KR101160826B1 - 감지 소자를 내장한 액정 표시 장치 - Google Patents
감지 소자를 내장한 액정 표시 장치 Download PDFInfo
- Publication number
- KR101160826B1 KR101160826B1 KR1020040090376A KR20040090376A KR101160826B1 KR 101160826 B1 KR101160826 B1 KR 101160826B1 KR 1020040090376 A KR1020040090376 A KR 1020040090376A KR 20040090376 A KR20040090376 A KR 20040090376A KR 101160826 B1 KR101160826 B1 KR 101160826B1
- Authority
- KR
- South Korea
- Prior art keywords
- sensing unit
- liquid crystal
- crystal display
- light
- sensing
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
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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
-
- 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
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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 OR CALCULATING; 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
- G06F3/042—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic 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
- 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
- G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
- G02F1/13312—Circuits comprising photodetectors for purposes other than feedback
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
- G06F2203/04106—Multi-sensing digitiser, i.e. digitiser using at least two different sensing technologies simultaneously or alternatively, e.g. for detecting pen and finger, for saving power or for improving position detection
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Human Computer Interaction (AREA)
- Optics & Photonics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Mathematical Physics (AREA)
- Liquid Crystal (AREA)
- Position Input By Displaying (AREA)
- Liquid Crystal Display Device Control (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Electronic Switches (AREA)
Abstract
Description
Claims (14)
- 표시판,상기 표시판에 형성되어 있으며, 외부 광을 받아 광량에 기초한 광감지 신호를 생성하는 광감지부, 그리고상기 표시판에 형성되어 있으며, 사용자의 접촉에 의하여 공통 전압이 인가되어 상기 공통 전압에 기초한 접촉 감지 신호를 생성하는 접촉 감지부를 포함하고,상기 표시판은 제1 기판 및 상기 제1 기판에 대향하는 제2 기판을 포함하고,상기 접촉 감지부는 상기 제1 기판에 형성되어 있는 공통 전극과 상기 제2 기판에 형성되어 있는 입력 단자 전극을 포함하는 액정 표시 장치.
- 삭제
- 제1항에서,상기 공통 전압은 상기 공통 전극에 인가되어 있는 액정 표시 장치.
- 제3항에서,상기 접촉에 의하여 상기 공통 전극과 상기 입력 단자 전극이 전기적으로 연결되는 액정 표시 장치.
- 제3항에서,상기 제1 기판 위에 형성되어 있고 상기 입력 단자 전극을 향하여 돌출한 돌출부를 더 포함하며,상기 공통 전극은 상기 돌출부 위에 형성되어 있는액정 표시 장치.
- 제5항에서,상기 돌출부와 상기 입력 단자 전극 사이의 거리는 0.1㎛~1.0㎛인 액정 표시 장치.
- 제5항에서,상기 제1 기판과 상기 제2 기판을 지지하며, 상기 돌출부 사이에 형성되어 있는 컬럼 스페이서를 더 포함하는 액정 표시 장치.
- 제1항에서,상기 접촉 감지부의 해상도는 상기 광감지부의 해상도 이하인 액정 표시 장치.
- 제8항에서,상기 광감지부의 해상도는 상기 액정 표시 장치의 해상도의 1/4인 액정 표시 장치.
- 제1항에서,상기 접촉 감지부 및 상기 광감지부에 연결되어 있는 복수의 감지 신호선을 더 포함하며,상기 접촉 감지부에 연결되어 있는 감지 신호선과 상기 광감지부에 연결되어 있는 감지 신호선은 교대로 배치되어 있는액정 표시 장치.
- 제10항에서,복수의 상기 광감지부에 각각 연결되어 있는 복수의 상기 감지 신호선은 서로 연결되어 있는 액정 표시 장치.
- 제1항에서,상기 광감지부에 연결되어 있는 복수의 감지 주사선을 더 포함하며,인접한 두 개의 상기 감지 주사선은 서로 연결되어 있는액정 표시 장치.
- 제12항에서,상기 공통 전압은 1H마다 하이 레벨과 로우 레벨을 스윙하고, 프레임마다 반전하며,상기 광감지부 및 상기 접촉 감지부는 상기 공통 전압이 상기 하이 레벨 및 상기 로우 레벨 중 어느 한 레벨일 때 상기 광감지 신호 및 상기 접촉 감지 신호를 각각 생성하는액정 표시 장치.
- 제1항에서,복수의 화소를 더 포함하며,상기 광감지부 및 상기 접촉 감지부는 상기 화소의 내부 및 외부 중 어느 하나에 배치되어 있는액정 표시 장치.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020040090376A KR101160826B1 (ko) | 2004-11-08 | 2004-11-08 | 감지 소자를 내장한 액정 표시 장치 |
| TW094138962A TWI438692B (zh) | 2004-11-08 | 2005-11-07 | 包括感測元件之顯示器裝置 |
| US11/270,151 US20060097975A1 (en) | 2004-11-08 | 2005-11-08 | Display device including sensing elements |
| CNB2005101156840A CN100529849C (zh) | 2004-11-08 | 2005-11-08 | 包含传感元件的显示装置 |
| JP2005324190A JP4920245B2 (ja) | 2004-11-08 | 2005-11-08 | 感知素子を内装した液晶表示装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020040090376A KR101160826B1 (ko) | 2004-11-08 | 2004-11-08 | 감지 소자를 내장한 액정 표시 장치 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20060041023A KR20060041023A (ko) | 2006-05-11 |
| KR101160826B1 true KR101160826B1 (ko) | 2012-06-29 |
Family
ID=36315823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020040090376A Expired - Fee Related KR101160826B1 (ko) | 2004-11-08 | 2004-11-08 | 감지 소자를 내장한 액정 표시 장치 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20060097975A1 (ko) |
| JP (1) | JP4920245B2 (ko) |
| KR (1) | KR101160826B1 (ko) |
| CN (1) | CN100529849C (ko) |
| TW (1) | TWI438692B (ko) |
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| JP4834482B2 (ja) * | 2006-07-24 | 2011-12-14 | 東芝モバイルディスプレイ株式会社 | 表示装置 |
| JP2008083322A (ja) * | 2006-09-27 | 2008-04-10 | Seiko Epson Corp | 入力機能付き表示装置 |
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| US8654267B2 (en) | 2009-05-27 | 2014-02-18 | Sharp Kabushiki Kaisha | Display device |
| TWI396011B (zh) * | 2009-06-16 | 2013-05-11 | Au Optronics Corp | 觸控面板 |
| WO2011001874A1 (ja) | 2009-06-30 | 2011-01-06 | シャープ株式会社 | センサ回路及び表示装置 |
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| WO2011024349A1 (ja) | 2009-08-27 | 2011-03-03 | シャープ株式会社 | 表示装置 |
| KR101761861B1 (ko) * | 2010-06-18 | 2017-07-27 | 삼성디스플레이 주식회사 | 접촉 감지 기능이 있는 표시 장치 |
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| JP2015055925A (ja) * | 2013-09-10 | 2015-03-23 | ソニー株式会社 | センサ装置およびその製造方法、表示装置ならびに入力装置 |
| JP6434717B2 (ja) * | 2014-05-13 | 2018-12-05 | 株式会社ジャパンディスプレイ | 表示装置 |
| FR3028966B1 (fr) * | 2014-11-26 | 2018-01-26 | Sequeris | Dispositif et procede de commande et appareil comportant un tel dispositif |
| KR102319464B1 (ko) * | 2015-03-16 | 2021-10-29 | 삼성디스플레이 주식회사 | 터치 장치 및 이를 포함하는 표시 장치 |
| CN105116584B (zh) * | 2015-09-16 | 2017-02-22 | 深圳市华星光电技术有限公司 | 一种液晶显示面板及装置 |
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| CN105335004B (zh) | 2015-10-28 | 2018-03-23 | 京东方科技集团股份有限公司 | 触控基板、触控显示面板以及显示装置 |
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| CN106648266B (zh) | 2015-11-09 | 2023-08-11 | 京东方科技集团股份有限公司 | 一种具有压感触控功能的显示装置及驱动方法 |
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-
2004
- 2004-11-08 KR KR1020040090376A patent/KR101160826B1/ko not_active Expired - Fee Related
-
2005
- 2005-11-07 TW TW094138962A patent/TWI438692B/zh not_active IP Right Cessation
- 2005-11-08 JP JP2005324190A patent/JP4920245B2/ja not_active Expired - Fee Related
- 2005-11-08 US US11/270,151 patent/US20060097975A1/en not_active Abandoned
- 2005-11-08 CN CNB2005101156840A patent/CN100529849C/zh not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| JP2003066417A (ja) * | 2001-08-22 | 2003-03-05 | Sharp Corp | タッチセンサ一体型表示装置 |
| KR20040077269A (ko) * | 2003-02-28 | 2004-09-04 | 삼성전자주식회사 | 액정표시장치 및 이의 제조방법 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100529849C (zh) | 2009-08-19 |
| JP4920245B2 (ja) | 2012-04-18 |
| KR20060041023A (ko) | 2006-05-11 |
| US20060097975A1 (en) | 2006-05-11 |
| JP2006133788A (ja) | 2006-05-25 |
| TWI438692B (zh) | 2014-05-21 |
| CN1773335A (zh) | 2006-05-17 |
| TW200625174A (en) | 2006-07-16 |
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