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TWI349905B - Liquid crystal display devices capable of reducing power consumption by charge sharing - Google Patents

Liquid crystal display devices capable of reducing power consumption by charge sharing

Info

Publication number
TWI349905B
TWI349905B TW095130137A TW95130137A TWI349905B TW I349905 B TWI349905 B TW I349905B TW 095130137 A TW095130137 A TW 095130137A TW 95130137 A TW95130137 A TW 95130137A TW I349905 B TWI349905 B TW I349905B
Authority
TW
Taiwan
Prior art keywords
liquid crystal
crystal display
power consumption
display devices
reducing power
Prior art date
Application number
TW095130137A
Other languages
English (en)
Other versions
TW200811788A (en
Inventor
Chin Hung Hsu
Original Assignee
Novatek Microelectronics Corp
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 Novatek Microelectronics Corp filed Critical Novatek Microelectronics Corp
Priority to TW095130137A priority Critical patent/TWI349905B/zh
Priority to US11/536,690 priority patent/US7605790B2/en
Publication of TW200811788A publication Critical patent/TW200811788A/zh
Application granted granted Critical
Publication of TWI349905B publication Critical patent/TWI349905B/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
    • G09G3/3611—Control of matrices with row and column drivers
    • G09G3/3685—Details of drivers for data electrodes
    • G09G3/3688—Details of drivers for data electrodes suitable for active matrices only
    • 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
    • G09G2310/0243—Details of the generation of driving signals
    • G09G2310/0248—Precharge or discharge of column electrodes before or after applying exact column voltages
    • 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
    • G09G2330/023—Power management, e.g. power saving using energy recovery or conservation
    • 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
    • G09G3/3614—Control of polarity reversal in general

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
TW095130137A 2006-08-16 2006-08-16 Liquid crystal display devices capable of reducing power consumption by charge sharing TWI349905B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
TW095130137A TWI349905B (en) 2006-08-16 2006-08-16 Liquid crystal display devices capable of reducing power consumption by charge sharing
US11/536,690 US7605790B2 (en) 2006-08-16 2006-09-29 Liquid crystal display device capable of reducing power consumption by charge sharing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW095130137A TWI349905B (en) 2006-08-16 2006-08-16 Liquid crystal display devices capable of reducing power consumption by charge sharing

Publications (2)

Publication Number Publication Date
TW200811788A TW200811788A (en) 2008-03-01
TWI349905B true TWI349905B (en) 2011-10-01

Family

ID=39100939

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095130137A TWI349905B (en) 2006-08-16 2006-08-16 Liquid crystal display devices capable of reducing power consumption by charge sharing

Country Status (2)

Country Link
US (1) US7605790B2 (zh)
TW (1) TWI349905B (zh)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100769448B1 (ko) * 2006-01-20 2007-10-22 삼성에스디아이 주식회사 디지털-아날로그 변환기 및 이를 채용한 데이터 구동회로와평판 디스플레이 장치
KR100776489B1 (ko) * 2006-02-09 2007-11-16 삼성에스디아이 주식회사 데이터 구동회로 및 그 구동방법
KR100776488B1 (ko) * 2006-02-09 2007-11-16 삼성에스디아이 주식회사 데이터 구동회로 및 이를 구비한 평판 표시장치
KR100805587B1 (ko) * 2006-02-09 2008-02-20 삼성에스디아이 주식회사 디지털-아날로그 변환기 및 이를 채용한 데이터 구동회로와평판 표시장치
TWI353576B (en) * 2007-03-21 2011-12-01 Novatek Microelectronics Corp Lcd device driven by pre-charge procedure
JP5049385B2 (ja) * 2008-03-21 2012-10-17 シャープ株式会社 アクティブマトリクス基板、及び表示装置
TWI413968B (zh) 2009-01-23 2013-11-01 Novatek Microelectronics Corp 驅動一液晶顯示器的方法及其相關驅動裝置
TWI421841B (zh) * 2009-11-03 2014-01-01 Himax Tech Ltd 源極驅動器及其電荷分享功能控制方法
TWI427610B (zh) * 2010-08-06 2014-02-21 Au Optronics Corp 可降低功率消耗之液晶顯示器及相關驅動方法
CN101950545B (zh) * 2010-09-14 2012-08-01 友达光电股份有限公司 可降低功率消耗的液晶显示器及相关驱动方法
KR101192583B1 (ko) * 2010-10-28 2012-10-18 삼성디스플레이 주식회사 액정 표시 패널, 액정 표시 장치 및 액정 표시 장치의 구동 방법
US8896586B2 (en) 2010-12-15 2014-11-25 Novatek Microelectronics Corp. Gate driving method for controlling display apparatus and gate driver using the same
TWI406260B (zh) 2010-12-29 2013-08-21 Au Optronics Corp 應用於顯示面板之具電荷回收功能之控制電路裝置及其控制方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW275684B (zh) * 1994-07-08 1996-05-11 Hitachi Seisakusyo Kk
KR100188112B1 (ko) * 1996-03-15 1999-06-01 김광호 박막 트랜지스터 액정 표시 장치
JP3256730B2 (ja) * 1996-04-22 2002-02-12 シャープ株式会社 液晶表示装置、およびその駆動方法
JPH10293287A (ja) * 1997-02-24 1998-11-04 Toshiba Corp 液晶表示装置の駆動方法
US6891521B2 (en) * 2000-09-18 2005-05-10 Lg.Philips Lcd Co., Ltd. Driving method for a liquid crystal display device and driving circuits thereof

Also Published As

Publication number Publication date
US20080042957A1 (en) 2008-02-21
TW200811788A (en) 2008-03-01
US7605790B2 (en) 2009-10-20

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees