JP5851818B2 - 表示装置 - Google Patents
表示装置 Download PDFInfo
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- JP5851818B2 JP5851818B2 JP2011271137A JP2011271137A JP5851818B2 JP 5851818 B2 JP5851818 B2 JP 5851818B2 JP 2011271137 A JP2011271137 A JP 2011271137A JP 2011271137 A JP2011271137 A JP 2011271137A JP 5851818 B2 JP5851818 B2 JP 5851818B2
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- data signal
- signal line
- transistor
- display device
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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
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/001—Arbitration of resources in a display system, e.g. control of access to frame buffer by video controller and/or main processor
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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
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/04—Structural and physical details of display devices
- G09G2300/0404—Matrix technologies
- G09G2300/0408—Integration of the drivers onto the display substrate
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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
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/04—Structural and physical details of display devices
- G09G2300/0421—Structural details of the set of electrodes
- G09G2300/0426—Layout of electrodes and connections
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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
- G09G2310/0297—Special arrangements with multiplexing or demultiplexing of display data in the drivers for data electrodes, in a pre-processing circuitry delivering display data to said drivers or in the matrix panel, e.g. multiplexing plural data signals to one D/A converter or demultiplexing the D/A converter output to multiple columns
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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
- G09G2320/02—Improving the quality of display appearance
- G09G2320/0209—Crosstalk reduction, i.e. to reduce direct or indirect influences of signals directed to a certain pixel of the displayed image on other pixels of said image, inclusive of influences affecting pixels in different frames or fields or sub-images which constitute a same image, e.g. left and right images of a stereoscopic display
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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
- G09G2320/02—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
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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
- G09G3/22—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 using controlled light sources
- G09G3/30—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 using controlled light sources using electroluminescent panels
- G09G3/32—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 using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
- G09G3/3208—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 using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
- G09G3/3275—Details of drivers for data electrodes
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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)
- Multimedia (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal (AREA)
- Liquid Crystal Display Device Control (AREA)
- Control Of El Displays (AREA)
Description
Claims (4)
- 画素を制御するためのデータ信号を生成するデータ信号生成部と、
前記データ信号生成部から出力される前記データ信号を、表示パネルの複数のデータ信号線に時分割で供給する、第1トランジスタ及び第2トランジスタを含む複数のトランジスタと、
前記複数のトランジスタの各々を制御するゲート信号線と、
前記第2トランジスタを制御する前記ゲート信号線に接続され、前記第1トランジスタがオン状態からオフ状態に変化する場合に発生する前記データ信号の電位変動を、前記接続されたゲート信号線のゲート信号に応じて抑制する変動抑制部と、を含み、
前記変動抑制部は、トランジスタにより構成されており、
前記変動抑制部を構成するトランジスタのソース又はドレインは、前記第1トランジスタのソース又はドレインに接続されており、当該トランジスタのゲート電極は、前記第2トランジスタを制御する前記ゲート信号線に接続されており、
複数の前記画素が、n色(nは自然数)の表示に対応して配列されている場合において、
前記複数のデータ信号線は、n本ずつ一組にまとめられ、
各組のn本のデータ信号線のうち、m番目(mは1〜n−1の自然数)に前記データ信号が供給されるデータ信号線に対応する前記トランジスタと、当該データ信号線との間に、(n−m)個の前記変動抑制部が接続されている、
ことを特徴とする表示装置。 - 前記変動抑制部は、
前記第1トランジスタがオン状態からオフ状態に変化してから前記データ信号の書き込みタイミングまでの期間において、前記接続されたゲート信号線のゲート信号の変化に応じて、前記データ信号の電位変動を抑制する、
ことを特徴とする請求項1に記載の表示装置。 - 前記変動抑制部に接続された前記ゲート信号線が制御する前記第2トランジスタは、前記第1トランジスタがオン状態からオフ状態に変化した場合、オフ状態からオン状態に変化し、
前記変動抑制部は、
前記接続された前記ゲート信号線が制御する前記第2トランジスタをオフ状態からオン状態に制御する前記ゲート信号に応じて、前記データ信号の電位変動を抑制する、
ことを特徴とする請求項1又は2に記載の表示装置。 - 前記(n−m)個の前記変動抑制部のそれぞれは、(m+1)番目からn番目までに前記データ信号が供給される前記データ信号線に対応する前記トランジスタを制御する前記ゲート信号線に接続されている、
ことを特徴とする請求項1から3の何れか1項に記載の表示装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011271137A JP5851818B2 (ja) | 2011-12-12 | 2011-12-12 | 表示装置 |
US13/708,333 US9105209B2 (en) | 2011-12-12 | 2012-12-07 | Display device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011271137A JP5851818B2 (ja) | 2011-12-12 | 2011-12-12 | 表示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013122535A JP2013122535A (ja) | 2013-06-20 |
JP5851818B2 true JP5851818B2 (ja) | 2016-02-03 |
Family
ID=48571543
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011271137A Active JP5851818B2 (ja) | 2011-12-12 | 2011-12-12 | 表示装置 |
Country Status (2)
Country | Link |
---|---|
US (1) | US9105209B2 (ja) |
JP (1) | JP5851818B2 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI522989B (zh) * | 2014-01-29 | 2016-02-21 | 友達光電股份有限公司 | 顯示面板及其解多工器電路 |
US9607539B2 (en) * | 2014-12-31 | 2017-03-28 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Display panel capable of reducing a voltage level changing frequency of a select signal and drive circuit thereof |
CN104575355B (zh) * | 2014-12-31 | 2017-02-01 | 深圳市华星光电技术有限公司 | 显示面板及其驱动电路 |
WO2017010286A1 (ja) * | 2015-07-10 | 2017-01-19 | シャープ株式会社 | 画素回路ならびに表示装置およびその駆動方法 |
KR102477954B1 (ko) * | 2015-08-12 | 2022-12-16 | 삼성전자주식회사 | 전자 장치 및 전자 장치의 광원 밝기 제어 방법 |
CN106782405B (zh) * | 2017-02-07 | 2019-04-30 | 武汉华星光电技术有限公司 | 显示驱动电路及液晶显示面板 |
JP2019074688A (ja) * | 2017-10-18 | 2019-05-16 | シャープ株式会社 | 表示用駆動回路のための画像信号調製回路、画像信号調製方法、および、画像信号調製プログラム |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3542154B2 (ja) * | 1993-12-28 | 2004-07-14 | オリンパス株式会社 | 固体撮像素子 |
US5488415A (en) | 1993-07-09 | 1996-01-30 | Olympus Optical Co., Ltd. | Solid-state image pickup device having a photoelectric conversion detection cell with high sensitivity |
JPH07161975A (ja) * | 1993-12-03 | 1995-06-23 | Kawasaki Steel Corp | Mosトランジスタおよびサンプルホールド回路 |
JP2001109435A (ja) | 1999-10-05 | 2001-04-20 | Toshiba Corp | 表示装置 |
JP3571993B2 (ja) * | 2000-04-06 | 2004-09-29 | キヤノン株式会社 | 液晶表示素子の駆動方法 |
US7508479B2 (en) | 2001-11-15 | 2009-03-24 | Samsung Electronics Co., Ltd. | Liquid crystal display |
KR100789139B1 (ko) * | 2001-11-15 | 2007-12-28 | 삼성전자주식회사 | 온 글라스 싱글칩 액정표시장치 |
JP4027691B2 (ja) | 2002-03-18 | 2007-12-26 | 株式会社日立製作所 | 液晶表示装置 |
KR100560445B1 (ko) * | 2004-03-15 | 2006-03-13 | 삼성에스디아이 주식회사 | 발광 표시 장치 및 그 구동 방법 |
KR100590068B1 (ko) * | 2004-07-28 | 2006-06-14 | 삼성에스디아이 주식회사 | 발광 표시 장치와, 그 표시 패널 및 화소 회로 |
JP2006308711A (ja) * | 2005-04-27 | 2006-11-09 | Sony Corp | 表示装置および表示装置の駆動方法 |
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2011
- 2011-12-12 JP JP2011271137A patent/JP5851818B2/ja active Active
-
2012
- 2012-12-07 US US13/708,333 patent/US9105209B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US20130147780A1 (en) | 2013-06-13 |
JP2013122535A (ja) | 2013-06-20 |
US9105209B2 (en) | 2015-08-11 |
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