JP2008058921A - 有機電界発光表示装置の駆動方法 - Google Patents
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- 238000000034 method Methods 0.000 title claims abstract description 32
- 230000005684 electric field Effects 0.000 title abstract 3
- 238000005401 electroluminescence Methods 0.000 claims 2
- 239000003990 capacitor Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 9
- 238000004904 shortening Methods 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 1
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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
- G09G3/2007—Display of intermediate tones
- G09G3/2018—Display of intermediate tones by time modulation using two or more time intervals
- G09G3/2022—Display of intermediate tones by time modulation using two or more time intervals using sub-frames
-
- 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]
-
- 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
- G09G3/3258—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 voltage across the light-emitting element
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- 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
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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
- G09G2310/00—Command of the display device
- G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
- G09G2310/0202—Addressing of scan or signal lines
- G09G2310/0213—Addressing of scan or signal lines controlling the sequence of the scanning lines with respect to the patterns to be displayed, e.g. to save power
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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
- G09G2310/00—Command of the display device
- G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
- G09G2310/0202—Addressing of scan or signal lines
- G09G2310/0218—Addressing of scan or signal lines with collection of electrodes in groups for n-dimensional addressing
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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
- G09G2310/00—Command of the display device
- G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
- G09G2310/0264—Details of driving circuits
- G09G2310/0278—Details of driving circuits arranged to drive both scan and data electrodes
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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
- G09G2320/02—Improving the quality of display appearance
- G09G2320/0266—Reduction of sub-frame artefacts
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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]
- G09G3/3266—Details of drivers for scan electrodes
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- 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)
- Transforming Electric Information Into Light Information (AREA)
- Liquid Crystal (AREA)
- Liquid Crystal Display Device Control (AREA)
Abstract
【解決手段】本発明の有機電界発光表示装置の駆動方法は、1フレームをデータのビット数よりも多いサブフレームに分割する第1段階と、走査線の数にサブフレームの数を掛けた値で1フレームの期間を分割する第2段階と、階調が線形的に表現されるようにデータのビットの加重値を考慮してサブフレームの開始位置を設定する第3段階と、開始位置をサブフレームの数で割ってそれぞれのサブフレームの余りを求める第4段階と、1フレームの時間、開始位置及びサブフレームの数を用いて、走査信号が供給される走査線の行番号を求める第5段階とを含むことを特徴とする。
【選択図】図5
Description
ブランクサブフレームの発光時間=1フレームの時間−LSBの発光時間×(2n−1) ・・・・ (1)
行番号=INT{(1フレームの時間−各ビットの開始位置)/サブフレームの数+1} ・・・・ (2)
4、40 画素
10 走査駆動部
20 データ駆動部
30 画素部
50 タイミング制御部
Claims (14)
- 1フレームをデータのビット数よりも多いサブフレームに分割する第1段階と、
走査線の数に前記サブフレームの数を掛けた値で前記1フレームの期間を分割する第2段階と、
階調が線形的に表現されるように、前記データのビットの加重値を考慮して前記サブフレームの開始位置を設定する第3段階と、
前記開始位置を前記サブフレームの数で割ってそれぞれのサブフレームの余りを求める第4段階と、
前記1フレームの時間、前記開始位置及び前記サブフレームの数を用いて、走査信号が供給される走査線の行番号を求める第5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。 - 前記第1段階において、
前記データのMSBビットは、少なくとも2つのビットに分割されて階調を表現す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の駆動方法。 - 前記第1段階において、
前記サブフレームには、ブランクサブフレームが含まれていることを特徴とする請求項1または請求項2のいずれか1項に記載の有機電界発光表示装置の駆動方法。 - 前記ブランクサブフレームは、ブラックを表現するサブフレームであ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の駆動方法。
- 前記ブランクサブフレームの発光時間は、
ブランクサブフレームの発光時間=1フレームの時間−LSBの発光時間×(2n−1)(nは、データのビット数)
の関係式による計算結果に、前記データのLSBビットの発光時間を加算または減算した範囲内で調節されることを特徴とする請求項3または請求項4のいずれか1項に記載の有機電界発光表示装置の駆動方法。 - 前記1フレームの時間中、前記データのLSBビットの発光時間は、奇数に設定されていることを特徴とする請求項1から請求項5のいずれか1項に記載の有機電界発光表示装置の駆動方法。
- 前記1フレームの期間の間、前記データのビット別の発光順を非順次に設定することを特徴とする請求項1から請求項6のいずれか1項に記載の有機電界発光表示装置の駆動方法。
- 前記開始位置は、前記サブフレームのそれぞれの余りが互いに同一にならないように設定されていることを特徴とする請求項1から請求項7のいずれか1項に記載の有機電界発光表示装置の駆動方法。
- 前記第5段階において、前記行番号は、
行番号=INT{(1フレームの時間−各ビットの開始位置)/サブフレームの数+1}
の関係式によって求められることを特徴とする請求項1から請求項8のいずれか1項に記載の有機電界発光表示装置の駆動方法。 - 前記行番号が前記走査線の数と同じ値に設定されたときには「0」にリセットすることとを特徴とする請求項1から請求項9のいずれか1項に記載の有機電界発光表示装置の駆動方法。
- 前記第5段階において求められた行番号は、前記余りの大きさに基づいて配置され、この配置された順にしたがって前記走査信号が供給されることを特徴とする請求項1から請求項9のいずれか1項に記載の有機電界発光表示装置の駆動方法。
- 前記走査信号が供給されるとき、前記余りの大きさに応じて設定された加重値を有するデータ信号が供給されることを特徴とする請求項1から請求項11のいずれか1項に記載の有機電界発光表示装置の駆動方法。
- 前記行番号に走査信号が供給された後には、前記行番号を1つずつ増加させて前記走査信号が供給される走査線を設定することを特徴とする請求項1から請求項11のいずれか1項に記載の有機電界発光表示装置の駆動方法。
- 前記1フレームの期間の間、前記それぞれの走査線には、前記サブフレームの数に該当する走査信号が供給されることを特徴とする請求項1から請求項13のいずれか1項に記載の有機電界発光表示装置の駆動方法。
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KR1020060083144A KR100805609B1 (ko) | 2006-08-30 | 2006-08-30 | 유기전계발광 표시장치의 구동방법 |
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JP2008058921A true JP2008058921A (ja) | 2008-03-13 |
JP4566972B2 JP4566972B2 (ja) | 2010-10-20 |
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US (1) | US8054247B2 (ja) |
EP (1) | EP1895490A3 (ja) |
JP (1) | JP4566972B2 (ja) |
KR (1) | KR100805609B1 (ja) |
CN (1) | CN101136172B (ja) |
Cited By (3)
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JP2013050680A (ja) * | 2011-08-31 | 2013-03-14 | Sony Corp | 駆動回路、表示装置、および表示装置の駆動方法 |
JP7505295B2 (ja) | 2020-06-29 | 2024-06-25 | セイコーエプソン株式会社 | 回路装置、電気光学素子及び電子機器 |
JP7505294B2 (ja) | 2020-06-29 | 2024-06-25 | セイコーエプソン株式会社 | 回路装置、電気光学素子及び電子機器 |
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KR101517879B1 (ko) | 2008-10-24 | 2015-05-07 | 엘지디스플레이 주식회사 | 유기전계 발광 디스플레이장치의 구동방법 |
JP5906631B2 (ja) * | 2011-09-22 | 2016-04-20 | ソニー株式会社 | 表示装置、表示方法および電子機器 |
KR20150057588A (ko) * | 2013-11-20 | 2015-05-28 | 삼성디스플레이 주식회사 | 유기전계발광 표시장치 및 그의 구동방법 |
JP2015125427A (ja) * | 2013-12-27 | 2015-07-06 | 三星ディスプレイ株式會社Samsung Display Co.,Ltd. | 表示装置の駆動方法、および表示装置 |
KR20150092412A (ko) | 2014-02-04 | 2015-08-13 | 삼성디스플레이 주식회사 | 입체영상 표시장치와 그 구동방법 |
KR102154814B1 (ko) | 2014-02-24 | 2020-09-11 | 삼성디스플레이 주식회사 | 유기전계발광 표시장치 및 그의 구동방법 |
US10347174B2 (en) | 2017-01-03 | 2019-07-09 | Solomon Systech Limited | System of compressed frame scanning for a display and a method thereof |
CN107256691B (zh) | 2017-08-10 | 2019-09-27 | 深圳市华星光电半导体显示技术有限公司 | Oled显示装置的数位驱动方法及系统 |
DE102019113916A1 (de) * | 2019-05-24 | 2020-11-26 | OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung | Optoelektronische Leuchtvorrichtung mit einer Programmiereinrichtung und Verfahren zum Steuern einer optoelektronischen Leuchtvorrichtung |
CN110517630B (zh) * | 2019-08-30 | 2021-06-18 | 成都辰显光电有限公司 | 显示面板的驱动方法及其驱动装置、显示装置 |
CN110379363B (zh) * | 2019-08-30 | 2021-07-20 | 成都辰显光电有限公司 | 显示面板的驱动方法及其驱动装置、显示装置 |
CN110796982B (zh) * | 2019-11-15 | 2024-07-23 | 北京集创北方科技股份有限公司 | 影像显示的驱动方法、驱动芯片、驱动装置以及显示装置 |
CN113487988B (zh) * | 2021-06-23 | 2022-03-22 | 惠科股份有限公司 | 显示面板的侦测方法和显示面板 |
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KR102378259B1 (ko) * | 2021-07-26 | 2022-03-25 | 주식회사 사피엔반도체 | 디스플레이의 의사윤곽 화질 왜곡을 개선하기 위한 pwm 신호 출력 제어 방법 |
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2006
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- 2006-10-19 JP JP2006285117A patent/JP4566972B2/ja active Active
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2007
- 2007-08-23 US US11/892,478 patent/US8054247B2/en active Active
- 2007-08-29 CN CN2007101472230A patent/CN101136172B/zh active Active
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JP2013050680A (ja) * | 2011-08-31 | 2013-03-14 | Sony Corp | 駆動回路、表示装置、および表示装置の駆動方法 |
US9858852B2 (en) | 2011-08-31 | 2018-01-02 | Sony Corporation | Driving circuit, display, and method of driving the display |
JP7505295B2 (ja) | 2020-06-29 | 2024-06-25 | セイコーエプソン株式会社 | 回路装置、電気光学素子及び電子機器 |
JP7505294B2 (ja) | 2020-06-29 | 2024-06-25 | セイコーエプソン株式会社 | 回路装置、電気光学素子及び電子機器 |
Also Published As
Publication number | Publication date |
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EP1895490A3 (en) | 2009-09-02 |
CN101136172B (zh) | 2011-12-14 |
CN101136172A (zh) | 2008-03-05 |
EP1895490A2 (en) | 2008-03-05 |
JP4566972B2 (ja) | 2010-10-20 |
KR100805609B1 (ko) | 2008-02-20 |
US20080055206A1 (en) | 2008-03-06 |
US8054247B2 (en) | 2011-11-08 |
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