JP2009175652A - 有機電界発光表示装置及びその駆動方法 - Google Patents
有機電界発光表示装置及びその駆動方法 Download PDFInfo
- Publication number
- JP2009175652A JP2009175652A JP2008105891A JP2008105891A JP2009175652A JP 2009175652 A JP2009175652 A JP 2009175652A JP 2008105891 A JP2008105891 A JP 2008105891A JP 2008105891 A JP2008105891 A JP 2008105891A JP 2009175652 A JP2009175652 A JP 2009175652A
- Authority
- JP
- Japan
- Prior art keywords
- pixel
- light emitting
- organic light
- sub
- analog
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000005401 electroluminescence Methods 0.000 title abstract 2
- 230000006866 deterioration Effects 0.000 claims abstract description 28
- 238000006243 chemical reaction Methods 0.000 claims abstract description 24
- 230000015556 catabolic process Effects 0.000 claims abstract description 14
- 238000006731 degradation reaction Methods 0.000 claims abstract description 14
- 230000005684 electric field Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 19
- 239000003990 capacitor Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
Images
Classifications
-
- 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
- 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
-
- 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]
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B33/00—Electroluminescent light sources
- H05B33/12—Light sources with substantially two-dimensional radiating surfaces
-
- 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
- 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
- G09G2320/029—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
-
- 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
-
- 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
- G09G2320/045—Compensation of drifts in the characteristics of light emitting or modulating elements
-
- 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]
- G09G3/3275—Details of drivers for data electrodes
- G09G3/3291—Details of drivers for data electrodes in which the data driver supplies a variable data voltage for setting the current through, or the voltage across, the light-emitting elements
Landscapes
- 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
【解決手段】走査線及びデータ線の交差部に位置するサブ画素と、前記サブ画素のそれぞれに含まれる有機発光ダイオードの劣化情報を把握するためのセンシング期間に所定電流を前記有機発光ダイオードに供給するための電流ソース部と、前記有機発光ダイオードに印加された電圧をデジタル信号に変換するために前記データ線の数よりも少ない数で形成される少なくとも1つ以上のアナログ-デジタル変換部と、前記センシング期間に前記データ線と前記電流ソース部とを接続させ、前記センシング期間に前記少なくとも1つ以上のアナログ-デジタル変換部を前記データ線と順次接続させるためのスイッチング部とを備える。
【選択図】図1
Description
図1を参照すれば、本発明の実施形態に係る有機電界発光表示装置は、画素部130、走査駆動部110、制御線駆動部160、データ駆動部120及びタイミング制御部150を備える。
図2を参照すれば、本発明の電流ソース部180はチャネル毎に形成される電流源Isを備える。
図3を参照すれば、本発明の実施形態に係るサブ画素140は、有機発光ダイオードOLEDと、有機発光ダイオードOLEDに電流を供給するための画素回路142とを備える。
図4〜図5Eを参照して動作過程を詳細に説明すれば、まず、センシング期間に制御線CL1〜CLnに制御信号が順次供給される。そして、センシング期間に図5Aに示すように、第4スイッチSW4がターンオン状態を維持する。
120 データ駆動部
150 タイミング制御部
160 制御線駆動部
170 スイッチング部
180 電流ソース部
200 劣化補償部
Claims (12)
- 走査線及びデータ線の交差部に位置するサブ画素と、
前記サブ画素のそれぞれに含まれる有機発光ダイオードの劣化情報を把握するためのセンシング期間に所定電流を前記有機発光ダイオードに供給するための電流ソース部と、
前記有機発光ダイオードに印加された電圧をデジタル信号に変換するために前記データ線の数よりも少ない数で形成される少なくとも1つ以上のアナログ-デジタル変換部と、
前記センシング期間に前記データ線と前記電流ソース部とを接続させ、前記センシング期間に前記少なくとも1つ以上のアナログ-デジタル変換部を前記データ線と順次接続させるためのスイッチング部と
を備えることを特徴とする有機電界発光表示装置。 - 前記少なくとも1つ以上のアナログ-デジタル変換部は、
赤色サブ画素に含まれる有機発光ダイオードの電圧をデジタル信号に変換するための第1アナログ-デジタル変換部と、
緑色サブ画素に含まれる有機発光ダイオードの電圧をデジタル信号に変換するための第2アナログ-デジタル変換部と、
青色サブ画素に含まれる有機発光ダイオードの電圧をデジタル信号に変換するための第3アナログ-デジタル変換部と
を備えることを特徴とする請求項1に記載の有機電界発光表示装置。 - 前記第1〜第3アナログ-デジタル変換部から供給されるデジタル信号に対応して前記有機発光ダイオードの劣化が補償されるように制御する劣化補償部と、
前記劣化補償部の制御によって前記劣化が補償され得るようにデータのビット値を変更するためのタイミング制御部と、
前記タイミング制御部から供給されるデータをデータ信号に変換して前記データ線に供給するためのデータ駆動部と、
前記走査線に走査信号を供給し、前記走査線と平行に形成される制御線に制御信号を供給する走査駆動部と
を更に備えることを特徴とする請求項2に記載の有機電界発光表示装置。 - 前記走査駆動部は前記センシング期間に前記制御線に前記制御信号を順次供給しながら、前記サブ画素のそれぞれに前記データ線と前記有機発光ダイオードとの間に位置するトランジスタをターンオンさせることを特徴とする請求項3に記載の有機電界発光表示装置。
- 前記電流ソース部とデータ線との間に形成される第4スイッチと、
前記データ駆動部とデータ線との間に形成される第5スイッチと、
前記赤色サブ画素と接続されたデータ線のそれぞれと前記第1アナログ-デジタル変換部との間に位置する第1スイッチと、
前記緑色サブ画素と接続されたデータ線のそれぞれと前記第2アナログ-デジタル変換部との間に位置する第2スイッチと、
前記青色サブ画素と接続されたデータ線のそれぞれと前記第3アナログ-デジタル変換部との間に位置する第3スイッチと
を備えることを特徴とする請求項4に記載の有機電界発光表示装置。 - 前記第4スイッチは前記センシング期間にターンオン状態を維持し、前記第5スイッチは前記サブ画素に映像が表示される駆動期間にターンオン状態を維持することを特徴とする請求項5に記載の有機電界発光表示装置。
- 前記制御信号が供給される時に前記第1スイッチ、第2スイッチ及び第3スイッチのそれぞれは順次ターンオンされることを特徴とする請求項5に記載の有機電界発光表示装置。
- 前記赤色サブ画素、緑色サブ画素及び青色サブ画素は画素をなし、同一な画素と接続される第1スイッチ、第2スイッチ及び第3スイッチは同時にターンオンされることを特徴とする請求項7に記載の有機電界発光表示装置。
- 前記電流ソース部は前記電流を供給するための少なくとも1つ以上の電流源を備えることを特徴とする請求項1に記載の有機電界発光表示装置。
- センシング期間に水平ライン単位でサブ画素のそれぞれに含まれる有機発光ダイオードに所定の電流を供給する段階と、
前記所定の電流に対応して前記有機発光ダイオードに印加される電圧を少なくとも1つ以上のアナログ-デジタル変換部を共有しながら、デジタル信号に変換する段階と、
前記デジタル信号に対応して前記有機発光ダイオードの劣化が補償され得るようにデータのビット値を変更する段階と、
駆動期間に前記データを用いてデータ信号を生成し、前記データ信号を前記サブ画素に供給する段階と
を含むことを特徴とする有機電界発光表示装置の駆動方法。 - 前記デジタル信号に変換する段階は、
第1アナログ-デジタル変換部を赤色サブ画素と、第2アナログ-デジタル変換部を緑色サブ画素と、第3アナログ-デジタル変換部を青色サブ画素と順次接続させながら、前記デジタル信号を生成することを特徴とする請求項10に記載の有機電界発光表示装置の駆動方法。 - 前記赤色サブ画素、緑色サブ画素及び青色サブ画素は1つの画素をなし、同一な画素をなす赤色サブ画素、緑色サブ画素及び青色サブ画素は同時に前記第1アナログ-デジタル変換部、第2アナログ-デジタル変換部及び第3アナログ-デジタル変換部と接続されることを特徴とする請求項11に記載の有機電界発光表示装置の駆動方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2008-0006143 | 2008-01-21 | ||
KR1020080006143A KR100969769B1 (ko) | 2008-01-21 | 2008-01-21 | 유기전계발광 표시장치 및 그의 구동방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009175652A true JP2009175652A (ja) | 2009-08-06 |
JP4980977B2 JP4980977B2 (ja) | 2012-07-18 |
Family
ID=40568425
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008105891A Active JP4980977B2 (ja) | 2008-01-21 | 2008-04-15 | 有機電界発光表示装置及びその駆動方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20090184896A1 (ja) |
EP (1) | EP2081177A3 (ja) |
JP (1) | JP4980977B2 (ja) |
KR (1) | KR100969769B1 (ja) |
CN (1) | CN101494023B (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011095750A (ja) * | 2009-10-30 | 2011-05-12 | Silicon Works Co Ltd | 有機発光ダイオード表示装置の駆動回路及び方法 |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101056317B1 (ko) * | 2009-04-02 | 2011-08-11 | 삼성모바일디스플레이주식회사 | 화소 및 이를 이용한 유기전계발광 표시장치 |
KR101178910B1 (ko) | 2009-07-30 | 2012-09-03 | 삼성디스플레이 주식회사 | 유기전계발광 표시장치 및 이의 구동전압 설정방법 |
KR20110013693A (ko) * | 2009-08-03 | 2011-02-10 | 삼성모바일디스플레이주식회사 | 유기 전계발광 표시장치 및 그의 구동방법 |
KR101056281B1 (ko) | 2009-08-03 | 2011-08-11 | 삼성모바일디스플레이주식회사 | 유기 전계발광 표시장치 및 그의 구동방법 |
KR101101097B1 (ko) * | 2009-11-04 | 2012-01-03 | 삼성모바일디스플레이주식회사 | 유기전계발광 표시장치 및 그의 구동방법 |
KR101073226B1 (ko) * | 2010-03-17 | 2011-10-12 | 삼성모바일디스플레이주식회사 | 유기전계발광 표시장치 |
KR101223488B1 (ko) * | 2010-05-11 | 2013-01-17 | 삼성디스플레이 주식회사 | 유기 발광 표시 장치 및 그의 구동방법 |
KR101155897B1 (ko) | 2010-05-11 | 2012-06-20 | 삼성모바일디스플레이주식회사 | 표시 장치 |
CN101861021A (zh) * | 2010-05-25 | 2010-10-13 | 北京大学深圳研究生院 | 一种照明用led数字电源驱动管理控制电路 |
KR101645404B1 (ko) * | 2010-07-06 | 2016-08-04 | 삼성디스플레이 주식회사 | 유기 전계발광 표시장치 |
KR101147426B1 (ko) * | 2010-10-27 | 2012-05-23 | 삼성모바일디스플레이주식회사 | 입체 영상 표시 장치 및 그의 구동 방법 |
KR101470688B1 (ko) * | 2011-12-08 | 2014-12-08 | 엘지디스플레이 주식회사 | 유기발광 표시장치 및 그의 열화보상방법 |
KR101362002B1 (ko) | 2011-12-12 | 2014-02-11 | 엘지디스플레이 주식회사 | 유기발광 표시장치 |
KR101350592B1 (ko) * | 2011-12-12 | 2014-01-16 | 엘지디스플레이 주식회사 | 유기발광 표시장치 |
KR101993747B1 (ko) * | 2013-04-02 | 2019-07-02 | 삼성디스플레이 주식회사 | 유기전계발광 표시장치 및 그의 구동방법 |
KR102238468B1 (ko) * | 2013-12-16 | 2021-04-09 | 엘지디스플레이 주식회사 | 유기 발광 다이오드 표시장치 |
CN104392685B (zh) * | 2014-12-15 | 2017-06-09 | 合肥京东方光电科技有限公司 | 阵列基板、显示面板和极性反转驱动方法 |
KR102332276B1 (ko) * | 2015-01-26 | 2021-12-01 | 엘지디스플레이 주식회사 | 유기발광다이오드의 열화를 센싱할 수 있는 유기발광 표시장치 |
CN105243996B (zh) * | 2015-11-09 | 2018-01-30 | 深圳市华星光电技术有限公司 | 采用外部补偿的amoled驱动电路架构 |
KR102509604B1 (ko) * | 2015-12-30 | 2023-03-14 | 삼성디스플레이 주식회사 | 표시 장치 |
CN109817155B (zh) * | 2017-11-21 | 2021-01-12 | 联咏科技股份有限公司 | 驱动显示面板的驱动装置 |
US10643543B2 (en) * | 2017-11-23 | 2020-05-05 | Novatek Microelectronics Corp. | Multi-sensing channels design for pixel compensation |
US20220093035A1 (en) * | 2020-09-22 | 2022-03-24 | Innolux Corporation | Pixel circuit for a display device which has a compensation circuit for color shift issue |
CN114333707A (zh) * | 2020-09-29 | 2022-04-12 | 中强光电股份有限公司 | 背光模块的驱动装置与驱动方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002229513A (ja) * | 2001-02-06 | 2002-08-16 | Tohoku Pioneer Corp | 有機el表示パネルの駆動装置 |
JP2005055909A (ja) * | 2003-08-07 | 2005-03-03 | Barco Nv | Oledディスプレイ素子、それを制御するための制御装置、およびその耐用年数を最適化するための方法 |
JP2008102404A (ja) * | 2006-10-20 | 2008-05-01 | Hitachi Displays Ltd | 表示装置 |
JP2008224863A (ja) * | 2007-03-09 | 2008-09-25 | Hitachi Displays Ltd | 画像表示装置 |
JP2009075178A (ja) * | 2007-09-19 | 2009-04-09 | Hitachi Displays Ltd | 画像表示装置 |
JP2009168927A (ja) * | 2008-01-11 | 2009-07-30 | Hitachi Displays Ltd | 有機el表示装置 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3866606B2 (ja) * | 2002-04-08 | 2007-01-10 | Necエレクトロニクス株式会社 | 表示装置の駆動回路およびその駆動方法 |
JP2005128089A (ja) * | 2003-10-21 | 2005-05-19 | Tohoku Pioneer Corp | 発光表示装置 |
US8421715B2 (en) * | 2004-05-21 | 2013-04-16 | Semiconductor Energy Laboratory Co., Ltd. | Display device, driving method thereof and electronic appliance |
CA2472671A1 (en) * | 2004-06-29 | 2005-12-29 | Ignis Innovation Inc. | Voltage-programming scheme for current-driven amoled displays |
KR100624310B1 (ko) * | 2004-08-20 | 2006-09-19 | 삼성에스디아이 주식회사 | 발광 표시 장치 및 그 휘도 조절 방법 |
KR100748739B1 (ko) * | 2005-01-28 | 2007-08-13 | 도시바 마쯔시따 디스플레이 테크놀로지 컴퍼니, 리미티드 | El 표시 장치 및 해당 el 표시 장치의 구동 방법 |
JP5020484B2 (ja) * | 2005-07-12 | 2012-09-05 | 東北パイオニア株式会社 | 自発光表示装置及びその駆動方法 |
JP2007064999A (ja) * | 2005-08-29 | 2007-03-15 | Mitsubishi Electric Corp | 液晶表示装置 |
WO2007090287A1 (en) * | 2006-02-10 | 2007-08-16 | Ignis Innovation Inc. | Method and system for light emitting device displays |
KR101200884B1 (ko) * | 2006-06-14 | 2012-11-13 | 엘지디스플레이 주식회사 | 전계발광소자와 이를 이용한 전계발광표시장치 및 그구동방법 |
EP1879171A1 (en) * | 2006-07-10 | 2008-01-16 | THOMSON Licensing | Organic electroluminescent display |
GB2441354B (en) * | 2006-08-31 | 2009-07-29 | Cambridge Display Tech Ltd | Display drive systems |
KR100858615B1 (ko) | 2007-03-22 | 2008-09-17 | 삼성에스디아이 주식회사 | 유기전계발광 표시장치 및 그의 구동방법 |
KR100846970B1 (ko) | 2007-04-10 | 2008-07-17 | 삼성에스디아이 주식회사 | 유기전계발광 표시장치 및 그의 구동방법 |
KR100858616B1 (ko) | 2007-04-10 | 2008-09-17 | 삼성에스디아이 주식회사 | 유기전계발광 표시장치 및 그의 구동방법 |
US7859501B2 (en) * | 2007-06-22 | 2010-12-28 | Global Oled Technology Llc | OLED display with aging and efficiency compensation |
-
2008
- 2008-01-21 KR KR1020080006143A patent/KR100969769B1/ko active IP Right Grant
- 2008-04-15 JP JP2008105891A patent/JP4980977B2/ja active Active
- 2008-07-08 US US12/169,089 patent/US20090184896A1/en not_active Abandoned
-
2009
- 2009-01-20 EP EP09150959A patent/EP2081177A3/en not_active Withdrawn
- 2009-01-21 CN CN2009100032482A patent/CN101494023B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002229513A (ja) * | 2001-02-06 | 2002-08-16 | Tohoku Pioneer Corp | 有機el表示パネルの駆動装置 |
JP2005055909A (ja) * | 2003-08-07 | 2005-03-03 | Barco Nv | Oledディスプレイ素子、それを制御するための制御装置、およびその耐用年数を最適化するための方法 |
JP2008102404A (ja) * | 2006-10-20 | 2008-05-01 | Hitachi Displays Ltd | 表示装置 |
JP2008224863A (ja) * | 2007-03-09 | 2008-09-25 | Hitachi Displays Ltd | 画像表示装置 |
JP2009075178A (ja) * | 2007-09-19 | 2009-04-09 | Hitachi Displays Ltd | 画像表示装置 |
JP2009168927A (ja) * | 2008-01-11 | 2009-07-30 | Hitachi Displays Ltd | 有機el表示装置 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011095750A (ja) * | 2009-10-30 | 2011-05-12 | Silicon Works Co Ltd | 有機発光ダイオード表示装置の駆動回路及び方法 |
US9311858B2 (en) | 2009-10-30 | 2016-04-12 | Silicon Works Co., Ltd. | Circuit and method for driving OLED display |
Also Published As
Publication number | Publication date |
---|---|
KR20090080270A (ko) | 2009-07-24 |
EP2081177A2 (en) | 2009-07-22 |
JP4980977B2 (ja) | 2012-07-18 |
CN101494023A (zh) | 2009-07-29 |
US20090184896A1 (en) | 2009-07-23 |
KR100969769B1 (ko) | 2010-07-13 |
EP2081177A3 (en) | 2009-12-16 |
CN101494023B (zh) | 2011-12-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP4980977B2 (ja) | 有機電界発光表示装置及びその駆動方法 | |
US9595228B2 (en) | Pixel array and organic light emitting display device including the same | |
KR101997875B1 (ko) | 유기전계발광 표시장치 및 그의 구동방법 | |
US9343015B2 (en) | Organic light emitting display device including a sensing unit for compensating degradation and threshold voltage and driving method thereof | |
KR102056784B1 (ko) | 유기 발광 표시 장치 | |
US8284132B2 (en) | Organic light emitting display device and method of driving the same | |
JP4637070B2 (ja) | 有機電界発光表示装置 | |
US8405582B2 (en) | Organic light emitting display and driving method thereof | |
KR102050268B1 (ko) | 유기 발광 표시 장치 | |
JP5080765B2 (ja) | データ駆動回路、それを備えた平板表示装置、そのデータ駆動方法 | |
US20110084955A1 (en) | Organic light emitting display | |
US8558766B2 (en) | Organic light emitting display and method of driving the same | |
KR101034738B1 (ko) | 유기전계발광 표시장치 | |
KR101034690B1 (ko) | 유기전계발광 표시장치 및 그의 구동방법 | |
CN107564465B (zh) | 有机发光显示器 | |
JP4880297B2 (ja) | 有機発光ダイオードの駆動システム及び駆動方法 | |
KR101676780B1 (ko) | 화소 및 이를 이용한 유기 전계발광 표시장치 | |
JP2010266848A (ja) | El表示装置及びその駆動方法 | |
US20080048949A1 (en) | Pixel and electroluminescent display using the same | |
KR102415732B1 (ko) | 서브 픽셀 회로, 유기전계발광표시장치 및 이의 구동방법 | |
KR20090080269A (ko) | 유기전계발광 표시장치 및 그의 구동방법 | |
KR20150100997A (ko) | 유기전계발광 표시장치 | |
KR102656041B1 (ko) | 표시 장치 및 표시 장치의 제어 방법 | |
KR102473218B1 (ko) | 유기 발광 표시장치 | |
KR20100116807A (ko) | 유기전계발광 표시장치 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20110405 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20110704 |
|
RD02 | Notification of acceptance of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7422 Effective date: 20110704 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20111213 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20120301 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20120327 |
|
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20120419 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20150427 Year of fee payment: 3 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 4980977 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20150427 Year of fee payment: 3 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313115 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20150427 Year of fee payment: 3 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |