corner of touch-screen, simultaneously by the first touch control electrode 21, makes piezoelectric membrane 40 be electrically connected to interface end 22.Piezoelectric membrane 40 also visual real needs is arranged on other positions of touch-screen, and such as piezoelectric membrane 40 can be arranged on four edges of touch-screen, more such as also can be arranged on the viewing area of touch-screen when piezoelectric membrane 40 is transparent.Be appreciated that in different embodiments, above-mentioned distribution pattern can be produced on the second base material or cover sheet.
Fig. 6 shows the distribution pattern of the electrode 42 of the second leading electrode 30, second touch control electrode 31 in an embodiment on the second base material 60 and piezoelectric membrane 40.Piezoelectric membrane 40 is electrically connected to interface end 33 by the second leading electrode 30.Be appreciated that in figure, pattern is only signal, in different embodiments, this distribution pattern can be produced on the first base material or cover sheet according to actual needs.
Display unit in the touch display module that the utility model provides can adopt gluing mode to be formed bonding with the base material 90 in above-mentioned touch-screen or the second base material 60.
Each technical characteristic of the above embodiment can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, be all considered to be the scope that this instructions is recorded.
The above embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (8)
1. a touch-screen; comprise cover sheet, base material, the first touch control electrode being arranged on the mutually insulated between cover sheet and base material and the second touch control electrode; and the first leading electrode to be electrically connected with the first touch control electrode and the second leading electrode be electrically connected with the second touch control electrode; it is characterized in that; also comprise piezoelectric membrane and be formed in the electrode of piezoelectric membrane two apparent surface; wherein an electrode and the first leading electrode conduct, and another electrode and the second leading electrode conduct.
2. touch-screen according to claim 1, it is characterized in that, described base material comprises the first base material and the second base material, described first leading electrode, first touch control electrode be formed in the first base material towards cover sheet one on the surface, described second leading electrode, second touch control electrode be formed in the second base material towards the first base material one on the surface, described cover sheet and the first base material, first leading electrode, first touch control electrode fixed bonding, described first base material and the second base material, second leading electrode, second touch control electrode fixed bonding, described piezoelectric membrane is formed between cover sheet and the second base material.
3. touch-screen according to claim 2, is characterized in that, described cover sheet and the first base material, the first leading electrode, the first touch control electrode pass through adhesive layer fixed bonding, and described piezoelectric membrane is formed between adhesive layer and the second base material.
4. the touch-screen according to Claims 2 or 3, is characterized in that, described first base material forms breach, and described piezoelectric membrane is arranged on indentation, there.
5. touch-screen according to claim 1, it is characterized in that, described base material comprises the first base material and the second base material, what described first leading electrode and the first touch control electrode were formed in the first base material deviates from one of cover sheet on the surface, described second leading electrode and the second touch control electrode be formed in the second base material towards the first base material one on the surface, described cover sheet and the first base material fixed bonding, described first base material, first touch control electrode, first leading electrode and the second base material, second leading electrode and the second touch control electrode fixed bonding, described piezoelectric membrane is formed between the first base material and the second base material.
6. touch-screen according to claim 1; it is characterized in that; described first touch control electrode and the first leading electrode are formed in the inner surface of cover sheet; described second touch control electrode and the second leading electrode are formed in the side surface towards cover sheet of base material, and described piezoelectric membrane is arranged between cover sheet and base material.
7. touch-screen according to claim 1, is characterized in that, the electrode of described piezoelectric membrane is conducting resinl.
8. a touch-control display module, comprises the touch-screen described in any one in claim 1-7 item, and the display unit arranged with Touch Screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520632721.4U CN204883669U (en) | 2015-08-20 | 2015-08-20 | Touch -sensitive screen and touch display module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520632721.4U CN204883669U (en) | 2015-08-20 | 2015-08-20 | Touch -sensitive screen and touch display module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204883669U true CN204883669U (en) | 2015-12-16 |
Family
ID=54828022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520632721.4U Active CN204883669U (en) | 2015-08-20 | 2015-08-20 | Touch -sensitive screen and touch display module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204883669U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105405958A (en) * | 2015-12-23 | 2016-03-16 | 昆山国显光电有限公司 | Piezoelectric thin film package structure and self-power-generating flexible display screen |
| CN106066732A (en) * | 2016-05-30 | 2016-11-02 | 京东方科技集团股份有限公司 | Touch screen and touch display unit |
| CN106775107A (en) * | 2016-12-30 | 2017-05-31 | 南昌欧菲光科技有限公司 | Touch display screen |
| CN106775055A (en) * | 2016-11-23 | 2017-05-31 | 苏州欧菲光科技有限公司 | Flexible touch screen and flexible touch display screen |
| CN106873831A (en) * | 2017-02-07 | 2017-06-20 | 南昌欧菲显示科技有限公司 | Touch display screen, pressure sensitive touch-screen and preparation method thereof |
| CN107562242A (en) * | 2016-07-01 | 2018-01-09 | 南昌欧菲光科技有限公司 | Pressure sensitive device and there is its display device |
| TWI650685B (en) * | 2017-01-16 | 2019-02-11 | 大陸商業成科技〈成都〉有限公司 | Acoustic fingerprint recognition device, manufacturing method thereof and electronic device using same |
-
2015
- 2015-08-20 CN CN201520632721.4U patent/CN204883669U/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105405958A (en) * | 2015-12-23 | 2016-03-16 | 昆山国显光电有限公司 | Piezoelectric thin film package structure and self-power-generating flexible display screen |
| CN105405958B (en) * | 2015-12-23 | 2018-05-08 | 昆山国显光电有限公司 | Piezoelectric membrane encapsulating structure and self power generation flexible display screen |
| CN106066732A (en) * | 2016-05-30 | 2016-11-02 | 京东方科技集团股份有限公司 | Touch screen and touch display unit |
| CN106066732B (en) * | 2016-05-30 | 2019-01-25 | 京东方科技集团股份有限公司 | Touch screen and touch display unit |
| CN107562242A (en) * | 2016-07-01 | 2018-01-09 | 南昌欧菲光科技有限公司 | Pressure sensitive device and there is its display device |
| CN106775055A (en) * | 2016-11-23 | 2017-05-31 | 苏州欧菲光科技有限公司 | Flexible touch screen and flexible touch display screen |
| CN106775055B (en) * | 2016-11-23 | 2022-05-10 | 安徽精卓光显技术有限责任公司 | Flexible touch screen and flexible touch display screen |
| CN106775107A (en) * | 2016-12-30 | 2017-05-31 | 南昌欧菲光科技有限公司 | Touch display screen |
| TWI650685B (en) * | 2017-01-16 | 2019-02-11 | 大陸商業成科技〈成都〉有限公司 | Acoustic fingerprint recognition device, manufacturing method thereof and electronic device using same |
| CN106873831A (en) * | 2017-02-07 | 2017-06-20 | 南昌欧菲显示科技有限公司 | Touch display screen, pressure sensitive touch-screen and preparation method thereof |
| CN106873831B (en) * | 2017-02-07 | 2023-09-19 | 安徽精卓光显技术有限责任公司 | Touch display screen, pressure sensing touch screen and manufacturing method of pressure sensing touch screen |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204883669U (en) | Touch -sensitive screen and touch display module | |
| CN204808295U (en) | Touch -control display screen and display device | |
| TWI526885B (en) | Touch panel and electronic machine with push detection function | |
| CN110134283B (en) | Piezoelectric based force sensing | |
| TWI426427B (en) | Touch panel | |
| CN104484085B (en) | A kind of capacitive touch screen, its touch localization method and display device | |
| KR20120041529A (en) | Electrostatic capacity type touch-screen and manufacturing method thereof | |
| CN107037931A (en) | Touching display screen and display device | |
| US9201530B2 (en) | Touch panel having conductive particle layer | |
| CN101458410B (en) | Touch control type lcd device touch control liquid crystal display | |
| CN109062429A (en) | touch module and display screen | |
| GB2559575A (en) | Touch sensor | |
| CN204926044U (en) | Contact screen | |
| CN111338496A (en) | Ultrathin touch sensor | |
| CN201289637Y (en) | Capacitive touch control panel | |
| CN205540674U (en) | Touch input device | |
| CN204808292U (en) | Touch -sensitive display device and pressure touch -control unit | |
| CN106775122A (en) | Touch control display apparatus | |
| CN106468979A (en) | Touch screen and touch-control display module | |
| US9250464B2 (en) | Carbon nanotube touch panel having two carbon nanotube films | |
| TW201128257A (en) | Touch panel structure | |
| CN104867404A (en) | Polaroid structure with touch electrode | |
| US9342171B2 (en) | Touch panel with first and second electrodes extending in the same direction but on opposite surfaces of a substrate | |
| CN204833207U (en) | Touch -control display device | |
| CN203164938U (en) | Capacitive touch control unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 330000 Huang Jia Hu Road, Nanchang economic and Technological Development Zone, Nanchang, Jiangxi Patentee after: Nanchang OFilm Tech. Co.,Ltd. Patentee after: Ophiguang Group Co.,Ltd. Patentee after: SUZHOU OFILM TECH Co.,Ltd. Address before: 330000 Huang Jia Hu Road, Nanchang economic and Technological Development Zone, Nanchang, Jiangxi Patentee before: Nanchang OFilm Tech. Co.,Ltd. Patentee before: OFilm Tech Co.,Ltd. Patentee before: SUZHOU OFILM TECH Co.,Ltd. Address after: 330000 Huang Jia Hu Road, Nanchang economic and Technological Development Zone, Nanchang, Jiangxi Patentee after: Nanchang OFilm Tech. Co.,Ltd. Patentee after: OFilm Tech Co.,Ltd. Patentee after: SUZHOU OFILM TECH Co.,Ltd. Address before: 330000 Huang Jia Hu Road, Nanchang economic and Technological Development Zone, Nanchang, Jiangxi Patentee before: Nanchang OFilm Tech. Co.,Ltd. Patentee before: Shenzhen OFilm Tech Co.,Ltd. Patentee before: SUZHOU OFILM TECH Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210415 Address after: 231323 Building 1, precision electronics industrial park, Hangbu Town, Shucheng County, Lu'an City, Anhui Province Patentee after: Anhui jingzhuo optical display technology Co.,Ltd. Address before: 330000 Huang Jia Hu Road, Nanchang economic and Technological Development Zone, Nanchang, Jiangxi Patentee before: Nanchang OFilm Tech. Co.,Ltd. Patentee before: Ophiguang Group Co.,Ltd. Patentee before: SUZHOU OFILM TECH Co.,Ltd. |