EA201690932A1 - Жидкокристаллическое дисплейное устройство и способ управления его пикселями - Google Patents

Жидкокристаллическое дисплейное устройство и способ управления его пикселями

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Publication number
EA201690932A1
EA201690932A1 EA201690932A EA201690932A EA201690932A1 EA 201690932 A1 EA201690932 A1 EA 201690932A1 EA 201690932 A EA201690932 A EA 201690932A EA 201690932 A EA201690932 A EA 201690932A EA 201690932 A1 EA201690932 A1 EA 201690932A1
Authority
EA
Eurasian Patent Office
Prior art keywords
pixel
transistor
level
controlling
electrode
Prior art date
Application number
EA201690932A
Other languages
English (en)
Other versions
EA032519B1 (ru
Inventor
Чэн-Хун Чэнь
Чжэхао Хсу
Цзуй Ван
Сяохуэй Яо
Original Assignee
Шэньчжэнь Чайна Стар Оптоэлектроникс Текнолоджи Ко., Лтд.
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 Шэньчжэнь Чайна Стар Оптоэлектроникс Текнолоджи Ко., Лтд. filed Critical Шэньчжэнь Чайна Стар Оптоэлектроникс Текнолоджи Ко., Лтд.
Publication of EA201690932A1 publication Critical patent/EA201690932A1/ru
Publication of EA032519B1 publication Critical patent/EA032519B1/ru

Links

Classifications

    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20Control 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
    • G09G3/34Control 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
    • G09G3/36Control 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
    • G09G3/3611Control of matrices with row and column drivers
    • G09G3/3648Control of matrices with row and column drivers using an active matrix
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20Control 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
    • G09G3/34Control 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
    • G09G3/36Control 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
    • G09G3/3611Control of matrices with row and column drivers
    • G09G3/3648Control of matrices with row and column drivers using an active matrix
    • G09G3/3659Control of matrices with row and column drivers using an active matrix the addressing of the pixel involving the control of two or more scan electrodes or two or more data electrodes, e.g. pixel voltage dependant on signal of two data electrodes
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20Control 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
    • G09G3/34Control 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
    • G09G3/36Control 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
    • G09G3/3611Control of matrices with row and column drivers
    • G09G3/3674Details of drivers for scan electrodes
    • G09G3/3677Details of drivers for scan electrodes suitable for active matrices only
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20Control 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
    • G09G3/34Control 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
    • G09G3/36Control 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
    • G09G3/3611Control of matrices with row and column drivers
    • G09G3/3696Generation of voltages supplied to electrode drivers
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2300/00Aspects of the constitution of display devices
    • G09G2300/04Structural and physical details of display devices
    • G09G2300/0421Structural details of the set of electrodes
    • G09G2300/0426Layout of electrodes and connections
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2300/00Aspects of the constitution of display devices
    • G09G2300/04Structural and physical details of display devices
    • G09G2300/0439Pixel structures
    • G09G2300/0443Pixel structures with several sub-pixels for the same colour in a pixel, not specifically used to display gradations
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2300/00Aspects of the constitution of display devices
    • G09G2300/04Structural and physical details of display devices
    • G09G2300/0439Pixel structures
    • G09G2300/0443Pixel structures with several sub-pixels for the same colour in a pixel, not specifically used to display gradations
    • G09G2300/0447Pixel structures with several sub-pixels for the same colour in a pixel, not specifically used to display gradations for multi-domain technique to improve the viewing angle in a liquid crystal display, such as multi-vertical alignment [MVA]
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2300/00Aspects of the constitution of display devices
    • G09G2300/04Structural and physical details of display devices
    • G09G2300/0439Pixel structures
    • G09G2300/0465Improved aperture ratio, e.g. by size reduction of the pixel circuit, e.g. for improving the pixel density or the maximum displayable luminance or brightness
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2300/00Aspects of the constitution of display devices
    • G09G2300/08Active matrix structure, i.e. with use of active elements, inclusive of non-linear two terminal elements, in the pixels together with light emitting or modulating elements
    • G09G2300/0809Several active elements per pixel in active matrix panels
    • G09G2300/0814Several active elements per pixel in active matrix panels used for selection purposes, e.g. logical AND for partial update
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2300/00Aspects of the constitution of display devices
    • G09G2300/08Active matrix structure, i.e. with use of active elements, inclusive of non-linear two terminal elements, in the pixels together with light emitting or modulating elements
    • G09G2300/0809Several active elements per pixel in active matrix panels
    • G09G2300/0842Several active elements per pixel in active matrix panels forming a memory circuit, e.g. a dynamic memory with one capacitor
    • G09G2300/0852Several active elements per pixel in active matrix panels forming a memory circuit, e.g. a dynamic memory with one capacitor being a dynamic memory with more than one capacitor
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2330/00Aspects of power supply; Aspects of display protection and defect management
    • G09G2330/02Details of power systems and of start or stop of display operation
    • G09G2330/021Power management, e.g. power saving
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2330/00Aspects of power supply; Aspects of display protection and defect management
    • G09G2330/04Display protection
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2360/00Aspects of the architecture of display systems
    • G09G2360/08Power processing, i.e. workload management for processors involved in display operations, such as CPUs or GPUs
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L27/00Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
    • H01L27/02Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
    • H01L27/12Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
    • H01L27/1214Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
    • H01L27/124Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs with a particular composition, shape or layout of the wiring layers specially adapted to the circuit arrangement, e.g. scanning lines in LCD pixel circuits

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)
  • Liquid Crystal (AREA)

Abstract

Способ управления пикселями жидкокристаллического дисплейного (LCD) устройства, при этом LCD устройство содержит пиксель первого уровня, пиксель второго уровня, первый транзистор, второй транзистор, третий транзистор, первую строку развертки, вторую строку развертки, множество строк данных, электрод главного пикселя, электрод подпикселя и общую емкость, при этом способ управления пикселями включает следующие этапы: этап управления первой строкой развертки во время первого периода управления для зарядки электрода главного пикселя и электрода подпикселя пикселя первого уровня; этап прекращения управления первой строкой развертки во время второго периода управления для понижения напряжений электрода главного пикселя и электрода подпикселя пикселя первого уровня; этап управления второй строкой развертки во время третьего периода управления для запуска третьего транзистора пикселя первого уровня и этап прекращения управления второй строкой развертки во время четвертого периода управления и понижения напряжений электрода главного пикселя и электрода подпикселя пикселя первого уровня посредством применения общей емкости, которая соединена с третьим транзистором во время третьего и четвертого периодов управления.
EA201690932A 2013-12-12 2013-12-18 Жидкокристаллическое дисплейное устройство и способ управления его пикселями EA032519B1 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201310676568.0A CN103680447B (zh) 2013-12-12 2013-12-12 液晶显示设备及其像素驱动方法
PCT/CN2013/089771 WO2015085608A1 (zh) 2013-12-12 2013-12-18 液晶显示设备及其像素驱动方法

Publications (2)

Publication Number Publication Date
EA201690932A1 true EA201690932A1 (ru) 2017-01-30
EA032519B1 EA032519B1 (ru) 2019-06-28

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Country Status (7)

Country Link
US (1) US9224354B2 (ru)
JP (1) JP2017504822A (ru)
KR (1) KR101906924B1 (ru)
CN (1) CN103680447B (ru)
EA (1) EA032519B1 (ru)
GB (1) GB2540453B (ru)
WO (1) WO2015085608A1 (ru)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103941442B (zh) * 2014-04-10 2016-07-20 深圳市华星光电技术有限公司 显示面板及其驱动方法
CN103996657B (zh) * 2014-05-13 2016-06-22 深圳市华星光电技术有限公司 一种薄膜晶体管基板及其制作方法和液晶显示器
TWI526760B (zh) * 2014-07-17 2016-03-21 友達光電股份有限公司 液晶像素電路及其驅動方法
CN104460148B (zh) * 2014-11-20 2017-09-01 深圳市华星光电技术有限公司 提升不良检出率的像素结构及检测方法
CN104375294B (zh) * 2014-11-24 2017-03-15 深圳市华星光电技术有限公司 一种显示面板的检测电路及其检测方法
CN104483792B (zh) * 2014-12-26 2017-04-12 深圳市华星光电技术有限公司 阵列基板及显示装置
CN105093743B (zh) 2015-08-07 2018-03-13 深圳市华星光电技术有限公司 一种液晶面板、tft基板及其检测方法
CN107132709A (zh) * 2017-05-05 2017-09-05 惠科股份有限公司 液晶像素电路及其驱动方法与液晶显示面板
CN107255894B (zh) * 2017-08-09 2020-05-05 深圳市华星光电技术有限公司 阵列基板及液晶显示面板
CN207352947U (zh) * 2017-10-25 2018-05-11 中华映管股份有限公司 显示面板及其像素电路
KR20200085976A (ko) * 2019-01-07 2020-07-16 삼성디스플레이 주식회사 주사 구동부
KR20210080781A (ko) * 2019-12-23 2021-07-01 엘지디스플레이 주식회사 게이트 드라이버 및 이를 포함하는 표시 장치

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050140634A1 (en) * 2003-12-26 2005-06-30 Nec Corporation Liquid crystal display device, and method and circuit for driving liquid crystal display device
JP4571845B2 (ja) * 2004-11-08 2010-10-27 シャープ株式会社 液晶表示装置用基板及びそれを備えた液晶表示装置及びその駆動方法
TWI364609B (en) 2007-02-16 2012-05-21 Chimei Innolux Corp Liquid crystal display panel and manufacturing method thereof
JP5116359B2 (ja) * 2007-05-17 2013-01-09 株式会社半導体エネルギー研究所 液晶表示装置
JP4989309B2 (ja) * 2007-05-18 2012-08-01 株式会社半導体エネルギー研究所 液晶表示装置
JP5366458B2 (ja) * 2007-07-11 2013-12-11 株式会社半導体エネルギー研究所 アクティブマトリクス型表示装置及びそれを用いた電子機器
KR101515081B1 (ko) * 2007-07-26 2015-05-06 삼성디스플레이 주식회사 표시장치 및 그 구동방법
CN100578329C (zh) * 2008-03-03 2010-01-06 上海广电光电子有限公司 液晶显示装置、像素结构及其驱动方法
KR101538320B1 (ko) * 2008-04-23 2015-07-23 삼성디스플레이 주식회사 표시 장치
KR101499843B1 (ko) * 2008-07-04 2015-03-06 삼성디스플레이 주식회사 표시장치
KR101501497B1 (ko) * 2008-09-18 2015-03-12 삼성디스플레이 주식회사 액정 표시 장치
CN101592836B (zh) * 2009-04-15 2011-03-23 深圳华映显示科技有限公司 液晶显示器及其显示方法
JP5335937B2 (ja) * 2010-01-15 2013-11-06 シャープ株式会社 液晶表示装置
US8411003B2 (en) * 2010-02-11 2013-04-02 Au Optronics Corporation Liquid crystal display and methods of driving same
CN101866604B (zh) * 2010-03-19 2012-08-22 华映视讯(吴江)有限公司 多分区像素驱动电路及其方法
KR20120021537A (ko) * 2010-08-06 2012-03-09 삼성전자주식회사 액정 표시 장치
KR101738476B1 (ko) * 2010-11-17 2017-05-23 삼성디스플레이 주식회사 표시 패널의 구동 방법 및 이를 수행하는 표시 장치
TWI426486B (zh) * 2010-12-16 2014-02-11 Au Optronics Corp 運用於電荷分享畫素的整合面板型閘極驅動電路
US8810491B2 (en) * 2011-10-20 2014-08-19 Au Optronics Corporation Liquid crystal display with color washout improvement and method of driving same
CN102591083B (zh) * 2012-03-20 2014-11-19 深圳市华星光电技术有限公司 电荷分享型像素结构
TWI481940B (zh) * 2012-07-05 2015-04-21 Au Optronics Corp 顯示面板及其驅動方法
US9218777B2 (en) * 2013-07-19 2015-12-22 Shenzhen China Star Optoelectronics Technology Co., Ltd Array substrate and the liquid crystal panel

Also Published As

Publication number Publication date
JP2017504822A (ja) 2017-02-09
KR101906924B1 (ko) 2018-10-11
GB2540453A (en) 2017-01-18
WO2015085608A1 (zh) 2015-06-18
EA032519B1 (ru) 2019-06-28
US9224354B2 (en) 2015-12-29
GB2540453B (en) 2020-12-02
CN103680447A (zh) 2014-03-26
US20150170595A1 (en) 2015-06-18
KR20160071460A (ko) 2016-06-21
CN103680447B (zh) 2016-01-13
GB201607987D0 (en) 2016-06-22

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