WO2015027625A1 - 一种触控式液晶显示器件 - Google Patents
一种触控式液晶显示器件 Download PDFInfo
- Publication number
- WO2015027625A1 WO2015027625A1 PCT/CN2013/089487 CN2013089487W WO2015027625A1 WO 2015027625 A1 WO2015027625 A1 WO 2015027625A1 CN 2013089487 W CN2013089487 W CN 2013089487W WO 2015027625 A1 WO2015027625 A1 WO 2015027625A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- layer
- touch
- liquid crystal
- crystal display
- display device
- Prior art date
Links
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- 239000000758 substrate Substances 0.000 claims abstract description 65
- 239000010410 layer Substances 0.000 claims description 151
- 230000010287 polarization Effects 0.000 claims description 25
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- 239000011241 protective layer Substances 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 11
- 239000002335 surface treatment layer Substances 0.000 claims description 9
- 229920002284 Cellulose triacetate Polymers 0.000 claims description 4
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 4
- NNLVGZFZQQXQNW-ADJNRHBOSA-N [(2r,3r,4s,5r,6s)-4,5-diacetyloxy-3-[(2s,3r,4s,5r,6r)-3,4,5-triacetyloxy-6-(acetyloxymethyl)oxan-2-yl]oxy-6-[(2r,3r,4s,5r,6s)-4,5,6-triacetyloxy-2-(acetyloxymethyl)oxan-3-yl]oxyoxan-2-yl]methyl acetate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](OC(C)=O)[C@H]1OC(C)=O)O[C@H]1[C@@H]([C@@H](OC(C)=O)[C@H](OC(C)=O)[C@@H](COC(C)=O)O1)OC(C)=O)COC(=O)C)[C@@H]1[C@@H](COC(C)=O)O[C@@H](OC(C)=O)[C@H](OC(C)=O)[C@H]1OC(C)=O NNLVGZFZQQXQNW-ADJNRHBOSA-N 0.000 claims description 4
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 4
- 239000004820 Pressure-sensitive adhesive Substances 0.000 claims description 3
- 239000002861 polymer material Substances 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims 1
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- 238000004519 manufacturing process Methods 0.000 abstract description 18
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- 230000001681 protective effect Effects 0.000 description 2
- 239000000565 sealant Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004985 Discotic Liquid Crystal Substance Substances 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
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- 239000010409 thin film Substances 0.000 description 1
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- YVTHLONGBIQYBO-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O--].[Zn++].[In+3] YVTHLONGBIQYBO-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133514—Colour filters
-
- 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
- G06F3/0445—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using two or more layers of sensing electrodes, e.g. using two layers of electrodes separated by a dielectric layer
-
- 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
- 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
- G02F1/133536—Reflective polarizers
-
- 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
- G02F1/13356—Structural association of cells with optical devices, e.g. polarisers or reflectors characterised by the placement of the optical elements
- G02F1/133562—Structural association of cells with optical devices, e.g. polarisers or reflectors characterised by the placement of the optical elements on the viewer side
-
- 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
- G02F1/13363—Birefringent elements, e.g. for optical compensation
-
- 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
- G02F2202/28—Adhesive materials or arrangements
Definitions
- a touch-sensitive liquid crystal display device refers to a component that assembles a touch electrode, a color filter substrate, a liquid crystal layer, an array substrate, a control and driving circuit, and a backlight module.
- the touch-sensitive liquid crystal display device is mainly formed by aligning a separately manufactured touch electrode with a polarizing plate disposed on a color filter substrate, and then covering the touch electrode with a cover plate.
- the present invention provides a new touch type liquid crystal display device. Summary of the invention
- a touch-type liquid crystal display device includes an array substrate and a color filter substrate disposed oppositely, and an optical film group is disposed on a side of the color filter substrate remote from the array substrate.
- the optical film group includes a touch signal feedback layer, a touch signal receiving layer, and an upper polarizing plate disposed between the touch signal feedback layer and the touch signal receiving layer.
- the touch-control liquid crystal display device further includes a bonding layer; and the touch signal feedback layer is bonded to the color filter substrate through the bonding layer.
- the optical film group further includes a surface treatment layer; the touch signal receiving layer is disposed between the upper polarizing plate and the surface treatment layer.
- the lower polarizing plate includes the compensation layer, a polarizing layer, and a polarization protecting layer; the polarizing layer is disposed between the compensation layer and the polarizing protective layer; and the compensation layer is disposed on the array substrate Between the polarizing layer and the polarizing layer.
- the touch-control liquid crystal display device further includes a multilayer film reflective polarizer; the multilayer reflective reflective polarizer is disposed on a further of the lower polarizer away from the array substrate, the touch
- the liquid crystal display device further includes a bonding layer; the lower polarizing plate is bonded to the array substrate through the bonding layer; the multilayer reflective reflective polarizing film passes through the bonding layer and the lower polarizing plate Bonding.
- the touch liquid crystal display device further includes a top cover; the top cover is disposed on a side of the optical film group away from the color filter substrate.
- the compensation layer is made of a polymer material having a negative birefringence
- the polarization layer is made of a polyvinyl alcohol material
- the polarization protection layer is made of a cellulose triacetate material.
- the invention has the following advantages:
- the invention integrates the upper polarizing plate, the touch signal feedback layer and the touch signal receiving layer into an optical film group through the design; the optical film group not only has the polarization effect in the conventional sense but also has the same
- the function of the touch electrode (composed of the touch signal feedback layer and the touch signal receiving layer); integrating the touch electrode and the upper polarizing plate which are separately manufactured in the prior art and required to be manufactured through a set of processes After completion, the touch electrodes can be better aligned with the color film substrate to ensure accurate positioning of the coordinates of the touch point; under the premise of meeting the manufacturing standards of the existing touch liquid crystal display device, the manufacturing cost is greatly saved, and the manufacturing is simplified. Process.
- the touch signal receiving layer and the touch signal feedback layer respectively disposed at upper and lower ends of the upper polarizing plate in the embodiment, wherein the upper polarizing plate is used as a layer between the two Preventing signal crosstalk between the touch signal receiving layer and the touch signal feedback layer; effectively ensuring accurate collection of touch point coordinates, improving touch accuracy; and replacing the upper polarizer
- the touch electrode in the prior art is sandwiched between the touch signal receiving layer and the touch signal feedback layer, thereby effectively reducing the thickness of the touch liquid crystal display device.
- FIG. 1 is a schematic structural view (cross-sectional view) of the touch liquid crystal display device according to an embodiment of the present invention
- the same reference numerals denote elements or components that are identical in structure, material, or function.
- the reference numerals are: 1, the array substrate; 2, the color film substrate; 3, the liquid crystal layer; 4, the frame sealant; 5, the optical film group; 6, the touch signal feedback layer; 7, the touch signal Receiving layer; 8, surface treatment layer; 9, bonding layer; 10, compensation layer; 11, polarizing layer; 12, polarizing protective layer; 13, lower polarizing plate; 14, multilayer film reflective polarizing plate; Cover; 16, upper polarizing plate.
- the embodiment provides a touch-control liquid crystal display device, which includes an array substrate 1 and a color filter substrate 2 , a backlight module (which is not shown in the prior art) and a sealed device. a liquid crystal layer 3 between the array substrate and the color filter substrate.
- the backlight module is disposed at a lower end of the array substrate, that is, disposed on a side of the array substrate 1 away from the color filter substrate 2, and the color filter substrate
- a spacer which is not shown in the prior art
- a frame sealant 4 disposed at the periphery of the lower surface of the color filter substrate and the array substrate under the color filter substrate, the cartridge is vacuum-mounted;
- An optical film group 5 is provided on a side of the color filter substrate 2 remote from the array substrate 1.
- the other line of the feedback signal line is grounded, and at the same time, the signal receiving line on the touch signal receiving layer 7 is subjected to voltage or charge detection line by line, and after the detection is completed, the test can be performed.
- the capacitance value at the touch point is changed, and the external total control circuit can calculate the specific position of the touch point on the liquid crystal display device through the existing algorithm, thereby obtaining the coordinates of the touch point.
- the design of integrating the upper polarizing plate 16, the touch signal feedback layer 6 and the touch signal receiving layer 7 into the optical film group 5 is integrated; the optical film group 5 not only has the polarization effect in the conventional sense but also The function of the touch electrode is also combined; the touch electrode and the upper polarizer which are separately manufactured in the two manufacturing processes in the prior art are integrated and can be manufactured through a set of processes, so that the touch electrode can be better combined with
- the alignment of the color film substrate ensures accurate positioning of the coordinates of the touch point; under the premise of meeting the manufacturing standards of the existing touch liquid crystal display device, the manufacturing cost is greatly saved, and the manufacturing process is simplified.
- the compensation layer 10 can be made of a polymer material having a negative birefringence such as a discotic liquid crystal to counteract a phase delay caused by the birefringence effect of the liquid crystal in the liquid crystal layer 3, thereby improving The viewing angle and color of the touch-type liquid crystal display device.
- the compensation layer 10 also removes the viewing angle dependence and wavelength dependence of the touch-sensitive liquid crystal display device, thereby achieving high contrast and high color reproduction.
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Human Computer Interaction (AREA)
- Liquid Crystal (AREA)
- Polarising Elements (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/388,620 US9726923B2 (en) | 2013-08-30 | 2013-12-16 | Touch liquid crystal display module having polarizer film comprising compensating layer, polarization layer, and polarization-protective layer |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2013103887135A CN103439823A (zh) | 2013-08-30 | 2013-08-30 | 一种触控式液晶显示器件 |
CN201310388713.5 | 2013-08-30 |
Publications (1)
Publication Number | Publication Date |
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WO2015027625A1 true WO2015027625A1 (zh) | 2015-03-05 |
Family
ID=49693525
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2013/089487 WO2015027625A1 (zh) | 2013-08-30 | 2013-12-16 | 一种触控式液晶显示器件 |
Country Status (3)
Country | Link |
---|---|
US (1) | US9726923B2 (zh) |
CN (1) | CN103439823A (zh) |
WO (1) | WO2015027625A1 (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103439823A (zh) | 2013-08-30 | 2013-12-11 | 北京京东方光电科技有限公司 | 一种触控式液晶显示器件 |
CN104867404A (zh) * | 2014-02-20 | 2015-08-26 | 奕力科技股份有限公司 | 具有触控电极的偏光片结构 |
CN104503615B (zh) * | 2014-12-26 | 2018-02-13 | 深圳市华星光电技术有限公司 | 一种触控显示器 |
CN106445259A (zh) * | 2015-08-05 | 2017-02-22 | 南京瀚宇彩欣科技有限责任公司 | 触控显示元件的制造方法以及触控显示元件的修复设备 |
CN109244112B (zh) * | 2018-09-18 | 2021-05-11 | 京东方科技集团股份有限公司 | 一种显示面板以及显示装置 |
CN111596794A (zh) * | 2020-05-13 | 2020-08-28 | 深圳市华星光电半导体显示技术有限公司 | 触控显示面板和显示装置 |
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JP3410702B2 (ja) * | 2000-01-12 | 2003-05-26 | 日本写真印刷株式会社 | メタル調柄を含む特定表示部を有する低反射タッチパネル |
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US9726923B2 (en) | 2017-08-08 |
CN103439823A (zh) | 2013-12-11 |
US20150261027A1 (en) | 2015-09-17 |
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