TW200629210A - Liquid-crystal display device and method of driving liquid-crystal display device - Google Patents

Liquid-crystal display device and method of driving liquid-crystal display device

Info

Publication number
TW200629210A
TW200629210A TW094137032A TW94137032A TW200629210A TW 200629210 A TW200629210 A TW 200629210A TW 094137032 A TW094137032 A TW 094137032A TW 94137032 A TW94137032 A TW 94137032A TW 200629210 A TW200629210 A TW 200629210A
Authority
TW
Taiwan
Prior art keywords
display device
crystal display
period
liquid
backlight
Prior art date
Application number
TW094137032A
Other languages
English (en)
Chinese (zh)
Other versions
TWI308313B (enExample
Inventor
Yoshifumi Sekiguchi
Tsunenori Yamamoto
Shoichi Hirota
Original Assignee
Hitachi Displays Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hitachi Displays Ltd filed Critical Hitachi Displays Ltd
Publication of TW200629210A publication Critical patent/TW200629210A/zh
Application granted granted Critical
Publication of TWI308313B publication Critical patent/TWI308313B/zh

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • 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
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • 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
    • G09G3/3648—Control of matrices with row and column drivers using an active 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
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • 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
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • 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
    • G09G3/3406—Control of illumination source
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00—Command of the display device
    • G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
    • G09G2310/0237—Switching ON and OFF the backlight within one frame
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00—Command of the display device
    • G09G2310/08—Details of timing specific for flat panels, other than clock recovery
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/02—Improving the quality of display appearance
    • G09G2320/0247—Flicker reduction other than flicker reduction circuits used for single beam cathode-ray tubes
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0626—Adjustment of display parameters for control of overall brightness
    • G09G2320/064—Adjustment of display parameters for control of overall brightness by time modulation of the brightness of the illumination source
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0626—Adjustment of display parameters for control of overall brightness
    • G09G2320/0646—Modulation of illumination source brightness and image signal correlated to each other
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
    • G09G2330/02—Details of power systems and of start or stop of display operation
    • G09G2330/021—Power management, e.g. power saving
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Liquid Crystal (AREA)
  • Transforming Electric Information Into Light Information (AREA)
TW094137032A 2004-11-26 2005-10-21 Liquid-crystal display device and method of driving liquid-crystal display device TW200629210A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004342611 2004-11-26

Publications (2)

Publication Number Publication Date
TW200629210A true TW200629210A (en) 2006-08-16
TWI308313B TWI308313B (enExample) 2009-04-01

Family

ID=36583195

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094137032A TW200629210A (en) 2004-11-26 2005-10-21 Liquid-crystal display device and method of driving liquid-crystal display device

Country Status (5)

Country Link
US (1) US20060125742A1 (enExample)
JP (1) JP5183871B2 (enExample)
KR (1) KR100750305B1 (enExample)
CN (1) CN100416647C (enExample)
TW (1) TW200629210A (enExample)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4207990B2 (ja) * 2006-07-07 2009-01-14 セイコーエプソン株式会社 プロジェクタ
KR101265333B1 (ko) * 2006-07-26 2013-05-20 엘지디스플레이 주식회사 액정표시장치 및 그의 구동 방법
JP4648459B2 (ja) * 2006-09-28 2011-03-09 パナソニック株式会社 キーバックライト制御装置、携帯端末装置、キーバックライト制御方法及びキーバックライト制御プログラム
KR100933111B1 (ko) * 2006-11-21 2009-12-21 원 랩탑 퍼 차일드 어소시에이션 인코포레이티드 듀얼 모드 디스플레이
JP5510859B2 (ja) * 2007-03-30 2014-06-04 Ｎｌｔテクノロジー株式会社 バックライト装置および液晶表示装置
US9390659B2 (en) 2007-07-18 2016-07-12 Ams Ag Circuit configuration and method for controlling particularly segmented LED background illumination
DE102007033471B4 (de) * 2007-07-18 2011-09-22 Austriamicrosystems Ag Schaltungsanordnung und Verfahren zur Ansteuerung segmentierter LED-Hintergrundbeleuchtungen
KR101452972B1 (ko) * 2008-02-13 2014-10-22 삼성디스플레이 주식회사 타이밍 컨트롤러, 이를 구비한 표시 장치 및 이의신호처리방법
TW200943271A (en) * 2008-04-02 2009-10-16 Novatek Microelectronics Corp Memory-saving display device
KR101515468B1 (ko) * 2008-12-12 2015-05-06 삼성전자주식회사 표시장치 및 그 동작방법
EP2434474A4 (en) * 2009-05-19 2013-03-27 Sharp Kk Liquid crystal display device and method for its activation
TWI415096B (zh) 2009-06-23 2013-11-11 Ili Technology Corp 背光控制之方法及其裝置
JP5370021B2 (ja) * 2009-09-07 2013-12-18 セイコーエプソン株式会社 液晶表示装置、駆動方法および電子機器
KR101094293B1 (ko) 2010-03-29 2011-12-19 삼성모바일디스플레이주식회사 액정 표시 장치 및 그 구동 방법
JPWO2011121860A1 (ja) * 2010-03-30 2013-07-04 シャープ株式会社 液晶表示装置、液晶表示方法
MX2012011071A (es) 2010-03-31 2012-11-12 Sharp Kk Dispositivo de visualizacion de cristal liquido y receptor de television.
WO2013069515A1 (ja) * 2011-11-07 2013-05-16 シャープ株式会社 表示装置およびその駆動方法
CN103280187B (zh) * 2013-06-09 2015-12-23 上海和辉光电有限公司 像素排列显示方法、装置及oled显示器
JP6334114B2 (ja) * 2013-09-05 2018-05-30 株式会社ジャパンディスプレイ 表示装置
US20160284281A1 (en) * 2013-11-01 2016-09-29 Sharp Kabushiki Kaisha Display apparatus and control device
US9984608B2 (en) * 2014-06-25 2018-05-29 Apple Inc. Inversion balancing compensation
KR102264655B1 (ko) * 2014-10-14 2021-06-15 삼성디스플레이 주식회사 표시 장치
US20190043438A1 (en) * 2016-04-20 2019-02-07 Sharp Kabushiki Kaisha Display device and control method therefor
US10453404B2 (en) * 2016-08-17 2019-10-22 Semiconductor Energy Laboratory Co., Ltd. Display method, display device, display module, and electronic device
CN106297633B (zh) * 2016-08-31 2019-12-17 上海中航光电子有限公司 显示面板的驱动方法、显示面板及显示装置
CN108074516A (zh) * 2016-11-16 2018-05-25 浙江正泰电器股份有限公司 一种led显示扫描方法和变频器
JP2019168594A (ja) * 2018-03-23 2019-10-03 キヤノン株式会社 表示装置、表示装置の制御方法、プログラムおよび記憶媒体
JP2019184725A (ja) * 2018-04-05 2019-10-24 シャープ株式会社 表示装置
JP2021135309A (ja) * 2020-02-21 2021-09-13 シャープ株式会社 表示制御装置、表示制御方法及び表示制御プログラム
KR102699977B1 (ko) * 2020-03-11 2024-08-30 크리엘이디, 인크. 발광 다이오드들 및 발광 다이오드 디스플레이들의 능동 제어
CN112735343B (zh) * 2021-01-04 2022-03-15 成都中电熊猫显示科技有限公司 发光元器件调光控制方法、装置及显示装置
WO2023236156A1 (zh) 2022-06-09 2023-12-14 京东方科技集团股份有限公司 装置及驱动方法、背光驱动单元、微芯片、数据传输方法

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000199886A (ja) * 1998-10-30 2000-07-18 Semiconductor Energy Lab Co Ltd フィ―ルドシ―ケンシャル液晶表示装置およびその駆動方法ならびにヘッドマウントディスプレイ
JP2000241796A (ja) * 1998-12-24 2000-09-08 Sharp Corp 液晶表示装置及び液晶表示装置の制御信号を出力する電子機器
JP2000293142A (ja) * 1999-04-09 2000-10-20 Casio Comput Co Ltd 液晶表示装置
JP2000322029A (ja) * 1999-05-13 2000-11-24 Nec Corp 液晶表示装置
JP3618066B2 (ja) * 1999-10-25 2005-02-09 株式会社日立製作所 液晶表示装置
JP3747768B2 (ja) * 2000-03-17 2006-02-22 株式会社日立製作所 液晶表示装置
JP3766926B2 (ja) * 2000-04-28 2006-04-19 シャープ株式会社 表示装置の駆動方法およびそれを用いた表示装置ならびに携帯機器
CN1220098C (zh) * 2000-04-28 2005-09-21 夏普株式会社 显示器件、显示器件驱动方法和装有显示器件的电子设备
JP2002014662A (ja) * 2000-06-30 2002-01-18 Casio Comput Co Ltd バックライト制御装置およびそのプログラム記録媒体
JP3900805B2 (ja) * 2000-08-03 2007-04-04 株式会社日立製作所 照明装置及びそれを用いた液晶表示装置
JP2002091400A (ja) * 2000-09-19 2002-03-27 Matsushita Electric Ind Co Ltd 液晶表示装置
JP2002207463A (ja) * 2000-11-13 2002-07-26 Mitsubishi Electric Corp 液晶表示装置
KR100365501B1 (ko) * 2000-12-22 2002-12-18 엘지.필립스 엘시디 주식회사 액정표시장치의 구동방법
KR100381963B1 (ko) * 2000-12-26 2003-04-26 삼성전자주식회사 감소된 플리커를 갖는 액정 표시 장치 및 그것의 플리커저감 방법
CN1302313C (zh) * 2001-02-05 2007-02-28 国际商业机器公司 液晶显示装置
JP4210040B2 (ja) * 2001-03-26 2009-01-14 パナソニック株式会社 画像表示装置および方法
US7030848B2 (en) * 2001-03-30 2006-04-18 Matsushita Electric Industrial Co., Ltd. Liquid crystal display
JP2003177719A (ja) * 2001-12-10 2003-06-27 Matsushita Electric Ind Co Ltd 画像表示装置
JP2004093717A (ja) * 2002-08-30 2004-03-25 Hitachi Ltd 液晶表示装置
JP4087681B2 (ja) * 2002-10-29 2008-05-21 株式会社日立製作所 照明装置及びそれを用いた表示装置
JP4540605B2 (ja) * 2002-12-06 2010-09-08 シャープ株式会社 液晶表示装置
JP4487024B2 (ja) * 2002-12-10 2010-06-23 株式会社日立製作所 液晶表示装置の駆動方法および液晶表示装置
KR100925469B1 (ko) * 2003-03-03 2009-11-06 삼성전자주식회사 액정 표시 장치의 구동 장치
JP4082689B2 (ja) * 2004-01-23 2008-04-30 株式会社 日立ディスプレイズ 液晶表示装置

Also Published As

Publication number Publication date
CN1783197A (zh) 2006-06-07
TWI308313B (enExample) 2009-04-01
KR100750305B1 (ko) 2007-08-20
KR20060059188A (ko) 2006-06-01
JP2006178435A (ja) 2006-07-06
CN100416647C (zh) 2008-09-03
JP5183871B2 (ja) 2013-04-17
US20060125742A1 (en) 2006-06-15

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