EA201791063A1 - Схема управления разверткой - Google Patents

Схема управления разверткой

Info

Publication number
EA201791063A1
EA201791063A1 EA201791063A EA201791063A EA201791063A1 EA 201791063 A1 EA201791063 A1 EA 201791063A1 EA 201791063 A EA201791063 A EA 201791063A EA 201791063 A EA201791063 A EA 201791063A EA 201791063 A1 EA201791063 A1 EA 201791063A1
Authority
EA
Eurasian Patent Office
Prior art keywords
module
pull
level
sweep
control circuit
Prior art date
Application number
EA201791063A
Other languages
English (en)
Other versions
EA031998B1 (ru
Inventor
Цзюньчэн Сяо
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 EA201791063A1 publication Critical patent/EA201791063A1/ru
Publication of EA031998B1 publication Critical patent/EA031998B1/ru

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
    • G09G3/3674—Details of drivers for scan electrodes
    • G09G3/3677—Details of drivers for scan 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
    • G09G2300/00—Aspects of the constitution of display devices
    • G09G2300/04—Structural and physical details of display devices
    • G09G2300/0404—Matrix technologies
    • G09G2300/0408—Integration of the drivers onto the display substrate
    • 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
    • G09G2310/00—Command of the display device
    • G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
    • G09G2310/0264—Details of driving circuits
    • G09G2310/0267—Details of drivers for scan electrodes, other than drivers for liquid crystal, plasma or OLED displays
    • 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
    • G09G2310/06—Details of flat display driving waveforms
    • G09G2310/061—Details of flat display driving waveforms for resetting or blanking
    • 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
    • G09G2320/0209—Crosstalk reduction, i.e. to reduce direct or indirect influences of signals directed to a certain pixel of the displayed image on other pixels of said image, inclusive of influences affecting pixels in different frames or fields or sub-images which constitute a same image, e.g. left and right images of a stereoscopic display
    • G09G2320/0214—Crosstalk reduction, i.e. to reduce direct or indirect influences of signals directed to a certain pixel of the displayed image on other pixels of said image, inclusive of influences affecting pixels in different frames or fields or sub-images which constitute a same image, e.g. left and right images of a stereoscopic display with crosstalk due to leakage current of pixel switch in active matrix panels

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)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Logic Circuits (AREA)
  • Shift Register Type Memory (AREA)
  • Liquid Crystal Display Device Control (AREA)

Abstract

Схема управления разверткой включает в себя модуль управления подтягиванием для генерирования сигнала уровня развертки на основании передаваемых сигналов с предыдущей ступени и со ступени, предшествующей предыдущей, модуль подтягивания к высокому уровню напряжения, модуль подтягивания к низкому уровню напряжения, модуль поддержки подтягивания к низкому уровню напряжения передающий модуль, первый ускоряющий конденсатор, источник постоянного низкого напряжения и второй ускоряющий конденсатор для подтягивания к высокому уровню напряжения сигнала уровня развертки посредством передаваемого сигнала из предыдущей ступени. Настоящее изобретение повышает надежность схемы управления разверткой.
EA201791063A 2014-11-14 2014-11-20 Схема управления разверткой EA031998B1 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201410650003.XA CN104409057B (zh) 2014-11-14 2014-11-14 一种扫描驱动电路
PCT/CN2014/091729 WO2016074269A1 (zh) 2014-11-14 2014-11-20 一种扫描驱动电路

Publications (2)

Publication Number Publication Date
EA201791063A1 true EA201791063A1 (ru) 2017-09-29
EA031998B1 EA031998B1 (ru) 2019-03-29

Family

ID=52646681

Family Applications (1)

Application Number Title Priority Date Filing Date
EA201791063A EA031998B1 (ru) 2014-11-14 2014-11-20 Схема управления разверткой

Country Status (8)

Country Link
US (1) US9595235B2 (ru)
JP (1) JP6539737B2 (ru)
KR (1) KR101988453B1 (ru)
CN (1) CN104409057B (ru)
DE (1) DE112014007169T5 (ru)
EA (1) EA031998B1 (ru)
GB (1) GB2548284B (ru)
WO (1) WO2016074269A1 (ru)

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WO2013178591A1 (en) * 2012-05-31 2013-12-05 F. Hoffmann-La Roche Ag Aminoquinazoline and pyridopyrimidine derivatives
CN104464665B (zh) * 2014-12-08 2017-02-22 深圳市华星光电技术有限公司 一种扫描驱动电路
CN104505036B (zh) * 2014-12-19 2017-04-12 深圳市华星光电技术有限公司 一种栅极驱动电路
CN104700801B (zh) * 2015-03-24 2016-11-02 深圳市华星光电技术有限公司 Pmos栅极驱动电路
CN104766576B (zh) * 2015-04-07 2017-06-27 深圳市华星光电技术有限公司 基于p型薄膜晶体管的goa电路
CN104732945B (zh) * 2015-04-09 2017-06-30 京东方科技集团股份有限公司 移位寄存器及驱动方法、阵列基板栅极驱动装置、显示面板
CN104916262B (zh) * 2015-06-04 2017-09-19 武汉华星光电技术有限公司 一种扫描驱动电路
CN105047160B (zh) * 2015-08-24 2017-09-19 武汉华星光电技术有限公司 一种扫描驱动电路
CN105206238B (zh) * 2015-10-15 2017-12-15 武汉华星光电技术有限公司 栅极驱动电路及应用该电路的显示装置
CN105185294B (zh) * 2015-10-23 2017-11-14 京东方科技集团股份有限公司 移位寄存器单元及其驱动方法、移位寄存器和显示装置
CN106128409B (zh) * 2016-09-21 2018-11-27 深圳市华星光电技术有限公司 扫描驱动电路及显示装置
CN106571123B (zh) * 2016-10-18 2018-05-29 深圳市华星光电技术有限公司 Goa驱动电路及液晶显示装置
CN107146589A (zh) * 2017-07-04 2017-09-08 深圳市华星光电技术有限公司 Goa电路及液晶显示装置
US10699659B2 (en) * 2017-09-27 2020-06-30 Shenzhen China Star Optoelectronics Technology Co. Ltd. Gate driver on array circuit and liquid crystal display with the same
CN110223648B (zh) * 2019-05-09 2020-07-10 深圳市华星光电半导体显示技术有限公司 用于显示屏的驱动电路
CN111081196B (zh) * 2019-12-24 2021-06-01 深圳市华星光电半导体显示技术有限公司 Goa电路及显示面板
CN112382239B (zh) * 2020-11-05 2022-07-29 深圳市华星光电半导体显示技术有限公司 Goa电路及显示面板
CN115398530A (zh) 2021-01-26 2022-11-25 京东方科技集团股份有限公司 移位寄存器单元及其驱动方法、栅极驱动电路、显示基板

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CN103928008B (zh) * 2014-04-24 2016-10-05 深圳市华星光电技术有限公司 一种用于液晶显示的goa电路及液晶显示装置
CN104008739B (zh) 2014-05-20 2017-04-12 深圳市华星光电技术有限公司 一种扫描驱动电路和一种液晶显示装置
CN104064158B (zh) * 2014-07-17 2016-05-04 深圳市华星光电技术有限公司 具有自我补偿功能的栅极驱动电路
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Also Published As

Publication number Publication date
US9595235B2 (en) 2017-03-14
CN104409057A (zh) 2015-03-11
WO2016074269A1 (zh) 2016-05-19
CN104409057B (zh) 2017-09-29
KR101988453B1 (ko) 2019-06-12
EA031998B1 (ru) 2019-03-29
GB2548284A (en) 2017-09-13
JP6539737B2 (ja) 2019-07-03
JP2018503852A (ja) 2018-02-08
DE112014007169T5 (de) 2017-07-27
GB2548284B (en) 2021-01-06
GB201709314D0 (en) 2017-07-26
US20160140926A1 (en) 2016-05-19
KR20170084262A (ko) 2017-07-19

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Legal Events

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MM4A Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s)

Designated state(s): AM AZ BY KZ KG TJ TM