KR20020060042A - 유기 led 디스플레이 및 그 구동 방법 - Google Patents
유기 led 디스플레이 및 그 구동 방법 Download PDFInfo
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- KR20020060042A KR20020060042A KR1020010051532A KR20010051532A KR20020060042A KR 20020060042 A KR20020060042 A KR 20020060042A KR 1020010051532 A KR1020010051532 A KR 1020010051532A KR 20010051532 A KR20010051532 A KR 20010051532A KR 20020060042 A KR20020060042 A KR 20020060042A
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- 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
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- 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
- G09G2300/0866—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 by means of changes in the pixel supply voltage
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- 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
- G09G3/3283—Details of drivers for data electrodes in which the data driver supplies a variable data current for setting the current through, or the voltage across, the light-emitting elements
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Abstract
Description
Claims (12)
- 기판 상에 복수의 게이트선과, 상기 복수의 게이트선과 교차하는 복수의 데이터선을 가지며, 상기 복수의 게이트선과 상기 복수의 데이터선에 의해 화소를 구성하고, 각각의 화소에는 상기 게이트선을 통해 게이트 주사 신호가 공급되는 박막 트랜지스터와, 상기 박막 트랜지스터가 도통 상태가 되는 것과 동기하여 상기 데이터선으로부터 공급되는 데이터 신호에 따라 각각의 상기 화소마다 형성된 화소 전극과 상기 화소 전극에 대향하는 대향 전극 사이에 흐르는 구동 전류에 의해서 발광하는 발광 소자를 포함하는 유기 LED 디스플레이에 있어서,상기 발광 소자는 유기 LED 소자이고, 상기 박막 트랜지스터가 비 도통 상태인 기간 중 적어도 일부의 기간에서 상기 유기 LED 소자는 비 발광 상태로 있음과 함께, 발광시의 극성과는 역 바이어스가 인가되는 유기 LED 디스플레이.
- 제1항에 있어서,상기 박막 트랜지스터가 도통 상태에 있는 기간 동안 상기 데이터 신호의 극성이 유기 LED 소자의 순방향, 역방향의 순으로 인가되는 유기 LED 디스플레이.
- 기판 상에 복수의 게이트선과, 상기 복수의 게이트선과 교차하는 복수의 데이터선을 가지며, 상기 복수의 게이트선과 상기 복수의 데이터선에 의해 복수의 화소를 구성하고, 각각의 상기 화소에는 상기 게이트선을 통해 게이트 주사 신호가공급되는 박막 트랜지스터와, 상기 박막 트랜지스터가 도통 상태가 되는 것과 동기하여 상기 데이터선으로부터 공급되는 데이터 신호에 따라 각각의 상기 화소마다 형성된 화소 전극과 상기 화소 전극에 대향하는 대향 전극 사이에 흐르는 구동 전류에 의해서 발광하는 발광 소자를 포함하는 유기 LED 디스플레이에 있어서,상기 발광 소자는 유기 LED 소자이고, 상기 유기 LED 소자와 병렬로 축적 캐패시터가 형성되며, 그 축적 캐패시터의 전극은 행마다 공통 전극에 접속되고, 상기 공통 전극은 상기 유기 LED 소자의 공통 전극과는 다른 전원에 접속되며, 상기 박막 트랜지스터가 비 도통 상태인 기간 중 적어도 일부의 기간에서 상기 유기 LED 소자는 비 발광 상태로 있음과 함께, 발광시의 극성과는 역 바이어스가 인가되는 유기 LED 디스플레이.
- 제3항에 있어서,상기 박막 트랜지스터가 비 도통 상태로 된 후에, 상기 축적 캐패시터의 행마다의 상기 공통 전극에 전압 변동을 제공하고, 그것을 통해 상기 유기 LED 소자를 발광 상태로 하는 유기 LED 디스플레이.
- 제4항에 있어서,상기 축적 캐패시터의 행마다의 상기 공통 전극에 제공하는 전압 변동은 구형파인 유기 LED 디스플레이.
- 제4항에 있어서,상기 축적 캐패시터의 행마다의 상기 공통 전극에 제공하는 전압 변동은 램프파인 유기 LED 디스플레이.
- 기판 상에 복수의 게이트선과, 상기 복수의 게이트선과 교차하는 복수의 데이터선을 가지며, 상기 게이트선과 상기 데이터선에 의해 매트릭스형으로 화소를 형성하며, 각각의 화소에는 상기 게이트선을 통해 게이트 주사 신호가 공급되는 박막 트랜지스터와, 상기 박막 트랜지스터가 도통 상태가 되는 것과 동기하여 상기 데이터선으로부터 공급되는 데이터 신호에 따라 상기 화소마다 형성된 화소 전극과 상기 화소 전극에 대향하는 대향 전극 사이에 흐르는 구동 전류에 의해서 발광하는 발광 소자를 포함하는 유기 LED 디스플레이 장치의 구동 방법에 있어서,상기 발광 소자는 유기 LED 소자이고, 상기 박막 트랜지스터가 비 도통 상태인 기간 중 적어도 일부의 기간에서 상기 유기 LED 소자는 비 발광 상태로 있음과 함께, 발광시의 극성과는 역 바이어스가 인가되는 유기 LED 디스플레이의 구동 방법.
- 제7항에 있어서,상기 박막 트랜지스터가 도통 상태인 기간 동안 상기 데이터 신호의 극성이 유기 LED 소자의 순방향, 역방향의 순으로 인가되는 유기 LED 디스플레이의 구동 방법.
- 기판 상에 복수의 게이트선과, 상기 복수의 게이트선과 교차하는 복수의 데이터선과, 상기 게이트선과 상기 데이터선에 의해 매트릭스형으로 형성된 화소를 가지며, 각각의 상기 화소에는 상기 게이트선을 통해 게이트 주사 신호가 공급되는 박막 트랜지스터와, 상기 박막 트랜지스터가 도통 상태가 되는 것과 동기하여 상기 데이터선으로부터 공급되는 데이터 신호에 따라 상기 화소마다 형성된 화소 전극과 상기 화소 전극에 대향하는 대향 전극 사이에 흐르는 구동 전류에 의해서 발광하는 발광 소자를 포함하는 유기 LED 디스플레이의 구동 방법에 있어서,상기 발광 소자는 유기 LED 소자이고, 상기 유기 LED 소자와 병렬로 축적 캐패시터가 형성되고, 그 축적 캐패시터의 전극은 행마다 공통 전극에 접속되고, 상기 공통 전극은 상기 유기 LED 소자의 공통 전극과는 다른 전원에 접속되며, 상기 박막 트랜지스터가 비 도통 상태인 기간 중 적어도 일부의 기간에서 상기 유기 LED 소자는 비 발광 상태로 있음과 함께, 발광시의 극성과는 역 바이어스가 인가되는 유기 LED 디스플레이의 구동 방법.
- 제9항에 있어서,박막 트랜지스터가 비 도통 상태로 된 후에, 상기 축적 캐패시터의 행마다의 상기 공통 전극에 전압 변동을 제공하고, 그것을 통해 상기 유기 LED 소자를 발광 상태로 하는 유기 LED 디스플레이의 구동 방법.
- 제10항에 있어서,상기 축적 캐패시터의 행마다의 상기 공통 전극에 제공하는 전압 변동은 구형파인 유기 LED 디스플레이의 구동 방법.
- 제10항에 있어서,상기 축적 캐패시터의 행마다의 상기 공통 전극에 제공하는 전압 변동은 램프파인 유기 LED 디스플레이의 구동 방법.
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20040021753A (ko) * | 2002-09-04 | 2004-03-11 | 권오경 | 유기 전계발광 표시장치 및 그의 구동방법 |
KR100473153B1 (ko) * | 2002-10-30 | 2005-03-11 | (주)그라쎌 | 매트릭스형 디스플레이의 발광소자 구동장치 |
KR100670138B1 (ko) * | 2004-07-29 | 2007-01-16 | 삼성에스디아이 주식회사 | 발광 표시 장치 및 발광 표시 패널 |
KR20160017257A (ko) * | 2014-08-01 | 2016-02-16 | 엘지디스플레이 주식회사 | 표시장치 |
Families Citing this family (66)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3757797B2 (ja) * | 2001-01-09 | 2006-03-22 | 株式会社日立製作所 | 有機ledディスプレイおよびその駆動方法 |
TW563088B (en) | 2001-09-17 | 2003-11-21 | Semiconductor Energy Lab | Light emitting device, method of driving a light emitting device, and electronic equipment |
GB0122442D0 (en) * | 2001-09-18 | 2001-11-07 | Koninkl Philips Electronics Nv | Matrix display |
JP3810725B2 (ja) | 2001-09-21 | 2006-08-16 | 株式会社半導体エネルギー研究所 | 発光装置及び電子機器 |
SG120889A1 (en) * | 2001-09-28 | 2006-04-26 | Semiconductor Energy Lab | A light emitting device and electronic apparatus using the same |
SG120888A1 (en) | 2001-09-28 | 2006-04-26 | Semiconductor Energy Lab | A light emitting device and electronic apparatus using the same |
KR20030038522A (ko) * | 2001-11-09 | 2003-05-16 | 산요 덴키 가부시키가이샤 | 광학 소자의 휘도 데이터를 초기화하는 기능을 갖는 표시장치 |
US7167169B2 (en) * | 2001-11-20 | 2007-01-23 | Toppoly Optoelectronics Corporation | Active matrix oled voltage drive pixel circuit |
JP2003186437A (ja) * | 2001-12-18 | 2003-07-04 | Sanyo Electric Co Ltd | 表示装置 |
JP2003255899A (ja) * | 2001-12-28 | 2003-09-10 | Sanyo Electric Co Ltd | 表示装置 |
JP3953330B2 (ja) * | 2002-01-25 | 2007-08-08 | 三洋電機株式会社 | 表示装置 |
JP3723507B2 (ja) * | 2002-01-29 | 2005-12-07 | 三洋電機株式会社 | 駆動回路 |
JP2003295825A (ja) * | 2002-02-04 | 2003-10-15 | Sanyo Electric Co Ltd | 表示装置 |
JP2003308030A (ja) * | 2002-02-18 | 2003-10-31 | Sanyo Electric Co Ltd | 表示装置 |
JP2003257645A (ja) * | 2002-03-05 | 2003-09-12 | Sanyo Electric Co Ltd | 発光装置およびその製造方法 |
JP2003258094A (ja) * | 2002-03-05 | 2003-09-12 | Sanyo Electric Co Ltd | 配線構造、その製造方法、および表示装置 |
JP2003332058A (ja) * | 2002-03-05 | 2003-11-21 | Sanyo Electric Co Ltd | エレクトロルミネッセンスパネルおよびその製造方法 |
JP2003330387A (ja) * | 2002-03-05 | 2003-11-19 | Sanyo Electric Co Ltd | 表示装置 |
JP3671012B2 (ja) * | 2002-03-07 | 2005-07-13 | 三洋電機株式会社 | 表示装置 |
CN100517422C (zh) * | 2002-03-07 | 2009-07-22 | 三洋电机株式会社 | 配线结构、其制造方法、以及光学设备 |
TW550528B (en) * | 2002-03-29 | 2003-09-01 | Chi Mei Optoelectronics Corp | Display device |
KR20050058355A (ko) * | 2002-08-21 | 2005-06-16 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 디스플레이 디바이스 |
JP3949040B2 (ja) * | 2002-09-25 | 2007-07-25 | 東北パイオニア株式会社 | 発光表示パネルの駆動装置 |
WO2004086344A1 (ja) | 2003-03-26 | 2004-10-07 | Semiconductor Energy Laboratory Co. Ltd. | 表示装置及びその駆動方法 |
TWI253042B (en) * | 2003-05-14 | 2006-04-11 | Au Optronics Corp | Driving method and pixel structure of active matrix type LCD panel |
JP4788095B2 (ja) * | 2003-05-30 | 2011-10-05 | セイコーエプソン株式会社 | 電気光学装置、電気光学装置の駆動方法および電子機器 |
TW200428688A (en) | 2003-06-05 | 2004-12-16 | Au Optronics Corp | Organic light-emitting display and its pixel structure |
KR100497725B1 (ko) * | 2003-08-22 | 2005-06-23 | 삼성전자주식회사 | 디스플레이용 신호 처리 장치 및 그 방법 |
JP4534052B2 (ja) * | 2003-08-27 | 2010-09-01 | 奇美電子股▲ふん▼有限公司 | 有機el基板の検査方法 |
TWI273541B (en) * | 2003-09-08 | 2007-02-11 | Tpo Displays Corp | Circuit and method for driving active matrix OLED pixel with threshold voltage compensation |
JP4687943B2 (ja) * | 2004-03-18 | 2011-05-25 | 奇美電子股▲ふん▼有限公司 | 画像表示装置 |
KR101080350B1 (ko) | 2004-04-07 | 2011-11-04 | 삼성전자주식회사 | 표시 장치 및 그 구동 방법 |
JP2005301176A (ja) * | 2004-04-16 | 2005-10-27 | Sanyo Electric Co Ltd | 表示装置 |
JP4737587B2 (ja) * | 2004-06-18 | 2011-08-03 | 奇美電子股▲ふん▼有限公司 | 表示装置の駆動方法 |
KR100583126B1 (ko) * | 2004-06-25 | 2006-05-23 | 삼성에스디아이 주식회사 | 발광 표시 장치 |
JP4705764B2 (ja) * | 2004-07-14 | 2011-06-22 | 株式会社半導体エネルギー研究所 | ビデオデータ補正回路及び表示装置の制御回路並びにそれを内蔵した表示装置・電子機器 |
JP2006113564A (ja) * | 2004-09-16 | 2006-04-27 | Semiconductor Energy Lab Co Ltd | 表示装置及びその駆動方法 |
TWI467541B (zh) | 2004-09-16 | 2015-01-01 | Semiconductor Energy Lab | 顯示裝置和其驅動方法 |
JP5072218B2 (ja) * | 2004-12-01 | 2012-11-14 | 株式会社半導体エネルギー研究所 | 表示装置 |
KR20060071678A (ko) * | 2004-12-22 | 2006-06-27 | 비오이 하이디스 테크놀로지 주식회사 | 유기 전계발광 표시장치 |
JP2006231911A (ja) * | 2005-01-27 | 2006-09-07 | Seiko Epson Corp | 画素回路、発光装置および電子機器 |
JP4462081B2 (ja) * | 2005-03-18 | 2010-05-12 | セイコーエプソン株式会社 | 有機el装置及びその駆動方法並びに電子機器 |
KR101112555B1 (ko) * | 2005-05-04 | 2012-03-13 | 삼성전자주식회사 | 표시 장치 및 그 구동 방법 |
KR101209055B1 (ko) | 2005-09-30 | 2012-12-06 | 삼성디스플레이 주식회사 | 표시 장치 및 그 구동 방법 |
KR101142786B1 (ko) | 2005-10-28 | 2012-05-08 | 엘지디스플레이 주식회사 | 유기전계 발광 디스플레이 장치 및 그 구동방법 |
KR101293571B1 (ko) * | 2005-10-28 | 2013-08-06 | 삼성디스플레이 주식회사 | 표시 장치 및 그 구동 장치 |
KR101171188B1 (ko) | 2005-11-22 | 2012-08-06 | 삼성전자주식회사 | 표시 장치 및 그 구동 방법 |
TWI419105B (zh) * | 2005-12-20 | 2013-12-11 | Thomson Licensing | 顯示面板之驅動方法 |
KR101151287B1 (ko) | 2005-12-22 | 2012-06-08 | 엘지디스플레이 주식회사 | 유기전계 발광 디스플레이 장치 및 그 구동방법 |
US7545348B2 (en) * | 2006-01-04 | 2009-06-09 | Tpo Displays Corp. | Pixel unit and display and electronic device utilizing the same |
US20070188419A1 (en) * | 2006-02-11 | 2007-08-16 | Samsung Electronics Co., Ltd. | Voltage transfer method and apparatus using organic thin film transistor and organic light emitting diode display device including the same |
US7583244B2 (en) * | 2006-05-11 | 2009-09-01 | Ansaldo Sts Usa, Inc. | Signal apparatus, light emitting diode (LED) drive circuit, LED display circuit, and display system including the same |
EP1873746A1 (en) * | 2006-06-30 | 2008-01-02 | Deutsche Thomson-Brandt Gmbh | Method and apparatus for driving an amoled with variable driving voltage |
TWI354510B (en) * | 2007-05-03 | 2011-12-11 | Chimei Innolux Corp | System for displaying image |
JP5176522B2 (ja) * | 2007-12-13 | 2013-04-03 | ソニー株式会社 | 自発光型表示装置およびその駆動方法 |
JP5359141B2 (ja) * | 2008-02-06 | 2013-12-04 | セイコーエプソン株式会社 | 電気光学装置、その駆動方法、電子機器 |
JP4760840B2 (ja) * | 2008-02-28 | 2011-08-31 | ソニー株式会社 | El表示パネル、電子機器及びel表示パネルの駆動方法 |
JP5386994B2 (ja) | 2009-01-09 | 2014-01-15 | ソニー株式会社 | 表示装置および電子機器 |
JP5304257B2 (ja) * | 2009-01-16 | 2013-10-02 | ソニー株式会社 | 表示装置および電子機器 |
KR101097454B1 (ko) * | 2009-02-16 | 2011-12-23 | 네오뷰코오롱 주식회사 | Oled 패널의 화소 회로, 이를 이용한 표시 장치 및 oled 패널의 구동 방법 |
JP5439912B2 (ja) * | 2009-04-01 | 2014-03-12 | セイコーエプソン株式会社 | 電気光学装置及びその駆動方法並びに電子機器 |
JP5630210B2 (ja) * | 2010-10-25 | 2014-11-26 | セイコーエプソン株式会社 | 画素回路の駆動方法、電気光学装置および電子機器 |
JP2012133186A (ja) * | 2010-12-22 | 2012-07-12 | Lg Display Co Ltd | 有機発光ダイオード表示装置およびその駆動方法 |
US20120299741A1 (en) * | 2011-05-25 | 2012-11-29 | Wright Of Thomasville, Inc. | Mattress showroom display device |
TWI646515B (zh) * | 2018-01-19 | 2019-01-01 | 友達光電股份有限公司 | 顯示裝置 |
CN112967645A (zh) * | 2021-02-22 | 2021-06-15 | 陈璇 | 一种用于投影显示的自发光像素阵列器件 |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3202219B2 (ja) * | 1990-09-18 | 2001-08-27 | 株式会社東芝 | El表示装置 |
JP2821347B2 (ja) * | 1993-10-12 | 1998-11-05 | 日本電気株式会社 | 電流制御型発光素子アレイ |
US5550066A (en) | 1994-12-14 | 1996-08-27 | Eastman Kodak Company | Method of fabricating a TFT-EL pixel |
EP0717445B1 (en) | 1994-12-14 | 2009-06-24 | Eastman Kodak Company | An electroluminescent device having an organic electroluminescent layer |
JP3281848B2 (ja) * | 1996-11-29 | 2002-05-13 | 三洋電機株式会社 | 表示装置 |
US6072517A (en) * | 1997-01-17 | 2000-06-06 | Xerox Corporation | Integrating xerographic light emitter array with grey scale |
CN100538790C (zh) | 1997-02-17 | 2009-09-09 | 精工爱普生株式会社 | 显示装置 |
JPH113048A (ja) * | 1997-06-10 | 1999-01-06 | Canon Inc | エレクトロ・ルミネセンス素子及び装置、並びにその製造法 |
JP4219997B2 (ja) * | 1997-06-18 | 2009-02-04 | スタンレー電気株式会社 | 有機el駆動回路 |
JP2993475B2 (ja) * | 1997-09-16 | 1999-12-20 | 日本電気株式会社 | 有機薄膜el表示装置の駆動方法 |
US6229508B1 (en) * | 1997-09-29 | 2001-05-08 | Sarnoff Corporation | Active matrix light emitting diode pixel structure and concomitant method |
GB9812742D0 (en) * | 1998-06-12 | 1998-08-12 | Philips Electronics Nv | Active matrix electroluminescent display devices |
JP2000268957A (ja) * | 1999-03-18 | 2000-09-29 | Sanyo Electric Co Ltd | エレクトロルミネッセンス表示装置 |
JP3259774B2 (ja) * | 1999-06-09 | 2002-02-25 | 日本電気株式会社 | 画像表示方法および装置 |
GB9914807D0 (en) * | 1999-06-25 | 1999-08-25 | Koninkl Philips Electronics Nv | Active matrix electroluminescent display device |
JP2001117534A (ja) * | 1999-10-21 | 2001-04-27 | Pioneer Electronic Corp | アクティブマトリクス型表示装置及びその駆動方法 |
JP3594856B2 (ja) * | 1999-11-12 | 2004-12-02 | パイオニア株式会社 | アクティブマトリクス型表示装置 |
JP3877049B2 (ja) * | 2000-06-27 | 2007-02-07 | 株式会社日立製作所 | 画像表示装置及びその駆動方法 |
JP3736399B2 (ja) * | 2000-09-20 | 2006-01-18 | セイコーエプソン株式会社 | アクティブマトリクス型表示装置の駆動回路及び電子機器及び電気光学装置の駆動方法及び電気光学装置 |
US6864863B2 (en) * | 2000-10-12 | 2005-03-08 | Seiko Epson Corporation | Driving circuit including organic electroluminescent element, electronic equipment, and electro-optical device |
JP2002169509A (ja) * | 2000-11-30 | 2002-06-14 | Sanyo Electric Co Ltd | 平面表示パネルの駆動方法及び有機エレクトロルミネッセンス表示パネルの駆動方法 |
US6580657B2 (en) * | 2001-01-04 | 2003-06-17 | International Business Machines Corporation | Low-power organic light emitting diode pixel circuit |
JP3757797B2 (ja) * | 2001-01-09 | 2006-03-22 | 株式会社日立製作所 | 有機ledディスプレイおよびその駆動方法 |
-
2001
- 2001-01-09 JP JP2001000956A patent/JP3757797B2/ja not_active Expired - Fee Related
- 2001-08-23 TW TW090120753A patent/TW521536B/zh not_active IP Right Cessation
- 2001-08-23 US US09/934,567 patent/US6583581B2/en not_active Expired - Lifetime
- 2001-08-25 KR KR10-2001-0051532A patent/KR100405877B1/ko active IP Right Grant
-
2003
- 2003-05-14 US US10/437,194 patent/US6882113B2/en not_active Expired - Lifetime
-
2005
- 2005-03-11 US US11/077,032 patent/US7417608B2/en not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20040021753A (ko) * | 2002-09-04 | 2004-03-11 | 권오경 | 유기 전계발광 표시장치 및 그의 구동방법 |
KR100473153B1 (ko) * | 2002-10-30 | 2005-03-11 | (주)그라쎌 | 매트릭스형 디스플레이의 발광소자 구동장치 |
KR100670138B1 (ko) * | 2004-07-29 | 2007-01-16 | 삼성에스디아이 주식회사 | 발광 표시 장치 및 발광 표시 패널 |
KR20160017257A (ko) * | 2014-08-01 | 2016-02-16 | 엘지디스플레이 주식회사 | 표시장치 |
Also Published As
Publication number | Publication date |
---|---|
US7417608B2 (en) | 2008-08-26 |
JP3757797B2 (ja) | 2006-03-22 |
US20030214249A1 (en) | 2003-11-20 |
JP2002207451A (ja) | 2002-07-26 |
TW521536B (en) | 2003-02-21 |
US20050167691A1 (en) | 2005-08-04 |
US6583581B2 (en) | 2003-06-24 |
US20020089291A1 (en) | 2002-07-11 |
KR100405877B1 (ko) | 2003-11-14 |
US6882113B2 (en) | 2005-04-19 |
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