KR101246830B1 - 표시 장치 및 이의 구동 방법 - Google Patents
표시 장치 및 이의 구동 방법 Download PDFInfo
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- KR101246830B1 KR101246830B1 KR1020060051740A KR20060051740A KR101246830B1 KR 101246830 B1 KR101246830 B1 KR 101246830B1 KR 1020060051740 A KR1020060051740 A KR 1020060051740A KR 20060051740 A KR20060051740 A KR 20060051740A KR 101246830 B1 KR101246830 B1 KR 101246830B1
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- 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
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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
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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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- G06F3/0418—Control or interface arrangements specially adapted for digitisers for error correction or compensation, e.g. based on parallax, calibration or alignment
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- 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
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- G06F3/0446—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using a grid-like structure of electrodes in at least two directions, e.g. using row and column electrodes
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- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
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- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
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- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
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- G09G3/3685—Details of drivers for data electrodes
- G09G3/3688—Details of drivers for data electrodes suitable for active matrices only
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- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3696—Generation of voltages supplied to electrode drivers
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- 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
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
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- G02F1/136213—Storage capacitors associated with the pixel electrode
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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
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136286—Wiring, e.g. gate line, drain line
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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
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/1368—Active matrix addressed cells in which the switching element is a three-electrode device
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- G—PHYSICS
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- G09G2310/00—Command of the display device
- G09G2310/06—Details of flat display driving waveforms
- G09G2310/061—Details of flat display driving waveforms for resetting or blanking
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- Crystallography & Structural Chemistry (AREA)
- Human Computer Interaction (AREA)
- Computer Hardware Design (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
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- Liquid Crystal Display Device Control (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
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Abstract
Description
Claims (20)
- 서로 교차하는 소스 배선과 게이트 배선이 형성된 어레이 기판과, 상기 어레이 기판과 마주하는 면에 공통 전극이 형성된 대향 기판을 포함하는 표시 패널;한 프레임 구간 중 표시 구간에 상기 소스 배선에 데이터 신호를 출력하는 소스 구동부;상기 표시 구간에 상기 게이트 배선에 게이트 신호를 출력하는 게이트 구동부;상기 어레이 기판의 배선들 및 상기 대향 기판의 공통 전극 중 어느 하나와 전기적으로 연결되어, 상기 한 프레임 구간 중 소거 구간에 감지신호를 독출하는 독출부; 및상기 소거 구간에 상기 독출부를 구동시키는 제어펄스를 출력하는 펄스 발생부를 포함하고,상기 독출부는상기 소스 배선의 단부에 연결되어, 상기 소스 배선으로부터 제1 감지신호를 독출하는 제1 독출부; 및상기 게이트 배선의 단부에 연결되어, 상기 게이트 배선으로부터 제2 감지신호를 독출하는 제2 독출부를 포함하는 표시 장치.
- 삭제
- 제1항에 있어서, 상기 펄스 발생부는 상기 제1 독출부의 구동을 제어하는 제1 제어펄스와 상기 제2 독출부의 구동을 제어하는 제2 제어펄스를 각각 출력하는 것을 특징으로 하는 표시 장치.
- 제3항에 있어서, 상기 제1 독출부는 상기 소스 배선의 단부에 연결되어 상기 제1 제어펄스에 턴-온 되는 제1 스위칭부와, 상기 제1 스위칭부와 연결되어 상기 소스 배선에 흐르는 제1 감지전류를 제1 감지신호로 출력하는 제1 전류 검출부를 포함하는 표시 장치.
- 제4항에 있어서, 상기 제1 제어펄스의 전위 레벨은 상기 데이터 신호 보다 큰 것을 특징으로 하는 표시 장치.
- 제3항에 있어서, 상기 제2 독출부는 상기 게이트 배선의 단부에 연결되어 상기 제2 제어펄스에 턴-온 되는 제2 스위칭부와, 상기 제2 스위칭부와 연결되어 상기 게이트 배선에 흐르는 제2 감지전류를 제2 감지신호로 출력하는 제2 전류 검출부를 포함하는 표시 장치.
- 제6항에 있어서, 상기 제2 제어펄스의 전위 레벨은 게이트 오프 전압의 레벨보다 작은 것을 특징으로 하는 표시 장치.
- 제1항에 있어서, 상기 표시 패널은 상기 어레이 기판에 광이 입사되고 상기 대향 기판에 접촉물체가 접촉되는 것을 특징으로 하는 표시 장치.
- 제8항에 있어서, 상기 소거 구간에 상기 공통 전극을 전기적으로 플로팅 시키는 전압 발생부를 더 포함하는 표시 장치.
- 제1항에 있어서, 상기 표시 패널은 상기 대향 기판에 광이 입사되고 상기 어레이 기판에 접촉물체가 접촉되는 것을 특징으로 하는 표시 장치.
- 제10항에 있어서, 상기 소거 구간에 직류 전압을 상기 공통 전극에 인가하는 전압 발생부를 더 포함하는 표시 장치.
- 제1항에 있어서, 상기 어레이 기판은 상기 공통 전극과 전기적으로 연결된 쇼트 포인트를 더 포함하며,상기 독출부는 상기 쇼트 포인트로부터 상기 감지신호를 독출하는 것을 특징으로 하는 표시 장치.
- 제12항에 있어서, 상기 공통 전극은 패터닝된 복수의 전극들을 포함하며,상기 독출부는 상기 복수의 전극들과 전기적으로 연결된 복수의 쇼트 포인트들로부터 상기 감지신호를 독출하는 것을 특징으로 하는 표시 장치.
- 제12항에 있어서, 상기 소스 구동부는 상기 소거 구간에 직류 전압을 상기 소스 배선에 출력하는 것을 특징으로 하는 표시 장치.
- 소스 배선과 게이트 배선이 형성된 어레이 기판과 상기 어레이 기판과 마주하는 면에 공통 전극이 형성된 대향 기판을 포함하는 표시 장치의 구동 방법에 있어서,한 프레임 구간 중 표시 구간에 상기 소스 배선 및 게이트 배선에 구동신호를 출력하여 접촉감지 표시 장치에 영상을 표시하는 단계; 및상기 한 프레임 구간 중 소거 구간에 상기 표시 장치에서 감지된 감지신호를 상기 어레이 기판의 배선들 및 상기 대향 기판의 공통 전극 중 어느 하나로부터 독출하는 단계를 포함하고,상기 독출하는 단계는상기 소스 배선으로부터 제1 감지신호를 독출하는 단계; 및상기 게이트 배선으로부터 제2 감지신호를 독출하는 단계를 포함하는 표시 장치의 구동 방법.
- 제15항에 있어서, 상기 독출하는 단계는상기 소스 배선 및 상기 게이트 배선으로부터 제1 감지신호 및 제2 감지신호를 독출하는 것을 특징으로 표시 장치의 구동 방법.
- 제16항에 있어서, 상기 독출하는 단계는상기 어레이 기판의 아래에서 광이 입사되는 경우, 상기 소거 구간에 상기 공통 전극을 전기적으로 플로팅 시키는 단계를 더 포함하는 표시 장치의 구동 방 법.
- 제16항에 있어서, 상기 독출하는 단계는상기 대향 기판의 아래에서 광이 입사되는 경우, 상기 소거 구간에 직류 전압을 상기 공통 전극에 인가하는 단계를 더 포함하는 표시 장치의 구동 방법.
- 제15항에 있어서, 상기 독출하는 단계는상기 공통 전극과 전기적으로 연결된 쇼트 포인트로부터 독출하는 것을 특징으로 하는 표시 장치의 구동 방법.
- 제19항에 있어서, 상기 독출하는 단계는상기 어레이 기판의 아래에서 광이 입사되는 경우, 상기 소거 구간에 직류 전압을 상기 소스 배선에 출력하는 단계를 더 포함하는 표시 장치의 구동 방법.
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| JP2007151350A JP5345299B2 (ja) | 2006-06-09 | 2007-06-07 | 表示装置及びこれの駆動方法 |
| CN2007101494121A CN101122725B (zh) | 2006-06-09 | 2007-06-11 | 显示装置及其驱动方法 |
| US11/760,815 US8866751B2 (en) | 2006-06-09 | 2007-06-11 | Display device and method of driving the same |
| US14/506,055 US9507452B2 (en) | 2006-06-09 | 2014-10-03 | Display device and method of driving the same |
| US15/337,893 US10133384B2 (en) | 2006-06-09 | 2016-10-28 | Display device and method of driving the same |
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2007
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- 2007-06-11 CN CN2007101494121A patent/CN101122725B/zh active Active
- 2007-06-11 US US11/760,815 patent/US8866751B2/en active Active
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2014
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Also Published As
| Publication number | Publication date |
|---|---|
| US20170045975A1 (en) | 2017-02-16 |
| US9507452B2 (en) | 2016-11-29 |
| KR20070117736A (ko) | 2007-12-13 |
| CN101122725B (zh) | 2012-05-09 |
| CN101122725A (zh) | 2008-02-13 |
| JP5345299B2 (ja) | 2013-11-20 |
| JP2007334347A (ja) | 2007-12-27 |
| US20080018581A1 (en) | 2008-01-24 |
| US10133384B2 (en) | 2018-11-20 |
| US20150022477A1 (en) | 2015-01-22 |
| US8866751B2 (en) | 2014-10-21 |
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