CN101847066A - Mutual capacitance type touch control display device - Google Patents
Mutual capacitance type touch control display device Download PDFInfo
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- CN101847066A CN101847066A CN200910133214A CN200910133214A CN101847066A CN 101847066 A CN101847066 A CN 101847066A CN 200910133214 A CN200910133214 A CN 200910133214A CN 200910133214 A CN200910133214 A CN 200910133214A CN 101847066 A CN101847066 A CN 101847066A
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Abstract
The invention claims a mutual capacitance type touch control display device. An inductive circuit of the touch control display device comprises an inductive electrode connecting gasket which is arranged at one side of an inner ring pole serial along a first direction; or the inductive circuit of the touch control display device comprises the a first group of inductive electrode connecting gasket and a second group of inductive electrode connecting gasket, which are respectively installed on the two sides of a plurality of inner ring pole serials along the first direction. A drive circuit of the touch control display device comprises a first group of drive electrode connecting gasket and a second group of drive electrode connecting gasket, which are respectively installed on the two sides of an outer ring electrode serial along a second direction. In the invention, the inductive circuit and the drive circuit are respectively installed at the different sides of the display zone, thereby the interference of the drive signal and the inductive signal can be reduced. Moreover, because same drive signals are input into the drive electrode connecting gaskets at the two ends of the outer ring electrode serial, the problem of attenuation of a drive signal can be effectively solved.
Description
Technical field
The invention relates to a kind of mutual capacitance type touch control display device, and particularly about a kind of mutual capacitance type touch control display device that can reduce signal interference and signal attenuation.
Background technology
In recent years, fast development along with every application such as infotech, wireless mobile communication and information household appliances, in order to reach more convenient, lighter and handyizatioier of volume and more humane purpose, the input media of many information products changes touch-control display panel into by traditional keyboard or mouse etc.Generally speaking, if with the classification of sensing principle, the sensing mode in the touch-control display panel roughly can be divided into resistance-type, condenser type, optical profile type, sound wave type and electromagnetic type etc.With the capacitance type touch control display panel is example, drives with the sensing mode according to it to be divided into self-capacitance type touch-control display panel and mutual capacitance type touch-control display panel two big classes.
Known self-capacitance type touch-control display panel comprises a plurality of first electrode serials of extending along X-direction, and a plurality of second electrode serial of extending along Y direction, and X-direction is different with Y direction.When touching electrode self-capacitance type touch-control display panel with the human finger, same electrode must be held concurrently and be born sensing and drive binomial work.
Fig. 1 is known mutual capacitance type touch control display apparatus, and this mutual capacitance type touch control display apparatus 1 comprises a plurality of outer ring electrode serials 2 and a plurality of interior ring electrode serial 3.Wherein a plurality of outer ring electrode serials 2 electrically connect by outer ring electrode lead 4 and drive electrode connection gasket 5, and a plurality of interior ring electrode serials 3 electrically connect by interior ring electrode lead 6 and induction electrode connection gasket 7.In the a-quadrant, the drive signal of outer ring electrode serial 2 causes the induced signal distortion via the induced signal on the ring electrode lead 6 in interfering with easily in outer ring electrode lead 4 transmission courses as shown in Figure 1.In addition, in B zone as shown in Figure 1, because drive signal along outer ring electrode lead 4 and outer ring electrode serial 2 single direction transmission, can produce the problem of signal attenuation in the terminal B zone of outer ring electrode serial 2.
Summary of the invention
In view of this, the invention provides a kind of mutual capacitance type touch control display device that can reduce signal interference and signal attenuation.
According to purpose of the present invention, a kind of mutual capacitance type touch control display device is provided, described touch control display apparatus comprises:
Active assembly array base plate;
The subtend substrate is disposed at this active assembly array base plate top;
Display dielectric layer is disposed between this active assembly array base plate and this subtend substrate;
Ring electrode serial in a plurality of is disposed on this subtend substrate and along first direction and extends, and wherein respectively should interior ring electrode serial comprise a plurality of interior ring electrodes that are electrically connected to each other; And
A plurality of outer ring electrode serials, be disposed on this subtend substrate and and extend along second direction, wherein respectively this outer ring electrode serial comprises a plurality of outer ring electrodes that are electrically connected to each other, and respectively should in ring electrode respectively by one of them outer ring electrode institute around and this first direction different with this second direction.
Sensor circuit electrically connects with ring electrode serial in those; And
Driving circuit electrically connects with those outer ring electrode serials.
Described active assembly array base plate comprises transistor array substrate.
Described subtend substrate comprises colored optical filtering substrates.
Described display dielectric layer comprises liquid crystal layer, organic electric-excitation luminescent layer or electrophoretic layer.
Described a plurality of interior ring electrode serial is electrically insulated each other, and described a plurality of outer ring electrode serial is electrically insulated each other.
Described a plurality of interior ring electrode serials and a plurality of outer ring electrode serial are electrically insulated.
Described sensor circuit comprises the induction electrode connection gasket, this induction electrode connection gasket along first direction be arranged at a plurality of in a side of ring electrode serials, by the tie point of ring electrode serial one ends in a plurality of extend out induction electrode lead and the electric connection of induction electrode connection gasket.
Described sensor circuit comprises first group of induction electrode connection gasket and second group of induction electrode connection gasket, this first group of induction electrode connection gasket and second group of induction electrode connection gasket along first direction be arranged at respectively a plurality of in the both sides of ring electrode serials, by electrically connecting with first group of induction electrode connection gasket and second group of induction electrode connection gasket respectively across extend out along the two ends of interior ring electrode serial first group of induction electrode lead and second group of induction electrode lead between the tie point of ring electrode serials in a plurality of.
Described driving circuit comprises first group of drive electrode connection gasket, this first group of drive electrode connection gasket is arranged at a side of a plurality of outer ring electrode serials along second direction, electrically connects by extend out first group of drive electrode lead and first group of drive electrode connection gasket of the tie point of a plurality of outer ring electrode serial one ends;
Second group of drive electrode connection gasket, this second group of drive electrode connection gasket is arranged at the opposite side of a plurality of outer ring electrode serials along second direction, electrically connects by extend out second group of drive electrode lead and second group of drive electrode connection gasket of the tie point of a plurality of outer ring electrode serial other ends.
Described first group of drive electrode connection gasket is identical with the electric signal of second group of drive electrode connection gasket input.
Description of drawings
Fig. 1 is known mutual capacitance type touch control display apparatus.
Fig. 2 is a mutual capacitance type touch control display apparatus synoptic diagram in the present invention's first embodiment.
Fig. 3 is a mutual capacitance type touch control display apparatus partial cutaway schematic among Fig. 2.
Fig. 4 is a mutual capacitance type touch control display apparatus synoptic diagram in the present invention's second embodiment.
Embodiment
Please be simultaneously with reference to Fig. 2 and Fig. 3, Fig. 2 is a mutual capacitance type touch control display apparatus synoptic diagram in the present invention's first embodiment.Fig. 3 is a mutual capacitance type touch control display apparatus partial cutaway schematic among Fig. 2.As Fig. 2 and shown in Figure 3, touch control display apparatus 2 comprises active assembly array base plate 310, subtend substrate 200, display dielectric layer 320, a plurality of interior ring electrode serial 220, a plurality of outer ring electrode serial 210 and driving circuit DC and sensor circuit SC.Subtend substrate 200 is disposed at active assembly array base plate 310 tops, and 320 of display dielectric layers are disposed between active assembly array base plate 310 and the subtend substrate 200.In this embodiment, active assembly array base plate 310 for example is the active assembly array base plate of transistor array substrate or other type, and subtend substrate 200 for example is a colored optical filtering substrates.In addition, display dielectric layer 320 for example is liquid crystal layer, organic electric-excitation luminescent layer or electrophoretic layer.
Interior ring electrode serial 220 is disposed on the subtend substrate 200 and along first direction D1 extends, and wherein ring electrode serial 220 comprises a plurality of interior ring electrodes 221 that are electrically connected to each other in each.In this embodiment, 220 of ring electrode serials are electrically insulated each other in each, and the material of interior ring electrode 221 for example is a transparent conductive material.
Outer ring electrode serial 210 is disposed on the subtend substrate 200 and along second direction D2 extends, wherein each outer ring electrode serial 210 comprises a plurality of outer ring electrodes that are electrically connected to each other 211, and in each ring electrode 221 respectively by 211 of one of them outer ring electrodes around, and first direction D1 is different with second direction D2.Each outer ring electrode serial 211 more comprises a plurality of bridging lines 212, and each bridging line 212 is connected between the two adjacent outer ring electrodes 211.210 of each outer ring electrode serials are electrically insulated each other, and the material of outer ring electrode 211 for example is a transparency conducting layer.In this embodiment, first direction D1 is vertical with second direction D2.
In addition, mutual capacitance type touch control display device 2 of the present invention also comprises pattern dielectric layer 260, wherein pattern dielectric layer 260 is positioned at the staggered place of ring electrode serial 220 and outer ring electrode serial 210, and ring electrode serial 220 is electrically insulated to avoid short circuit with outer ring electrode serial 210 in the order.
In this embodiment, touch control display apparatus 2 also comprises driving circuit DC and induction line SC.As shown in Figure 2, driving circuit DC comprises that first group of drive electrode connection gasket 230 and second group of drive electrode connection gasket 240 are arranged at the both sides of a plurality of outer ring electrode serials 210 respectively along second direction D2, wherein first group of drive electrode connection gasket 230 electrically connects by the tie point 232 of first group of drive electrode lead 231 with a plurality of outer ring electrode serial 210 1 ends, and second group of drive electrode connection gasket 240 electrically connects by the tie point 242 of second group of drive electrode lead 241 with a plurality of outer ring electrode serial 210 other ends.First group of drive electrode connection gasket 230 imported identical drive signal with second group of drive electrode connection gasket 240.
As shown in Figure 2, induction line SC comprises the induction electrode connection gasket 250 that is arranged at a plurality of interior ring electrode serial 220 1 sides along first direction D1, and induction electrode connection gasket 250 electrically connects by the tie point 252 of induction electrode lead 251 with a plurality of interior ring electrode serial 220 1 ends.
In this embodiment, driving circuit DC electrically connects with outer ring electrode serial 210, and sense line SC and interior ring electrode serial 220 electrically connect, that is outer ring electrode 211 is a drive electrode, and interior ring electrode 221 is an induction electrode.In other practical application, driving circuit DC electrically connects with interior ring electrode serial 220, and sense line SC and outer ring electrode serial 210 electrically connect, that is outer ring electrode 211 is an induction electrode, and interior ring electrode 221 is a drive electrode.
Please refer to Fig. 4, Fig. 4 is a mutual capacitance type touch control display apparatus synoptic diagram in the present invention's second embodiment.Mutual capacitance type touch control display device 3 comprises driving circuit DC and induction line SC in this embodiment.As shown in Figure 4, driving circuit DC comprises that first group of drive electrode connection gasket 230 and second group of drive electrode connection gasket 240 are arranged at the both sides of a plurality of outer ring electrode serials 210 respectively along second direction D2, wherein first group of drive electrode connection gasket 230 electrically connects by the tie point 232 of first group of drive electrode lead 231 with a plurality of outer ring electrode serial 210 1 ends, and second group of drive electrode connection gasket 240 electrically connects by the tie point 242 of second group of drive electrode lead 241 with a plurality of outer ring electrode serial 210 other ends.First group of drive electrode connection gasket 230 imported identical drive signal with second group of drive electrode connection gasket 240.
As shown in Figure 4, sensor circuit SC comprise first group of induction electrode connection gasket 250 and second group of induction electrode connection gasket 270 respectively along first direction D1 be arranged at a plurality of in the both sides of ring electrode serials 220, a plurality of in 272 of the tie point 252 of ring electrode serials 220 and tie points electrically connect with first group of induction electrode connection gasket 250 and second group of induction electrode connection gasket 270 respectively across extend out first group of induction electrode lead 251 and second group of induction electrode lead 271.
Induction line SC and driving circuit DC are arranged at the viewing area different sides along first direction D1 and second direction D2 respectively in the present invention, have reduced drive signal that driver circuit causes with the induction line close together and the induced signal problem of mutual interference mutually significantly.In addition, import identical drive signal owing to be arranged at first group of drive electrode connection gasket 230 at outer ring electrode serial 210 two ends with second group of drive electrode connection gasket 240, therefore, outer ring electrode serial 210 can obtain identical driving electric signal simultaneously from two ends, solve drive signal effectively along outer ring electrode lead and the transmission of outer ring electrode serial single direction, can produce the problem of signal attenuation in the stub area of outer ring electrode serial.
Claims (10)
1. mutual capacitance type touch control display device comprises:
Active assembly array base plate;
The subtend substrate is disposed at this active assembly array base plate top;
Display dielectric layer is disposed between this active assembly array base plate and this subtend substrate;
Ring electrode serial in a plurality of is disposed on this subtend substrate and along first direction and extends, and wherein the ring electrode serial comprises a plurality of interior ring electrodes that are electrically connected to each other in each; And
A plurality of outer ring electrode serials, be disposed on this subtend substrate and and extend along second direction, wherein respectively this outer ring electrode serial comprises a plurality of outer ring electrodes that are electrically connected to each other, and in each ring electrode respectively by one of them outer ring electrode institute around and this first direction different with this second direction.
Driving circuit electrically connects with a plurality of outer ring electrode serials; And
Sensor circuit electrically connects with a plurality of interior ring electrode serials.
2. touch control display apparatus according to claim 1 is characterized in that: described active assembly array base plate comprises transistor array substrate.
3. touch control display apparatus according to claim 1 is characterized in that: described subtend substrate comprises colored optical filtering substrates.
4. touch control display apparatus according to claim 1 is characterized in that: described display dielectric layer comprises liquid crystal layer, organic electric-excitation luminescent layer or electrophoretic layer.
5. touch control display apparatus according to claim 1 is characterized in that: described a plurality of interior ring electrode serials are electrically insulated each other, and described a plurality of outer ring electrode serial is electrically insulated each other.
6. touch control display apparatus according to claim 1 is characterized in that: described a plurality of interior ring electrode serials and a plurality of outer ring electrode serial are electrically insulated.
7. touch control display apparatus according to claim 1, it is characterized in that: described sensor circuit comprises the induction electrode connection gasket, this induction electrode connection gasket along first direction be arranged at a plurality of in a side of ring electrode serials, by the tie point of ring electrode serial one ends in a plurality of extend out induction electrode lead and the electric connection of induction electrode connection gasket.
8. touch control display apparatus according to claim 1, it is characterized in that: described sensor circuit comprises first group of induction electrode connection gasket and second group of induction electrode connection gasket, this first group of induction electrode connection gasket and second group of induction electrode connection gasket along first direction be arranged at respectively a plurality of in the both sides of ring electrode serials, by electrically connecting with first group of induction electrode connection gasket and second group of induction electrode connection gasket respectively across extend out along interior ring electrode serial two ends first group of induction electrode lead and second group of induction electrode lead between the tie point of ring electrode serials in a plurality of.
9. touch control display apparatus according to claim 1 is characterized in that: described driving circuit comprises:
First group of drive electrode connection gasket, this first group of drive electrode connection gasket is arranged at a side of a plurality of outer ring electrode serials along second direction, electrically connects by extend out first group of drive electrode lead and first group of drive electrode connection gasket of the tie point of a plurality of outer ring electrode serial one ends;
Second group of drive electrode connection gasket, this second group of drive electrode connection gasket is arranged at the opposite side of a plurality of outer ring electrode serials along second direction, electrically connects by extend out second group of drive electrode lead and second group of drive electrode connection gasket of the tie point of a plurality of outer ring electrode serial other ends.
10. touch control display apparatus according to claim 9 is characterized in that: described first group of drive electrode connection gasket is identical with the electric signal of second group of drive electrode connection gasket input.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910133214A CN101847066A (en) | 2009-03-25 | 2009-03-25 | Mutual capacitance type touch control display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910133214A CN101847066A (en) | 2009-03-25 | 2009-03-25 | Mutual capacitance type touch control display device |
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| CN101847066A true CN101847066A (en) | 2010-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910133214A Pending CN101847066A (en) | 2009-03-25 | 2009-03-25 | Mutual capacitance type touch control display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101840286A (en) * | 2010-04-30 | 2010-09-22 | 友达光电股份有限公司 | Touch control panel |
| CN102662508A (en) * | 2012-03-23 | 2012-09-12 | 华映视讯（吴江）有限公司 | Touch panel |
| CN102667398A (en) * | 2010-10-12 | 2012-09-12 | 赛普拉斯半导体公司 | Flexible capacitive sensor array |
| CN102902436A (en) * | 2011-07-26 | 2013-01-30 | 比亚迪股份有限公司 | Touch screen detection equipment and touch device |
| CN103092387A (en) * | 2011-10-27 | 2013-05-08 | 宸鸿科技(厦门)有限公司 | Touch panel |
| CN103092422A (en) * | 2013-01-28 | 2013-05-08 | 苏州瀚瑞微电子有限公司 | Single layer indium tin oxide (ITO) wiring structure |
| CN103105988A (en) * | 2013-01-22 | 2013-05-15 | 北京京东方光电科技有限公司 | Capacitive touch screen, touch display device and manufacturing method of capacitive touch screen |
| CN103105985A (en) * | 2012-12-28 | 2013-05-15 | 苏州瀚瑞微电子有限公司 | Wiring structure of induction layer |
| CN103135824A (en) * | 2011-11-21 | 2013-06-05 | 瀚宇彩晶股份有限公司 | Touch panel and manufacturing method thereof |
| CN103135851A (en) * | 2013-02-28 | 2013-06-05 | 合肥京东方光电科技有限公司 | Touch panel and touch display screen |
| CN103164091A (en) * | 2012-08-31 | 2013-06-19 | 敦泰科技有限公司 | Single-layer electrode mutual capacitance touch screen |
| CN103246420A (en) * | 2013-05-13 | 2013-08-14 | 苏州欧菲光科技有限公司 | Monolayer multipoint capacitive touch screen |
| CN103309497A (en) * | 2012-03-14 | 2013-09-18 | 宏达国际电子股份有限公司 | Touch panel |
| CN103793120A (en) * | 2014-01-28 | 2014-05-14 | 北京京东方光电科技有限公司 | In cell touch panel and display device |
| US8836651B2 (en) | 2010-04-19 | 2014-09-16 | Au Optronics Corp. | Touch panel |
| CN104461201A (en) * | 2014-12-11 | 2015-03-25 | 上海天马微电子有限公司 | Touch display device and driving method thereof |
| CN104714708A (en) * | 2013-12-11 | 2015-06-17 | 新益先创科技股份有限公司 | Control point sensing panel and design method thereof |
| CN105739787A (en) * | 2016-02-04 | 2016-07-06 | 厦门天马微电子有限公司 | Array substrate and display panel |
| CN107704124A (en) * | 2017-09-18 | 2018-02-16 | 云谷（固安）科技有限公司 | Touch screen and its preparation method and application |
| CN109375820A (en) * | 2018-12-06 | 2019-02-22 | 武汉华星光电半导体显示技术有限公司 | Touch device |
| TWI688887B (en) * | 2018-06-20 | 2020-03-21 | 奇景光電股份有限公司 | Touch panel and electrical device |
| CN112328125A (en) * | 2020-11-27 | 2021-02-05 | 武汉华星光电半导体显示技术有限公司 | Touch display panel and display device |
| CN112578938A (en) * | 2020-12-08 | 2021-03-30 | 武汉华星光电半导体显示技术有限公司 | Display panel and display device |
| WO2022078133A1 (en) * | 2020-10-13 | 2022-04-21 | 京东方科技集团股份有限公司 | Display panel and method for manufacturing same, and display apparatus |
-
2009
- 2009-03-25 CN CN200910133214A patent/CN101847066A/en active Pending
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| US8836651B2 (en) | 2010-04-19 | 2014-09-16 | Au Optronics Corp. | Touch panel |
| CN101840286A (en) * | 2010-04-30 | 2010-09-22 | 友达光电股份有限公司 | Touch control panel |
| CN102667398B (en) * | 2010-10-12 | 2016-11-16 | 谱瑞科技股份有限公司 | Flexible capacitance type sensor array |
| CN102667398A (en) * | 2010-10-12 | 2012-09-12 | 赛普拉斯半导体公司 | Flexible capacitive sensor array |
| CN102902436A (en) * | 2011-07-26 | 2013-01-30 | 比亚迪股份有限公司 | Touch screen detection equipment and touch device |
| WO2013013636A1 (en) * | 2011-07-26 | 2013-01-31 | Shenzhen Byd Auto R&D Company Limited | Touch detecting assembly, touch sensitive device and portable electronic apparatus |
| CN103092387A (en) * | 2011-10-27 | 2013-05-08 | 宸鸿科技(厦门)有限公司 | Touch panel |
| CN103092387B (en) * | 2011-10-27 | 2016-08-03 | 宸鸿科技(厦门)有限公司 | Contact panel |
| CN103135824B (en) * | 2011-11-21 | 2015-11-25 | 瀚宇彩晶股份有限公司 | Touch panel and manufacturing method thereof |
| CN103135824A (en) * | 2011-11-21 | 2013-06-05 | 瀚宇彩晶股份有限公司 | Touch panel and manufacturing method thereof |
| CN103309497B (en) * | 2012-03-14 | 2016-01-20 | 宏达国际电子股份有限公司 | Contact panel |
| CN103309497A (en) * | 2012-03-14 | 2013-09-18 | 宏达国际电子股份有限公司 | Touch panel |
| CN102662508A (en) * | 2012-03-23 | 2012-09-12 | 华映视讯（吴江）有限公司 | Touch panel |
| CN103164091A (en) * | 2012-08-31 | 2013-06-19 | 敦泰科技有限公司 | Single-layer electrode mutual capacitance touch screen |
| CN103105985A (en) * | 2012-12-28 | 2013-05-15 | 苏州瀚瑞微电子有限公司 | Wiring structure of induction layer |
| CN103105988A (en) * | 2013-01-22 | 2013-05-15 | 北京京东方光电科技有限公司 | Capacitive touch screen, touch display device and manufacturing method of capacitive touch screen |
| CN103105988B (en) * | 2013-01-22 | 2016-01-06 | 北京京东方光电科技有限公司 | Capacitive touch screen, the manufacture method of touch control display apparatus and capacitive touch screen |
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| CN103135851A (en) * | 2013-02-28 | 2013-06-05 | 合肥京东方光电科技有限公司 | Touch panel and touch display screen |
| CN103135851B (en) * | 2013-02-28 | 2016-05-04 | 合肥京东方光电科技有限公司 | A kind of contact panel and touch display screen |
| CN103246420A (en) * | 2013-05-13 | 2013-08-14 | 苏州欧菲光科技有限公司 | Monolayer multipoint capacitive touch screen |
| CN103246420B (en) * | 2013-05-13 | 2016-08-10 | 苏州欧菲光科技有限公司 | Monolayer multipoint capacitive touch screen |
| CN104714708B (en) * | 2013-12-11 | 2018-12-14 | 新益先创科技股份有限公司 | control point sensing panel and design method thereof |
| CN104714708A (en) * | 2013-12-11 | 2015-06-17 | 新益先创科技股份有限公司 | Control point sensing panel and design method thereof |
| CN103793120A (en) * | 2014-01-28 | 2014-05-14 | 北京京东方光电科技有限公司 | In cell touch panel and display device |
| CN104461201A (en) * | 2014-12-11 | 2015-03-25 | 上海天马微电子有限公司 | Touch display device and driving method thereof |
| CN104461201B (en) * | 2014-12-11 | 2018-04-06 | 上海天马微电子有限公司 | Touch display device and driving method thereof |
| CN108874201B (en) * | 2016-02-04 | 2021-06-15 | 厦门天马微电子有限公司 | Array substrate and display panel |
| CN105739787B (en) * | 2016-02-04 | 2018-06-12 | 厦门天马微电子有限公司 | A kind of array substrate and display panel |
| CN108874201A (en) * | 2016-02-04 | 2018-11-23 | 厦门天马微电子有限公司 | A kind of array substrate and display panel |
| CN105739787A (en) * | 2016-02-04 | 2016-07-06 | 厦门天马微电子有限公司 | Array substrate and display panel |
| CN107704124A (en) * | 2017-09-18 | 2018-02-16 | 云谷（固安）科技有限公司 | Touch screen and its preparation method and application |
| CN107704124B (en) * | 2017-09-18 | 2020-06-16 | 云谷（固安）科技有限公司 | Touch screen and preparation method and application thereof |
| TWI688887B (en) * | 2018-06-20 | 2020-03-21 | 奇景光電股份有限公司 | Touch panel and electrical device |
| US10712886B2 (en) | 2018-06-20 | 2020-07-14 | Himax Technologies Limited | Touch panel and electrical device |
| CN109375820A (en) * | 2018-12-06 | 2019-02-22 | 武汉华星光电半导体显示技术有限公司 | Touch device |
| WO2022078133A1 (en) * | 2020-10-13 | 2022-04-21 | 京东方科技集团股份有限公司 | Display panel and method for manufacturing same, and display apparatus |
| CN112328125A (en) * | 2020-11-27 | 2021-02-05 | 武汉华星光电半导体显示技术有限公司 | Touch display panel and display device |
| CN112578938A (en) * | 2020-12-08 | 2021-03-30 | 武汉华星光电半导体显示技术有限公司 | Display panel and display device |
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Application publication date: 20100929 |