KR100530659B1 - 유기 전계 발광 디스플레이 픽셀 구동회로 - Google Patents
유기 전계 발광 디스플레이 픽셀 구동회로 Download PDFInfo
- Publication number
- KR100530659B1 KR100530659B1 KR10-2003-0082853A KR20030082853A KR100530659B1 KR 100530659 B1 KR100530659 B1 KR 100530659B1 KR 20030082853 A KR20030082853 A KR 20030082853A KR 100530659 B1 KR100530659 B1 KR 100530659B1
- Authority
- KR
- South Korea
- Prior art keywords
- current
- pixel
- column
- output
- driving
- 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.)
- Expired - Fee Related
Links
- 239000000463 material Substances 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 239000011368 organic material Substances 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 229920001690 polydopamine Polymers 0.000 description 1
- 229920000642 polymer Polymers 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]
-
- 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
- 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
- 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
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)
- Control Of El Displays (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
Description
Claims (4)
- 유기 전계 발광 디스플레이의 n번째 칼럼에 기하학적으로 가장 인접한 트랜지스터를 B(n), 상기 B(n)의 출력 전류 값을 IB(n), n번째 칼럼의 픽셀을 구동시키는 전류를 I(n)이라고 할 때,상기 n번째 칼럼의 픽셀을 구동시키는 전류 I(n)은 상기 B(n)의 출력 전류 값의 영향을 받지 않고 다른 칼럼에 기하학적으로 가장 인접한 트랜지스터의 출력 전류의 영향을 받는 것을 특징으로 하는 유기 전계 발광(Electro Luminiscence) 디스플레이 픽셀 구동회로.
- 제1 항에 있어서,상기 n번째 칼럼의 픽셀을 구동시키는 전류 I(n)은 n-1번째 칼럼에 기하학적으로 가장 인접한 트랜지스터 B(n-1)의 출력전류인 IB(n-1) 및 n+1번째 칼럼에 기하학적으로 가장 인접한 트랜지스터 B(n+1)의 출력전류인 IB(n+1)의 합과 같은 것을 특징으로 하는 유기 전계 발광 디스플레이 픽셀 구동회로.
- 제2 항에 있어서,상기 n번째 칼럼의 픽셀을 구동시키는 전류 I(n) 및 n+1번째 칼럼의 픽셀을 구동시키는 전류 I(n+1)의 차인 ㅿI(n)은 n-1번째 칼럼의 픽셀을 구동시키는 전류 값으로부터 n번째 칼럼의 픽셀을 구동시키는 전류 값을 뺀 값의 1/2와 n+1번째 칼럼의 픽셀을 구동시키는 전류 값으로부터 n+2번째 칼럼의 픽셀을 구동시키는 전류 값을 뺀 값의 1/2를 더한 것과 같은 값임을 특징으로 하는 유기 전계 발광 디스플레이 픽셀 구동회로.
- 제1 항 내지 제3 항 중 어느 한 항에 있어서,상기 트랜지스터는 바이어스에 의해 전류의 양이 조절되는 상보형-모스(CMOS) 트랜지스터 또는 양극 접합 트랜지스터(BJT) 임을 특징으로 하는 유기 전계 발광 디스플레이 픽셀 구동회로.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2003-0082853A KR100530659B1 (ko) | 2003-11-21 | 2003-11-21 | 유기 전계 발광 디스플레이 픽셀 구동회로 |
US10/992,911 US20050110724A1 (en) | 2003-11-21 | 2004-11-18 | Driving circuit for an organic electroluminescence display |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2003-0082853A KR100530659B1 (ko) | 2003-11-21 | 2003-11-21 | 유기 전계 발광 디스플레이 픽셀 구동회로 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050049590A KR20050049590A (ko) | 2005-05-27 |
KR100530659B1 true KR100530659B1 (ko) | 2005-11-22 |
Family
ID=34587956
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2003-0082853A Expired - Fee Related KR100530659B1 (ko) | 2003-11-21 | 2003-11-21 | 유기 전계 발광 디스플레이 픽셀 구동회로 |
Country Status (2)
Country | Link |
---|---|
US (1) | US20050110724A1 (ko) |
KR (1) | KR100530659B1 (ko) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19980025129A (ko) * | 1996-09-25 | 1998-07-06 | 니시무로 다이조 | 액정표시장치 |
KR19980083732A (ko) * | 1997-05-17 | 1998-12-05 | 구자홍 | 디지탈방식의 액정표시판넬 구동회로 |
JPH1195729A (ja) * | 1997-09-24 | 1999-04-09 | Texas Instr Japan Ltd | 液晶ディスプレイ用信号線駆動回路 |
JP2001042821A (ja) * | 1999-08-03 | 2001-02-16 | Pioneer Electronic Corp | ディスプレイ装置及びディスプレイパネルの駆動回路 |
JP2001056664A (ja) * | 1999-08-19 | 2001-02-27 | Fujitsu Ltd | Lcdパネル駆動回路 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6777885B2 (en) * | 2001-10-12 | 2004-08-17 | Semiconductor Energy Laboratory Co., Ltd. | Drive circuit, display device using the drive circuit and electronic apparatus using the display device |
JP2004050650A (ja) * | 2002-07-19 | 2004-02-19 | Nec Corp | 半導体装置、画像出力装置、および機能素子の駆動方法 |
US7193593B2 (en) * | 2002-09-02 | 2007-03-20 | Semiconductor Energy Laboratory Co., Ltd. | Liquid crystal display device and method of driving a liquid crystal display device |
-
2003
- 2003-11-21 KR KR10-2003-0082853A patent/KR100530659B1/ko not_active Expired - Fee Related
-
2004
- 2004-11-18 US US10/992,911 patent/US20050110724A1/en not_active Abandoned
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19980025129A (ko) * | 1996-09-25 | 1998-07-06 | 니시무로 다이조 | 액정표시장치 |
KR19980083732A (ko) * | 1997-05-17 | 1998-12-05 | 구자홍 | 디지탈방식의 액정표시판넬 구동회로 |
JPH1195729A (ja) * | 1997-09-24 | 1999-04-09 | Texas Instr Japan Ltd | 液晶ディスプレイ用信号線駆動回路 |
JP2001042821A (ja) * | 1999-08-03 | 2001-02-16 | Pioneer Electronic Corp | ディスプレイ装置及びディスプレイパネルの駆動回路 |
JP2001056664A (ja) * | 1999-08-19 | 2001-02-27 | Fujitsu Ltd | Lcdパネル駆動回路 |
Also Published As
Publication number | Publication date |
---|---|
KR20050049590A (ko) | 2005-05-27 |
US20050110724A1 (en) | 2005-05-26 |
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