JP2005345973A - 平面表示パネルの駆動方法及び平面表示装置 - Google Patents
平面表示パネルの駆動方法及び平面表示装置 Download PDFInfo
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- JP2005345973A JP2005345973A JP2004168589A JP2004168589A JP2005345973A JP 2005345973 A JP2005345973 A JP 2005345973A JP 2004168589 A JP2004168589 A JP 2004168589A JP 2004168589 A JP2004168589 A JP 2004168589A JP 2005345973 A JP2005345973 A JP 2005345973A
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- signal
- black
- flat display
- display panel
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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
-
- 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
- G09G3/3648—Control of matrices with row and column drivers using an active matrix
-
- 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
-
- 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
-
- 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
-
- 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
- G09G2320/041—Temperature compensation
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal Display Device Control (AREA)
- Liquid Crystal (AREA)
- Control Of El Displays (AREA)
Abstract
【解決手段】 平面表示パネル19を駆動するゲートドライバ17及びソースドライバ18を制御しているコントローラ13内に、垂直走査期間内の水平同期信号の数をカウントし、このカウント数に基づいて黒挿入タイミング位置を設定する黒挿入タイミング設定手段14を設ける。
【選択図】 図1
Description
1VのH数×(100−黒挿入率)/100
の演算式に則り演算(同図c)して、映像信号書込みタイミングからの黒信号挿入用のタイミングを設定し、この設定されたタイミングに基づいてゲートのスタートパルスを生成(同図d)している。
14:黒信号挿入タイミング設定手段
15:黒挿入タイミング決定回路
16:ドライバ制御回路
17:ゲートドライバ
18:ソースドライバ
19:平面表示パネル
21:温度センサ
22:レジスタ変換回路
Claims (7)
- 平面表示パネルをゲートドライバ及びソースドライバによって駆動するとともに、これらドライバを水平及び垂直同期信号並びに映像信号が供給されるコントローラによって制御する平面表示パネルの駆動方法において、
前記コントローラに黒信号挿入タイミング設定手段を設け、この黒信号挿入タイミング設定手段によって前記垂直同期信号の垂直走査期間中の前記水平同期信号をカウントし、このカウント数に基づき前記映像信号の書込みに連動させて黒信号の書込みを行うことを特徴とする平面表示パネルの駆動方法。 - 平面表示パネルをゲートドライバ及びソースドライバによって駆動するとともに、これらドライバを水平及び垂直同期信号並びに映像信号が供給されるコントローラによって制御する平面表示パネルの駆動方法において、
前記コントローラに黒信号挿入タイミング設定手段を設け、この黒信号挿入タイミング設定手段によって複数の垂直走査期間の夫々の前記水平同期信号をカウントし、この夫々の垂直走査期間のカウント数が異なる場合には、いずれかのカウント数もしくはそれらの平均カウント数に基づき前記映像信号の書込みに連動させて黒信号の書込みを行うことを特徴とする平面表示パネルの駆動方法。 - 前記黒信号挿入タイミング設定手段は、垂直走査期間をV、水平同期信号をHとしたときに、映像信号の書込みタイミングに対して、
1VのH数×(100−黒挿入率)/100
で設定される書込みタイミングによって黒信号の書込みを行うことを特徴とする請求項1または2記載の平面表示パネルの駆動方法。 - 前記平面表示パネルの外部温度または前記平面表示パネルの温度を測定し、この測定された温度に基づき前記黒信号挿入タイミング設定手段を制御することを特徴とする請求項1乃至3のいずれか1つに記載の平面表示パネルの駆動方法。
- 水平及び垂直同期信号並びに映像信号が供給されるコントローラと、
このコントローラによって制御されるゲートドライバ及びソースドライバと、
このゲートドライバ及びソースドライバによって駆動される平面表示パネルと、
を有する平面表示装置において、
前記コントローラには黒信号挿入タイミング設定手段を設け、垂直走査期間中の前記水平同期信号をカウントし、このカウント数に基づき前記映像信号の書込みに連動させて黒信号書込みパルスを生成することを特徴とする平面表示装置。 - 前記黒信号挿入タイミング設定手段は、垂直走査期間をV、水平同期信号をHとしたときに、映像信号の書込みタイミングに対して、
1VのH数×(100−黒挿入率)/100
で設定される書込みタイミングによって黒信号書込みパルスを生成することを特徴とする請求項5記載の平面表示装置。 - 前記平面表示パネルの外部温度または前記平面表示パネルの温度を測定し、この測定された温度に基づき前記黒信号挿入タイミング設定手段を制御することを特徴とする請求項5または6記載の平面表示装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004168589A JP4594654B2 (ja) | 2004-06-07 | 2004-06-07 | 平面表示パネルの駆動方法及び平面表示装置 |
KR1020050047531A KR100741200B1 (ko) | 2004-06-07 | 2005-06-03 | 평면 표시 패널의 구동 방법 및 평면 표시 장치 |
US11/144,668 US7602367B2 (en) | 2004-06-07 | 2005-06-06 | Flat display panel driving method and flat display device |
CNB2005100778610A CN100430990C (zh) | 2004-06-07 | 2005-06-07 | 平面显示板的驱动方法及平面显示装置 |
TW094118830A TWI312977B (en) | 2004-06-07 | 2005-06-07 | Flat display panel driving method and flat display device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004168589A JP4594654B2 (ja) | 2004-06-07 | 2004-06-07 | 平面表示パネルの駆動方法及び平面表示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005345973A true JP2005345973A (ja) | 2005-12-15 |
JP4594654B2 JP4594654B2 (ja) | 2010-12-08 |
Family
ID=35447131
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004168589A Expired - Fee Related JP4594654B2 (ja) | 2004-06-07 | 2004-06-07 | 平面表示パネルの駆動方法及び平面表示装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7602367B2 (ja) |
JP (1) | JP4594654B2 (ja) |
KR (1) | KR100741200B1 (ja) |
CN (1) | CN100430990C (ja) |
TW (1) | TWI312977B (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007135803A1 (ja) * | 2006-05-19 | 2007-11-29 | Sharp Kabushiki Kaisha | アクティブマトリクス型液晶表示装置及びその駆動方法 |
JP2008268886A (ja) * | 2007-03-29 | 2008-11-06 | Nec Lcd Technologies Ltd | 画像表示装置 |
US8736535B2 (en) | 2007-03-29 | 2014-05-27 | Nlt Technologies, Ltd. | Hold type image display system |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7657829B2 (en) * | 2005-01-20 | 2010-02-02 | Microsoft Corporation | Audio and video buffer synchronization based on actual output feedback |
JP4851782B2 (ja) * | 2005-11-17 | 2012-01-11 | 東芝モバイルディスプレイ株式会社 | 液晶表示装置 |
JP2007264601A (ja) * | 2006-01-31 | 2007-10-11 | Toshiba Matsushita Display Technology Co Ltd | 液晶表示装置 |
KR101385202B1 (ko) * | 2006-10-09 | 2014-04-14 | 삼성디스플레이 주식회사 | 액정표시장치 및 이의 구동방법 |
JP5053737B2 (ja) * | 2007-07-06 | 2012-10-17 | キヤノン株式会社 | 光電変換装置 |
KR20100042798A (ko) * | 2008-10-17 | 2010-04-27 | 삼성모바일디스플레이주식회사 | 유기전계 발광 표시장치 |
JP5178458B2 (ja) * | 2008-10-31 | 2013-04-10 | キヤノン株式会社 | 固体撮像装置、撮像システム、および、固体撮像装置の駆動方法 |
TWI421820B (zh) * | 2009-10-16 | 2014-01-01 | Ind Tech Res Inst | 顯示裝置、電子系統以及控制方法 |
CN110021274B (zh) * | 2019-04-30 | 2021-03-23 | Tcl华星光电技术有限公司 | 显示面板驱动***及显示面板驱动方法 |
Citations (2)
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JPH11109921A (ja) * | 1997-09-12 | 1999-04-23 | Internatl Business Mach Corp <Ibm> | 液晶表示装置における画像表示方法及び液晶表示装置 |
JP2003215542A (ja) * | 2001-10-23 | 2003-07-30 | Matsushita Electric Ind Co Ltd | 液晶表示装置およびその駆動方法 |
Family Cites Families (11)
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JP3286503B2 (ja) * | 1994-09-28 | 2002-05-27 | キヤノン株式会社 | 液晶素子の駆動法、及び該駆動法が用いられる液晶装置 |
JP3753931B2 (ja) * | 2000-08-04 | 2006-03-08 | 富士通株式会社 | 画像処理装置及び画像処理方法 |
JP2002311926A (ja) * | 2001-02-07 | 2002-10-25 | Toshiba Corp | 平面表示装置の駆動方法 |
JP4566459B2 (ja) * | 2001-06-07 | 2010-10-20 | 株式会社日立製作所 | 表示装置 |
CA2439127A1 (en) | 2001-10-23 | 2003-05-01 | Matsushita Electric Industrial Co., Ltd. | Liquid crystal display apparatus and drive method thereof |
KR100839324B1 (ko) | 2001-10-23 | 2008-06-17 | 마쯔시다덴기산교 가부시키가이샤 | 액정표시장치와 그 구동방법 |
JP2003280600A (ja) * | 2002-03-20 | 2003-10-02 | Hitachi Ltd | 表示装置およびその駆動方法 |
JP3653506B2 (ja) * | 2002-03-20 | 2005-05-25 | 株式会社日立製作所 | 表示装置及びその駆動方法 |
JP2003309784A (ja) * | 2002-04-17 | 2003-10-31 | Matsushita Electric Ind Co Ltd | 映像信号処理装置 |
KR20040009815A (ko) * | 2002-07-26 | 2004-01-31 | 삼성전자주식회사 | 액정 표시 장치 및 그 구동 방법 |
JP2004046236A (ja) * | 2003-09-05 | 2004-02-12 | Matsushita Electric Ind Co Ltd | 液晶表示装置の駆動方法 |
-
2004
- 2004-06-07 JP JP2004168589A patent/JP4594654B2/ja not_active Expired - Fee Related
-
2005
- 2005-06-03 KR KR1020050047531A patent/KR100741200B1/ko not_active IP Right Cessation
- 2005-06-06 US US11/144,668 patent/US7602367B2/en not_active Expired - Fee Related
- 2005-06-07 TW TW094118830A patent/TWI312977B/zh not_active IP Right Cessation
- 2005-06-07 CN CNB2005100778610A patent/CN100430990C/zh not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11109921A (ja) * | 1997-09-12 | 1999-04-23 | Internatl Business Mach Corp <Ibm> | 液晶表示装置における画像表示方法及び液晶表示装置 |
JP2003215542A (ja) * | 2001-10-23 | 2003-07-30 | Matsushita Electric Ind Co Ltd | 液晶表示装置およびその駆動方法 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007135803A1 (ja) * | 2006-05-19 | 2007-11-29 | Sharp Kabushiki Kaisha | アクティブマトリクス型液晶表示装置及びその駆動方法 |
JP4790798B2 (ja) * | 2006-05-19 | 2011-10-12 | シャープ株式会社 | アクティブマトリクス型液晶表示装置及びその駆動方法 |
US8907883B2 (en) | 2006-05-19 | 2014-12-09 | Sharp Kabushiki Kaisha | Active matrix type liquid crystal display device and drive method thereof |
JP2008268886A (ja) * | 2007-03-29 | 2008-11-06 | Nec Lcd Technologies Ltd | 画像表示装置 |
US8736535B2 (en) | 2007-03-29 | 2014-05-27 | Nlt Technologies, Ltd. | Hold type image display system |
Also Published As
Publication number | Publication date |
---|---|
CN100430990C (zh) | 2008-11-05 |
TW200634694A (en) | 2006-10-01 |
TWI312977B (en) | 2009-08-01 |
US7602367B2 (en) | 2009-10-13 |
US20050270282A1 (en) | 2005-12-08 |
JP4594654B2 (ja) | 2010-12-08 |
KR20060049554A (ko) | 2006-05-19 |
KR100741200B1 (ko) | 2007-07-19 |
CN1707598A (zh) | 2005-12-14 |
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