WO2015043235A1 - 触控式显示面板、显示装置及彩膜基板制作方法 - Google Patents
触控式显示面板、显示装置及彩膜基板制作方法 Download PDFInfo
- Publication number
- WO2015043235A1 WO2015043235A1 PCT/CN2014/079699 CN2014079699W WO2015043235A1 WO 2015043235 A1 WO2015043235 A1 WO 2015043235A1 CN 2014079699 W CN2014079699 W CN 2014079699W WO 2015043235 A1 WO2015043235 A1 WO 2015043235A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- touch
- electrode
- substrate
- color filter
- disposed
- Prior art date
Links
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
- G02F1/133512—Light shielding layers, e.g. black matrix
-
- 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
- G02F1/133516—Methods for their manufacture, e.g. printing, electro-deposition or photolithography
-
- 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
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices
Definitions
- the present invention relates to a liquid crystal display technology, and in particular to a touch display panel, a display device, and a method of fabricating a color film substrate.
- the touch Clbuch function is a convenient input display method and is increasingly used in various display fields.
- a conventional capacitive touch panel (Tbuch panel) includes an array substrate 1 and a color filter substrate 3.
- the liquid crystal layer 2 is filled between the array substrate 1 and the color filter substrate 3.
- the color filter substrate 3 includes a black matrix 31, a pixel unit 32, and a common electrode layer 33 formed on the base substrate.
- two glass substrates 4 are required outside the color filter substrate 3, and the upper and lower glass substrates are respectively made of an ITO (indium tin oxide) sensing electrode 5 with an inductive function. achieve.
- ITO indium tin oxide
- the function of touch (Tucli) sensing is realized by driving a circuit. But the obvious drawback of this technology is the high cost.
- the present invention has been made to solve the above problems, and an object of the present invention is to provide a touch display panel, a display device, and a method of fabricating a color filter substrate to improve production efficiency and reduce cost.
- the present invention provides a touch display panel comprising a touch panel and a display portion, wherein the display portion includes an array substrate, a color filter substrate, and a liquid crystal layer disposed between the array substrate and the color filter substrate.
- the touch part includes:
- the touch substrate is parallel to the color filter substrate and located on a side of the color filter substrate away from the liquid crystal layer;
- the first electrode is disposed on the touch substrate, and the first electrode is disposed on the touch substrate;
- the second electrode that outputs the touch signal is disposed on the color filter substrate.
- first electrode and the second electrode form an interlaced matrix structure.
- the display area of the color filter substrate is provided with a third electrode for display, and the non-display area of the color filter substrate is provided with the second electrode, wherein the third electrode is separated from the second electrode Set independently.
- the color filter substrate includes: a base substrate; a black matrix disposed in the non-display area of the base substrate; and a pixel unit disposed in the display area of the base substrate;
- the second electrode is disposed on the black matrix
- the third electrode is disposed on the pixel unit.
- the first electrode is disposed on a surface of the touch substrate adjacent to the color filter substrate.
- the touch substrate is a glass substrate.
- the invention also provides a display device comprising the above touch display panel.
- the invention also provides a method for manufacturing a color film substrate for a touch display panel, comprising the following steps:
- a third electrode is formed on the pixel unit by a patterning process.
- the second electrode and the third electrode are formed by one patterning process.
- the invention has the beneficial effects that the touch function can be realized only by one touch substrate, thereby improving production efficiency and reducing cost.
- FIG. 1 is a schematic structural view of a touch display panel provided by the prior art
- FIG. 2 is a schematic view showing the structure of a touch display panel of the present invention.
- the structure and principle of the present invention are described in detail below with reference to the accompanying drawings, which are intended to illustrate the invention and not to limit the scope of the invention.
- the embodiment provides a touch display panel including a touch portion and a display portion.
- the display portion includes an array substrate, a color filter substrate 3, and a liquid crystal layer 2 disposed between the array substrate 1 and the color filter substrate 3.
- the touch part includes:
- a touch substrate 9 is parallel to the color filter substrate 3 and located on a side of the color filter substrate 3 away from the liquid crystal layer;
- a first electrode 10 for sensing a user's touch and generating a touch signal, wherein the first electrode 10 is disposed on the touch substrate 9;
- the second electrode 8 for outputting the touch signal is disposed on the color filter substrate 3.
- the second electrode 8 disposed on the color filter substrate 3 is used as an electrode for sensing touch, and only one layer of the touch substrate 9 provided with the first electrode 10 can realize the touch function, thereby improving production efficiency, and Reduced costs.
- first electrode 10 and the second electrode 8 form an interlaced matrix structure.
- the outer side surface of the touch substrate 9 is touched, so that the capacitance between the first electrode 10 and the second electrode 8 changes to generate a touch signal, and the second electrode 8 outputs the touch signal so that Determine the position of the touch contact.
- the display region and the non-display region of the color filter substrate 3 are independently provided with a third electrode 6 and the second electrode 8, respectively.
- the color filter substrate 3 includes a black matrix 4 located in the non-display area, and a pixel unit 5 located in the display area, the second electrode 8 is disposed on the black moment 4, and the third electrode 6 It is disposed on the pixel unit 5.
- the common electrode layer integrally formed on the black matrix 4 and the pixel unit 5 in the prior art is divided into a second electrode 8, and a third electrode 6 that maintains the original function. And the second electrode 8 is taken out by a separate circuit to output the touch signal.
- the pixel unit 5 is an insulator, and an edge of the second electrode 8 may be in contact with an edge of the pixel unit 5.
- the third electrode There may also be a gap between the 8 and the pixel unit 5, and the size of the gap may be set according to actual needs.
- the first electrode 10 is disposed on a side of the touch substrate 9 adjacent to the color filter substrate 3 .
- the touch substrate 9 is a glass substrate.
- the embodiment further provides a display device comprising the touch display panel as described above.
- the structure and working principle of the touch display panel included in the display device are the same as those in the foregoing embodiment, and details are not described herein again.
- the structure of other parts of the display device can be referred to the prior art, and will not be described in detail herein.
- the display device can be: any product or component having a touch display function, such as a home appliance, a communication device, an engineering device, an electronic entertainment product, and the like.
- the touch display panel of the present embodiment includes a color filter substrate 3, an array substrate 1, and a touch substrate 9, and the liquid crystal substrate 2 is filled between the color filter substrate 3 and the array substrate.
- the third electrode 6 of the embodiment still maintains the function for display, but is disposed apart from the second electrode 8, so that the second electrode 8 interacts with the first electrode 10 to realize the touch. Control function.
- the embodiment further provides a method for manufacturing a color film substrate for a touch display panel, comprising the following steps:
- a third electrode 6 is formed on the pixel unit 5 by a patterning process.
- the second electrode 8 and the third electrode 6 can be simultaneously formed by one patterning process, thereby improving work efficiency.
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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)
- Optics & Photonics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Mathematical Physics (AREA)
- Human Computer Interaction (AREA)
- Manufacturing & Machinery (AREA)
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/429,950 US20160026288A1 (en) | 2013-09-24 | 2014-06-12 | Touch display panel, display device and method for manufacturing color filter substrate |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310439191.7A CN103472616B (zh) | 2013-09-24 | 2013-09-24 | 一种触控式显示面板、显示装置及彩膜基板制作方法 |
CN201310439191.7 | 2013-09-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2015043235A1 true WO2015043235A1 (zh) | 2015-04-02 |
Family
ID=49797523
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2014/079699 WO2015043235A1 (zh) | 2013-09-24 | 2014-06-12 | 触控式显示面板、显示装置及彩膜基板制作方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20160026288A1 (zh) |
CN (1) | CN103472616B (zh) |
WO (1) | WO2015043235A1 (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103472616B (zh) * | 2013-09-24 | 2016-08-17 | 京东方科技集团股份有限公司 | 一种触控式显示面板、显示装置及彩膜基板制作方法 |
KR102237859B1 (ko) * | 2014-05-14 | 2021-04-09 | 엘지이노텍 주식회사 | 터치 패널 및 이를 포함하는 터치 디바이스 |
CN104484067B (zh) * | 2014-12-05 | 2017-10-27 | 深圳莱宝高科技股份有限公司 | 触控面板及其制作方法、显示面板及触控显示装置 |
CN104656989B (zh) * | 2015-02-06 | 2017-11-17 | 深圳市华星光电技术有限公司 | 触控显示面板的制作方法 |
CN107544698A (zh) * | 2016-06-29 | 2018-01-05 | 张家港市鸿嘉数字科技有限公司 | 一种触控显示装置 |
CN108803111B (zh) * | 2018-06-29 | 2021-07-09 | 上海天马微电子有限公司 | 显示面板、显示装置和显示面板的制作方法 |
Citations (7)
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CN102236187A (zh) * | 2010-04-20 | 2011-11-09 | 东莞万士达液晶显示器有限公司 | 触控显示面板 |
CN102289310A (zh) * | 2010-06-18 | 2011-12-21 | 胜华科技股份有限公司 | 触控显示面板 |
CN102650775A (zh) * | 2011-06-03 | 2012-08-29 | 北京京东方光电科技有限公司 | 彩膜基板及其制造方法、触控型液晶显示面板 |
CN102955305A (zh) * | 2012-11-30 | 2013-03-06 | 信利半导体有限公司 | 一种触摸显示器 |
CN103472616A (zh) * | 2013-09-24 | 2013-12-25 | 京东方科技集团股份有限公司 | 一种触控式显示面板、显示装置及彩膜基板制作方法 |
CN103576368A (zh) * | 2012-07-23 | 2014-02-12 | 天津富纳源创科技有限公司 | 彩色滤光片基板、触控式液晶显示面板及装置 |
CN203444200U (zh) * | 2013-09-24 | 2014-02-19 | 京东方科技集团股份有限公司 | 一种触控式显示面板、显示装置 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2001075074A (ja) * | 1999-08-18 | 2001-03-23 | Internatl Business Mach Corp <Ibm> | タッチセンサ一体型液晶表示素子 |
KR101859478B1 (ko) * | 2011-11-30 | 2018-06-29 | 엘지디스플레이 주식회사 | 터치패널을 구비한 액정표시소자 |
-
2013
- 2013-09-24 CN CN201310439191.7A patent/CN103472616B/zh active Active
-
2014
- 2014-06-12 US US14/429,950 patent/US20160026288A1/en not_active Abandoned
- 2014-06-12 WO PCT/CN2014/079699 patent/WO2015043235A1/zh active Application Filing
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102236187A (zh) * | 2010-04-20 | 2011-11-09 | 东莞万士达液晶显示器有限公司 | 触控显示面板 |
CN102289310A (zh) * | 2010-06-18 | 2011-12-21 | 胜华科技股份有限公司 | 触控显示面板 |
CN102650775A (zh) * | 2011-06-03 | 2012-08-29 | 北京京东方光电科技有限公司 | 彩膜基板及其制造方法、触控型液晶显示面板 |
CN103576368A (zh) * | 2012-07-23 | 2014-02-12 | 天津富纳源创科技有限公司 | 彩色滤光片基板、触控式液晶显示面板及装置 |
CN102955305A (zh) * | 2012-11-30 | 2013-03-06 | 信利半导体有限公司 | 一种触摸显示器 |
CN103472616A (zh) * | 2013-09-24 | 2013-12-25 | 京东方科技集团股份有限公司 | 一种触控式显示面板、显示装置及彩膜基板制作方法 |
CN203444200U (zh) * | 2013-09-24 | 2014-02-19 | 京东方科技集团股份有限公司 | 一种触控式显示面板、显示装置 |
Also Published As
Publication number | Publication date |
---|---|
CN103472616A (zh) | 2013-12-25 |
CN103472616B (zh) | 2016-08-17 |
US20160026288A1 (en) | 2016-01-28 |
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