JPWO2013076771A1 - 表示装置の駆動方法 - Google Patents
表示装置の駆動方法 Download PDFInfo
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- JPWO2013076771A1 JPWO2013076771A1 JP2013503692A JP2013503692A JPWO2013076771A1 JP WO2013076771 A1 JPWO2013076771 A1 JP WO2013076771A1 JP 2013503692 A JP2013503692 A JP 2013503692A JP 2013503692 A JP2013503692 A JP 2013503692A JP WO2013076771 A1 JPWO2013076771 A1 JP WO2013076771A1
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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
- G09G3/3696—Generation of voltages supplied to electrode drivers
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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
- G09G3/22—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
-
- 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]
- G09G3/3225—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] using an active matrix
- G09G3/3233—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] using an active matrix with pixel circuitry controlling the current through the light-emitting element
-
- 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
- G09G2300/08—Active matrix structure, i.e. with use of active elements, inclusive of non-linear two terminal elements, in the pixels together with light emitting or modulating elements
- G09G2300/0809—Several active elements per pixel in active matrix panels
- G09G2300/0819—Several active elements per pixel in active matrix panels used for counteracting undesired variations, e.g. feedback or autozeroing
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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
- G09G2300/08—Active matrix structure, i.e. with use of active elements, inclusive of non-linear two terminal elements, in the pixels together with light emitting or modulating elements
- G09G2300/0809—Several active elements per pixel in active matrix panels
- G09G2300/0842—Several active elements per pixel in active matrix panels forming a memory circuit, e.g. a dynamic memory with one capacitor
-
- 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
- G09G2310/0251—Precharge or discharge of pixel before applying new pixel voltage
Abstract
Description
2 表示部
3 制御回路
4 走査線駆動回路
5 信号線駆動回路
6 電源回路
10、20、90 画素回路
TD 駆動トランジスタ
T1 スイッチングトランジスタ
Cs 容量素子
EL 発光素子
Claims (5)
- 表示装置の駆動方法であって、
前記表示装置は、マトリスク状に配置された複数の画素回路と電源回路とを備え、
前記画素回路の各々は、
第1の電極及び第2の電極を有し、前記第2の電極が第2の電源線に接続された発光素子と、
ソース電極及びドレイン電極の一方が第1の電源線に接続され、ソース電極及びドレイン電極の他方が前記発光素子の第1の電極に接続された駆動トランジスタと、
前記駆動トランジスタのゲート電極に接続された、データ電圧を保持するための容量素子と、
前記容量素子とデータ線との導通及び非導通を切り換えるスイッチングトランジスタと、を備え、
前記電源回路は、前記第1の電源線及び前記第2の電源線に電圧を出力し、
前記駆動方法は、
前記画素回路の全てについて同時に、前記電源回路が、前記第1の電源線または前記第2の電源線に出力する電圧を調整して、前記発光素子の両端間の電圧を前記発光素子の閾値電圧以下にするステップと、
前記画素回路の全てについて同時に、前記駆動トランジスタのゲート電極−ソース電極間電圧が、前記駆動トランジスタの閾値電圧よりも大きな電圧となるリセット電圧を、前記駆動トランジスタのゲート電極に印加して、前記駆動トランジスタの閾値電圧の変動を抑制するリセットステップと、
前記マトリクスの行毎に順次、前記容量素子にデータ電圧を保持させるステップと、
前記画素回路の全てについて同時に、前記電源回路が、前記第1の電源線または前記第2の電源線に出力する電圧を調整して、前記発光素子の両端間の電圧を前記発光素子の閾値電圧より大きい電圧にし、前記発光素子を前記データ電圧に応じて発光させるステップと、を含む、
表示装置の駆動方法。 - さらに、前記リセットステップの後、前記容量素子に前記データ電圧を保持させるステップの前に、
前記駆動トランジスタの閾値電圧よりも小さな電圧を、前記駆動トランジスタのゲート電極に印加する、リセット停止ステップを含む、
請求項1に記載の表示装置の駆動方法。 - 前記発光素子の前記第2の電極は、前記第2の電源線に回路素子を介さず直接接続され、
前記駆動トランジスタのソース電極及びドレイン電極の一方は、前記第1の電源線に回路素子を介さず直接接続され、
前記駆動トランジスタのソース電極及びドレイン電極の他方は、前記発光素子の第1の電極に回路素子を介さず直接接続されている、
請求項1に記載の表示装置の駆動方法。 - 前記画素回路は、前記発光素子、前記駆動トランジスタ、前記容量素子及び前記スイッチングトランジスタ以外の回路素子を備えていない、
請求項1に記載の表示装置の駆動方法。 - 前記駆動トランジスタは、バックチャネルエッチ型またはチャネル保護膜型である、
請求項1に記載の表示装置の駆動方法。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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PCT/JP2011/006542 WO2013076771A1 (ja) | 2011-11-24 | 2011-11-24 | 表示装置の駆動方法 |
Publications (2)
Publication Number | Publication Date |
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JPWO2013076771A1 true JPWO2013076771A1 (ja) | 2015-04-27 |
JP5802738B2 JP5802738B2 (ja) | 2015-11-04 |
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JP2013503692A Active JP5802738B2 (ja) | 2011-11-24 | 2011-11-24 | 表示装置の駆動方法 |
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US (1) | US8922541B2 (ja) |
JP (1) | JP5802738B2 (ja) |
KR (1) | KR101892307B1 (ja) |
CN (1) | CN103229227B (ja) |
WO (1) | WO2013076771A1 (ja) |
Families Citing this family (9)
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KR101536129B1 (ko) * | 2011-10-04 | 2015-07-14 | 엘지디스플레이 주식회사 | 유기발광 표시장치 |
WO2013080261A1 (ja) | 2011-11-30 | 2013-06-06 | パナソニック株式会社 | 表示パネル及び表示パネルの製造方法 |
CN104464607B (zh) * | 2013-09-17 | 2017-09-29 | 昆山工研院新型平板显示技术中心有限公司 | 有机发光显示器的像素电路及其驱动方法 |
JP6248352B2 (ja) | 2014-01-27 | 2017-12-20 | 株式会社Joled | 有機el表示装置および駆動方法 |
CN104778922B (zh) * | 2015-04-28 | 2017-12-12 | 温州洪启信息科技有限公司 | 一种amoled像素驱动电路及其驱动方法 |
KR102627074B1 (ko) * | 2016-12-22 | 2024-01-22 | 엘지디스플레이 주식회사 | 표시소자, 표시장치 및 데이터 구동부 |
CN109036274A (zh) * | 2018-09-05 | 2018-12-18 | 福建华佳彩有限公司 | 一种维持有效显示区内2t1c结构的外部补偿电路 |
JP2020134716A (ja) * | 2019-02-20 | 2020-08-31 | 株式会社ジャパンディスプレイ | 表示装置 |
CN111369944A (zh) * | 2020-04-08 | 2020-07-03 | 深圳市华星光电半导体显示技术有限公司 | 像素结构及其驱动方法、显示装置 |
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-
2011
- 2011-11-24 CN CN201180047608.4A patent/CN103229227B/zh active Active
- 2011-11-24 WO PCT/JP2011/006542 patent/WO2013076771A1/ja active Application Filing
- 2011-11-24 US US13/821,578 patent/US8922541B2/en active Active
- 2011-11-24 JP JP2013503692A patent/JP5802738B2/ja active Active
- 2011-11-24 KR KR1020137004008A patent/KR101892307B1/ko active IP Right Grant
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JP2011170181A (ja) * | 2010-02-19 | 2011-09-01 | Seiko Epson Corp | 発光装置、発光装置の駆動方法および電子機器 |
Also Published As
Publication number | Publication date |
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JP5802738B2 (ja) | 2015-11-04 |
US20130229405A1 (en) | 2013-09-05 |
CN103229227A (zh) | 2013-07-31 |
KR101892307B1 (ko) | 2018-08-27 |
US8922541B2 (en) | 2014-12-30 |
CN103229227B (zh) | 2016-02-10 |
WO2013076771A1 (ja) | 2013-05-30 |
KR20140095425A (ko) | 2014-08-01 |
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