CN108459427B - Electrostatic discharge structure, liquid crystal display panel and display - Google Patents
Electrostatic discharge structure, liquid crystal display panel and display Download PDFInfo
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- CN108459427B CN108459427B CN201810235522.8A CN201810235522A CN108459427B CN 108459427 B CN108459427 B CN 108459427B CN 201810235522 A CN201810235522 A CN 201810235522A CN 108459427 B CN108459427 B CN 108459427B
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- display panel
- tft substrate
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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
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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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- 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
- G02F2202/00—Materials and properties
- G02F2202/22—Antistatic materials or arrangements
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
Abstract
The embodiment of the invention relates to the technical field of display devices, in particular to an electrostatic discharge structure, a liquid crystal display panel and a display. It can be seen that through set up the line of walking that adopts conducting material to make on the high resistance membrane to walk the line and be connected with the ground pin of TFT base plate through conducting resin, thereby can release accumulational static on the TFT base plate fast, consequently, can not pile up too much static on the TFT base plate, thereby make liquid crystal display panel and display be difficult to receive the influence of external electric field, liquid crystal display panel and display can not appear because of receiving the influence of external electric field promptly, lead to showing the unusual problem of colour.
Description
Technical Field
The embodiment of the invention relates to the technical field of display devices, in particular to an electrostatic discharge structure, a liquid crystal display panel and a display.
Background
The touch screen is an important component of electronic equipment such as a mobile phone, a tablet computer and an electronic book. At present, a touch screen can be generally divided into: In-Cell (On-Cell) and In-Cell (In-Cell). The On-Cell (On-Cell) is a method for embedding a touch panel between a color film substrate and a polarizer of a display screen, that is, a touch sensor is arranged On a liquid crystal panel, and the touch sensor has a thicker thickness due to the addition of a touch layer, so that the problems of color unevenness and the like are easily caused during touch control. The embedded type is a method for embedding touch panel functions into liquid crystal pixels, namely, the touch sensor functions are embedded into the display screen, so that the overall thickness of the module can be reduced, the manufacturing cost of the touch screen can be greatly reduced, and the embedded type touch screen is favored by various large panel manufacturers.
An existing embedded product can plate a very thin high-resistance film on a color film substrate, and mainly aims to conduct away static electricity on a TFT circuit substrate under the condition that signals of a touch sensor penetrate through the high-resistance film to achieve a touch function.
Disclosure of Invention
The embodiment of the invention provides an electrostatic discharge structure, a liquid crystal display panel and a display, so that excessive static electricity cannot be accumulated on a TFT substrate, and the problem of abnormal display color caused by the fact that the liquid crystal display panel and the display are not influenced by an external electric field is solved.
The embodiment of the invention provides an electrostatic discharge structure, which is used on a display panel with a TFT (thin film transistor) substrate, and comprises a high-resistance film, wherein the high-resistance film is attached on the display panel, a wire made of a conductive material is arranged on the high-resistance film, and the wire is connected with a grounding pin of the TFT substrate through a conductive adhesive.
Preferably, the display panel further includes a color film substrate disposed opposite to the TFT substrate, and a plurality of touch sensors are disposed between the TFT substrate and the color film substrate.
Preferably, the spacing distance between the traces is smaller than the sum of the distance between the touch sensors and the width of the touch sensors.
Preferably, the trace is disposed between the blue pixel and the red pixel of the color film substrate.
Preferably, at least one transverse trace is further disposed in the non-display area of the display panel to connect the trace in the non-display area.
Preferably, the conductive material is metal.
Preferably, the wire is a nano silver wire or an aluminum wire.
An embodiment of the present invention further provides a liquid crystal display panel, which at least includes: the liquid crystal display panel comprises a TFT substrate, a color film substrate arranged opposite to the TFT substrate, and a liquid crystal layer positioned between the TFT substrate and the color film substrate; the color film substrate is covered with a layer of high-resistance film, a wire made of a conductive material is arranged on the high-resistance film, and the wire is connected with a grounding pin of the TFT substrate through a conductive adhesive.
Preferably, a plurality of touch sensors are further disposed between the TFT substrate and the color film substrate, and the interval between the traces is smaller than the sum of the distance between the touch sensors and the width of the touch sensors.
The embodiment of the invention also provides a display, and the display panel of the display adopts the liquid crystal display panel.
According to the above, the electrostatic discharge structure, the liquid crystal display panel and the display provided by the above embodiments, the electrostatic discharge structure includes the high-resistance film, the high-resistance film is attached to the display panel, the high-resistance film is provided with the routing wire made of the conductive material, and the routing wire is connected with the ground pin of the TFT substrate through the conductive adhesive. It can be seen that through set up the line of walking that adopts conducting material to make on the high resistance membrane to walk the line and be connected with the ground pin of TFT base plate through conducting resin, thereby can release accumulational static on the TFT base plate fast, consequently, can not pile up too much static on the TFT base plate, thereby make liquid crystal display panel and display be difficult to receive the influence of external electric field, liquid crystal display panel and display can not appear because of receiving the influence of external electric field promptly, lead to showing the unusual problem of colour.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings that are required to be used in the description of the embodiments will be briefly described below.
Fig. 1 is a schematic structural diagram of an electrostatic discharge structure according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a display panel according to an embodiment of the present invention;
fig. 3 is a schematic view of a pixel structure of a color filter substrate according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Fig. 1 exemplarily shows a structural schematic diagram of an electrostatic discharge structure provided by an embodiment of the present invention, as shown in fig. 1, the electrostatic discharge structure provided by the embodiment of the present invention is used for a display panel 1 having a TFT substrate, the electrostatic discharge structure includes a high-resistance film 2, the high-resistance film 2 is attached on the display panel 1, a trace 3 made of a conductive material is disposed on the high-resistance film 2, and the trace 3 is connected to a ground pin 5 of the TFT substrate through a conductive adhesive 4.
Optionally, the display panel 1 may further include a color filter substrate 12 disposed opposite to the TFT substrate 11, and a plurality of touch sensors 13 are further disposed between the TFT substrate 11 and the color filter substrate 12, referring to fig. 2.
Optionally, the distance between the traces may be smaller than the sum of the distance between the touch sensors and the width of the touch sensor, so as to ensure that at least one trace is disposed on each touch sensor, thereby further reducing the influence of static electricity on the TFT substrate on the touch sensor, where the sum of the distance between the touch sensors and the width of the touch sensor may be referred to as a distance "L" in fig. 2.
Due to the sensitivity of human eyes to the green pixels and the reason that the luminance of the green pixels is 5 times or more of that of other pixels, in order to reduce the influence on the visibility of the image, the trace 3 may be further disposed between the blue pixels 121 and the red pixels 122 of the color film substrate, so that the trace 3 avoids the green pixels, as shown in fig. 3.
In order to reduce the probability of disconnection of the wiring on the high-resistance film and further influence the electrostatic discharge on the TFT substrate, at least one transverse line may be further disposed in the non-display area of the display panel for connecting the wiring in the non-display area.
In order to release static electricity on the TFT substrate more quickly, the conductive material may be metal, and when the conductive material is metal, the trace 3 is a metal trace.
In order to further accelerate the electrostatic discharge on the TFT substrate, the traces 3 may be nano silver traces or aluminum traces.
According to the above, the wiring made of the conductive material is arranged on the high-resistance film, and the wiring is connected with the grounding pin of the TFT substrate through the conductive adhesive, so that static electricity accumulated on the TFT substrate can be rapidly released, and therefore excessive static electricity cannot be accumulated on the TFT substrate, so that a product using the electrostatic discharge structure is not easily affected by an external electric field, and the problem of abnormal display color caused by the influence of the external electric field cannot occur in the product using the electrostatic discharge structure. In addition, because excessive static electricity cannot be accumulated on the TFT substrate, mutual interference between the touch sensors can be reduced, and the touch sensitivity can be improved.
Based on the same technical concept, an embodiment of the present invention further provides a liquid crystal display panel, which at least includes: the TFT substrate, a color film substrate arranged opposite to the TFT substrate and a liquid crystal layer positioned between the TFT substrate and the color film substrate; the TFT substrate comprises a TFT substrate, a color film substrate and a TFT substrate, wherein the color film substrate is covered with a layer of high-resistance film, the high-resistance film is provided with a wire made of a conductive material, and the wire is connected with a grounding pin of the TFT substrate through a conductive adhesive.
Optionally, a plurality of touch sensors may be further disposed between the TFT substrate and the color film substrate, and in order to further reduce the influence of static electricity on the TFT substrate on the touch sensors, at least one trace may be disposed on each touch sensor by making a distance between the traces smaller than a sum of a distance between the touch sensors and a width of the touch sensor, so as to further reduce the influence of static electricity on the TFT substrate on the touch sensors, where the sum of the distance between the touch sensors and the width of the touch sensors may be referred to as a distance "L" in fig. 2.
Based on the liquid crystal display panel provided by the above embodiment, an embodiment of the present invention further provides a display including the liquid crystal display panel provided by the above embodiment.
In summary, according to the liquid crystal display panel and the display provided by the embodiment of the invention, the routing lines made of the conductive material are arranged on the high-resistance film, and the routing lines are connected with the grounding pins of the TFT substrate through the conductive adhesive, so that static electricity accumulated on the TFT substrate can be rapidly released, and therefore, excessive static electricity cannot be accumulated on the TFT substrate, so that the liquid crystal display panel and the display are not easily affected by an external electric field, that is, the liquid crystal display panel and the display cannot be affected by the external electric field, and the problem of abnormal display color cannot occur. In addition, because excessive static electricity cannot be accumulated on the TFT substrate, mutual interference between the touch sensors can be reduced, and the touch sensitivity can be improved.
While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the invention.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (6)
1. The electrostatic discharge structure is used for a display panel with a TFT substrate and is characterized by comprising a high-resistance film, wherein the high-resistance film is attached to the display panel, a wire made of a conductive material is arranged on the high-resistance film, and the wire is connected with a grounding pin of the TFT substrate through a conductive adhesive;
the display panel further comprises a color film substrate arranged opposite to the TFT substrate, and a plurality of touch sensors are arranged between the TFT substrate and the color film substrate;
the spacing distance between the wires is smaller than the sum of the distance between the touch sensors and the width of the touch sensors;
the routing wire avoids the green pixels and is arranged between the blue pixels and the red pixels of the color film substrate.
2. The electrostatic discharge structure of claim 1, wherein at least one transverse trace is further disposed in the non-display area of the display panel for connecting the traces in the non-display area.
3. The electrostatic discharge structure of claim 1, wherein the conductive material is a metal.
4. The electrostatic discharge structure according to claim 3, wherein the traces are nano silver traces or aluminum traces.
5. A liquid crystal display panel, comprising at least: the liquid crystal display panel comprises a TFT substrate, a color film substrate arranged opposite to the TFT substrate, and a liquid crystal layer positioned between the TFT substrate and the color film substrate; the TFT substrate comprises a color film substrate, a TFT substrate and a TFT substrate, wherein a layer of high-resistance film covers the color film substrate, a wire made of a conductive material is arranged on the high-resistance film, and the wire is connected with a grounding pin of the TFT substrate through a conductive adhesive;
a plurality of touch sensors are further arranged between the TFT substrate and the color film substrate, and the interval between the routing lines is smaller than the sum of the distance between the touch sensors and the width of the touch sensors; the routing wire avoids the green pixels and is arranged between the blue pixels and the red pixels of the color film substrate.
6. A display device characterized in that the display panel employs the liquid crystal display panel according to claim 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810235522.8A CN108459427B (en) | 2018-03-21 | 2018-03-21 | Electrostatic discharge structure, liquid crystal display panel and display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810235522.8A CN108459427B (en) | 2018-03-21 | 2018-03-21 | Electrostatic discharge structure, liquid crystal display panel and display |
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| Publication Number | Publication Date |
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| CN108459427A CN108459427A (en) | 2018-08-28 |
| CN108459427B true CN108459427B (en) | 2021-02-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810235522.8A Active CN108459427B (en) | 2018-03-21 | 2018-03-21 | Electrostatic discharge structure, liquid crystal display panel and display |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110928077A (en) * | 2019-12-11 | 2020-03-27 | 武汉华星光电技术有限公司 | Display panel and display device |
| CN111965880B (en) * | 2020-09-03 | 2022-10-18 | 厦门天马微电子有限公司 | Display device, preparation method thereof and electronic equipment |
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| CN104049798A (en) * | 2014-05-30 | 2014-09-17 | 京东方科技集团股份有限公司 | Touch display panel and touch display device |
| CN104698636A (en) * | 2015-04-01 | 2015-06-10 | 上海天马微电子有限公司 | Display panel and electronic device |
| CN105044976A (en) * | 2015-09-01 | 2015-11-11 | 京东方科技集团股份有限公司 | Colored film substrate, manufacturing method of colored film substrate, display panel, manufacturing method of display panel and display device |
| CN107367863A (en) * | 2017-08-29 | 2017-11-21 | 武汉华星光电技术有限公司 | Liquid crystal display panel Electro-static Driven Comb structure, liquid crystal display panel and liquid crystal display |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20050237439A1 (en) * | 2004-04-21 | 2005-10-27 | Toppoly Optoelectronics Corp. | Touch panel |
| TWI281569B (en) * | 2005-06-13 | 2007-05-21 | Au Optronics Corp | Display panels |
| TWI450163B (en) * | 2011-01-18 | 2014-08-21 | Wintek Corp | Touch panel |
| CN103163670B (en) * | 2011-12-19 | 2016-03-02 | 上海中航光电子有限公司 | A kind of detector switch of liquid crystal indicator |
| CN106154632A (en) * | 2016-09-21 | 2016-11-23 | 合肥京东方光电科技有限公司 | Display floater and display device |
| CN107301851A (en) * | 2017-08-03 | 2017-10-27 | 深圳市华星光电技术有限公司 | Liquid crystal display panel and the liquid crystal display device with liquid crystal display panel |
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- 2018-03-21 CN CN201810235522.8A patent/CN108459427B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104049798A (en) * | 2014-05-30 | 2014-09-17 | 京东方科技集团股份有限公司 | Touch display panel and touch display device |
| CN104698636A (en) * | 2015-04-01 | 2015-06-10 | 上海天马微电子有限公司 | Display panel and electronic device |
| CN105044976A (en) * | 2015-09-01 | 2015-11-11 | 京东方科技集团股份有限公司 | Colored film substrate, manufacturing method of colored film substrate, display panel, manufacturing method of display panel and display device |
| CN107367863A (en) * | 2017-08-29 | 2017-11-21 | 武汉华星光电技术有限公司 | Liquid crystal display panel Electro-static Driven Comb structure, liquid crystal display panel and liquid crystal display |
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| CN108459427A (en) | 2018-08-28 |
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