KR20040045352A - 능동 매트릭스 구동회로 - Google Patents
능동 매트릭스 구동회로 Download PDFInfo
- Publication number
- KR20040045352A KR20040045352A KR1020030082980A KR20030082980A KR20040045352A KR 20040045352 A KR20040045352 A KR 20040045352A KR 1020030082980 A KR1020030082980 A KR 1020030082980A KR 20030082980 A KR20030082980 A KR 20030082980A KR 20040045352 A KR20040045352 A KR 20040045352A
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- South Korea
- Prior art keywords
- current
- transistor
- driving
- thin film
- circuit
- Prior art date
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- 239000011159 matrix material Substances 0.000 title abstract description 6
- 239000010409 thin film Substances 0.000 claims abstract description 29
- 239000004020 conductor Substances 0.000 claims abstract description 22
- 239000003990 capacitor Substances 0.000 claims abstract description 5
- 230000008878 coupling Effects 0.000 claims abstract 2
- 238000010168 coupling process Methods 0.000 claims abstract 2
- 238000005859 coupling reaction Methods 0.000 claims abstract 2
- 239000000463 material Substances 0.000 claims description 4
- 239000004065 semiconductor Substances 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims description 2
- 230000008901 benefit Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000002800 charge carrier Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 229920001621 AMOLED Polymers 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
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
- G09G3/22—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
- 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
- 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
- G09G2300/043—Compensation electrodes or other additional electrodes in matrix displays related to distortions or compensation signals, e.g. for modifying TFT threshold voltage in column driver
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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
- G09G2320/00—Control of display operating conditions
- G09G2320/02—Improving the quality of display appearance
- G09G2320/0233—Improving the luminance or brightness uniformity across the screen
-
- 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
- G09G2320/029—Improving the quality of display appearance by monitoring one or more pixels in the display panel, e.g. by monitoring a fixed reference pixel
-
- 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
- G09G2320/029—Improving the quality of display appearance by monitoring one or more pixels in the display panel, e.g. by monitoring a fixed reference pixel
- G09G2320/0295—Improving the quality of display appearance by monitoring one or more pixels in the display panel, e.g. by monitoring a fixed reference pixel by monitoring each display pixel
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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
- G09G2320/04—Maintaining the quality of display appearance
- G09G2320/043—Preventing or counteracting the effects of ageing
Landscapes
- Engineering & Computer Science (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)
- Electroluminescent Light Sources (AREA)
- Control Of El Displays (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
Description
Claims (4)
- 유기 발광 다이오드를 갖는 영상 스크린의 영상 포인트용 구동회로로서,커패시터;피드백 결합;다이오드용 전류 구동 트랜지스터로 작용하는 제1 박막 트랜지스터;제1 트랜지스터의 게이트를 갖는 전류 전도 전극과, 데이터 도체를 갖는 제2 전류 전도 전극과, 스캐닝 신호 도체를 갖는 자신의 게이트 전극에 의해 연결된 제2 박막 트랜지스터; 및,구동 도체를 통하여 그 게이트를 구동하는 동안 다이오드 구동 전류와 상기 제1 트랜지스터의 출력을 분기하여 전류측정-전압제어 회로에 공급하는 제3 박막 트랜지스터를 포함하며,상기 전류측정-전압제어 회로는 전류 측정 결과 및 전압 비교에 의존하는 전압 신호를 데이터 도체에 제공하여, 상기 제3 트랜지스터의 게이트의 구동 중에 다이오드가 그 비선형 스위칭 특성에 기인하여 상기 전류측정-전압제어 회로에서 전류편차에 대한 스위치로 작동하는 구동회로.
- 제1항에 있어서, 상기 제2 트랜지스터 및 제3 트랜지스터 모두가 상기 스캐닝 신호 도체에 연결된 게이트 전극을 갖는 구동회로.
- 제1항에 있어서, 구동회로의 상술된 모든 소자가 상기 발광 다이오드의 동일 면에 위치되어, 다이오드의 반도체 물질을 통하여 어떠한 접촉도 인도되지 않는 구동회로.
- 제1항에 있어서, 상기 전류측정-전압제어 회로가 분기 도체에 결합되며 저항 값이 낮은 소자를 갖는 구동회로.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10254511.1 | 2002-11-22 | ||
DE10254511A DE10254511B4 (de) | 2002-11-22 | 2002-11-22 | Aktiv-Matrix-Ansteuerschaltung |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040045352A true KR20040045352A (ko) | 2004-06-01 |
KR100580956B1 KR100580956B1 (ko) | 2006-05-17 |
Family
ID=32240280
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020030082980A KR100580956B1 (ko) | 2002-11-22 | 2003-11-21 | 능동 매트릭스 구동회로 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7432891B2 (ko) |
JP (1) | JP4243760B2 (ko) |
KR (1) | KR100580956B1 (ko) |
DE (1) | DE10254511B4 (ko) |
FR (1) | FR2847705B1 (ko) |
TW (1) | TWI241550B (ko) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100773088B1 (ko) * | 2005-10-05 | 2007-11-02 | 한국과학기술원 | 전류 귀환을 이용한 amoled 구동회로 |
KR100813097B1 (ko) * | 2006-11-13 | 2008-03-17 | 한국과학기술원 | 화소회로, 데이터 구동회로 및 이를 포함한유기발광표시장치 |
KR100836862B1 (ko) * | 2005-12-30 | 2008-06-11 | 고려대학교 산학협력단 | 능동 매트릭스형 유기발광다이오드 디스플레이 패널을구동시키기 위한 장치 및 방법 |
KR101065418B1 (ko) * | 2010-02-19 | 2011-09-16 | 삼성모바일디스플레이주식회사 | 표시 장치 및 그 구동 방법 |
KR101390316B1 (ko) * | 2007-10-30 | 2014-04-29 | 엘지디스플레이 주식회사 | 유기전계 발광 디스플레이 장치 및 그 구동방법 |
Families Citing this family (50)
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GB0218170D0 (en) * | 2002-08-06 | 2002-09-11 | Koninkl Philips Electronics Nv | Electroluminescent display devices |
WO2004107303A1 (ja) * | 2003-05-28 | 2004-12-09 | Mitsubishi Denki Kabushiki Kaisha | 電流供給回路および電流供給回路を備える表示装置 |
FR2857146A1 (fr) * | 2003-07-03 | 2005-01-07 | Thomson Licensing Sa | Dispositif d'affichage d'images a matrice active |
US7071905B1 (en) | 2003-07-09 | 2006-07-04 | Fan Nong-Qiang | Active matrix display with light emitting diodes |
EP1676257A4 (en) * | 2003-09-23 | 2007-03-14 | Ignis Innovation Inc | CIRCUIT AND METHOD FOR CONTROLLING AN ARRAY OF LIGHT-EMITTING PIXELS |
GB0400216D0 (en) * | 2004-01-07 | 2004-02-11 | Koninkl Philips Electronics Nv | Electroluminescent display devices |
JP2005331933A (ja) * | 2004-04-20 | 2005-12-02 | Dainippon Printing Co Ltd | 有機el表示装置 |
CN100373434C (zh) * | 2004-07-13 | 2008-03-05 | 友达光电股份有限公司 | 像素结构及其驱动方法以及应用该像素结构的显示器 |
EP1622120A1 (fr) * | 2004-07-29 | 2006-02-01 | Thomson Licensing | Dispositif d'affichage à matrice active et procédé de commande d'un tel dispositif |
FR2878651B1 (fr) * | 2004-12-01 | 2007-06-08 | Commissariat Energie Atomique | Detecteur de neutrons a semi-conducteur |
KR100604066B1 (ko) * | 2004-12-24 | 2006-07-24 | 삼성에스디아이 주식회사 | 화소 및 이를 이용한 발광 표시장치 |
KR100613093B1 (ko) * | 2004-12-24 | 2006-08-16 | 삼성에스디아이 주식회사 | 데이터 집적회로 및 이를 이용한 발광 표시장치 |
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FR2884639A1 (fr) * | 2005-04-14 | 2006-10-20 | Thomson Licensing Sa | Panneau d'affichage d'images a matrice active, dont les emetteurs sont alimentes par des generateurs de courant pilotables en tension |
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KR100703500B1 (ko) * | 2005-08-01 | 2007-04-03 | 삼성에스디아이 주식회사 | 데이터 구동회로와 이를 이용한 발광 표시장치 및 그의구동방법 |
KR100754131B1 (ko) * | 2005-08-01 | 2007-08-30 | 삼성에스디아이 주식회사 | 데이터 구동회로와 이를 이용한 유기 발광 표시장치 및그의 구동방법 |
KR100698699B1 (ko) * | 2005-08-01 | 2007-03-23 | 삼성에스디아이 주식회사 | 데이터 구동회로와 이를 이용한 발광 표시장치 및 그의구동방법 |
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JP6043044B2 (ja) * | 2006-12-11 | 2016-12-14 | リーハイ・ユニバーシティー | アクティブ・マトリクス・ディスプレイおよびその方法 |
US7859501B2 (en) * | 2007-06-22 | 2010-12-28 | Global Oled Technology Llc | OLED display with aging and efficiency compensation |
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JP6232595B2 (ja) * | 2014-04-23 | 2017-11-22 | 株式会社Joled | 表示装置及びその制御方法 |
KR101597037B1 (ko) * | 2014-06-26 | 2016-02-24 | 엘지디스플레이 주식회사 | 구동소자의 전기적 특성 편차를 보상할 수 있는 유기발광 표시장치 |
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CN114911101A (zh) * | 2021-02-08 | 2022-08-16 | 京东方科技集团股份有限公司 | 像素驱动电路、阵列基板及显示面板 |
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JPH10254410A (ja) * | 1997-03-12 | 1998-09-25 | Pioneer Electron Corp | 有機エレクトロルミネッセンス表示装置及びその駆動方法 |
US6097360A (en) * | 1998-03-19 | 2000-08-01 | Holloman; Charles J | Analog driver for LED or similar display element |
GB9923261D0 (en) * | 1999-10-02 | 1999-12-08 | Koninkl Philips Electronics Nv | Active matrix electroluminescent display device |
US6466188B1 (en) * | 2000-01-20 | 2002-10-15 | International Business Machines Corporation | DC-DC converter with current sensing for use with non-linear devices |
DE10009204A1 (de) * | 2000-02-26 | 2001-08-30 | Univ Stuttgart | Verfahren zur Ansteuerung von aktiv adressierten OLED-Displays |
US20020030647A1 (en) * | 2000-06-06 | 2002-03-14 | Michael Hack | Uniform active matrix oled displays |
JP2002091377A (ja) * | 2000-09-11 | 2002-03-27 | Hitachi Ltd | 有機elディスプレイ装置 |
TW561445B (en) * | 2001-01-02 | 2003-11-11 | Chi Mei Optoelectronics Corp | OLED active driving system with current feedback |
SG107573A1 (en) | 2001-01-29 | 2004-12-29 | Semiconductor Energy Lab | Light emitting device |
JP3819723B2 (ja) * | 2001-03-30 | 2006-09-13 | 株式会社日立製作所 | 表示装置及びその駆動方法 |
JP3800050B2 (ja) * | 2001-08-09 | 2006-07-19 | 日本電気株式会社 | 表示装置の駆動回路 |
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- 2003-11-19 JP JP2003423676A patent/JP4243760B2/ja not_active Expired - Fee Related
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Cited By (6)
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KR100773088B1 (ko) * | 2005-10-05 | 2007-11-02 | 한국과학기술원 | 전류 귀환을 이용한 amoled 구동회로 |
KR100836862B1 (ko) * | 2005-12-30 | 2008-06-11 | 고려대학교 산학협력단 | 능동 매트릭스형 유기발광다이오드 디스플레이 패널을구동시키기 위한 장치 및 방법 |
KR100813097B1 (ko) * | 2006-11-13 | 2008-03-17 | 한국과학기술원 | 화소회로, 데이터 구동회로 및 이를 포함한유기발광표시장치 |
KR101390316B1 (ko) * | 2007-10-30 | 2014-04-29 | 엘지디스플레이 주식회사 | 유기전계 발광 디스플레이 장치 및 그 구동방법 |
KR101065418B1 (ko) * | 2010-02-19 | 2011-09-16 | 삼성모바일디스플레이주식회사 | 표시 장치 및 그 구동 방법 |
US8896585B2 (en) | 2010-02-19 | 2014-11-25 | Samsung Display Co., Ltd. | Display device and driving method thereof |
Also Published As
Publication number | Publication date |
---|---|
TWI241550B (en) | 2005-10-11 |
DE10254511B4 (de) | 2008-06-05 |
TW200415559A (en) | 2004-08-16 |
KR100580956B1 (ko) | 2006-05-17 |
US20040100430A1 (en) | 2004-05-27 |
FR2847705B1 (fr) | 2006-04-28 |
JP2004192000A (ja) | 2004-07-08 |
DE10254511A1 (de) | 2004-06-17 |
US7432891B2 (en) | 2008-10-07 |
FR2847705A1 (fr) | 2004-05-28 |
JP4243760B2 (ja) | 2009-03-25 |
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