KR20070065797A - 디스플레이 장치에서의 잔상 제거 방법 - Google Patents
디스플레이 장치에서의 잔상 제거 방법 Download PDFInfo
- Publication number
- KR20070065797A KR20070065797A KR1020060127581A KR20060127581A KR20070065797A KR 20070065797 A KR20070065797 A KR 20070065797A KR 1020060127581 A KR1020060127581 A KR 1020060127581A KR 20060127581 A KR20060127581 A KR 20060127581A KR 20070065797 A KR20070065797 A KR 20070065797A
- Authority
- KR
- South Korea
- Prior art keywords
- capacitor
- diode
- display device
- circuit
- logic
- Prior art date
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo
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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
- 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
- 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
- G09G2310/0245—Clearing or presetting the whole screen independently of waveforms, e.g. on power-on
-
- 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
-
- 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
- G09G2330/027—Arrangements or methods related to powering off a display
Abstract
Description
Claims (5)
- 입력전압을 출력전압으로 변환하여 로직회로를 구동하는 데 필요한 전원을 제공하며, 디스플레이 장치 내 잔상을 제거하기 위한 게이트 드라이버 회로에 있어서,상기 입력전압 및 기준 전위와 커플된(coupled) 제1 축전기;상기 입력전압을 수신하는 음극단자(anode terminal)를 구비하는 다이오드;상기 다이오드의 양극단자(cathode terminal) 및 상기 기준 전위와 커플된 제2 축전기; 및상기 다이오드의 상기 양극에 커플되어 상기 로직회로를 위한 상기 출력전압을 생성하는 조정회로(regulator circuit)를 포함하는 게이트 드라이버 회로.
- 제1 항에 있어서,상기 제1 축전기는 상기 게이트 드라이버 회로에 의해 생성되는 고주파수 서지(surge) 및 고주파수 노이즈(noise)를 제거하는 데 사용되는 것을 특징으로 하는 게이트 드라이버 회로.
- 제1 항에 있어서,상기 다이오드는 쇼트키 다이오드(Schottky diode)인 것을 특징으로 하는 게이트 드라이버 회로.
- 제1 항에 있어서,상기 제2 축전기는 전해질 축전기(electrolytic capacitor)인 것을 특징으로 하는 게이트 드라이버 회로.
- 제1 항에 있어서,상기 조정회로는 집적조정회로(integrated regulator circuit)인 것을 특징으로 하는 게이트 드라이버 회로.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW094145223 | 2005-12-20 | ||
TW094145223A TWI300549B (en) | 2005-12-20 | 2005-12-20 | A gate driver circuit for eliminating deficient display apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20070065797A true KR20070065797A (ko) | 2007-06-25 |
KR100785663B1 KR100785663B1 (ko) | 2007-12-14 |
Family
ID=38172851
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020060127581A KR100785663B1 (ko) | 2005-12-20 | 2006-12-14 | 디스플레이 장치에서의 잔상 제거 방법 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7592989B2 (ko) |
JP (1) | JP2007171920A (ko) |
KR (1) | KR100785663B1 (ko) |
TW (1) | TWI300549B (ko) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI349251B (en) * | 2006-10-05 | 2011-09-21 | Au Optronics Corp | Liquid crystal display for reducing residual image phenomenon and its related method |
US8253721B2 (en) * | 2006-11-28 | 2012-08-28 | Lg Display Co., Ltd. | Liquid crystal display device including source voltage generator and method of driving liquid crystal display device |
JP2010026168A (ja) * | 2008-07-17 | 2010-02-04 | Toshiba Mobile Display Co Ltd | 液晶表示装置 |
TWI397895B (zh) | 2008-07-29 | 2013-06-01 | Hannstar Display Corp | 消除顯示器關機殘影的方法與控制板及其顯示器 |
TWI406250B (zh) * | 2009-06-29 | 2013-08-21 | Chunghwa Picture Tubes Ltd | 啟動時序保護電路與方法 |
CN103389590B (zh) * | 2013-08-06 | 2015-08-19 | 南京中电熊猫液晶显示科技有限公司 | 一种液晶显示器开机残像改善方法及其电路 |
CN106486085A (zh) * | 2017-01-03 | 2017-03-08 | 京东方科技集团股份有限公司 | 移位寄存器电路、驱动方法、goa电路和显示装置 |
CN109509445B (zh) * | 2018-12-19 | 2021-02-26 | 惠科股份有限公司 | 消除面板上关机残影的方法及装置 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH0333170Y2 (ko) * | 1986-04-11 | 1991-07-15 | ||
JP2554285Y2 (ja) * | 1986-11-20 | 1997-11-17 | パイオニア株式会社 | 瞬時電流供給回路 |
JP2537992Y2 (ja) * | 1988-08-22 | 1997-06-04 | 株式会社東芝 | 電源装置 |
JPH0833237A (ja) * | 1994-07-13 | 1996-02-02 | Japan Radio Co Ltd | 瞬時停電補償付複数出力電源装置 |
JPH1082342A (ja) * | 1996-07-18 | 1998-03-31 | Unisia Jecs Corp | 車両用制御装置 |
FR2778286B1 (fr) * | 1998-04-30 | 2002-04-12 | Sgs Thomson Microelectronics | Circuit convertisseur de tension |
JP2001268911A (ja) * | 2000-03-15 | 2001-09-28 | Nec Corp | 電源回路 |
JP4572018B2 (ja) * | 2000-04-27 | 2010-10-27 | 富士通株式会社 | 電池パックおよび電子機器システム |
TW499666B (en) * | 2001-04-10 | 2002-08-21 | Winbond Electronics Corp | Control circuit and method for eliminating liquid crystal panel residual image |
JP2003122311A (ja) * | 2001-10-11 | 2003-04-25 | Matsushita Electric Ind Co Ltd | 画像表示パネルの放電方法、画像表示パネルの放電装置、画像表示パネル、画像表示装置 |
TW530284B (en) * | 2001-11-15 | 2003-05-01 | Au Optronics Corp | Image processing device and method to prevent the display from generating residue |
KR100472363B1 (ko) * | 2001-12-24 | 2005-03-08 | 엘지.필립스 엘시디 주식회사 | 양면표시 액정표시장치 |
JP2003216116A (ja) | 2002-01-23 | 2003-07-30 | Sharp Corp | 表示装置およびその制御方法、ならびにそれを搭載した携帯情報機器 |
JP4315418B2 (ja) * | 2002-04-02 | 2009-08-19 | シャープ株式会社 | 画像表示装置 |
KR20040091297A (ko) * | 2003-04-21 | 2004-10-28 | 엘지전자 주식회사 | 투사형 영상 표시장치의 잔상 방지장치 및 그 방법 |
JP2005157157A (ja) * | 2003-11-28 | 2005-06-16 | Toppoly Optoelectronics Corp | 残留映像除去電気回路 |
-
2005
- 2005-12-20 TW TW094145223A patent/TWI300549B/zh active
-
2006
- 2006-02-24 US US11/361,586 patent/US7592989B2/en active Active
- 2006-09-06 JP JP2006241055A patent/JP2007171920A/ja active Pending
- 2006-12-14 KR KR1020060127581A patent/KR100785663B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
TW200725562A (en) | 2007-07-01 |
KR100785663B1 (ko) | 2007-12-14 |
US20070139347A1 (en) | 2007-06-21 |
US7592989B2 (en) | 2009-09-22 |
JP2007171920A (ja) | 2007-07-05 |
TWI300549B (en) | 2008-09-01 |
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