CN107229164B - Color film substrate and liquid crystal panel manufacturing equipment - Google Patents

Color film substrate and liquid crystal panel manufacturing equipment Download PDF

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Publication number
CN107229164B
CN107229164B CN201710597793.3A CN201710597793A CN107229164B CN 107229164 B CN107229164 B CN 107229164B CN 201710597793 A CN201710597793 A CN 201710597793A CN 107229164 B CN107229164 B CN 107229164B
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China
Prior art keywords
electrode layer
liquid crystal
electrode
polarizer
crystal panel
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CN201710597793.3A
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Chinese (zh)
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CN107229164A (en
Inventor
金子英树
米田公太郎
李任鹏
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Wuhan China Star Optoelectronics Technology Co Ltd
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Wuhan China Star Optoelectronics Technology Co Ltd
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Publication of CN107229164A publication Critical patent/CN107229164A/en
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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
    • G02F1/1343—Electrodes
    • G02F1/134309—Electrodes characterised by their geometrical arrangement
    • 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
    • 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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133528—Polarisers
    • 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
    • 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)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Mathematical Physics (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Geometry (AREA)
  • Human Computer Interaction (AREA)
  • Liquid Crystal (AREA)

Abstract

The invention provides a color film substrate which comprises an inner surface and an outer surface opposite to the inner surface, wherein pixels are arranged on the inner surface, a touch electrode layer and a polarizer covering the touch electrode layer are arranged on the outer surface, the touch electrode layer is composed of a plurality of electrode units which are arranged at intervals in a matrix mode, and the electrode units are electrically connected.

Description

Color film substrate and liquid crystal panel manufacturing equipment
Technical Field
The invention relates to the technical field of liquid crystal panel manufacturing, in particular to a color film substrate and liquid crystal panel manufacturing equipment.
Background
Thin Film Transistor Liquid Crystal displays (TFT-LCDs) have become an important Display platform in modern IT and video products. The TFT-LCD generally includes a thin film transistor substrate, a color filter substrate and a liquid crystal material sandwiched between the two substrates. The thin film transistor substrate is provided with a plurality of layers of circuit wires, some devices need vacuum adsorption to fix the substrate in the manufacturing process, for example, the substrate is fixed on the devices to be coated or printed in the manufacturing process of the alignment film, and the substrate is peeled from the devices after the alignment film is manufactured. However, static electricity is generated during the process of breaking the vacuum glass, and the circuit on the substrate is damaged.
Disclosure of Invention
The invention aims to provide a color film substrate capable of improving signal release capacity.
The invention provides a color film substrate which comprises an inner surface and an outer surface opposite to the inner surface, wherein pixels are arranged on the inner surface, a touch electrode layer and a polarizer covering the touch electrode layer are arranged on the outer surface, the touch electrode layer is composed of a plurality of electrode units which are arranged at intervals in a matrix mode, and the electrode units are electrically connected.
Wherein, every two the distance of clearance between the electrode unit is 5-20 um.
The polaroid is a conductive polaroid, and the plurality of electrode units are electrically connected through the conductive polaroid.
Wherein the shape of the electrode unit is a regular polygon.
The invention also provides a liquid crystal panel, which comprises an array substrate, a color film substrate and a liquid crystal box packaged between the color film substrate and the array substrate, the array substrate is provided with a driving electrode layer, the driving electrode layer comprises a plurality of unit areas which are arranged at intervals in a matrix manner, the color film substrate comprises an inner surface and an outer surface opposite to the inner surface, the inner surface is used for arranging pixels, the outer surface is provided with a touch electrode layer and a conductive polarizer covering the touch electrode layer, the touch electrode layer is composed of a plurality of electrode units which are arranged at intervals in a matrix, and the plurality of electrode units are electrically connected with the conductive polarizer, each electrode unit of the touch electrode layer is arranged in a staggered manner in the unit area of the orthographic projection of the array substrate and the driving electrode layer, and the driving electrode layer is communicated with the conductive polarizer.
Wherein, every two the distance of clearance between the electrode unit is 5-20 um.
Wherein the shape of the electrode unit is a regular polygon.
Gaps among every two adjacent four electrode units arranged in a matrix form a cross, and the cross position is located in the middle of the unit area in the orthographic projection of the array substrate.
And the side edge of the color film substrate is provided with a conductive adhesive, and the conductive adhesive is connected with the driving electrode, the touch electrode and the conductive polarizer.
The driving electrode and the touch electrode are made of transparent conductive materials.
The touch electrode layer of the color film substrate is divided into the plurality of electrode units, so that impedance is increased after the color film substrate is electrified, and the signal release capacity is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic side view of a color filter substrate according to the present invention.
Fig. 2 is a top view of the color filter substrate shown in fig. 1, in which a plurality of electrode units are visible.
FIG. 3 is a schematic side view of a liquid crystal panel according to the present invention.
Fig. 4 is a plan view of an array substrate of the liquid crystal panel shown in fig. 3.
Fig. 5 is a schematic diagram of a lamination state of the driving electrode layer of the array substrate of the liquid crystal panel and the touch electrode layer of the color film substrate, in which the driving electrode layer is drawn by using a dotted line.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Furthermore, the following description of the various embodiments refers to the accompanying drawings, which illustrate specific embodiments in which the invention may be practiced. Directional phrases used in this disclosure, such as, for example, "upper," "lower," "front," "rear," "left," "right," "inner," "outer," "side," and the like, refer only to the orientation of the appended drawings and are, therefore, used herein for better and clearer illustration and understanding of the invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; may be a mechanical connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 and fig. 3, a color film substrate 10 and a liquid crystal panel are provided in an embodiment of the present invention, where the liquid crystal panel includes an array substrate 20, the color film substrate 10, and a liquid crystal cell 30 encapsulated between the color film substrate and the array substrate. As shown in fig. 4, a driving electrode layer 21 is disposed on the array substrate 20, and the driving electrode layer 21 includes a plurality of unit regions 22 arranged in a matrix at intervals. The unit area 22 is a rectangular area. The driving electrode layer 21 is a lower electrode of the array substrate and is used for forming an electric field with an upper electrode to drive the liquid crystal to work.
As shown in fig. 1 and 2, the color filter substrate 10 includes an inner surface and an outer surface 11 opposite to the inner surface, the inner surface is used for disposing pixels, specifically, color filter resists, the outer surface 11 is provided with a touch electrode layer 12 and a polarizer 13 covering the touch electrode layer 12, the touch electrode layer 12 is composed of a plurality of electrode units 121 arranged at intervals in a matrix, and the plurality of electrode units 121 are electrically connected to each other. The driving electrode layer 21 and the touch electrode layer 12 are made of transparent conductive materials, and in this embodiment, are Indium Tin Oxide (ITO).
In this embodiment, the polarizer 13 is a conductive polarizer, and the plurality of electrode units 121 are electrically connected through the conductive polarizer. That is, the conductive polarizer directly covers the touch electrode layer 12, and the two conductive layers are electrically connected to each other after being electrified. Each electrode unit 121 is electrically connected to the conductive polarizer, and a plurality of electrode units 121 are also electrically connected to each other. The electrode units 121 are arranged at intervals, so that compared with the front electrode, the impedance is increased, and the signal release capacity is improved. In other embodiments, the plurality of electrode units 121 may be further provided with leads to connect the plurality of electrode units 121 to each other on a conductor. In this case, the polarizer is non-conductive.
In this embodiment, the distance between every two electrode units 121 and the gap a is 5-20 um. The shape of the electrode unit 121 is a regular polygon, such as a triangle, a parallelogram hexagon, etc. In the present embodiment, the electrode units 121 are rectangular, and in the matrix formed by the electrode units 121, the area of the outermost peripheral electrode unit 121 is smaller than the area of the other electrode units 121, and the areas of the other electrode units 121 are equal. During the touch operation, the peripheral edge part is rarely touched.
Referring to fig. 5, after the array substrate and the color filter substrate 10 are packaged, each electrode unit 121 of the touch electrode layer 12 is disposed in a staggered manner in a unit region 22 of the driving electrode layer 21 and an orthogonal projection of the array substrate 20, and the driving electrode layer 21 is conducted with the conductive polarizer 13. The cell region 22 of the driving electrode layer 21 and the electrode cell 121 are rectangular regions. The touch electrode layer 12 and the driving electrode layer 21 are stacked up and down, and the orthographic projection of each electrode unit 121 on the array substrate 20 is not directly overlapped with the unit area 22. As shown in the area B in fig. 5, the gaps between every adjacent four electrode units 121 arranged in a matrix form a cross, as shown by the circled area, and the cross position O is located at the middle position of the unit area 22 in the orthographic projection of the array substrate. That is, except for the outermost peripheral electrode unit, an orthogonal projection of one electrode unit 121 on the array substrate occupies a quarter of the position of the four unit regions 22. Or the orthographic projection of one electrode unit 121 on the array substrate is positioned in one unit area 22. And the outermost peripheral electrode element 121 also coincides with a portion 1/4 of one of the cell regions 22.
Further, a conductive adhesive 15 is arranged on the side edge of the color film substrate 10, and the conductive adhesive 15 is connected with the driving electrode layer 21, the touch electrode layer 12 and the conductive polarizer 13.
The liquid crystal panel is standby to be used in electronic devices such as a terminal, the liquid crystal panel is powered on, when the liquid crystal panel is operated in a touch mode, the driving electrode of the array substrate starts to work, generated electric signals are transmitted to the conductive polarizer 13 of the color film substrate 10, and then the electrode units 121 of the touch electrode 12 are conducted to release signals (touch response).
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.

Claims (9)

1. The color film substrate is characterized by comprising an inner surface and an outer surface opposite to the inner surface, wherein pixels are arranged on the inner surface, a touch electrode layer and a polarizer covering the touch electrode layer are arranged on the outer surface, the touch electrode layer is composed of a plurality of electrode units which are arranged at intervals in a matrix mode, the area of the outermost peripheral electrode unit is smaller than that of other electrode units, the areas of the other electrode units are equal, the polarizer is a conductive polarizer, and the electrode units are electrically connected through the conductive polarizer.
2. The color filter substrate of claim 1, wherein the gap between every two electrode units is 5-20 um.
3. The color filter substrate of claim 1, wherein the shape of the electrode unit is a regular polygon.
4. A liquid crystal panel comprises an array substrate, a color film substrate and a liquid crystal box packaged between the color film substrate and the array substrate, wherein a driving electrode layer is arranged on the array substrate and comprises a plurality of unit areas arranged at intervals in a matrix manner, the liquid crystal panel is characterized in that the color film substrate comprises an inner surface and an outer surface opposite to the inner surface, pixels are arranged on the inner surface, a touch electrode layer and a conductive polarizer covering the touch electrode layer are arranged on the outer surface, the touch electrode layer is composed of a plurality of electrode units arranged at intervals in the matrix manner, the area of the outermost peripheral electrode unit is smaller than that of other electrode units, the areas of the other electrode units are equal, the polarizer is a conductive polarizer, the electrode units are electrically connected through the conductive polarizer, and the orthographic projection of each electrode unit of the touch electrode layer on the array substrate and the single polarizer of the driving electrode layer are electrically connected The element regions are arranged in a staggered mode, and the driving electrode layer is conducted with the conductive polaroid.
5. The liquid crystal panel of claim 4, wherein the distance of the gap between every two of the electrode units is 5-20 um.
6. The liquid crystal panel according to claim 4, wherein the shape of the electrode unit is a regular polygon.
7. The liquid crystal panel according to claim 5, wherein a gap between every adjacent four of the electrode units arranged in a matrix forms a cross, and a position of the cross is located at a middle position of the cell area in an orthogonal projection of the array substrate.
8. The liquid crystal panel according to claim 4, wherein a conductive adhesive is disposed on a side of the color film substrate, and the conductive adhesive is connected to the driving electrode, the touch electrode and the conductive polarizer.
9. The liquid crystal panel according to claim 4, wherein the driving electrode layer and the touch electrode layer are both formed of a transparent conductive material.
CN201710597793.3A 2017-07-20 2017-07-20 Color film substrate and liquid crystal panel manufacturing equipment Active CN107229164B (en)

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CN107229164B true CN107229164B (en) 2020-10-09

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Publication number Priority date Publication date Assignee Title
CN111625124A (en) * 2020-05-09 2020-09-04 惠州市华星光电技术有限公司 Touch panel and display device

Citations (2)

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Publication number Priority date Publication date Assignee Title
CN101726885A (en) * 2008-10-10 2010-06-09 奇信电子股份有限公司 Touch-type liquid crystal display and relevant touch panel thereof
CN102375635A (en) * 2010-08-18 2012-03-14 乐金显示有限公司 Touch screen panel and method of manufacturing the same

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KR101096356B1 (en) * 2007-11-14 2011-12-20 하이디스 테크놀로지 주식회사 In-plane switching mode liquid crystal display device
KR20110054725A (en) * 2009-11-18 2011-05-25 엘지디스플레이 주식회사 Liquid crystal display device
CN202067055U (en) * 2011-05-17 2011-12-07 京东方科技集团股份有限公司 Anti-static liquid crystal display screen
JP2014191660A (en) * 2013-03-27 2014-10-06 Japan Display Inc Display device with touch detection function and electronic apparatus
CN104297972A (en) * 2013-07-15 2015-01-21 鸿富锦精密工业（深圳）有限公司 Liquid crystal display device
CN103995309B (en) * 2014-05-23 2016-09-07 京东方科技集团股份有限公司 Polaroid and display device
CN106354299B (en) * 2016-08-17 2019-04-26 京东方科技集团股份有限公司 A kind of touch base plate and preparation method thereof, touch control display apparatus

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101726885A (en) * 2008-10-10 2010-06-09 奇信电子股份有限公司 Touch-type liquid crystal display and relevant touch panel thereof
CN102375635A (en) * 2010-08-18 2012-03-14 乐金显示有限公司 Touch screen panel and method of manufacturing the same

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