JP6715566B2 - 有機電界発光表示装置 - Google Patents
有機電界発光表示装置 Download PDFInfo
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- JP6715566B2 JP6715566B2 JP2014239161A JP2014239161A JP6715566B2 JP 6715566 B2 JP6715566 B2 JP 6715566B2 JP 2014239161 A JP2014239161 A JP 2014239161A JP 2014239161 A JP2014239161 A JP 2014239161A JP 6715566 B2 JP6715566 B2 JP 6715566B2
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- 239000003990 capacitor Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000005259 measurement Methods 0.000 description 5
- 101001045744 Sus scrofa Hepatocyte nuclear factor 1-beta Proteins 0.000 description 3
- 238000012886 linear function Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
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
-
- 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
- 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
- G09G2300/0426—Layout of electrodes and connections
-
- 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
- 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
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
- G09G2330/02—Details of power systems and of start or stop of display operation
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
- G09G2330/02—Details of power systems and of start or stop of display operation
- G09G2330/025—Reduction of instantaneous peaks of current
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
- G09G2330/02—Details of power systems and of start or stop of display operation
- G09G2330/028—Generation of voltages supplied to electrode drivers in a matrix display other than LCD
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
- G09G2330/04—Display protection
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
- G09G2330/08—Fault-tolerant or redundant circuits, or circuits in which repair of defects is prepared
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
- G09G2330/12—Test circuits or failure detection circuits included in a display system, as permanent part thereof
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 Indicators Other Than Cathode Ray Tubes (AREA)
- Control Of El Displays (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Description
20 画素部、
100 パワーボード、
110 第1電圧供給部、
120 選択部、
121 スイッチ部、
122 スイッチング制御部、
210 第2電圧供給部、
220 電圧制御部、
310 第1電源線、
320 第2電源線、
410 第1接続部、
420 第2接続部、
510 第1ケーブル、
520 第2ケーブル、
B1 第1ボード、
B2 第2ボード、
B3 第3ボード、
B4 第4ボード。
Claims (9)
- 電源線に接続された複数の画素を含む画素部と、
第1電圧を出力する第1電圧供給部と、
第2電圧を出力する第2電圧供給部と、
前記第1電圧と前記第2電圧のうち、いずれか一つを、前記電源線を介して前記画素に供給する選択部と、
前記第1電圧と第1基準電圧との間の偏差に対応する第1補償信号を前記第1電圧供給部に供給する電圧制御部と、
を含み、
前記電圧制御部は、前記第1電圧のフィードバック電圧レベルに基づく前記第1基準電圧を設定し、
前記第1電圧供給部は、前記電圧制御部から供給された前記第1補償信号を反映して前記第1電圧のレベルを変化させ、
前記第1電圧供給部は、第1期間に第1電圧レベルを有する前記第1電圧を出力し、第2期間に第2電圧レベルを有する前記第1電圧を出力し、
前記フィードバック電圧レベルは、前記第1電圧レベルに対応する第1実測電圧レベルと、前記第2電圧レベルに対応する第2実測電圧レベルとを含み、
前記電圧制御部は、前記第1電圧レベルと、前記第1実測電圧レベルと、及び前記第2電圧レベルと、前記第2実測電圧レベルとに基づく関数によって前記第1基準電圧を設定することを特徴とする有機電界発光表示装置。 - 前記電圧制御部は、前記第2電圧と第2基準電圧との間の偏差に対応する第2補償信号を前記第2電圧供給部に供給し、
前記第2電圧供給部は、前記電圧制御部から供給される第2補償信号を反映して前記第2電圧のレベルを変化させ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。 - 前記画素部は、第1領域と第2領域とに区分され、前記電源線は、前記第1領域に位置する画素に接続される第1電源線と、
前記第2領域に位置する画素に接続される第2電源線と、
を含む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。 - 前記有機電界発光表示装置は、前記画素部の下側に位置する第1ボードと第2ボードと、
前記画素部の上側に位置する第3ボードと第4ボードとをさらに含み、
前記第2電圧供給部と前記電圧制御部は、
前記第1ボードに位置するか、前記第2ボードに位置す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。 - 前記第1電源線は、前記第1ボード及び前記第3ボードを介して前記第1電圧または前記第2電圧の供給を受けて、
前記第2電源線は、前記第2ボード及び前記第4ボードを介して前記第1電圧または前記第2電圧の供給を受け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1電圧供給部及び前記選択部が位置するパワーボードと、
前記第1ボード及び前記第3ボードに接続される第1接続部と、
前記第2ボード及び前記第4ボードに接続される第2接続部と、
前記第1接続部と前記パワーボードとの間に接続される第1ケーブルと、
前記第2接続部と前記パワーボードとの間に接続される第2ケーブルと、
をさらに含む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。 - 前記選択部は、前記第1ケーブル及び前記第1接続部を介して前記第1ボードと前記第3ボードに前記第1電圧または前記第2電圧を供給し、
前記第2ケーブル及び前記第2接続部を介して前記第2ボードと前記第4ボードに前記第1電圧または前記第2電圧を供給することを特徴とする請求項6に記載の有機電界発光表示装置。 - 前記選択部は、前記第1電圧供給部から出力される第1電圧と、前記第2電圧供給部から出力される第2電圧のうちいずれか一つを選択して出力するスイッチ部と、
スイッチング制御信号に対応して前記スイッチ部の動作を制御するスイッチング制御部と、
を含む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。 - 前記スイッチング制御信号を前記スイッチング制御部に供給し、
前記第1ボード及び前記第2ボードのうち、少なくともいずれか一つに接続された制御ボードに位置するタイミング制御部をさらに含むことを特徴とする請求項8に記載の有機電界発光表示装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2013-0145061 | 2013-11-27 | ||
KR1020130145061A KR102123589B1 (ko) | 2013-11-27 | 2013-11-27 | 유기전계발광 표시장치 |
Publications (2)
Publication Number | Publication Date |
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JP2015102874A JP2015102874A (ja) | 2015-06-04 |
JP6715566B2 true JP6715566B2 (ja) | 2020-07-01 |
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JP2014239161A Active JP6715566B2 (ja) | 2013-11-27 | 2014-11-26 | 有機電界発光表示装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US9786218B2 (ja) |
EP (1) | EP2879124B1 (ja) |
JP (1) | JP6715566B2 (ja) |
KR (1) | KR102123589B1 (ja) |
CN (1) | CN104680971B (ja) |
TW (1) | TWI647685B (ja) |
Families Citing this family (6)
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US10655837B1 (en) | 2007-11-13 | 2020-05-19 | Silescent Lighting Corporation | Light fixture assembly having a heat conductive cover with sufficiently large surface area for improved heat dissipation |
KR102317451B1 (ko) * | 2015-06-19 | 2021-10-28 | 삼성디스플레이 주식회사 | 구동 전압 결정 장치 및 구동 전압 결정 방법 |
KR101808715B1 (ko) | 2015-09-23 | 2017-12-14 | 엘지디스플레이 주식회사 | 유기발광표시장치 |
CN111656430B (zh) * | 2018-02-01 | 2022-07-26 | 株式会社半导体能源研究所 | 显示装置及电子设备 |
KR102651804B1 (ko) * | 2019-12-11 | 2024-03-28 | 엘지디스플레이 주식회사 | 발광표시장치 |
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KR101965892B1 (ko) * | 2012-03-05 | 2019-04-08 | 삼성디스플레이 주식회사 | 전원 생성부 및 이를 이용한 유기전계발광 표시장치 |
KR101897679B1 (ko) | 2012-03-14 | 2018-09-13 | 삼성디스플레이 주식회사 | Dc-dc 컨버터 및 이를 포함한 유기전계발광 표시장치 |
KR20130112570A (ko) * | 2012-04-04 | 2013-10-14 | 삼성디스플레이 주식회사 | 표시장치 |
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JP2015102874A (ja) | 2015-06-04 |
EP2879124A1 (en) | 2015-06-03 |
TWI647685B (zh) | 2019-01-11 |
KR102123589B1 (ko) | 2020-06-17 |
EP2879124B1 (en) | 2019-05-22 |
KR20150061224A (ko) | 2015-06-04 |
CN104680971A (zh) | 2015-06-03 |
US9786218B2 (en) | 2017-10-10 |
US20150145423A1 (en) | 2015-05-28 |
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