CN109491547A - It is a kind of novel from appearance In-cell display screen touch-control structure - Google Patents
It is a kind of novel from appearance In-cell display screen touch-control structure Download PDFInfo
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- CN109491547A CN109491547A CN201811589652.8A CN201811589652A CN109491547A CN 109491547 A CN109491547 A CN 109491547A CN 201811589652 A CN201811589652 A CN 201811589652A CN 109491547 A CN109491547 A CN 109491547A
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- cabling
- touch
- pixel region
- control
- display screen
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- 230000002093 peripheral effect Effects 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 abstract description 5
- 239000002184 metal Substances 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Position Input By Displaying (AREA)
Abstract
The present invention relates to display screen touch-control fields, in particular to a kind of novel from appearance In-cell display screen touch-control structure, including false pixel region and normal pixel region, the normal pixel region corresponds to the setting of In-cell display screen touch area, the vacation pixel region is arranged in the periphery in the normal pixel region and between normal pixel region and the signal interference source of peripheral hardware, and the vacation pixel region is configured as shielding the signal interference source to the signal interference in normal pixel region.Under the basis for continuing to use existing In-cell processing procedure, by optimizing false pixel region, the false pixel region that periphery is set is set to shield signal interference of the signal interference source to normal pixel region of peripheral hardware, the influence of peripheral drive circuit and signal wire to four side touch sensing capacitances is reduced, to promote the homogeneity of touch sensing capacitance in panel.
Description
Technical field
The present invention relates to display screen touch-control fields, in particular to a kind of novel from appearance In-cell display screen touch-control structure.
Background technique
In existing LCD display technology, integrated touch function has been widely used in small-medium size panel.Pure In-
Cell touch-control display panel does the appearance display technology certainly of public electrode or touch sensing, the framework using multiplexing common electrode layer
Under touch sensing electrode because arranging position difference apart from IC chip spacing and panel, will receive signal wire, periphery sensing
The influence of device and the factors such as touch-control cabling parasitic capacitance or resistance value.Under this framework, each sensor capacitance under no touch action
Value has differences, if difference is excessive, driving IC chip will be unable to compensate difference in its face, to influence touch-control performance.Therefore,
Especially it is necessary to provide a kind of novel appearance In-cell display screen touch-control structure certainly, peripheral drive circuit and signal wire can be reduced
Influence to touch sensing capacitance.
Summary of the invention
The technical problems to be solved by the present invention are: providing a kind of novel from appearance In-cell display screen touch-control structure.It reduces
The influence of peripheral drive circuit and signal wire to touch sensing capacitance, so that it is initial to obtain capacitor in more uniform panel
Value.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention are as follows: a kind of novel from appearance In-cell display screen
Touch-control structure, including false pixel region and normal pixel region, the normal pixel region correspond to In-cell display screen Touch Zone
Domain setting, the vacation pixel region are arranged in the periphery in the normal pixel region and are located at the letter in normal pixel region and peripheral hardware
Between number interference source, the vacation pixel region is configured as shielding the signal interference source dry to the signal in normal pixel region
It disturbs.
The beneficial effects of the present invention are: under the basis for continuing to use existing In-cell processing procedure, by optimizing false pixel region
Domain enables the false pixel region that periphery is arranged in shield signal interference of the signal interference source to normal pixel region of peripheral hardware,
The influence of peripheral drive circuit and signal wire to four side touch sensing capacitances is reduced, to promote touch sensing in panel
The homogeneity of capacitance.
Detailed description of the invention
Fig. 1 is that one kind according to the present invention is novel to be shown from the display screen touch area for holding In-cell display screen touch-control structure
It is intended to；
Fig. 2 is the novel display screen from the embodiment two for holding In-cell display screen touch-control structure of one kind according to the present invention
Touch area schematic diagram；
Fig. 3 is the novel display screen from the embodiment three for holding In-cell display screen touch-control structure of one kind according to the present invention
Touch area schematic diagram；
Label declaration:
1, false pixel region；2, normal pixel region；3, public electrode cabling.
Specific embodiment
To explain the technical content, the achieved purpose and the effect of the present invention in detail, below in conjunction with embodiment and cooperate attached
Figure is explained.
The most critical design of the present invention is: the false pixel region of display area outermost is arranged to shielding periphery
The shielding ring in signal interference source reduces the influence of peripheral drive circuit or signal wire to four side touch sensings.
Fig. 1-3 is please referred to, technical solution provided by the invention:
It is a kind of novel from holding In-cell display screen touch-control structure, including false pixel region and normal pixel region, it is described just
Normal pixel region corresponds to the setting of In-cell display screen touch area, and the vacation pixel region is arranged in the normal pixel region
Periphery and between normal pixel region and the signal interference source of peripheral hardware, it is described vacation pixel region be configured as described in shielding
Signal interference of the signal interference source to normal pixel region.
As can be seen from the above description, the beneficial effects of the present invention are: under the basis for continuing to use existing In-cell processing procedure, lead to
The false pixel region of optimization is crossed, the false pixel region that periphery is set is enable to shield the signal interference source of peripheral hardware to normal pixel area
The signal interference in domain reduces the influence of peripheral drive circuit and signal wire to four side touch sensing capacitances, to promote face
The homogeneity of touch sensing capacitance in plate.
Further, the normal pixel region includes multiple first touch control units, and multiple first touch control units are in
Array arrangement, first touch control unit include first grid cabling, the first TFT device, the first touch-control cabling and the first source electrode
The source electrode of cabling, the first TFT device is connect with the first source electrode cabling, the grid of the first TFT device with it is described
The connection of first grid cabling, the first grid cabling is arranged in parallel two-by-two, and the first touch-control cabling is mutually flat two-by-two
Row setting, the first source electrode cabling is arranged in parallel two-by-two, the first touch-control cabling and the first source electrode cabling phase
It is mutually arranged in parallel, the first grid cabling is arranged in a mutually vertical manner with the first touch-control cabling；
The vacation pixel region includes multiple second touch control units, and multiple second touch control units are arranged in array, institute
Stating the second touch control unit includes second grid cabling, the 2nd TFT device, the second touch-control cabling and the second source electrode cabling, and described
The source electrode of two TFT devices is connect with the second source electrode cabling, the grid and the second grid cabling of the 2nd TFT device
Connection, the second grid cabling is arranged in parallel two-by-two, and the second touch-control cabling is arranged in parallel two-by-two, two-by-two institute
It is arranged in parallel to state the second source electrode cabling, the second touch-control cabling and the second source electrode cabling are arranged in parallel, institute
It states second grid cabling to be arranged in a mutually vertical manner with the first touch-control cabling, the second grid cabling is walked with the first grid
Line is conllinear.
Further, the normal pixel region, which is averaged, is divided into more than two regions.
Seen from the above description, normal pixel region is evenly dividing as more than two regions, display screen can be effectively improved
Pixel display effect.
Further, the false pixel region further includes public electrode cabling, the public electrode cabling and described second
Grid cabling is arranged in parallel, and the public electrode cabling is arranged in a mutually vertical manner with the second source electrode cabling.
Seen from the above description, public electrode cabling is set in false pixel region, can effectively promotes the touching of false pixel region
Control the Impedance Uniformity of electrode.
Further, the quantity of the public electrode cabling is 1.
Seen from the above description, 1 public electrode cabling is set in false pixel region, cabling mode is simpler, and energy
The touch control electrode of false pixel region is set to reach optimal impedance value.
Further, the false pixel region is divided into more than two regions.
Seen from the above description, by artifacts element region division be more than two regions can effectively shielded signal interference source to just
The signal interference of normal pixel region and the homogeneity for promoting touch sensing capacitance in panel.
Further, the region quantity range of the artifacts element region division is 1-3.
Seen from the above description, be 1-3 region by artifacts element region division, can effective shielded signal interference source to normal
The signal interference of pixel region and the homogeneity for promoting touch sensing capacitance in panel.
Further, the region quantity of the artifacts element region division is 3.
Seen from the above description, it is 3 regions by artifacts element region division, optimal shield effectiveness can be reached.
Please refer to Fig. 1, the embodiment of the present invention one are as follows:
It is a kind of novel from appearance In-cell display screen touch-control structure, including false pixel region 1 and normal pixel region 2, it is described
The corresponding In-cell display screen touch area setting in normal pixel region 1, the vacation pixel region 1 are arranged in the normal pixel
The periphery in region 2 and between normal pixel region 2 and the signal interference source of peripheral hardware, the vacation pixel region 1 are configured as
The signal interference source is shielded to the signal interference in normal pixel region.
The normal pixel region 2, which is averaged, is divided into more than two regions, and the normal pixel region 2 includes multiple the
One touch control unit, multiple first touch control units are arranged in array, and first touch control unit includes first grid cabling,
One TFT device, the first touch-control cabling and the first source electrode cabling, the source electrode and the first source electrode cabling of the first TFT device
Connection, the grid of the first TFT device are connect with the first grid cabling, and the first grid cabling is parallel to each other two-by-two
Setting, the first touch-control cabling is arranged in parallel two-by-two, and the first source electrode cabling is arranged in parallel two-by-two, and described the
One touch-control cabling and the first source electrode cabling are arranged in parallel, the first grid cabling and the first touch-control cabling phase
Mutually it is vertically arranged；
The vacation pixel region 1 includes multiple second touch control units, and multiple second touch control units are arranged in array, institute
Stating the second touch control unit includes second grid cabling, the 2nd TFT device, the second touch-control cabling and the second source electrode cabling, and described
The source electrode of two TFT devices is connect with the second source electrode cabling, the grid and the second grid cabling of the 2nd TFT device
Connection, the second grid cabling is arranged in parallel two-by-two, and the second touch-control cabling is arranged in parallel two-by-two, two-by-two institute
It is arranged in parallel to state the second source electrode cabling, the second touch-control cabling and the second source electrode cabling are arranged in parallel, institute
It states second grid cabling to be arranged in a mutually vertical manner with the first touch-control cabling, the second grid cabling is walked with the first grid
Line is conllinear.
The vacation pixel region is provided with public electrode, and the public electrode corresponds to liquid crystal display (LCD) making technology
The common electrode layer of step, the LCD processing steps are as follows:
One glassy layer is provided, gate insulating layer is covered on glass layer；
Semi-conductor layer is formed, and the semiconductor layer is covered in gate insulator layer surface；
A second insulating layer is formed, the second insulating layer is covered in semiconductor layer surface；
A third insulating layer is formed, the third insulating layer is covered in second insulating layer surface；
A planarization layer is formed, the planarization layer is covered in third surface of insulating layer；
One the 4th insulating layer is formed, the 4th insulating layer is covered in planarization layer surface；
A third metal layer is formed, the third metal layer is covered in the 4th surface of insulating layer；
A common electrode layer is formed, the common electrode layer is covered in third layer on surface of metal；
One the 6th insulating layer is formed, the 6th insulating layer is covered in public electrode layer surface；
A show electrode layer is formed, the show electrode layer is covered in the 6th surface of insulating layer.
It is all by plated film, cleaning, light blockage coating, exposure, development, etching and photoetching in making technology manufacturing process
The processing steps such as glue removing apply corresponding structure sheaf.
Referring to figure 2., the embodiment of the present invention two are as follows:
Embodiment two is with embodiment one the difference is that the false pixel region 1 of embodiment two further includes a common electrical
Pole cabling 3, the public electrode cabling 3 and the second grid cabling are arranged in parallel, the public electrode cabling 3 and institute
The second source electrode cabling is stated to be arranged in a mutually vertical manner.
Referring to figure 3., the embodiment of the present invention three are as follows:
Embodiment three is with embodiment two the difference is that the false pixel region 1 of embodiment three is divided into two or more
Region, the region quantity range that the vacation pixel region 1 divides is 1-3, and the vacation pixel region 1 divides the preferred number in region
Amount is 3.
In conclusion one kind provided by the invention is novel from In-cell display screen touch-control structure is held, existing In- is being continued to use
Under the basis of cell processing procedure, by optimizing false pixel region, the false pixel region that periphery is set is enable to shield the letter of peripheral hardware
Number interference source reduces peripheral drive circuit and signal wire to four side touch sensing capacitors to the signal interference in normal pixel region
The influence of value, to promote the homogeneity of touch sensing capacitance in panel.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalents made by bright specification and accompanying drawing content are applied directly or indirectly in relevant technical field, similarly include
In scope of patent protection of the invention.
Claims (8)
1. a kind of novel from appearance In-cell display screen touch-control structure, which is characterized in that including false pixel region and normal pixel area
Domain, the normal pixel region correspond to the setting of In-cell display screen touch area, and the vacation pixel region setting is described normal
The periphery of pixel region and between normal pixel region and the signal interference source of peripheral hardware, the vacation pixel region are configured as
The signal interference source is shielded to the signal interference in normal pixel region.
2. according to claim 1 novel from appearance In-cell display screen touch-control structure, which is characterized in that the normal picture
Plain region includes multiple first touch control units, and multiple first touch control units are arranged in array, the first touch control unit packet
Include first grid cabling, the first TFT device, the first touch-control cabling and the first source electrode cabling, the source electrode of the first TFT device with
First source electrode cabling connection, the grid of the first TFT device are connect with the first grid cabling, and two-by-two described first
Grid cabling is arranged in parallel, and the first touch-control cabling is arranged in parallel two-by-two, two-by-two the first source electrode cabling phase
Mutually be arranged in parallel, the first touch-control cabling and the first source electrode cabling are arranged in parallel, the first grid cabling with
The first touch-control cabling is arranged in a mutually vertical manner；
The vacation pixel region includes multiple second touch control units, and multiple second touch control units are arranged in array, and described the
Two touch control units include second grid cabling, the 2nd TFT device, the second touch-control cabling and the second source electrode cabling, the 2nd TFT
The source electrode of device is connect with the second source electrode cabling, and the grid of the 2nd TFT device is connect with the second grid cabling,
The second grid cabling is arranged in parallel two-by-two, and the second touch-control cabling is arranged in parallel two-by-two, and two-by-two described
Two source electrode cablings are arranged in parallel, and the second touch-control cabling and the second source electrode cabling are arranged in parallel, and described
Two grid cablings are arranged in a mutually vertical manner with the first touch-control cabling, and the second grid cabling and the first grid cabling are total
Line.
3. according to claim 2 novel from appearance In-cell display screen touch-control structure, which is characterized in that the normal picture
Plain region, which is averaged, is divided into more than two regions.
4. according to claim 2 novel from appearance In-cell display screen touch-control structure, which is characterized in that the artifacts element
Region further includes public electrode cabling, and the public electrode cabling and the second grid cabling are arranged in parallel, the public affairs
Common electrode cabling is arranged in a mutually vertical manner with the second source electrode cabling.
5. according to claim 4 novel from appearance In-cell display screen touch-control structure, which is characterized in that the common electrical
The quantity of pole cabling is 1.
6. according to claim 4 novel from appearance In-cell display screen touch-control structure, which is characterized in that the artifacts element
Region is divided into more than two regions.
7. according to claim 6 novel from appearance In-cell display screen touch-control structure, which is characterized in that the artifacts element
The region quantity range of region division is 1-3.
8. according to claim 7 novel from appearance In-cell display screen touch-control structure, which is characterized in that the artifacts element
The region quantity of region division is 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811589652.8A CN109491547B (en) | 2018-12-25 | 2018-12-25 | Touch structure of self-contained In-cell display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811589652.8A CN109491547B (en) | 2018-12-25 | 2018-12-25 | Touch structure of self-contained In-cell display screen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109491547A true CN109491547A (en) | 2019-03-19 |
| CN109491547B CN109491547B (en) | 2024-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811589652.8A Active CN109491547B (en) | 2018-12-25 | 2018-12-25 | Touch structure of self-contained In-cell display screen |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150294987A1 (en) * | 2014-04-09 | 2015-10-15 | Xiamen Tianma Micro-Electronics Co., Ltd. | Tft array substrate, display panel and display device |
| US20160274715A1 (en) * | 2014-05-30 | 2016-09-22 | Boe Technology Group Co., Ltd. | In-cell touch panel and display device |
| CN106095190A (en) * | 2016-06-29 | 2016-11-09 | 南京中电熊猫液晶显示科技有限公司 | In cell touch-control display panel and display packing thereof and manufacture method |
| CN106707591A (en) * | 2017-02-28 | 2017-05-24 | 上海天马微电子有限公司 | Array substrate, display panel and display device |
| KR20170081068A (en) * | 2015-12-31 | 2017-07-11 | 엘지디스플레이 주식회사 | Touch sensor integrated type display device |
| US20180232086A1 (en) * | 2017-01-06 | 2018-08-16 | Wuhan China Star Optoelectronics Technology Co., Ltd. | In-cell touch display panel and electronic device |
| US20180292693A1 (en) * | 2016-12-27 | 2018-10-11 | Wuhan China Star Optoelectronics Technology Co., Ltd. | A display panel and an array substrate thereof |
| CN209460742U (en) * | 2018-12-25 | 2019-10-01 | 福建华佳彩有限公司 | It is a kind of novel from appearance In-cell display screen touch-control structure |
-
2018
- 2018-12-25 CN CN201811589652.8A patent/CN109491547B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150294987A1 (en) * | 2014-04-09 | 2015-10-15 | Xiamen Tianma Micro-Electronics Co., Ltd. | Tft array substrate, display panel and display device |
| US20160274715A1 (en) * | 2014-05-30 | 2016-09-22 | Boe Technology Group Co., Ltd. | In-cell touch panel and display device |
| KR20170081068A (en) * | 2015-12-31 | 2017-07-11 | 엘지디스플레이 주식회사 | Touch sensor integrated type display device |
| CN106095190A (en) * | 2016-06-29 | 2016-11-09 | 南京中电熊猫液晶显示科技有限公司 | In cell touch-control display panel and display packing thereof and manufacture method |
| US20180292693A1 (en) * | 2016-12-27 | 2018-10-11 | Wuhan China Star Optoelectronics Technology Co., Ltd. | A display panel and an array substrate thereof |
| US20180232086A1 (en) * | 2017-01-06 | 2018-08-16 | Wuhan China Star Optoelectronics Technology Co., Ltd. | In-cell touch display panel and electronic device |
| CN106707591A (en) * | 2017-02-28 | 2017-05-24 | 上海天马微电子有限公司 | Array substrate, display panel and display device |
| CN209460742U (en) * | 2018-12-25 | 2019-10-01 | 福建华佳彩有限公司 | It is a kind of novel from appearance In-cell display screen touch-control structure |
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| CN109491547B (en) | 2024-04-12 |
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