JP5756866B2 - 表示装置及びその制御方法 - Google Patents
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- 238000000034 method Methods 0.000 title claims description 17
- 239000003990 capacitor Substances 0.000 claims description 67
- 238000001514 detection method Methods 0.000 description 30
- 238000010586 diagram Methods 0.000 description 29
- 230000003071 parasitic effect Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 239000011159 matrix material Substances 0.000 description 7
- 230000006866 deterioration Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 230000006641 stabilisation Effects 0.000 description 3
- 238000011105 stabilization Methods 0.000 description 3
- 229910021417 amorphous silicon Inorganic materials 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 239000004020 conductor Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 230000002040 relaxant effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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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]
- G09G3/3225—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
- G09G3/3258—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 voltage across 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
- 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
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
-
- 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
-
- 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
- G09G2300/0852—Several active elements per pixel in active matrix panels forming a memory circuit, e.g. a dynamic memory with one capacitor being a dynamic memory with more than 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
- 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
- G09G2300/0861—Several active elements per pixel in active matrix panels forming a memory circuit, e.g. a dynamic memory with one capacitor with additional control of the display period without amending the charge stored in a pixel memory, e.g. by means of additional select electrodes
-
- 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
- G09G2320/0223—Compensation for problems related to R-C delay and attenuation in electrodes of matrix panels, e.g. in gate electrodes or on-substrate video signal electrodes
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Control Of El Displays (AREA)
- Electroluminescent Light Sources (AREA)
Description
本発明の実施の形態1について、図面を参照しながら説明する。実施の形態1における表示装置は、複数の画素回路をマトリクス状に配置してなる表示部を有する表示装置であって、前記各画素回路が、2つのトランジスタ、2つのキャパシタ、および1つの有機EL素子からなり、有機EL素子を、電源電圧の変動の影響を受けることなく、より正確かつ安定した輝度で発光させるための動作ができるように構成されている。
本発明の実施の形態2について、図面を参照しながら説明する。
本発明の実施の形態3について、図面を参照しながら説明する。
本発明の実施の形態4について、図面を参照しながら説明する。
本発明の実施の形態5について、図面を参照しながら説明する。
本発明の実施の形態6について、図面を参照しながら説明する。
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、11、12、13、14、20、90 画素回路
TD 駆動トランジスタ
T1、T2、T3、T4、T9 スイッチングトランジスタ
C1、C2、Cs キャパシタ
EL 有機EL素子
Claims (8)
- 複数の画素回路を配置してなる表示部を有する表示装置であって、
前記画素回路の各々は、
ドレイン電極及びソース電極の一方が第1の電源電圧を伝達する第1の電源線に接続された駆動トランジスタと、
第1の電極が前記駆動トランジスタのゲート電極に接続され、第2の電極が前記駆動トランジスタのソース電極に接続された第1の容量素子と、
第1の電極が前記第1の容量素子の前記第2の電極に接続され、第2の電極が輝度に対応したデータ電圧を伝達するデータ線に接続された第2の容量素子と、
前記駆動トランジスタのゲート電極と、固定の参照電圧を伝達する参照電圧線との導通及び非導通を切り換える第1のスイッチング素子と、
第1の電極が前記駆動トランジスタのドレイン電極及びソース電極の他方に接続され、第2の電極が第2の電源電圧を伝達する第2の電源線に接続された発光素子と、
を備え、
データ電圧の書込み期間において、書込み対象となる行の前記第1のスイッチング素子を導通状態とし、前記書込み対象となる行以外の行の前記第1のスイッチング素子を非導通状態とする、
表示装置。 - 前記第2の容量素子の前記第2の電極は、前記データ線に直接接続されている、
請求項1に記載の表示装置。 - 前記画素回路の各々は、
さらに、前記駆動トランジスタのソース電極と、前記第1の容量素子の前記第2の電極との間に挿入された第2のスイッチング素子を備える、
請求項1に記載の表示装置。 - 前記画素回路の各々は、
さらに、前記駆動トランジスタのドレイン電極及びソース電極の前記一方と、前記第1の電源線との間に挿入された第3のスイッチング素子を備える、
請求項1に記載の表示装置。 - 前記画素回路の各々は、
さらに、前記第2の容量素子の前記第2の電極と、前記データ線との間に挿入された第4のスイッチング素子を備える、
請求項1に記載の表示装置。 - 表示装置の制御方法であって、
前記表示装置は、複数の画素回路を配置してなる表示部を有し、
前記画素回路の各々は、
ドレイン電極及びソース電極の一方が第1の電源電圧を伝達する第1の電源線に接続された駆動トランジスタと、
第1の電極が前記駆動トランジスタのゲート電極に接続され、第2の電極が前記駆動トランジスタのソース電極に接続された第1の容量素子と、
第1の電極が前記第1の容量素子の第2の電極に接続され、第2の電極が輝度に対応したデータ電圧を伝達するデータ線に接続された第2の容量素子と、
前記駆動トランジスタのゲート電極と、固定の参照電圧を伝達する参照電圧線との導通及び非導通を切り換える第1のスイッチング素子と、
第1の電極が前記駆動トランジスタのドレイン電極及びソース電極の他方に接続され、第2の電極が第2の電源電圧を伝達する第2の電源線に接続された発光素子と、
を備え、
前記制御方法は、前記画素回路の各々において、前記第1のスイッチング素子を導通させて、前記駆動トランジスタの閾値電圧を検出するステップと、
書込み対象となる行の前記第1のスイッチング素子を導通状態とし、前記書込み対象となる行以外の行の前記第1のスイッチング素子を非導通状態とする、データ電圧の書込みステップとを含む、
表示装置の制御方法。 - 少なくとも、
前記駆動トランジスタの閾値電圧を検出するステップにおいて、
前記第2の容量素子の前記第2の電極には、前記データ電圧の最大値と最小値との間に設定された電圧が印加される、
請求項6に記載の表示装置の制御方法。 - 前記表示装置において、前記画素回路の各々は、さらに、前記駆動トランジスタのソース電極と、前記第1の容量素子の前記第2の電極との間に挿入された第2のスイッチング素子を備え、
前記データ電圧の書込みステップにおいて、前記第2のスイッチング素子を非導通として、前記データ電圧を前記第1の容量素子と前記第2の容量素子とで保持する、
請求項6に記載の表示装置の制御方法。
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JP2013545654A JP5756866B2 (ja) | 2011-11-24 | 2011-11-24 | 表示装置及びその制御方法 |
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PCT/JP2011/006544 WO2013076773A1 (ja) | 2011-11-24 | 2011-11-24 | 表示装置及びその制御方法 |
JP2013545654A JP5756866B2 (ja) | 2011-11-24 | 2011-11-24 | 表示装置及びその制御方法 |
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JPWO2013076773A1 JPWO2013076773A1 (ja) | 2015-04-27 |
JP5756866B2 true JP5756866B2 (ja) | 2015-07-29 |
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US (1) | US9299290B2 (ja) |
JP (1) | JP5756866B2 (ja) |
CN (1) | CN103988247B (ja) |
WO (1) | WO2013076773A1 (ja) |
Families Citing this family (9)
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CN105096817B (zh) * | 2014-05-27 | 2017-07-28 | 北京大学深圳研究生院 | 像素电路及其驱动方法和一种显示装置 |
JP6476403B2 (ja) | 2014-09-29 | 2019-03-06 | 株式会社Joled | 映像表示装置、映像表示方法、及びプログラム |
CN104318897B (zh) * | 2014-11-13 | 2017-06-06 | 合肥鑫晟光电科技有限公司 | 一种像素电路、有机电致发光显示面板及显示装置 |
CN106023892B (zh) * | 2016-08-03 | 2019-01-18 | 京东方科技集团股份有限公司 | 有机发光显示装置的驱动方法 |
CN108986747B (zh) * | 2018-07-25 | 2020-07-28 | 京东方科技集团股份有限公司 | 一种阵列基板、有机电致发光显示面板及显示装置 |
CN110335565B (zh) * | 2019-05-09 | 2021-03-16 | 京东方科技集团股份有限公司 | 像素电路及其驱动方法、和显示装置 |
CN110379365B (zh) * | 2019-07-22 | 2021-03-16 | 高创(苏州)电子有限公司 | 一种有机发光显示面板、显示装置和驱动方法 |
KR20210157642A (ko) * | 2020-06-22 | 2021-12-29 | 엘지디스플레이 주식회사 | 전계 발광 표시장치 |
CN114360452A (zh) * | 2022-02-24 | 2022-04-15 | Tcl华星光电技术有限公司 | 显示面板及显示装置 |
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KR20050101182A (ko) | 2003-01-24 | 2005-10-20 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 액티브 매트릭스 디스플레이 디바이스 |
JP4467910B2 (ja) * | 2003-05-16 | 2010-05-26 | 東芝モバイルディスプレイ株式会社 | アクティブマトリクス型表示装置 |
KR100560479B1 (ko) * | 2004-03-10 | 2006-03-13 | 삼성에스디아이 주식회사 | 발광 표시 장치 및 그 표시 패널과 구동 방법 |
JP4521400B2 (ja) * | 2004-05-20 | 2010-08-11 | 京セラ株式会社 | 画像表示装置 |
JP2006177988A (ja) | 2004-12-20 | 2006-07-06 | Casio Comput Co Ltd | 発光駆動回路及びその駆動制御方法、並びに、表示装置及びその表示駆動方法 |
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JP4752315B2 (ja) * | 2005-04-19 | 2011-08-17 | セイコーエプソン株式会社 | 電子回路、その駆動方法、電気光学装置および電子機器 |
US7639211B2 (en) | 2005-07-21 | 2009-12-29 | Seiko Epson Corporation | Electronic circuit, electronic device, method of driving electronic device, electro-optical device, and electronic apparatus |
JP5011682B2 (ja) | 2005-09-02 | 2012-08-29 | セイコーエプソン株式会社 | 電子装置および電子機器 |
TWI444967B (zh) * | 2007-06-15 | 2014-07-11 | Panasonic Corp | Image display device |
JP5124250B2 (ja) | 2007-11-30 | 2013-01-23 | エルジー ディスプレイ カンパニー リミテッド | 画像表示装置 |
KR101009416B1 (ko) * | 2009-02-06 | 2011-01-19 | 삼성모바일디스플레이주식회사 | 발광 표시 장치 및 발광 표시 장치 구동 방법 |
KR101329964B1 (ko) * | 2009-12-31 | 2013-11-13 | 엘지디스플레이 주식회사 | 유기 발광 다이오드 표시 장치 |
US9747834B2 (en) * | 2012-05-11 | 2017-08-29 | Ignis Innovation Inc. | Pixel circuits including feedback capacitors and reset capacitors, and display systems therefore |
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2011
- 2011-11-24 WO PCT/JP2011/006544 patent/WO2013076773A1/ja active Application Filing
- 2011-11-24 JP JP2013545654A patent/JP5756866B2/ja active Active
- 2011-11-24 US US14/359,940 patent/US9299290B2/en active Active
- 2011-11-24 CN CN201180075030.3A patent/CN103988247B/zh active Active
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WO2013076773A1 (ja) | 2013-05-30 |
US20140313109A1 (en) | 2014-10-23 |
US9299290B2 (en) | 2016-03-29 |
CN103988247B (zh) | 2016-08-24 |
JPWO2013076773A1 (ja) | 2015-04-27 |
CN103988247A (zh) | 2014-08-13 |
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