JP6234662B2 - 表示装置 - Google Patents
表示装置 Download PDFInfo
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- JP6234662B2 JP6234662B2 JP2012131017A JP2012131017A JP6234662B2 JP 6234662 B2 JP6234662 B2 JP 6234662B2 JP 2012131017 A JP2012131017 A JP 2012131017A JP 2012131017 A JP2012131017 A JP 2012131017A JP 6234662 B2 JP6234662 B2 JP 6234662B2
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- 238000010977 unit operation Methods 0.000 claims 2
- ZJPGOXWRFNKIQL-JYJNAYRXSA-N Phe-Pro-Pro Chemical compound C([C@H](N)C(=O)N1[C@@H](CCC1)C(=O)N1[C@@H](CCC1)C(O)=O)C1=CC=CC=C1 ZJPGOXWRFNKIQL-JYJNAYRXSA-N 0.000 description 35
- 101100102583 Schizosaccharomyces pombe (strain 972 / ATCC 24843) vgl1 gene Proteins 0.000 description 11
- 102100023478 Transcription cofactor vestigial-like protein 1 Human genes 0.000 description 11
- 238000010586 diagram Methods 0.000 description 11
- 239000004973 liquid crystal related substance Substances 0.000 description 9
- 230000007423 decrease Effects 0.000 description 8
- 101100102598 Mus musculus Vgll2 gene Proteins 0.000 description 7
- 102100023477 Transcription cofactor vestigial-like protein 2 Human genes 0.000 description 7
- 239000000758 substrate Substances 0.000 description 6
- 239000003990 capacitor Substances 0.000 description 4
- 230000000630 rising effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Images
Classifications
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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
-
- 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
- G09G3/3696—Generation of voltages supplied to electrode drivers
-
- 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
- G09G2310/08—Details of timing specific for flat panels, other than clock recovery
-
- 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
- G09G2320/0219—Reducing feedthrough effects in active matrix panels, i.e. voltage changes on the scan electrode influencing the pixel voltage due to capacitive coupling
-
- 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
- G09G2320/0247—Flicker reduction other than flicker reduction circuits used for single beam cathode-ray tubes
-
- 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
- G09G2330/021—Power management, e.g. power saving
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)
Description
200・・・データ駆動部
300・・・ゲート駆動部
400・・・ゲート駆動電圧生成部
DP・・・表示パネル
PX・・・画素
SW・・・スイッチング素子
Clc・・・液晶キャパシター
Claims (10)
- ブランク区間と表示区間とを含むフレーム区間を定義する垂直同期信号、水平同期信号、クロック信号、及びデータイネーブル信号に基づいて複数個の制御信号及び映像データを出力する信号制御部と、
前記映像データを受信し、前記表示区間の間に前記映像データから変換されたデータ信号を出力するデータ駆動部と、
一部の前記制御信号及びアナログ駆動電圧を受信し、前記フレーム区間の中の一部に対応する昇圧オン区間の間に、第1のゲートオン電圧と第1のゲートオフ電圧を含む昇圧オンゲート駆動電圧を出力し、前記フレーム区間の中の残りの部分に対応する昇圧オフ区間の間に、前記第1のゲートオン電圧よりも低い電圧を有する第2のゲートオン電圧と前記第1のゲートオフ電圧よりも高い電圧を有する第2のゲートオフ電圧を含む昇圧オフゲート駆動電圧を出力するゲート駆動電圧生成部と、
前記昇圧オンゲート駆動電圧を受信し、前記表示区間の間にゲート信号を出力するゲート駆動部と、
前記ゲート信号及び前記データ信号を受信し、映像を表示する表示パネルと、を含み、 前記ブランク区間には、前記ゲート駆動電圧生成部を駆動する第2駆動区間と非駆動区間を含み、前記第2駆動区間と前記非駆動区間とは前記ブランク区間の間に交互に発生される表示装置。 - 前記ゲート駆動電圧生成部は、
前記一部の信号を受信し、前記一部の信号に基づいて昇圧部動作信号を生成して出力する昇圧制御部と、
前記アナログ駆動電圧を受信し、前記昇圧部動作信号に応答して前記昇圧オンゲート駆動電圧及び前記昇圧オフゲート駆動電圧を出力する昇圧部と、を含むことを特徴とする請求項1に記載の表示装置。 - 前記昇圧部動作信号は前記昇圧オン区間の間に第1レベルを有し、前記昇圧オフ区間の間に前記第1レベルと異なる第2レベルとを有し、前記昇圧部は前記昇圧部動作信号のレベルにしたがって、前記昇圧オンゲート駆動電圧及び前記昇圧オフゲート駆動電圧を出力することを特徴とする請求項2に記載の表示装置。
- 前記昇圧オン区間は前記表示区間に対応することを特徴とする請求項3に記載の表示装置。
- 前記一部の信号は前記データイネーブル信号に基づいて生成され、前記データイネーブル信号は前記ブランク区間と前記表示区間とを定義し、
前記昇圧制御部は前記データイネーブル信号の位相を反転させて前記第1レベルと前記第2レベルとを有する前記昇圧部動作信号を生成することを特徴とする請求項4に記載の表示装置。 - 前記昇圧オン区間は前記表示区間及び前記ブランク区間の一部に対応する区間を含むことを特徴とする請求項3に記載の表示装置。
- 前記一部の信号は前記垂直同期信号、前記水平同期信号、及び前記クロック信号に基づいて生成され、
前記昇圧制御部は前記垂直同期信号と前記クロック信号とに基づいて前記表示区間に対応するように前記第1レベルを有する前記昇圧部動作信号の第1駆動区間を決定し、前記水平同期信号に基づいて前記ブランク区間の一部に対応するように前記第1レベルを有する前記昇圧部動作信号の第2駆動区間を決定することを特徴とする請求項6に記載の表示装置。 - 前記ブランク区間は、
前記フレーム区間が始まる始点から前記表示区間が始まる始点に対応する第1ポーチ区間と、
前記表示区間が終わる始点から前記フレーム区間が終わる始点に対応する第2ポーチ区間を含むことを特徴で請求項7に記載の表示装置。 - 前記昇圧部動作信号は前記ブランク区間に対応するように前記第2駆動区間及び前記第2レベルを有する前記非駆動区間を含み、
前記第2駆動区間と前記非駆動区間とは前記ブランク区間の間に交互に発生されることを特徴とする請求項7に記載の表示装置。 - 前記昇圧部動作信号は前記ブランク区間に対応するように前記第2駆動区間及び前記第2レベルを有する前記非駆動区間を含み、
前記第2駆動区間の長さは前記水平同期信号の複数個の周期に対応することを特徴とする請求項7に記載の表示装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020110124354A KR102011324B1 (ko) | 2011-11-25 | 2011-11-25 | 표시장치 |
KR10-2011-0124354 | 2011-11-25 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2013114260A JP2013114260A (ja) | 2013-06-10 |
JP2013114260A5 JP2013114260A5 (ja) | 2015-07-16 |
JP6234662B2 true JP6234662B2 (ja) | 2017-11-22 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012131017A Active JP6234662B2 (ja) | 2011-11-25 | 2012-06-08 | 表示装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US9123309B2 (ja) |
JP (1) | JP6234662B2 (ja) |
KR (1) | KR102011324B1 (ja) |
CN (2) | CN202749073U (ja) |
DE (1) | DE102012221033B4 (ja) |
TW (1) | TWI579816B (ja) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
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KR102011324B1 (ko) * | 2011-11-25 | 2019-10-22 | 삼성디스플레이 주식회사 | 표시장치 |
US9201483B2 (en) * | 2013-01-16 | 2015-12-01 | Novatek Microelectronics Corp. | Image processing unit, image processing apparatus and image display system |
US9685129B2 (en) * | 2013-04-23 | 2017-06-20 | Sharp Kabushiki Kaisha | Liquid crystal display device |
KR102081253B1 (ko) * | 2013-12-09 | 2020-02-26 | 삼성디스플레이 주식회사 | 표시 장치 및 그 구동 방법 |
KR102148475B1 (ko) * | 2013-12-13 | 2020-10-14 | 엘지디스플레이 주식회사 | 표시장치용 구동회로 및 이의 구동방법 |
KR102208386B1 (ko) * | 2014-01-22 | 2021-01-28 | 삼성디스플레이 주식회사 | 표시 패널 구동 방법, 이 방법을 수행하는 표시 패널 구동 장치 및 이 표시패널 구동 장치를 포함하는 표시 장치 |
KR101563265B1 (ko) * | 2014-05-08 | 2015-10-27 | 엘지디스플레이 주식회사 | 표시장치 및 그 구동 방법 |
CN104299587B (zh) * | 2014-10-22 | 2016-05-04 | 重庆京东方光电科技有限公司 | 显示装置的驱动方法和显示装置 |
KR102283925B1 (ko) * | 2014-10-29 | 2021-08-02 | 삼성디스플레이 주식회사 | 유기 발광 표시 장치 및 이의 구동 방법 |
TWI576806B (zh) * | 2015-09-23 | 2017-04-01 | 矽創電子股份有限公司 | 顯示系統中驅動裝置的電源供應模組及相關的驅動裝置及電源供應方法 |
WO2017094605A1 (ja) * | 2015-12-02 | 2017-06-08 | シャープ株式会社 | 表示装置およびその駆動方法 |
KR102453287B1 (ko) * | 2015-12-14 | 2022-10-11 | 엘지디스플레이 주식회사 | 표시장치와 그 전원 집적 회로의 제어 방법 |
KR102533715B1 (ko) * | 2016-05-27 | 2023-05-19 | 삼성디스플레이 주식회사 | 표시 장치 및 이의 구동 방법 |
CN108461067B (zh) * | 2017-02-20 | 2020-09-01 | 元太科技工业股份有限公司 | 电子纸显示器以及电子纸显示面板的驱动方法 |
KR102542826B1 (ko) * | 2018-07-27 | 2023-06-15 | 삼성디스플레이 주식회사 | 표시 장치 및 그의 구동 방법 |
WO2023155137A1 (zh) * | 2022-02-18 | 2023-08-24 | 京东方科技集团股份有限公司 | 显示面板的驱动方法及显示装置 |
CN117831476A (zh) * | 2022-09-28 | 2024-04-05 | 华为技术有限公司 | 驱动芯片在显示设备中的配置方案、显示设备 |
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JP2000330089A (ja) | 1999-05-25 | 2000-11-30 | Hitachi Ltd | 液晶表示装置 |
JP4212791B2 (ja) | 2000-08-09 | 2009-01-21 | シャープ株式会社 | 液晶表示装置ならびに携帯電子機器 |
KR100878267B1 (ko) * | 2002-05-08 | 2009-01-13 | 삼성전자주식회사 | 액정 표시 장치 |
JP2005062484A (ja) * | 2003-08-12 | 2005-03-10 | Toshiba Matsushita Display Technology Co Ltd | 表示装置、及び表示装置の駆動方法 |
KR100957580B1 (ko) * | 2003-09-30 | 2010-05-12 | 삼성전자주식회사 | 구동장치, 이를 갖는 표시장치 및 이의 구동방법 |
KR20070040172A (ko) * | 2005-10-11 | 2007-04-16 | 삼성전자주식회사 | 구동 전압 생성 회로 및 이를 포함하는 디스플레이 장치,그리고 구동 전압 생성 방법 |
KR100761827B1 (ko) | 2005-11-23 | 2007-09-28 | 삼성전자주식회사 | 소스 드라이버 제어 장치 및 소스 드라이버 제어 방법 |
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KR20080111233A (ko) * | 2007-06-18 | 2008-12-23 | 삼성전자주식회사 | 액정 표시 장치의 구동 장치와 이를 포함하는 액정 표시장치 |
JP2009053427A (ja) | 2007-08-27 | 2009-03-12 | Toshiba Matsushita Display Technology Co Ltd | 平面表示装置、および、平面表示装置の駆動方法 |
KR101385206B1 (ko) * | 2008-01-07 | 2014-04-14 | 삼성디스플레이 주식회사 | 게이트 드라이버, 그 구동 방법 및 이를 구비하는 표시장치 |
KR101493491B1 (ko) * | 2008-09-03 | 2015-03-05 | 삼성디스플레이 주식회사 | 표시장치 및 이의 구동방법 |
KR101533666B1 (ko) * | 2008-12-01 | 2015-07-06 | 삼성디스플레이 주식회사 | 액정 표시 장치 및 그 구동 방법 |
EP2404179B1 (en) | 2009-03-01 | 2014-07-09 | Tau Science Corporation | High speed quantum efficiency measurement apparatus utilizing solid state lightsource |
KR101833082B1 (ko) * | 2010-04-23 | 2018-02-27 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 표시 장치 및 그 구동 방법 |
CN101996561B (zh) * | 2010-11-09 | 2012-08-29 | 华映视讯(吴江)有限公司 | 显示器的驱动电源控制装置 |
KR102011324B1 (ko) * | 2011-11-25 | 2019-10-22 | 삼성디스플레이 주식회사 | 표시장치 |
-
2011
- 2011-11-25 KR KR1020110124354A patent/KR102011324B1/ko active IP Right Grant
-
2012
- 2012-03-22 US US13/426,770 patent/US9123309B2/en active Active
- 2012-05-14 CN CN2012202157278U patent/CN202749073U/zh not_active Expired - Lifetime
- 2012-05-14 CN CN201210147910.3A patent/CN103137086B/zh active Active
- 2012-06-08 JP JP2012131017A patent/JP6234662B2/ja active Active
- 2012-06-27 TW TW101123107A patent/TWI579816B/zh active
- 2012-11-19 DE DE102012221033.4A patent/DE102012221033B4/de active Active
Also Published As
Publication number | Publication date |
---|---|
KR20130058378A (ko) | 2013-06-04 |
TWI579816B (zh) | 2017-04-21 |
JP2013114260A (ja) | 2013-06-10 |
CN202749073U (zh) | 2013-02-20 |
KR102011324B1 (ko) | 2019-10-22 |
CN103137086B (zh) | 2016-09-07 |
DE102012221033A1 (de) | 2013-05-29 |
CN103137086A (zh) | 2013-06-05 |
DE102012221033B4 (de) | 2020-11-26 |
US9123309B2 (en) | 2015-09-01 |
US20130135282A1 (en) | 2013-05-30 |
TW201322238A (zh) | 2013-06-01 |
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