CN104793773A - Touch liquid crystal display, touch screen cover plate and manufacturing method thereof - Google Patents
Touch liquid crystal display, touch screen cover plate and manufacturing method thereof Download PDFInfo
- Publication number
- CN104793773A CN104793773A CN201410021832.1A CN201410021832A CN104793773A CN 104793773 A CN104793773 A CN 104793773A CN 201410021832 A CN201410021832 A CN 201410021832A CN 104793773 A CN104793773 A CN 104793773A
- Authority
- CN
- China
- Prior art keywords
- ink
- layer
- touch
- cover plate
- screen
- 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.)
- Granted
Links
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Push-Button Switches (AREA)
- Position Input By Displaying (AREA)
Abstract
The invention relates to a touch liquid crystal display, a touch screen cover plate and a manufacturing method thereof. The touch screen cover plate comprises a glass cover plate base material, a silk-screen printing ink layer, an OCA optical cement layer and an ITO conductive layer, the silk-screen printing ink layer is arranged on the glass cover plate base material and comprises an ink pattern area and an ink non-pattern area, the ITO conductive layer is arranged above the silk-screen printing ink layer, the OCA optical cement layer is arranged between the ITO conductive layer and the ink non-pattern area of the silk-screen printing ink layer and connected with the ITO conductive layer and the ink non-pattern area of the silk-screen printing ink layer in an attached mode, and the portion between the ITO conductive layer and the ink pattern area of the silk-screen printing ink layer is a hollow space. The touch liquid crystal display, the touch screen cover plate and the manufacturing method thereof have the advantages of being good in light transmission, high in product yield, low in production cost and the like.
Description
Technical field
The present invention relates to a kind of touch LCD screen, touch-screen cover plate and manufacture method thereof.
Background technology
Due to the progress of industrial technology and the raising of people's living standard, the role that electronic multimedia product play in people's daily life becomes more and more important.Display screen, as the important component part in electronic multimedia product, have also been obtained swift and violent development.Touch-screen (English full name is Touch Panel) is a technology branch of display screen technology, also known as touch screen, contact panel, is a kind of induction type display device receiving the input signals such as contact, is widely used on various electronic product.According to the principle of work of touch-screen and the medium of transmission information, touch-screen can be divided into four kinds: resistance-type, condenser type, infrared-type and surface acoustic wave type.
As shown in Figure 1, existing touch-screen cover plate generally comprises glass cover-plate base material 11, ink for screen printing layer 12, OCA optical cement layer 13 and ITO conductive layer 14 four-layer structure, and described glass cover-plate base material 11, ink for screen printing layer 12, OCA optical cement layer 13 and ITO conductive layer 14 are sequentially fitted and connected setting from bottom to top.But because the pattern area of ink for screen printing layer 12 can form gully, and OCA cannot be filled in gully in the process of laminating assembling, therefore, the touch-screen cover plate after assembling can form bubble in gully, affects the light transmission of product, thus reduce the yield of product, add production cost.
Summary of the invention
Object of the present invention is exactly low, the production cost high-technology problem of yield existed to solve prior art touch-screen cover plate, the invention provides the manufacture method of a kind of touch-screen cover plate, touch LCD screen and touch-screen cover plate.Concrete technical scheme of the present invention is as follows:
The invention provides a kind of touch-screen cover plate, it comprises glass cover-plate base material, ink for screen printing layer, OCA optical cement layer and ITO conductive layer, described ink for screen printing layer is arranged on described glass cover-plate base material, described ink for screen printing floor comprises ink logo district and the non-pattern area of ink, described ITO conductive layer is arranged on the top of described ink for screen printing layer, be fitted and connected with the two between the non-pattern area of ink that described OCA optical cement layer is arranged on described ITO conductive layer and described ink for screen printing layer, be hollow space between the ink logo district of described ITO conductive layer and described ink for screen printing floor.
Further, described touch-screen cover plate comprises PET film layer further, and described PET film layer adjoins the top being arranged on ITO conductive layer.
Further, described touch-screen cover plate comprises polymer substrate layer further, and described polymer substrate layer adjoins the top being arranged on ITO conductive layer.
The present invention also provides a kind of touch LCD to shield, it comprises touch-screen cover plate and LCD liquid crystal display, described touch-screen cover plate adjoins the top being arranged on described LCD liquid crystal display, described touch-screen cover plate comprises glass cover-plate base material, ink for screen printing layer, OCA optical cement layer and ITO conductive layer, described ink for screen printing layer is arranged on described glass cover-plate base material, described ink for screen printing floor comprises ink logo district and the non-pattern area of ink, described ITO conductive layer is arranged on the top of described ink for screen printing layer, be fitted and connected with the two between the non-pattern area of ink that described OCA optical cement layer is arranged on described ITO conductive layer and described ink for screen printing layer, be hollow space between the ink logo district of described ITO conductive layer and described ink for screen printing floor.
Further, described touch LCD screen comprises FPC plate further, and one end of described FPC plate is connected with the lead-in wire of LCD liquid crystal display, and the other end is connected with the ITO conductive layer of described touch-screen cover plate.
Further, described touch-screen cover plate comprises PET film layer further, and described PET film layer adjoins the top being arranged on ITO conductive layer.
Further, described touch-screen cover plate comprises polymer substrate layer further, and described polymer substrate layer adjoins the top being arranged on ITO conductive layer.
The present invention also provides a kind of manufacture method of touch-screen cover plate, and it comprises the steps:
Step a, passes through the upper formation ink for screen printing layer of mode at glass cover-plate base material of serigraphy by ink according to the pattern set, and carry out drying process, and described ink for screen printing floor has ink logo district and the non-pattern area of ink;
Step b, is coated in OCA optical cement on the lower surface of ITO conductive layer, and removes the OCA optical cement corresponding with the ink logo zone position of ink for screen printing layer;
Step c, ITO conductive layer lower surface portion subregion being coated with OCA optical cement is fitted on the upper surface of ink for screen printing layer, makes the upper surface in the ink logo district of ITO conductive layer and ink for screen printing floor have hollow space, forms touch-screen cover plate.
Further, manufacture method further steps d between step a and step b of described touch-screen cover plate, specific as follows:
Steps d, by the lower surface of ito thin film sputter depositing material at PET film layer, forms ITO conductive layer.
Further, the manufacture method of described touch-screen cover plate comprises steps d further between step a and step b, specific as follows:
Steps d, by the lower surface of ito thin film sputter depositing material at polymer substrate layer, forms ITO conductive layer.
Compared to prior art, the invention provides a kind of touch LCD screen, the main beneficial effect of touch-screen cover plate and manufacture method thereof is: be fitted and connected with the two between the non-pattern area of ink that described OCA optical cement layer is arranged on described ITO conductive layer and described ink for screen printing layer by touch-screen cover plate of the present invention, and the hollow space of filling air between described ITO conductive layer and the ink logo district of described ink for screen printing floor, will be set to, which provide the light transmission of product, make product have the advantages such as product yield is high, production cost is low.In addition, touch-screen cover plate of the present invention also has the PET film layer or polymer substrate layer that are arranged on described ITO conductive layer upper surface, can effective reinforcement protection product, further increases the reliability of product.
Accompanying drawing explanation
Fig. 1 is the side schematic view of prior art touch-screen cover plate.
Fig. 2 is the side schematic view of the embodiment of the present invention 1 touch-screen cover plate.
Fig. 3 is the schematic flow sheet of the embodiment of the present invention 4 touch-screen cover plate making method.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not used for limiting the present invention.
Embodiment 1
Refer to shown in Fig. 2, the invention provides a kind of touch-screen cover plate, it comprises glass cover-plate base material 21, ink for screen printing layer 22, OCA optical cement layer 23, ITO conductive layer 24 and PET film layer 25, and described glass cover-plate base material 21, ink for screen printing layer 22, OCA optical cement layer 23, ITO conductive layer 24 and PET film layer 25 are sequentially arranged from bottom to top.
Described ink for screen printing layer 22 is arranged on described glass cover-plate base material 21, and it is for the formation of key legend.Described ink for screen printing floor 22 comprises the non-pattern area 27 of ink and ink logo district 28.Described ITO conductive layer 24 is arranged on the top of described ink for screen printing layer, and it changes to make touch-screen cover plate produce circuit signal according to external stress for electric conduction signal.Described OCA optical cement layer 23 is for bonding described ITO conductive layer 24 and described ink for screen printing layer 22, it is arranged between the non-pattern area 27 of ink of described ITO conductive layer 24 and described ink for screen printing layer 22, the upper surface of described OCA optical cement and the lower surface of described ITO conductive layer are fitted and connected, and the upper surface of the lower surface of described OCA optical cement and the non-pattern area 27 of ink of described ink for screen printing layer is fitted and connected.Be hollow space between the ink logo district 28 of described ITO conductive layer 24 and described ink for screen printing floor 22, be i.e. between the upper surface in the lower surface of described ITO conductive layer 24 and the ink logo district 28 of described ink for screen printing floor 22, form the hollow space of filling air.Described PET film layer 25 is for touch-screen cover plate described in reinforcement protection, and it is arranged on the top of ITO conductive layer 24, is fitted and connected with the upper surface of described ITO conductive layer 24.
Embodiment 2
Touch-screen cover plate provided by the invention is substantially identical with the touch-screen cover plate of embodiment 1, and its key distinction is: the PET film layer in described touch-screen cover plate replaces with polymer substrate layer, and described polymer substrate layer adjoins the top being arranged on ITO conductive layer.
Embodiment 3
Please again consult shown in Fig. 2, the invention provides a kind of touch LCD screen, it comprises, FPC plate, touch-screen cover plate and LCD liquid crystal display, and described touch-screen cover plate adjoins the top being arranged on described LCD liquid crystal display, and the two ends of described FPC plate are connected with touch-screen cover plate and LCD liquid crystal display respectively.
Described touch-screen cover plate comprises glass cover-plate base material 21, ink for screen printing layer 22, OCA optical cement layer 23, ITO conductive layer 24 and PET film layer 25, and described glass cover-plate base material 21, ink for screen printing layer 22, OCA optical cement layer 23, ITO conductive layer 24 and PET film layer 25 are sequentially arranged from bottom to top.
Described ink for screen printing layer 22 is arranged on described glass cover-plate base material 21, and it is for the formation of key legend.Described ink for screen printing floor 22 comprises the non-pattern area 27 of ink and ink logo district 28.Described ITO conductive layer 24 is arranged on the top of described ink for screen printing layer, and it changes to make touch-screen cover plate produce circuit signal according to external stress for electric conduction signal.Described OCA optical cement layer 23 is for bonding described ITO conductive layer 24 and described ink for screen printing layer 22, it is arranged between the non-pattern area 27 of ink of described ITO conductive layer 24 and described ink for screen printing layer 22, the upper surface of described OCA optical cement and the lower surface of described ITO conductive layer are fitted and connected, and the upper surface of the lower surface of described OCA optical cement and the non-pattern area 27 of ink of described ink for screen printing layer is fitted and connected.Be hollow space between the ink logo district 28 of described ITO conductive layer 24 and described ink for screen printing floor 22, be i.e. between the upper surface in the lower surface of described ITO conductive layer 24 and the ink logo district 28 of described ink for screen printing floor 22, form the hollow space of filling air.Described PET film layer 25 is for touch-screen cover plate described in reinforcement protection, and it is arranged on the top of ITO conductive layer 24, is fitted and connected with the upper surface of described ITO conductive layer 24.
Described LCD liquid crystal display is used for according to external signal display image.Described FPC plate is used for electric conduction signal, and one end of described FPC plate is connected with the lead-in wire of LCD liquid crystal display, and the other end is connected with the ITO conductive layer 24 of touch-screen cover plate.
Embodiment 4
As shown in Figure 3, the invention provides a kind of manufacture method of touch-screen cover plate, it comprises the steps:
Step a, passes through the upper formation ink for screen printing layer of mode at glass cover-plate base material of serigraphy by ink according to the pattern set, and carry out dry process formation lower cover; Wherein, described ink for screen printing floor has ink logo district and the non-pattern area of ink;
Steps d, by the lower surface of ito thin film sputter depositing material at PET film layer, forms ITO conductive layer, and ITO conductive layer and PET film layer is fitted and connected;
Step b, OCA optical cement is coated on the lower surface of ITO conductive layer, and removing the OCA optical cement corresponding with the ink logo zone position of ink for screen printing layer, the ITO conductive layer making PET film layer and lower surface portion subregion be coated with OCA optical cement forms upper cover plate;
Step c, the lower surface of upper cover plate is fitted in the upper surface of lower cover, namely make the upper surface of the non-pattern area of the ink of OCA optical cement and ink for screen printing layer be fitted and connected, the upper surface in the ink logo district of ITO conductive layer and ink for screen printing floor has hollow space, forms touch-screen cover plate.
Embodiment 5
The manufacture method of touch-screen cover plate provided by the invention is substantially identical with the manufacture method of the touch-screen cover plate of embodiment 4, and its key distinction is: the steps d that the manufacture method of described touch-screen cover plate comprises between step a and step b, specific as follows:
Steps d, by the lower surface of ito thin film sputter depositing material at polymer substrate layer, forms ITO conductive layer.
It should be noted that, above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not departing from the spirit and scope of technical solution of the present invention, it all should be encompassed in the middle of right of the present invention.
Claims (10)
1. a touch-screen cover plate, it is characterized in that, comprise glass cover-plate base material, ink for screen printing layer, OCA optical cement layer and ITO conductive layer, described ink for screen printing layer is arranged on described glass cover-plate base material, described ink for screen printing floor comprises ink logo district and the non-pattern area of ink, described ITO conductive layer is arranged on the top of described ink for screen printing layer, be fitted and connected with the two between the non-pattern area of ink that described OCA optical cement layer is arranged on described ITO conductive layer and described ink for screen printing layer, be hollow space between the ink logo district of described ITO conductive layer and described ink for screen printing floor.
2. touch-screen cover plate according to claim 1, is characterized in that, described touch-screen cover plate comprises PET film layer further, and described PET film layer adjoins the top being arranged on ITO conductive layer.
3. touch-screen cover plate according to claim 1, is characterized in that, described touch-screen cover plate comprises polymer substrate layer further, and described polymer substrate layer adjoins the top being arranged on ITO conductive layer.
4. a touch LCD screen, it is characterized in that, comprise touch-screen cover plate and LCD liquid crystal display, described touch-screen cover plate adjoins the top being arranged on described LCD liquid crystal display, described touch-screen cover plate comprises glass cover-plate base material, ink for screen printing layer, OCA optical cement layer and ITO conductive layer, described ink for screen printing layer is arranged on described glass cover-plate base material, described ink for screen printing floor comprises ink logo district and the non-pattern area of ink, described ITO conductive layer is arranged on the top of described ink for screen printing layer, be fitted and connected with the two between the non-pattern area of ink that described OCA optical cement layer is arranged on described ITO conductive layer and described ink for screen printing layer, be hollow space between the ink logo district of described ITO conductive layer and described ink for screen printing floor.
5. touch LCD screen according to claim 4, is characterized in that, described touch LCD screen comprises FPC plate further, and one end of described FPC plate is connected with the lead-in wire of LCD liquid crystal display, and the other end is connected with the ITO conductive layer of described touch-screen cover plate.
6. touch LCD screen according to claim 5, it is characterized in that, described touch-screen cover plate comprises PET film layer further, and described PET film layer adjoins the top being arranged on ITO conductive layer.
7. touch LCD screen according to claim 5, it is characterized in that, described touch-screen cover plate comprises polymer substrate layer further, and described polymer substrate layer adjoins the top being arranged on ITO conductive layer.
8. a manufacture method for touch-screen cover plate, is characterized in that, comprises the steps:
Step a, passes through the upper formation ink for screen printing layer of mode at glass cover-plate base material of serigraphy by ink according to the pattern set, and carry out drying process, and described ink for screen printing floor has ink logo district and the non-pattern area of ink;
Step b, is coated in OCA optical cement on the lower surface of ITO conductive layer, and removes the OCA optical cement corresponding with the ink logo zone position of ink for screen printing layer;
Step c, ITO conductive layer lower surface portion subregion being coated with OCA optical cement is fitted on the upper surface of ink for screen printing layer, makes the upper surface in the ink logo district of ITO conductive layer and ink for screen printing floor have hollow space, forms touch-screen cover plate.
9. the manufacture method of touch-screen cover plate according to claim 8, is characterized in that, manufacture method further steps d between step a and step b of described touch-screen cover plate, specific as follows:
Steps d, by the lower surface of ito thin film sputter depositing material at PET film layer, forms ITO conductive layer.
10. the manufacture method of touch-screen cover plate according to claim 8, is characterized in that, the manufacture method of described touch-screen cover plate comprises steps d further between step a and step b, specific as follows:
Steps d, by the lower surface of ito thin film sputter depositing material at polymer substrate layer, forms ITO conductive layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410021832.1A CN104793773B (en) | 2014-01-17 | 2014-01-17 | Touch LCD screen, touch screen cover board and its manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410021832.1A CN104793773B (en) | 2014-01-17 | 2014-01-17 | Touch LCD screen, touch screen cover board and its manufacturing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104793773A true CN104793773A (en) | 2015-07-22 |
| CN104793773B CN104793773B (en) | 2018-10-23 |
Family
ID=53558637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410021832.1A Active CN104793773B (en) | 2014-01-17 | 2014-01-17 | Touch LCD screen, touch screen cover board and its manufacturing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104793773B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106485275A (en) * | 2016-10-10 | 2017-03-08 | 厦门理工学院 | A kind of cover-plate glass of realizing positions, with liquid crystal display screen, the method fitted |
| CN107329636A (en) * | 2016-10-12 | 2017-11-07 | 东莞市锐屏电子有限公司 | A kind of structure improved capacitance touch screen |
| CN109064882A (en) * | 2018-07-18 | 2018-12-21 | 业成科技（成都）有限公司 | Display device and preparation method thereof |
| CN109445645A (en) * | 2018-12-28 | 2019-03-08 | 惠州市华星光电技术有限公司 | Touch screen and display device |
| CN110286782A (en) * | 2019-07-10 | 2019-09-27 | 盈天实业(深圳)有限公司 | Touch panel and preparation method thereof |
| CN111243477A (en) * | 2018-11-28 | 2020-06-05 | 江西兴泰科技有限公司 | Electronic paper driving substrate |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7068261B2 (en) * | 1998-07-14 | 2006-06-27 | Hitachi, Ltd. | Liquid crystal display device with a touch panel |
| CN103019420A (en) * | 2011-09-21 | 2013-04-03 | 联胜（中国）科技有限公司 | Touch display panel |
| CN103365498A (en) * | 2012-04-01 | 2013-10-23 | 深圳欧菲光科技股份有限公司 | Panel, touch screen comprising panel and method for manufacturing panel |
| CN103425376A (en) * | 2013-08-29 | 2013-12-04 | 格林精密部件（惠州）有限公司 | Capacitive touch screen |
| CN103488320A (en) * | 2012-06-13 | 2014-01-01 | 深圳欧菲光科技股份有限公司 | Touch panel with small window hole and manufacturing method of touch panel |
-
2014
- 2014-01-17 CN CN201410021832.1A patent/CN104793773B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7068261B2 (en) * | 1998-07-14 | 2006-06-27 | Hitachi, Ltd. | Liquid crystal display device with a touch panel |
| CN103019420A (en) * | 2011-09-21 | 2013-04-03 | 联胜（中国）科技有限公司 | Touch display panel |
| CN103365498A (en) * | 2012-04-01 | 2013-10-23 | 深圳欧菲光科技股份有限公司 | Panel, touch screen comprising panel and method for manufacturing panel |
| CN103488320A (en) * | 2012-06-13 | 2014-01-01 | 深圳欧菲光科技股份有限公司 | Touch panel with small window hole and manufacturing method of touch panel |
| CN103425376A (en) * | 2013-08-29 | 2013-12-04 | 格林精密部件（惠州）有限公司 | Capacitive touch screen |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106485275A (en) * | 2016-10-10 | 2017-03-08 | 厦门理工学院 | A kind of cover-plate glass of realizing positions, with liquid crystal display screen, the method fitted |
| CN106485275B (en) * | 2016-10-10 | 2019-05-31 | 厦门理工学院 | A method of realizing that cover-plate glass is bonded with liquid crystal display positioning |
| CN107329636A (en) * | 2016-10-12 | 2017-11-07 | 东莞市锐屏电子有限公司 | A kind of structure improved capacitance touch screen |
| CN109064882A (en) * | 2018-07-18 | 2018-12-21 | 业成科技（成都）有限公司 | Display device and preparation method thereof |
| CN111243477A (en) * | 2018-11-28 | 2020-06-05 | 江西兴泰科技有限公司 | Electronic paper driving substrate |
| CN111243477B (en) * | 2018-11-28 | 2023-10-24 | 江西兴泰科技股份有限公司 | Electronic paper driving substrate |
| CN109445645A (en) * | 2018-12-28 | 2019-03-08 | 惠州市华星光电技术有限公司 | Touch screen and display device |
| CN110286782A (en) * | 2019-07-10 | 2019-09-27 | 盈天实业(深圳)有限公司 | Touch panel and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104793773B (en) | 2018-10-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104793773A (en) | Touch liquid crystal display, touch screen cover plate and manufacturing method thereof | |
| CN102279682B (en) | The manufacture method of Novel capacitance type touch screen | |
| CN103294307B (en) | A kind of OGS touch screen method for making of improvement | |
| CN103092391B (en) | touch display, touch panel and manufacturing method thereof | |
| CN102279684B (en) | Method for manufacturing novel electrode lead capacitive screen, novel electrode lead capacitive screen and touch screen terminal | |
| CN103294308A (en) | Improved GF (glass-film)-structured touch screen and connection method for FPC (flexible printed circuit) thereof | |
| CN101464762B (en) | Condenser type touch screen substrate attaching method | |
| CN105426008A (en) | Pressure sensing touch display screen and portable electronic product | |
| CN103744554A (en) | Touch screen and manufacturing method thereof | |
| JP2014529376A (en) | Thin film sensor, capacitive touch panel having the same, manufacturing method thereof and terminal product | |
| CN105138191A (en) | Touch display device and manufacturing method thereof | |
| CN105630233B (en) | Touch control display apparatus and preparation method thereof | |
| CN203250299U (en) | Graphene capacitive touch screen | |
| CN105653106A (en) | Capacitive touch screen with GF2 structure and manufacturing method therefor | |
| CN104166475A (en) | Flexible touch substrate and touch display device | |
| CN105426007A (en) | On-cell touch display screen and portable electronic product | |
| CN105700738A (en) | Touch display screen and electronic device | |
| CN106201040A (en) | The manufacture method of touch screen, display device and touch screen | |
| CN103761017A (en) | Electronic equipment and manufacturing method for single-layered multipoint capacitive touch screen and touch layer | |
| CN103324376A (en) | One-chip type capacitive touch screen and preparation method thereof | |
| CN201796352U (en) | Capacitance touch screen | |
| CN203773526U (en) | Round projection capacitive touch screen | |
| CN103425374A (en) | Touch screen body structure, touch display screen and touch key-press device | |
| CN201788497U (en) | Capacitance type touch sensor structure | |
| CN202331403U (en) | Liquid crystal induction screen |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180910 Address after: 425000 Daoxian County Industrial Park, Yongzhou, Hunan Applicant after: Daoxian County Huashun Technology Co., Ltd. Address before: 443302 Yangjia village, Honghua Town, Yidu City, Yichang, Hubei Applicant before: HUBEI HUASHANG PHOTOELECTRIC CO., LTD. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |