KR100625642B1 - 유기전계발광 표시장치 - Google Patents
유기전계발광 표시장치 Download PDFInfo
- Publication number
- KR100625642B1 KR100625642B1 KR1020050058861A KR20050058861A KR100625642B1 KR 100625642 B1 KR100625642 B1 KR 100625642B1 KR 1020050058861 A KR1020050058861 A KR 1020050058861A KR 20050058861 A KR20050058861 A KR 20050058861A KR 100625642 B1 KR100625642 B1 KR 100625642B1
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- KR
- South Korea
- Prior art keywords
- gamma
- organic light
- light emitting
- time
- data driver
- Prior art date
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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
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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
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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
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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
- G09G2320/048—Preventing or counteracting the effects of ageing using evaluation of the usage time
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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
- G09G2320/06—Adjustment of display parameters
- G09G2320/0673—Adjustment of display parameters for control of gamma adjustment, e.g. selecting another gamma curve
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Electroluminescent Light Sources (AREA)
- Control Of El Displays (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
Description
Claims (5)
- 다수의 화소들을 포함하여 영상을 표시하는 픽셀회로부와;상기 픽셀회로부에 데이터신호를 공급하는 데이터구동부와;상기 픽셀회로부에 스캔신호를 공급하는 스캔구동부와;상기 데이터구동부에 감마값을 제공하여 상기 데이터신호의 크기를 조절하는 감마보정부와;상기 데이터구동부와 상기 스캔구동부에 제어신호를 인가하며 상기 감마보정부가 상기 데이터구동부에 시간에 따라 변동하는 감마값을 제공하도록 제어하는 변동 감마 제어신호를 제공하는 타이밍 컨트롤러를 포함하는 유기전계발광 표시장치.
- 제1항에 있어서,상기 픽셀회로부의 휘도특성을 저장하고 있으며, 상기 휘도특성을 상기 타이밍 컨트롤러에 제공하는 휘도특성 테이블 저장부를 추가로 포함하며,상기 타이밍 컨트롤러는 상기 휘도특성에 대응하는 변동 감마 제어신호를 상기 감마보정부에 제공하는 것을 특징으로 하는 유기전계발광 표시장치.
- 제2항에 있어서,상기 타이밍 컨트롤러의 상기 변동 감마 제어신호는 상기 감마보정부가 제1시간부터 제2시간까지 상기 데이터구동부에 제1감마값을 제공한 후 상기 제2시간 초과시부터 상기 제1감마값보다 큰 제2감마값을 제공하도록 제어하는 감마 제어신호인 것을 특징으로 하는 유기전계발광 표시장치.
- 제3항에 있어서,상기 제1시간은 최초 구동시이며 상기 제2시간은 상기 픽셀회로부가 소정 범위의 휘도를 나타내는 시작시간인 것을 특징으로 하는 유기전계발광 표시장치.
- 제1항 내지 제4항 중 어느 한 항에 있어서,상기 감마보정부는 상기 데이터구동부에 일체로 형성되어 있는 디지털 감마부인 것을 특징으로 하는 유기전계발광 표시장치.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050058861A KR100625642B1 (ko) | 2005-06-30 | 2005-06-30 | 유기전계발광 표시장치 |
CNB2006100885547A CN100570678C (zh) | 2005-06-30 | 2006-06-02 | 发光型显示器 |
US11/475,024 US8289243B2 (en) | 2005-06-30 | 2006-06-27 | Light emitting display |
JP2006180119A JP4805038B2 (ja) | 2005-06-30 | 2006-06-29 | 電界発光表示装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050058861A KR100625642B1 (ko) | 2005-06-30 | 2005-06-30 | 유기전계발광 표시장치 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR100625642B1 true KR100625642B1 (ko) | 2006-09-20 |
Family
ID=37588912
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020050058861A KR100625642B1 (ko) | 2005-06-30 | 2005-06-30 | 유기전계발광 표시장치 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8289243B2 (ko) |
JP (1) | JP4805038B2 (ko) |
KR (1) | KR100625642B1 (ko) |
CN (1) | CN100570678C (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100922042B1 (ko) | 2008-02-28 | 2009-10-19 | 삼성모바일디스플레이주식회사 | 휘도보정시스템 및 휘도보정알고리듬 |
KR20130086877A (ko) * | 2012-01-26 | 2013-08-05 | 삼성디스플레이 주식회사 | 유기전계발광 표시장치 및 그의 구동방법 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103680407A (zh) * | 2013-12-17 | 2014-03-26 | 青岛海信电器股份有限公司 | 稳定有机电致发光显示器亮度的方法、装置及*** |
KR102546995B1 (ko) * | 2016-11-04 | 2023-06-26 | 삼성디스플레이 주식회사 | 표시 패널의 휘도 보상 방법 |
US20190156737A1 (en) * | 2017-11-22 | 2019-05-23 | Microsoft Technology Licensing, Llc | Display Degradation Compensation |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2003059650A (ja) | 2001-08-13 | 2003-02-28 | Pioneer Electronic Corp | 有機エレクトロルミネッセンス素子の駆動回路 |
US6501230B1 (en) * | 2001-08-27 | 2002-12-31 | Eastman Kodak Company | Display with aging correction circuit |
SG120888A1 (en) * | 2001-09-28 | 2006-04-26 | Semiconductor Energy Lab | A light emitting device and electronic apparatus using the same |
JP3904997B2 (ja) | 2001-09-28 | 2007-04-11 | 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 |
KR100815899B1 (ko) * | 2001-12-12 | 2008-03-21 | 엘지.필립스 엘시디 주식회사 | 액정표시장치의 구동방법 및 장치 |
KR100841616B1 (ko) | 2001-12-31 | 2008-06-27 | 엘지디스플레이 주식회사 | 액정 패널의 구동장치 |
JP2003255900A (ja) * | 2002-02-27 | 2003-09-10 | Sanyo Electric Co Ltd | カラー有機el表示装置 |
CN1650341B (zh) | 2002-05-02 | 2012-04-25 | 三叉微***(远东)有限公司 | 具有存储静态内容的随机存取存储器的用于非线性显示器的改进驱动器 |
JP2004062150A (ja) | 2002-05-17 | 2004-02-26 | Semiconductor Energy Lab Co Ltd | 発光装置のデューティー比の決定方法及び該デューティー比を用いた駆動方法 |
JP2004111262A (ja) * | 2002-09-19 | 2004-04-08 | Nec Yamagata Ltd | ガンマ補正回路およびガンマ補正回路を備えたパネル駆動装置 |
US7030842B2 (en) | 2002-12-27 | 2006-04-18 | Lg.Philips Lcd Co., Ltd. | Electro-luminescence display device and driving method thereof |
KR100490625B1 (ko) * | 2003-02-20 | 2005-05-17 | 삼성에스디아이 주식회사 | 화상 표시 장치 |
JP2004325565A (ja) | 2003-04-22 | 2004-11-18 | Matsushita Electric Ind Co Ltd | Elカラーディスプレイ補正装置 |
JP3960287B2 (ja) | 2003-09-09 | 2007-08-15 | ソニー株式会社 | 画像処理装置およびその方法 |
KR101117980B1 (ko) * | 2005-05-12 | 2012-03-06 | 엘지디스플레이 주식회사 | 액정 표시장치의 구동장치 및 구동방법 |
KR101147100B1 (ko) * | 2005-06-20 | 2012-05-17 | 엘지디스플레이 주식회사 | 액정 표시장치의 구동장치 및 구동방법 |
KR101158868B1 (ko) * | 2005-06-29 | 2012-06-25 | 엘지디스플레이 주식회사 | 다수의 분할 영역별로 휘도 레벨을 조절할 수 있는 액정표시 장치 및 그의 구동 방법 |
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2005
- 2005-06-30 KR KR1020050058861A patent/KR100625642B1/ko active IP Right Grant
-
2006
- 2006-06-02 CN CNB2006100885547A patent/CN100570678C/zh active Active
- 2006-06-27 US US11/475,024 patent/US8289243B2/en active Active
- 2006-06-29 JP JP2006180119A patent/JP4805038B2/ja active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100922042B1 (ko) | 2008-02-28 | 2009-10-19 | 삼성모바일디스플레이주식회사 | 휘도보정시스템 및 휘도보정알고리듬 |
KR20130086877A (ko) * | 2012-01-26 | 2013-08-05 | 삼성디스플레이 주식회사 | 유기전계발광 표시장치 및 그의 구동방법 |
KR102000178B1 (ko) | 2012-01-26 | 2019-07-17 | 삼성디스플레이 주식회사 | 유기전계발광 표시장치 및 그의 구동방법 |
Also Published As
Publication number | Publication date |
---|---|
US20070002073A1 (en) | 2007-01-04 |
CN1892749A (zh) | 2007-01-10 |
CN100570678C (zh) | 2009-12-16 |
JP4805038B2 (ja) | 2011-11-02 |
JP2007011369A (ja) | 2007-01-18 |
US8289243B2 (en) | 2012-10-16 |
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