CN106292022A - In-cell touch display panel - Google Patents
In-cell touch display panel Download PDFInfo
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- CN106292022A CN106292022A CN201510281291.0A CN201510281291A CN106292022A CN 106292022 A CN106292022 A CN 106292022A CN 201510281291 A CN201510281291 A CN 201510281291A CN 106292022 A CN106292022 A CN 106292022A
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- control electrode
- touch control
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- edge
- display panel
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/13338—Input devices, e.g. touch panels
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- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Position Input By Displaying (AREA)
- Liquid Crystal (AREA)
Abstract
The present invention relates to a kind of In-cell touch display panel.This In-cell touch display panel includes the touch-control conductive layer being positioned at this In-cell touch display panel, this In-cell touch display panel also includes viewing area and is positioned at the non-display area outside this viewing area, this viewing area includes main viewing area and is positioned at the viewing area, edge outside this viewing area, and this touch-control conductive layer includes the main touch control electrode being positioned at this main viewing area and is positioned at the edge touch control electrode of this viewing area, edge.This edge touch control electrode be smaller in size than this main touch control electrode.The user experience of this In-cell touch display panel is preferable.
Description
Technical field
The present invention relates to a kind of In-cell touch display panel.
Background technology
In-cell touch display panel generally includes display floater and is arranged at the touch control electrode layer in this display floater, but, owing to the electrode at the viewing area of display floater and non-display area and wiring differences are bigger, this touch control electrode layer touch-control sensitivity and accuracy in viewing area with the position of this non-display area intersection may be caused to decline, affect the user experience of this In-cell touch display panel.
Summary of the invention
In view of this, the present invention provides a kind of user experience preferably In-cell touch display panel.
A kind of In-cell touch display panel, it touch-control conductive layer including being positioned at this In-cell touch display panel, this In-cell touch display panel also includes viewing area and is positioned at the non-display area outside this viewing area, this viewing area includes main viewing area and is positioned at the viewing area, edge outside this viewing area, this touch-control conductive layer includes the main touch control electrode being positioned at this main viewing area and is positioned at the edge touch control electrode of this viewing area, edge, wherein, this edge touch control electrode be smaller in size than this main touch control electrode.
Compared to prior art, in this viewing area, the edge touch control electrode less than the main touch control electrode size of main viewing area is set with non-display area neighboring edge viewing area, touch-control sensitivity and the accuracy of this viewing area, edge can be improved, improve the user experience of this In-cell touch display panel.
Accompanying drawing explanation
Fig. 1 is the perspective view of In-cell touch display panel the first embodiment of the present invention.
Fig. 2 is the planar structure schematic diagram of the touch control electrode layer of In-cell touch display panel shown in Fig. 1.
Fig. 3 is thin film transistor (TFT) and the planar structure schematic diagram of driving wiring layer thereof of In-cell touch display panel shown in Fig. 1.
Fig. 4 shows the perspective view of In-cell touch display panel the second embodiment of the present invention.
Main element symbol description
In-cell touch display panel 100,200
First substrate 110,210
Second substrate 120,220
Liquid crystal layer 130,230
Touch control electrode layer 140,240
First substrate 111,221
Chromatic filter layer 112,222
First polaroid 113,223
Second substrate 121,221
Thin film transistor (TFT) and driving wiring layer 122,222
First insulating barrier 123,223
Touch control electrode layer 140,240
Second insulating barrier 124,224
Metal carbonyl conducting layer 125,249
3rd insulating barrier 126,225
Pixel electrode layer 127,227
Second polaroid 128,228
Viewing area 150
Non-display area 160
Drive circuit 170
Main viewing area 151
Viewing area, edge 152
Main touch control electrode 141
Edge touch control electrode 142
First direction X
Second direction Y
Through hole 1241
Metal carbonyl conducting layer 125
Plain conductor 1251
First edge touch control electrode 142a
Second edge touch control electrode 142b
Second edge touch control electrode 142c
Scan line 1221
Data wire 1222
Thin film transistor (TFT) 1223
Pixel electrode 1271
4th insulating barrier 226
Common electrode layer 229
Following detailed description of the invention will further illustrate the present invention in conjunction with above-mentioned accompanying drawing.
Detailed description of the invention
Refer to the perspective view that Fig. 1, Fig. 1 are In-cell touch display panel 100 first embodiments of the present invention.This In-cell touch display panel 100 includes first substrate 110, second substrate 120 and is sandwiched in the liquid crystal layer 130 between this first substrate 110 and this second substrate 120.Preferentially, this first substrate 110 is colored filter substrate, and this second substrate 120 is thin film transistor base plate.This In-cell touch display panel 100 also includes that one is arranged at this touch control electrode layer 140 within In-cell touch display panel 100.Specifically, this touch control electrode layer 140 can be formed on this second substrate 120, i.e. on this thin film transistor base plate
This first substrate 110 can include the first substrate 111, the chromatic filter layer 112 formed in this first substrate 111 and be arranged at the first polaroid 113 outside this first substrate 110.nullThis second substrate 120 can include the second substrate 121、It is arranged at this second substrate 121 and adjacent to the thin film transistor (TFT) of this liquid crystal layer 130 side and drives wiring layer 122、Arrange and this thin film transistor (TFT) and the driving wiring layer 122 first insulating barrier 123 adjacent to this liquid crystal layer 130 side、It is arranged at this first insulating barrier 123 touch control electrode layer 140 adjacent to this liquid crystal layer 130 side、It is arranged at this touch control electrode layer 140 second insulating barrier 124 adjacent to this liquid crystal layer 130 side、It is arranged at this second insulating barrier 124 metal carbonyl conducting layer 125 adjacent to this liquid crystal layer 130、It is arranged at this metal carbonyl conducting layer 125 the 3rd insulating barrier 126 adjacent to this liquid crystal layer 130 side、It is arranged at the 3rd insulating barrier 126 pixel electrode layer 127 adjacent to this liquid crystal layer 130 side、And it is arranged at this first substrate 121 second polaroid 128 away from this liquid crystal layer 130 side.This touch control electrode layer 140 serves not only as the pixel control layer of this In-cell touch display panel 100, also as the common electrode layer of this embedded display floater 100, drive liquid crystal layer 130 to show picture with coordinating pixel electrode layer 127, specifically, this touch control electrode layer 140 can be applied touch sense signals and common electrode signal by timesharing.
Refer to the planar structure schematic diagram that Fig. 2, Fig. 2 are the touch control electrode layers of In-cell touch display panel 100 shown in Fig. 1.This In-cell touch display panel 100 also includes viewing area 150, is positioned at the non-display area 160 outside this viewing area 150 and is arranged at the drive circuit 170 of this non-display area 160.Further, this viewing area 150 can be divided into main viewing area 151 and be positioned at the viewing area, edge 152 outside this viewing area 150.This touch-control conductive layer 140 includes being positioned at the main touch control electrode 141 of this main viewing area 150 and being positioned at the edge touch control electrode 142 of this viewing area, edge 152, wherein, this edge touch control electrode 142 be smaller in size than this main touch control electrode 141.
Specifically, this main touch control electrode 141 is arranged in arrays, the direction defining this row matrix place is first direction X, and the direction at this rectangular array place is second direction Y, and this edge touch control electrode 142 includes going together the first edge touch control electrode 142a arranged along this first direction X and this main touch control electrode 141.This first edge touch control electrode 142a is less than this main touch control electrode 141 width along this first direction X along the width of this first direction X.This first edge touch control electrode 142a is equal to this main touch control electrode 141 width along this second direction Y along the width of this second direction Y.Preferably, this first edge touch control electrode 142a is 1.5 millimeters along the width of this first direction X, and this first edge touch control electrode 142a and this main touch control electrode 141 are 5 millimeters along the width of this second direction Y.Additionally, the spacing between this main touch control electrode 141 can be the most identical, and more than the spacing between this first edge touch control electrode 142a and this main touch control electrode 141.
This edge touch control electrode 142 also includes the second edge touch control electrode 142b arranged along this second direction Y with this main touch control electrode 141 same column, and this second edge touch control electrode 142b is less than this main touch control electrode 141 width along this second direction Y along the width of this second direction Y.This second edge touch control electrode 142b is equal to this main touch control electrode 141 width along this first direction X along the width of this first direction X.In present embodiment, this second edge touch control electrode 142b is 1.5 millimeters along the width of this second direction Y, and this second edge touch control electrode 142b and this main touch control electrode 141 are 5 millimeters along the width of this first direction X.Additionally, the spacing between this main touch control electrode 141 can be more than the spacing between this second edge touch control electrode 142b and this main touch control electrode 141.
Further, this edge touch control electrode 142 also includes the 3rd edge touch control electrode 142c being positioned at this viewing area, edge 152 corner.3rd edge touch control electrode 142c is less than this first edge touch control electrode 142a width along this first direction X along the width of this first direction X.3rd edge touch control electrode 142c is equal to this second edge touch control electrode 142b width along this second direction Y along the width of this second direction Y.Preferably, the 3rd edge touch control electrode 142c is 1.5 millimeters along the width of this first direction X and this second direction Y.
This metal carbonyl conducting layer 125 electrically connects by being positioned at the through hole 1241 of this second insulating barrier 124 with this touch control electrode layer 140, this metal carbonyl conducting layer 125 includes that a plurality of plain conductor 1251, each main touch control electrode 141 and each edge touch control electrode 142 are all connected to drive circuit 170 by a plain conductor 1251.This drive circuit 170 can be to be arranged on the non-display area 160 of this second substrate 120 by technology such as COG, and this drive circuit 170 applies touching signals and public voltage signal to this main touch control electrode 141 and edge touch control electrode 142 for timesharing.
Refer to thin film transistor (TFT) and the planar structure schematic diagram of driving wiring layer 122 thereof that Fig. 3, Fig. 3 are In-cell touch display panel 100 shown in Fig. 1.It is appreciated that this thin film transistor (TFT) and the scan line 1221 driving wiring layer 122 to include that X in the first direction extends thereof, extends along this second direction Y and the data wire 1222 that intersect vertically insulated with this scan line 1221 and be positioned at the thin film transistor (TFT) 1223 of this scan line 1221 and data wire 1222 infall.The grid of this thin film transistor (TFT) 1223 is connected to the scan line 1221 of correspondence, and source electrode is connected to the data wire 1222 of correspondence, and drain electrode is electrically connected to this pixel electrode layer 127.Wherein this pixel electrode layer 127 includes multiple pixel electrode 1271 arranged in arrays, and each drain electrode correspondence is electrically connected to one of them pixel electrode 1271.This scan line 1221 and this data wire 1222 are also electrically connected to this drive circuit 170.This drive circuit 170 can be to integrate touch-control and the IC chip of display function, to this thin film transistor (TFT) for applying display drive signals and drive wiring layer 122 and apply public voltage signal or touching signals to this touch control electrode layer 140, so that this In-cell touch display panel 100 realizes display and touch controllable function.It is appreciated that the drain electrode of this thin film transistor (TFT) 1223 can sequentially electrically connect with corresponding pixel electrode 1271 via the through hole (not shown) in this first insulating barrier 123, second insulating barrier 124 and the 3rd insulating barrier 126.
Refer to the perspective view that Fig. 4, Fig. 4 are In-cell touch display panel 200 second embodiments of the present invention.This In-cell touch display panel 200 includes first substrate 210, second substrate 120 and is sandwiched in the liquid crystal layer 230 between this first substrate 210 and this second substrate 220.Preferentially, this first substrate 210 is colored filter substrate, and this second substrate 220 is thin film transistor base plate.This In-cell touch display panel 200 also includes that one is arranged at this touch control electrode layer 240 within In-cell touch display panel 200.Specifically, this touch control electrode layer 240 can be formed on this second substrate 220, i.e. on this thin film transistor base plate
This first substrate 210 can include the first substrate 211, the chromatic filter layer 212 formed in this first substrate 211 and be arranged at the first polaroid 213 outside this first substrate 210.nullThis second substrate 220 can include the second substrate 221、It is arranged at this second substrate 221 and adjacent to the thin film transistor (TFT) of this liquid crystal layer 230 side and drives wiring layer 222、Arrange and this thin film transistor (TFT) and the driving wiring layer 222 first insulating barrier 223 adjacent to this liquid crystal layer 230 side、It is arranged at this first insulating barrier 223 common electrode layer 229 adjacent to this liquid crystal layer side、It is arranged at this common electrode layer 229 second insulating barrier 224 adjacent to this liquid crystal layer 230 side、It is arranged at this second insulating barrier 224 pixel electrode layer 227 adjacent to this liquid crystal layer 230 side、It is arranged at this pixel electrode 227 the 3rd insulating barrier 225 adjacent to this liquid crystal layer 230 side、It is arranged at the 3rd insulating barrier 225 touch control electrode layer 240 adjacent to this pixel electrode 227 side、It is arranged at this touch control electrode layer 240 adjacent to this liquid crystal layer 230 side the 4th insulating barrier 226、And it is arranged at the 4th insulating barrier 226 metal carbonyl conducting layer 249 adjacent to this liquid crystal layer 230 side、And it is arranged at this first substrate 221 second polaroid 228 away from this liquid crystal layer 230 side.
Wherein, this common electrode layer 229 is used for coordinating this pixel electrode layer 227 to show picture.The touch that this touch control electrode layer 240 is applied in this In-cell touch display panel 200 for detecting.The concrete structure of this touch control electrode layer 240 is essentially identical with touch control electrode layer 140 structure shown in Fig. 2, the most just repeats no more its structure, and this metal carbonyl conducting layer 249 is for being connected to drive circuit by multiple touch control electrode of this touch control electrode layer 240.This thin film transistor (TFT) and driving wiring layer 222 are essentially identical with the thin film transistor (TFT) shown in Fig. 3 and driving wiring layer 1222 structure, the most also repeat no more its structure.
Compared to prior art, in this viewing area 150, the edge touch control electrode 142 less than main touch control electrode 141 size of main viewing area 151 is set with non-display area 160 neighboring edge viewing area 152, touch-control sensitivity and the accuracy of this viewing area, edge 152 can be improved, improve the user experience property of this In-cell touch display panel 100 and 200.
Claims (10)
1. an In-cell touch display panel, it touch-control conductive layer including being positioned at this In-cell touch display panel, this In-cell touch display panel also includes viewing area and is positioned at the non-display area outside this viewing area, this viewing area includes main viewing area and is positioned at the viewing area, edge outside this viewing area, this touch-control conductive layer includes the main touch control electrode being positioned at this main viewing area and is positioned at the edge touch control electrode of this viewing area, edge, it is characterised in that: this edge touch control electrode be smaller in size than this main touch control electrode.
2. In-cell touch display panel as claimed in claim 1, it is characterized in that: this main touch control electrode is arranged in arrays, the direction defining this row matrix place is first direction, the direction at this rectangular array place is second direction, this edge touch control electrode includes going together the first edge touch control electrode arranged along this first direction and this main touch control electrode, this first edge touch control electrode along the width of this first direction less than this main touch control electrode along the width of this first direction.
3. In-cell touch display panel as claimed in claim 2, it is characterized in that: this first edge touch control electrode is equal to this main touch control electrode width along this second direction along the width of this second direction, this the first edge touch control electrode is 1.5 millimeters along the width of this first direction, and this first edge touch control electrode and this main touch control electrode are 5 millimeters along the width of this second direction.
4. the In-cell touch display panel as described in claim the 2nd, wherein, this edge touch control electrode includes the second edge touch control electrode arranged along this second direction with this main touch control electrode same column, and this second edge touch control electrode is less than this main touch control electrode width along this second direction along the width of this second direction.
5. In-cell touch display panel as claimed in claim 4, it is characterized in that: this second edge touch control electrode is equal to this main touch control electrode width along this first direction along the width of this first direction, this the second edge touch control electrode is 1.5 millimeters along the width of this second direction, and this second edge touch control electrode and this main touch control electrode are 5 millimeters along the width of this first direction.
6. In-cell touch display panel as claimed in claim 4, it is characterized in that: this edge touch control electrode also includes being positioned at the 3rd edge touch control electrode of this viewing area, edge corner, the 3rd edge touch control electrode is respectively less than this main touch control electrode along this second direction or width in a second direction along the width of this first direction and second direction.
7. In-cell touch display panel as claimed in claim 1, it is characterized in that: this display floater includes first substrate, second substrate and is sandwiched in the display dielectric layer between this first substrate and this second substrate, this second substrate is thin film transistor base plate, and this touch control electrode layer is arranged on this thin film transistor base plate.
8. In-cell touch display panel as claimed in claim 7, it is characterised in that: this touch control electrode layer is also as the common electrode layer of this display floater, and this touch control electrode layer is applied touch sense signals and common electrode signal by timesharing.
9. In-cell touch display panel as claimed in claim 7, it is characterized in that: this second substrate includes substrate, it is arranged at this substrate and adjacent to the thin film transistor (TFT) of this liquid crystal layer side and drives wiring layer, arrange with this thin film transistor (TFT) and drive wiring layer adjacent to this liquid crystal layer side and with this thin film transistor (TFT) and drive wiring layer insulation arrange touch control electrode layer, it is arranged at the insulating barrier on this touch control electrode layer and metal carbonyl conducting layer, be arranged at this metal carbonyl conducting layer adjacent to this liquid crystal layer side and with this metal carbonyl conducting layer insulation arrange pixel electrode layer, this metal carbonyl conducting layer is electrically connected by the through hole of this insulating barrier with this touch control electrode layer, this metal carbonyl conducting layer includes a plurality of plain conductor, each main touch control electrode and each edge touch control electrode are all connected to drive circuit by a plain conductor.
null10. In-cell touch display panel as claimed in claim 7，It is characterized in that: this second substrate includes substrate、It is arranged at this substrate and adjacent to the thin film transistor (TFT) of this liquid crystal layer side and drives wiring layer、Arrange with this thin film transistor (TFT) and drive wiring layer adjacent to this liquid crystal layer side and with this thin film transistor (TFT) and drive wiring layer insulation arrange common electrode layer、Be arranged at this common electrode layer adjacent to this liquid crystal layer side and with this common electrode layer insulation arrange pixel electrode layer、Be arranged at this pixel electrode adjacent to this liquid crystal layer side and with this pixel electrode insulation arrange touch control electrode layer、It is arranged at the insulating barrier on this touch control electrode layer and metal carbonyl conducting layer，This metal carbonyl conducting layer is electrically connected by the through hole of this insulating barrier with this touch control electrode layer，This metal carbonyl conducting layer includes a plurality of plain conductor，Each main touch control electrode and each edge touch control electrode are all connected to drive circuit by a plain conductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510281291.0A CN106292022A (en) | 2015-05-28 | 2015-05-28 | In-cell touch display panel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510281291.0A CN106292022A (en) | 2015-05-28 | 2015-05-28 | In-cell touch display panel |
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| Publication Number | Publication Date |
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| CN106292022A true CN106292022A (en) | 2017-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510281291.0A Pending CN106292022A (en) | 2015-05-28 | 2015-05-28 | In-cell touch display panel |
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| CN (1) | CN106292022A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107085481A (en) * | 2017-04-21 | 2017-08-22 | 厦门天马微电子有限公司 | Array base palte, touch-control display panel and display device |
| WO2022257102A1 (en) * | 2021-06-07 | 2022-12-15 | 武汉华星光电半导体显示技术有限公司 | Touch display panel |
| WO2023108768A1 (en) * | 2021-12-16 | 2023-06-22 | 深圳市华星光电半导体显示技术有限公司 | Mini led touch panel, and driving method and manufacturing method therefor |
| US11861098B2 (en) | 2021-06-07 | 2024-01-02 | Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | Touch display panel |
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