JP2009058942A - 液晶表示器の放電回路、液晶表示器及び映像表示制御器 - Google Patents
液晶表示器の放電回路、液晶表示器及び映像表示制御器 Download PDFInfo
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- JP2009058942A JP2009058942A JP2008179698A JP2008179698A JP2009058942A JP 2009058942 A JP2009058942 A JP 2009058942A JP 2008179698 A JP2008179698 A JP 2008179698A JP 2008179698 A JP2008179698 A JP 2008179698A JP 2009058942 A JP2009058942 A JP 2009058942A
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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
- 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
- G09G2310/0245—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
- G09G2320/00—Control of display operating conditions
- G09G2320/02—Improving the quality of display appearance
- G09G2320/0257—Reduction of after-image effects
-
- 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
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)
- Liquid Crystal Display Device Control (AREA)
- Liquid Crystal (AREA)
Abstract
【解決手段】 液晶表示器の放電回路は、前記電力を受け取り、前記電力を失うとき制御信号を発生させる制御回路と、スイッチを有する複数放電パスを形成する水平駆動回路及びプレ充電データ回路と、前記制御信号を受け取り選択信号を発生させ、前記放電パスのスイッチを起動させる選択回路とを備えて成ることを特徴とする。
【選択図】 図1
Description
11 ピクセル行列
111 ピクセルユニット
112 ピクセルスイッチ
12 制御回路
13 垂直駆動回路
131 NANDゲート
14 水平駆動回路
141 選択スイッチ
142 NOTゲート
15 プレ充電回路
151 プレ充電データ回路
152 選択スイッチ
153 NANDゲート
16 選択回路
20 電子制御器
21 処理器
22 応用回路
23 制御回路
24 放電回路
500 電源
600 映像表示制御器
Claims (10)
- 電力を受け取り液晶表示器のピクセル行列の複数ピクセルユニットに蓄えられる電荷を制御する放電回路であり、
前記電力を受け取り、前記電力を失うとき制御信号を発生させる制御回路と、
スイッチを有する複数放電パスを形成する水平駆動回路及びプレ充電回路と、
前記制御信号を受け取り選択信号を発生させ、前記放電パスのスイッチを起動させる選択回路とを備えて成ることを特徴とする液晶表示器の放電回路。 - 前記放電パスのスイッチは前記水平駆動回路に設けられ、
前記選択信号は前記水平駆動回路まで伝送され、前記スイッチをONの状態に切り替えることを特徴とする請求項1記載の液晶表示器の放電回路。 - 前記プレ充電回路はさらにプレ充電データ回路(PCD Circuit)を含み、
前記放電パスのスイッチは前記プレ充電データ回路に設けられ、
前記選択信号は前記プレ充電回路まで伝送され、前記スイッチをONの状態に切り替えることを特徴とする請求項1記載の液晶表示器の放電回路。 - 前記放電回路はさらに垂直駆動回路を含み、
前記ピクセル行列はさらに、前記ピクセルユニットと前記放電パスとを接続させる複数スイッチを含み、
前記垂直駆動回路は前記ピクセル行列のスイッチを制御することを特徴とする請求項1記載の液晶表示器の放電回路。 - 電力を受け取る液晶表示器であり、
複数ピクセルユニットを有するピクセル行列と、
前記ピクセルユニットに蓄えられる電荷を制御し、前記電力を受け取り、前記電力を失うとき制御信号を発生させる制御回路と、
スイッチを有する複数放電パスを形成する水平駆動回路及びプレ充電回路と、
前記制御信号を受け取り選択信号を発生させ、前記放電パスのスイッチを起動させる選択回路とを備えて成ることを特徴とする液晶表示器。 - 前記放電パスのスイッチは前記水平駆動回路に設けられ、
前記選択信号は前記水平駆動回路まで伝送され、前記スイッチをONの状態に切り替えることを特徴とする請求項5記載の液晶表示器。 - 前記プレ充電回路はさらにプレ充電データ回路(PCD Circuit)を含み、
前記放電パスのスイッチは前記プレ充電データ回路に設けられ、
前記選択信号は前記プレ充電回路まで伝送され、前記スイッチをONの状態に切り替えることを特徴とする請求項5記載の液晶表示器。 - 前記放電回路はさらに垂直駆動回路を含み、
前記ピクセル行列はさらに、前記ピクセルユニットと前記放電パスとを接続させる複数スイッチを含み、
前記垂直駆動回路は前記ピクセル行列のスイッチを制御することを特徴とする請求項5記載の液晶表示器。 - 請求項5の液晶表示器と、
前記液晶表示器と電気的に接続し電力を前記液晶表示器に提供する電力とを備えて成ることを特徴とする映像表示制御器。 - 前記映像表示制御器は携帯電話、デジタルカメラ、ピーディーエー、ラップトップコンピュータ、デスクトップコンピュータ、テレビ、全地球測位システム、自動車用の表示器、飛行機用の表示器、デジタルフォトフレーム、又はポータブルDVDプレーヤーに使用されるものあることを特徴とする請求項9記載の映像表示制御器。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW096132468A TW200910308A (en) | 2007-08-31 | 2007-08-31 | Image display system, liquid crystal display and discharge circuit of the same |
Publications (1)
Publication Number | Publication Date |
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JP2009058942A true JP2009058942A (ja) | 2009-03-19 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2008179698A Pending JP2009058942A (ja) | 2007-08-31 | 2008-07-10 | 液晶表示器の放電回路、液晶表示器及び映像表示制御器 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20090058787A1 (ja) |
JP (1) | JP2009058942A (ja) |
TW (1) | TW200910308A (ja) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100279455A1 (en) * | 2009-04-29 | 2010-11-04 | Ferdinand Seemann | Methods, facilities and simulations for a solar power plant |
US9679506B2 (en) * | 2012-06-25 | 2017-06-13 | Sharp Kabushiki Kaisha | Multiple function display system |
US10708575B2 (en) | 2012-06-25 | 2020-07-07 | Sharp Kabushiki Kaisha | Display system with diffuse and specular reflective modes |
TWI473069B (zh) * | 2012-12-27 | 2015-02-11 | Innocom Tech Shenzhen Co Ltd | 閘極驅動裝置 |
JP6161368B2 (ja) * | 2013-04-01 | 2017-07-12 | シナプティクス・ジャパン合同会社 | 携帯端末及び表示パネルドライバ |
JP6420056B2 (ja) * | 2014-04-24 | 2018-11-07 | シナプティクス・ジャパン合同会社 | 携帯端末及び表示パネルドライバ |
US10699612B2 (en) | 2014-10-27 | 2020-06-30 | Sharp Kabushiki Kaisha | Display system with specular reflective mode |
TWI549107B (zh) * | 2014-11-05 | 2016-09-11 | 群創光電股份有限公司 | 顯示裝置 |
CN105139796B (zh) * | 2015-09-23 | 2018-03-09 | 深圳市华星光电技术有限公司 | 一种goa电路、显示装置和goa电路的驱动方法 |
CN107633832A (zh) * | 2017-10-25 | 2018-01-26 | 南京中电熊猫平板显示科技有限公司 | 液晶显示装置及其驱动方法 |
CN108510932B (zh) * | 2018-03-30 | 2021-08-10 | 京东方科技集团股份有限公司 | 一种电平转换芯片及其控制方法、关机驱动电路 |
CN113554971A (zh) * | 2020-04-07 | 2021-10-26 | 郑锦池 | 用于显示器及背光的发光元件封装模组及显示器 |
Citations (6)
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JPH0950263A (ja) * | 1995-08-08 | 1997-02-18 | Sony Corp | アクティブマトリクス表示装置及びその駆動方法 |
JP2001209355A (ja) * | 2000-01-25 | 2001-08-03 | Nec Corp | 液晶表示装置及びその駆動方法 |
JP2003295840A (ja) * | 2002-04-04 | 2003-10-15 | Casio Comput Co Ltd | 液晶表示装置及びその駆動制御方法 |
JP2004226597A (ja) * | 2003-01-22 | 2004-08-12 | Sony Corp | 液晶表示装置 |
JP2004233386A (ja) * | 2003-01-28 | 2004-08-19 | Sony Corp | 液晶駆動回路及びアクティブマトリクス型液晶表示装置 |
JP2006308982A (ja) * | 2005-04-28 | 2006-11-09 | Toshiba Matsushita Display Technology Co Ltd | 表示装置 |
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KR100206567B1 (ko) * | 1995-09-07 | 1999-07-01 | 윤종용 | 박막 트랜지스터 액정표시장치의 화면 지움 회로와 그 구동방법 |
JP3231641B2 (ja) * | 1996-03-21 | 2001-11-26 | シャープ株式会社 | 液晶表示装置 |
US5945970A (en) * | 1996-09-06 | 1999-08-31 | Samsung Electronics Co., Ltd. | Liquid crystal display devices having improved screen clearing capability and methods of operating same |
JP3870862B2 (ja) * | 2002-07-12 | 2007-01-24 | ソニー株式会社 | 液晶表示装置およびその制御方法、ならびに携帯端末 |
TWI349251B (en) * | 2006-10-05 | 2011-09-21 | Au Optronics Corp | Liquid crystal display for reducing residual image phenomenon and its related method |
US8125424B2 (en) * | 2006-11-30 | 2012-02-28 | Lg Display Co., Ltd. | Liquid crystal display device and driving method thereof |
-
2007
- 2007-08-31 TW TW096132468A patent/TW200910308A/zh not_active IP Right Cessation
-
2008
- 2008-07-10 JP JP2008179698A patent/JP2009058942A/ja active Pending
- 2008-08-29 US US12/201,878 patent/US20090058787A1/en not_active Abandoned
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0950263A (ja) * | 1995-08-08 | 1997-02-18 | Sony Corp | アクティブマトリクス表示装置及びその駆動方法 |
JP2001209355A (ja) * | 2000-01-25 | 2001-08-03 | Nec Corp | 液晶表示装置及びその駆動方法 |
JP2003295840A (ja) * | 2002-04-04 | 2003-10-15 | Casio Comput Co Ltd | 液晶表示装置及びその駆動制御方法 |
JP2004226597A (ja) * | 2003-01-22 | 2004-08-12 | Sony Corp | 液晶表示装置 |
JP2004233386A (ja) * | 2003-01-28 | 2004-08-19 | Sony Corp | 液晶駆動回路及びアクティブマトリクス型液晶表示装置 |
JP2006308982A (ja) * | 2005-04-28 | 2006-11-09 | Toshiba Matsushita Display Technology Co Ltd | 表示装置 |
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Publication number | Publication date |
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US20090058787A1 (en) | 2009-03-05 |
TW200910308A (en) | 2009-03-01 |
TWI377550B (ja) | 2012-11-21 |
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