CN112384967A - 栅极驱动电路及其电流调节方法、显示装置 - Google Patents
栅极驱动电路及其电流调节方法、显示装置 Download PDFInfo
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- CN112384967A CN112384967A CN201980000606.6A CN201980000606A CN112384967A CN 112384967 A CN112384967 A CN 112384967A CN 201980000606 A CN201980000606 A CN 201980000606A CN 112384967 A CN112384967 A CN 112384967A
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- signal
- gate driving
- electrically connected
- current
- resistor
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- 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
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- 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
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- 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
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- 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
- G09G2310/0286—Details of a shift registers arranged for use in a driving circuit
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- 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
- G09G2320/04—Maintaining the quality of display appearance
- G09G2320/043—Preventing or counteracting the effects of ageing
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- 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
- G09G2330/025—Reduction of instantaneous peaks of current
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- 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
- G09G2330/04—Display protection
- G09G2330/045—Protection against panel overheating
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- 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)
- Electronic Switches (AREA)
Abstract
一种栅极驱动电路及其电流调节方法、显示装置,涉及显示技术领域。该栅极驱动电路包括至少一个栅极驱动子电路(100)。每个栅极驱动子电路(100)包括输出单元(110)和限流单元(120)。该输出单元(110)被配置为输出栅极驱动信号。该限流单元(120)与该输出单元(110)电连接。该限流单元(120)被配置为限制栅极驱动信号的电流大小。上述电路可降低栅极驱动信号的电流,尽量防止由于电流过大而可能导致的显示面板的显示异常。
Description
PCT国内申请,说明书已公开。
Claims (16)
- PCT国内申请,权利要求书已公开。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2019/086269 WO2020223970A1 (zh) | 2019-05-09 | 2019-05-09 | 栅极驱动电路及其电流调节方法、显示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN112384967A true CN112384967A (zh) | 2021-02-19 |
CN112384967B CN112384967B (zh) | 2022-06-07 |
Family
ID=73051401
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201980000606.6A Active CN112384967B (zh) | 2019-05-09 | 2019-05-09 | 栅极驱动电路及其电流调节方法、显示装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US11295693B2 (zh) |
CN (1) | CN112384967B (zh) |
WO (1) | WO2020223970A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113628586A (zh) * | 2021-09-23 | 2021-11-09 | 合肥京东方显示技术有限公司 | 一种栅极驱动单元、栅极驱动电路、显示装置和驱动方法 |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08273560A (ja) * | 1995-03-30 | 1996-10-18 | Sony Corp | ディスプレイ装置及びディスプレイ装置の駆動方法 |
US20070063955A1 (en) * | 2005-09-16 | 2007-03-22 | Hung-Shiang Chen | Driving device |
CN102629454A (zh) * | 2011-06-16 | 2012-08-08 | 北京京东方光电科技有限公司 | 一种液晶面板驱动电路、驱动方法和*** |
CN102708829A (zh) * | 2012-06-06 | 2012-10-03 | 友达光电股份有限公司 | 一种栅极驱动电路及其平面显示设备 |
CN105761694A (zh) * | 2016-05-12 | 2016-07-13 | 深圳市华星光电技术有限公司 | 用于阵列基板栅极驱动电路的电平转换器 |
CN107705742A (zh) * | 2017-09-28 | 2018-02-16 | 惠科股份有限公司 | 一种显示面板的驱动电路及显示装置 |
CN108447434A (zh) * | 2018-03-20 | 2018-08-24 | 京东方科技集团股份有限公司 | 一种负压输出电路和显示面板 |
US20190051240A1 (en) * | 2017-08-09 | 2019-02-14 | Joled Inc. | Current limiting circuit, display device, and current limiting method |
CN109523965A (zh) * | 2018-12-19 | 2019-03-26 | 惠科股份有限公司 | 驱动电路、显示面板的驱动电路及显示装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4229804B2 (ja) * | 2003-10-24 | 2009-02-25 | Necエレクトロニクス株式会社 | 半導体出力回路 |
TWI402807B (zh) * | 2008-05-08 | 2013-07-21 | Novatek Microelectronics Corp | 電源順序控制電路及所應用的閘極驅動器與液晶顯示面板 |
CN102609065A (zh) * | 2011-01-19 | 2012-07-25 | 鸿富锦精密工业(深圳)有限公司 | 过流保护装置 |
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2019
- 2019-05-09 US US16/760,531 patent/US11295693B2/en active Active
- 2019-05-09 CN CN201980000606.6A patent/CN112384967B/zh active Active
- 2019-05-09 WO PCT/CN2019/086269 patent/WO2020223970A1/zh active Application Filing
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08273560A (ja) * | 1995-03-30 | 1996-10-18 | Sony Corp | ディスプレイ装置及びディスプレイ装置の駆動方法 |
US20070063955A1 (en) * | 2005-09-16 | 2007-03-22 | Hung-Shiang Chen | Driving device |
CN102629454A (zh) * | 2011-06-16 | 2012-08-08 | 北京京东方光电科技有限公司 | 一种液晶面板驱动电路、驱动方法和*** |
CN102708829A (zh) * | 2012-06-06 | 2012-10-03 | 友达光电股份有限公司 | 一种栅极驱动电路及其平面显示设备 |
CN105761694A (zh) * | 2016-05-12 | 2016-07-13 | 深圳市华星光电技术有限公司 | 用于阵列基板栅极驱动电路的电平转换器 |
US20190051240A1 (en) * | 2017-08-09 | 2019-02-14 | Joled Inc. | Current limiting circuit, display device, and current limiting method |
CN107705742A (zh) * | 2017-09-28 | 2018-02-16 | 惠科股份有限公司 | 一种显示面板的驱动电路及显示装置 |
CN108447434A (zh) * | 2018-03-20 | 2018-08-24 | 京东方科技集团股份有限公司 | 一种负压输出电路和显示面板 |
CN109523965A (zh) * | 2018-12-19 | 2019-03-26 | 惠科股份有限公司 | 驱动电路、显示面板的驱动电路及显示装置 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113628586A (zh) * | 2021-09-23 | 2021-11-09 | 合肥京东方显示技术有限公司 | 一种栅极驱动单元、栅极驱动电路、显示装置和驱动方法 |
CN113628586B (zh) * | 2021-09-23 | 2022-12-27 | 合肥京东方显示技术有限公司 | 一种栅极驱动单元、栅极驱动电路、显示装置和驱动方法 |
Also Published As
Publication number | Publication date |
---|---|
CN112384967B (zh) | 2022-06-07 |
US20210233486A1 (en) | 2021-07-29 |
US11295693B2 (en) | 2022-04-05 |
WO2020223970A1 (zh) | 2020-11-12 |
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