JP5308656B2 - 画素回路 - Google Patents
画素回路 Download PDFInfo
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- JP5308656B2 JP5308656B2 JP2007318673A JP2007318673A JP5308656B2 JP 5308656 B2 JP5308656 B2 JP 5308656B2 JP 2007318673 A JP2007318673 A JP 2007318673A JP 2007318673 A JP2007318673 A JP 2007318673A JP 5308656 B2 JP5308656 B2 JP 5308656B2
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- transistor
- reset
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- storage capacitor
- organic
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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
-
- 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]
-
- 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
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- 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
- H10K59/121—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
- H10K59/1216—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements the pixel elements being capacitors
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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
- G09G2300/0819—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
- 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
- G09G2310/00—Command of the display device
- G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
- G09G2310/0262—The addressing of the pixel, in a display other than an active matrix LCD, involving the control of two or more scan electrodes or two or more data electrodes, e.g. pixel voltage dependent on signals of two 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)
- Geometry (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Control Of El Displays (AREA)
- Electroluminescent Light Sources (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Description
Claims (2)
- データラインに一端が接続された第1保持容量と、
一端が前記第1保持容量に接続され、制御端に接続された選択ラインによってオンオフされるスイッチングトランジスタと、
このスイッチングトランジスタの他端に制御端が接続され、一端が電源に接続された駆動トランジスタと、
この駆動トランジスタの他端に発光制御トランジスタを介し、接続された有機EL素子と、
前記駆動トランジスタの制御端と、電源側の一端を接続する第2保持容量と、
前記駆動トランジスタの発光制御トランジスタ側の他端と、駆動トランジスタの制御端または前記第1保持容量の駆動トランジスタの制御端側を接続するリセットトランジスタと、
を含み、
前記第1保持容量は、
前記スイッチングトランジスタまたはリセットトランジスタを構成する半導体薄膜を延長した部分と、
前記スイッチングトランジスタまたはリセットトランジスタのゲート絶縁膜と同一プロセスで形成された絶縁膜と、
前記スイッチングトランジスタまたはリセットトランジスタのゲート電極と同一プロセスで形成されたメタル層と、
を含み、
前記メタル層と前記データライン、または前記半導体薄膜を延長した部分と前記データラインはそれぞれコンタクトで接続され、前記データラインに沿って重畳して形成されていることを特徴とする画素回路。 - 請求項1に記載の画素回路において、
前記駆動トランジスタのゲートに駆動トランジスタの閾値電圧に応じた電圧を書き込んだ後、前記スイッチングトランジスタをオフし、前記リセットトランジスタおよび前記発光制御トランジスタをオンして、駆動トランジスタに電流を流すことによって、駆動トランジスタの有機EL素子側の端部の電圧に応じた電圧を駆動トランジスタのゲートにセットすることを特徴とする画素回路。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007318673A JP5308656B2 (ja) | 2007-12-10 | 2007-12-10 | 画素回路 |
CN2008801201778A CN101897025B (zh) | 2007-12-10 | 2008-12-01 | 像素电路 |
US12/746,900 US8711138B2 (en) | 2007-12-10 | 2008-12-01 | Pixel circuit |
EP08859715.8A EP2232557B1 (en) | 2007-12-10 | 2008-12-01 | Pixel circuit |
KR1020107015263A KR101531629B1 (ko) | 2007-12-10 | 2008-12-01 | 픽셀 회로 |
PCT/US2008/013254 WO2009075740A1 (en) | 2007-12-10 | 2008-12-01 | Pixel circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007318673A JP5308656B2 (ja) | 2007-12-10 | 2007-12-10 | 画素回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009139851A JP2009139851A (ja) | 2009-06-25 |
JP5308656B2 true JP5308656B2 (ja) | 2013-10-09 |
Family
ID=40524902
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007318673A Active JP5308656B2 (ja) | 2007-12-10 | 2007-12-10 | 画素回路 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8711138B2 (ja) |
EP (1) | EP2232557B1 (ja) |
JP (1) | JP5308656B2 (ja) |
KR (1) | KR101531629B1 (ja) |
CN (1) | CN101897025B (ja) |
WO (1) | WO2009075740A1 (ja) |
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JP5647757B2 (ja) * | 2005-06-30 | 2015-01-07 | 株式会社半導体エネルギー研究所 | 半導体装置、発光装置、モジュール、及び電子機器 |
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 |
KR100635509B1 (ko) * | 2005-08-16 | 2006-10-17 | 삼성에스디아이 주식회사 | 유기 전계발광 표시장치 |
FR2895131A1 (fr) * | 2005-12-20 | 2007-06-22 | Thomson Licensing Sas | Panneau d'affichage et procede de pilotage avec couplage capacitif transitoire |
US20080013254A1 (en) * | 2006-07-14 | 2008-01-17 | John Miller | Method of making, apparatus, and article of manufacture for an ultracapacitor electrode termination contact interface |
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EP2232557A1 (en) | 2010-09-29 |
US8711138B2 (en) | 2014-04-29 |
US20100295758A1 (en) | 2010-11-25 |
EP2232557B1 (en) | 2017-05-03 |
KR101531629B1 (ko) | 2015-06-25 |
WO2009075740A1 (en) | 2009-06-18 |
CN101897025B (zh) | 2013-02-13 |
KR20100100960A (ko) | 2010-09-15 |
CN101897025A (zh) | 2010-11-24 |
JP2009139851A (ja) | 2009-06-25 |
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