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WO2002005253A9 - Procede et dispositif d'affichage - Google Patents

Procede et dispositif d'affichage

Info

Publication number
WO2002005253A9
WO2002005253A9 PCT/JP2001/005859 JP0105859W WO0205253A9 WO 2002005253 A9 WO2002005253 A9 WO 2002005253A9 JP 0105859 W JP0105859 W JP 0105859W WO 0205253 A9 WO0205253 A9 WO 0205253A9
Authority
WO
WIPO (PCT)
Prior art keywords
video signal
subfield
display
gradation level
drive circuit
Prior art date
Application number
PCT/JP2001/005859
Other languages
English (en)
French (fr)
Other versions
WO2002005253A1 (fr
Inventor
Tomoko Morita
Mitsuhiro Kasahara
Original Assignee
Matsushita Electric Ind Co Ltd
Tomoko Morita
Mitsuhiro Kasahara
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Ind Co Ltd, Tomoko Morita, Mitsuhiro Kasahara filed Critical Matsushita Electric Ind Co Ltd
Priority to EP01947864A priority Critical patent/EP1300823A4/en
Priority to US10/069,526 priority patent/US7236147B2/en
Publication of WO2002005253A1 publication Critical patent/WO2002005253A1/ja
Publication of WO2002005253A9 publication Critical patent/WO2002005253A9/ja

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • 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
    • G09G3/2059—Display of intermediate tones using error diffusion
    • 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
    • G09G3/2044—Display of intermediate tones using dithering
    • G09G3/2051—Display of intermediate tones using dithering with use of a spatial dither pattern
    • 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
    • G09G2320/0261—Improving the quality of display appearance in the context of movement of objects on the screen or movement of the observer relative to 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
    • G09G2320/00—Control of display operating conditions
    • G09G2320/02—Improving the quality of display appearance
    • G09G2320/0266—Reduction of sub-frame artefacts
    • 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
    • G09G3/2029—Display of intermediate tones by time modulation using two or more time intervals using sub-frames the sub-frames having non-binary weights
    • 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
    • G09G3/28—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 luminous gas-discharge panels, e.g. plasma panels
    • G09G3/288—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 luminous gas-discharge panels, e.g. plasma panels using AC panels

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Optics & Photonics (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Control Of Gas Discharge Display Tubes (AREA)
  • Transforming Electric Information Into Light Information (AREA)
PCT/JP2001/005859 2000-07-07 2001-07-05 Procede et dispositif d'affichage WO2002005253A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP01947864A EP1300823A4 (en) 2000-07-07 2001-07-05 DISPLAY DEVICE AND METHOD
US10/069,526 US7236147B2 (en) 2000-07-07 2001-07-05 Display device, and display method

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2000206422 2000-07-07
JP2000-206422 2000-07-07
JP2001-200114 2001-06-29
JP2001200114A JP3357666B2 (ja) 2000-07-07 2001-06-29 表示装置および表示方法

Publications (2)

Publication Number Publication Date
WO2002005253A1 WO2002005253A1 (fr) 2002-01-17
WO2002005253A9 true WO2002005253A9 (fr) 2002-04-11

Family

ID=26595585

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2001/005859 WO2002005253A1 (fr) 2000-07-07 2001-07-05 Procede et dispositif d'affichage

Country Status (7)

Country Link
US (1) US7236147B2 (ja)
EP (1) EP1300823A4 (ja)
JP (1) JP3357666B2 (ja)
KR (1) KR100478378B1 (ja)
CN (1) CN1184604C (ja)
TW (1) TW514853B (ja)
WO (1) WO2002005253A1 (ja)

Families Citing this family (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100403698B1 (ko) * 2001-07-13 2003-10-30 삼성에스디아이 주식회사 다계조 화상 표시 방법 및 그 장치
US7098876B2 (en) * 2001-09-06 2006-08-29 Samsung Sdi Co., Ltd. Image display method and system for plasma display panel
US9530363B2 (en) 2001-11-20 2016-12-27 E Ink Corporation Methods and apparatus for driving electro-optic displays
TW550620B (en) * 2002-03-18 2003-09-01 Chunghwa Picture Tubes Ltd Color tuning device and method of plasma display panel
EP1353314A1 (en) * 2002-04-11 2003-10-15 Deutsche Thomson-Brandt Gmbh Method and apparatus for processing video pictures to improve the greyscale resolution of a display device
JP2003330420A (ja) 2002-05-16 2003-11-19 Semiconductor Energy Lab Co Ltd 発光装置の駆動方法
TW582006B (en) * 2002-06-14 2004-04-01 Chunghwa Picture Tubes Ltd Brightness correction apparatus and method for plasma display
EP1391865A1 (en) * 2002-08-23 2004-02-25 Deutsche Thomson-Brandt Gmbh Plasma display panel (PDP) - Reduction of dithering noise while displaying less video levels than required
US7499062B2 (en) 2002-10-11 2009-03-03 Panasonic Corporation Image display method and image display apparatus for displaying a gradation by a subfield method
US6972881B1 (en) 2002-11-21 2005-12-06 Nuelight Corp. Micro-electro-mechanical switch (MEMS) display panel with on-glass column multiplexers using MEMS as mux elements
JP4805522B2 (ja) * 2002-12-26 2011-11-02 パナソニック株式会社 ディスプレイ装置
JP4606735B2 (ja) * 2003-01-06 2011-01-05 パナソニック株式会社 表示装置および表示方法
CN100437675C (zh) * 2003-01-06 2008-11-26 松下电器产业株式会社 显示装置及显示方法
JP4649108B2 (ja) * 2003-01-16 2011-03-09 パナソニック株式会社 画像表示装置および画像表示方法
CN100409279C (zh) * 2003-01-16 2008-08-06 松下电器产业株式会社 图像显示装置和图像显示方法
US8289233B1 (en) 2003-02-04 2012-10-16 Imaging Systems Technology Error diffusion
US8305301B1 (en) 2003-02-04 2012-11-06 Imaging Systems Technology Gamma correction
KR100492185B1 (ko) * 2003-03-04 2005-05-30 엘지전자 주식회사 플라즈마 디스플레이 패널의 윤곽노이즈 제거방법 및 장치
US10726798B2 (en) 2003-03-31 2020-07-28 E Ink Corporation Methods for operating electro-optic displays
JP4559041B2 (ja) * 2003-06-12 2010-10-06 パナソニック株式会社 多階調画像表示装置及びその動画偽輪郭低減方法
WO2005006290A1 (en) * 2003-06-30 2005-01-20 E Ink Corporation Methods for driving electro-optic displays
JP2005024690A (ja) 2003-06-30 2005-01-27 Fujitsu Hitachi Plasma Display Ltd ディスプレイ装置およびディスプレイの駆動方法
KR100589379B1 (ko) 2003-10-16 2006-06-13 삼성에스디아이 주식회사 플라즈마 디스플레이 패널 구동 장치 및 그 계조 구현 방법
US7420571B2 (en) * 2003-11-26 2008-09-02 Lg Electronics Inc. Method for processing a gray level in a plasma display panel and apparatus using the same
KR100550984B1 (ko) 2003-11-28 2006-02-13 삼성에스디아이 주식회사 플라즈마 디스플레이 패널의 구동 장치, 플라즈마디스플레이 패널의 화상 처리 방법 및 플라즈마디스플레이 패널
JP2005192190A (ja) * 2003-12-01 2005-07-14 Pioneer Plasma Display Corp 動画偽輪郭低減方法、動画偽輪郭低減回路、表示装置及びプログラム
KR100552908B1 (ko) * 2003-12-16 2006-02-22 엘지전자 주식회사 플라즈마 디스플레이 패널의 구동방법 및 구동장치
CN100594529C (zh) * 2003-12-26 2010-03-17 松下电器产业株式会社 图象显示装置
KR101062198B1 (ko) * 2004-04-09 2011-09-05 삼성전자주식회사 디스플레이장치 및 그 제어방법
TWI244334B (en) * 2004-05-07 2005-11-21 Quanta Comp Inc Apparatus and method for increasing the display gray level
WO2006008783A1 (ja) * 2004-07-15 2006-01-26 Hitachi Plasma Patent Licensing Co., Ltd. 画像表示装置
EP1638067A1 (en) * 2004-09-15 2006-03-22 Deutsche Thomson-Brandt Gmbh Method and apparatus for generating subfield codes
KR100646187B1 (ko) * 2004-12-31 2006-11-14 엘지전자 주식회사 플라즈마 디스플레이 패널의 구동방법
KR100627297B1 (ko) * 2005-01-12 2006-09-25 삼성에스디아이 주식회사 플라즈마 표시 장치 및 그 화상 처리 방법
JP2006221060A (ja) * 2005-02-14 2006-08-24 Sony Corp 映像信号処理装置、映像信号の処理方法、映像信号の処理プログラム及び映像信号の処理プログラムを記録した記録媒体
CN1828698B (zh) * 2005-03-03 2010-10-13 奇美电子股份有限公司 平面显示器及其驱动方法
JP2006267929A (ja) * 2005-03-25 2006-10-05 Fujitsu Hitachi Plasma Display Ltd 画像表示方法および画像表示装置
US7595773B2 (en) * 2005-05-18 2009-09-29 Chunghwa Picture Tubes, Ltd. Brightness correction method for plasma display and device thereof
JP4488979B2 (ja) * 2005-08-16 2010-06-23 株式会社東芝 画像処理装置、画像処理方法および画像処理プログラム
CN100378774C (zh) * 2005-10-14 2008-04-02 四川世纪双虹显示器件有限公司 一种等离子显示器凸现暗场图像的处理方法
US8248328B1 (en) 2007-05-10 2012-08-21 Imaging Systems Technology Plasma-shell PDP with artifact reduction
CN101441849B (zh) * 2007-11-23 2012-02-29 四川虹欧显示器件有限公司 降低ac-pdp的图像动态伪轮廓的方法及系统
JP5260141B2 (ja) * 2008-05-22 2013-08-14 パナソニック株式会社 表示駆動装置、表示モジュールパッケージ、表示パネルモジュール及びテレビセット
KR101328793B1 (ko) * 2009-11-23 2013-11-13 엘지디스플레이 주식회사 오차 확산 방법과 이를 이용한 액정표시장치
JP5577719B2 (ja) * 2010-01-28 2014-08-27 ソニー株式会社 表示装置およびその駆動方法ならびに電子機器
EP2556499A4 (en) 2010-04-09 2013-09-04 E Ink Corp METHODS OF CONTROLLING ELECTRO-OPTICAL DISPLAYS
CN102547058B (zh) * 2011-12-31 2014-11-26 福建星网视易信息系统有限公司 Jpeg图像处理方法以及系统
CN104217683B (zh) * 2014-09-09 2016-09-07 西安诺瓦电子科技有限公司 灰度数据子场编排方法及装置、led显示驱动方法
US12148238B2 (en) * 2019-08-21 2024-11-19 Novatek Microelectronics Corp. Electronic circuit having display driving function, touch sensing function and fingerprint sensing function
TWI765360B (zh) * 2020-09-24 2022-05-21 奇景光電股份有限公司 除鋸齒狀處理系統與方法

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2739973B2 (ja) 1988-11-04 1998-04-15 日本放送協会 カラー表示パネルの中間調表示方式
JPH0772824B2 (ja) * 1991-12-03 1995-08-02 インターナショナル・ビジネス・マシーンズ・コーポレイション 表示システム
JPH07175440A (ja) 1993-12-17 1995-07-14 Fujitsu General Ltd ディスプレイ装置
DE69529716T2 (de) 1994-10-06 2003-07-17 Fujitsu General Ltd., Kawasaki Grauskalaverarbeitung unter Verwendung eines Fehlerdiffusionsverfahren
JP3334401B2 (ja) 1995-01-06 2002-10-15 株式会社富士通ゼネラル ディスプレイ装置の誤差拡散処理装置
JP3324313B2 (ja) 1994-11-17 2002-09-17 株式会社富士通ゼネラル ディスプレイ駆動方法および装置
JP3139312B2 (ja) * 1994-11-25 2001-02-26 株式会社富士通ゼネラル ディスプレイ駆動方法および装置
JP3354741B2 (ja) 1995-04-17 2002-12-09 富士通株式会社 中間調表示方法及び中間調表示装置
JP3322809B2 (ja) 1995-10-24 2002-09-09 富士通株式会社 ディスプレイ駆動方法及び装置
JPH09222873A (ja) 1996-02-16 1997-08-26 Sanyo Electric Co Ltd 表示装置の駆動制御方法
JPH09222870A (ja) 1996-02-19 1997-08-26 Fujitsu General Ltd 誤差拡散処理装置
FR2755633B1 (fr) 1996-11-08 1999-01-29 Le Roy Loic Outil adaptable a une perceuse ou une visseuse-devisseuse pour faire tourner un objet tel qu'un collier de maintien pour tubes, tuyaux, canalisations ou autres
JP3423865B2 (ja) 1997-09-18 2003-07-07 富士通株式会社 Ａｃ型ｐｄｐの駆動方法及びプラズマ表示装置
JP3672423B2 (ja) 1997-11-06 2005-07-20 三菱電機株式会社 階調表示方法およびディスプレイ装置
US6614413B2 (en) * 1998-04-22 2003-09-02 Pioneer Electronic Corporation Method of driving plasma display panel
EP0994457B1 (en) 1998-10-12 2007-09-05 Victor Company Of Japan, Limited Apparatus and method of gray scale video signal processing for matrix display apparatus
JP2000188702A (ja) 1998-10-12 2000-07-04 Victor Co Of Japan Ltd マトリクス型表示装置の映像信号処理回路
EP1020838A1 (en) * 1998-12-25 2000-07-19 Pioneer Corporation Method for driving a plasma display panel
EP1022714A3 (en) 1999-01-18 2001-05-09 Pioneer Corporation Method for driving a plasma display panel
JP3608713B2 (ja) 1999-01-18 2005-01-12 パイオニア株式会社 プラズマディスプレイパネルの駆動方法
KR100734455B1 (ko) * 1999-04-12 2007-07-03 마츠시타 덴끼 산교 가부시키가이샤 영상 표시장치

Also Published As

Publication number Publication date
KR20020070960A (ko) 2002-09-11
TW514853B (en) 2002-12-21
CN1184604C (zh) 2005-01-12
WO2002005253A1 (fr) 2002-01-17
US7236147B2 (en) 2007-06-26
EP1300823A1 (en) 2003-04-09
KR100478378B1 (ko) 2005-03-28
CN1383540A (zh) 2002-12-04
JP2002082649A (ja) 2002-03-22
EP1300823A4 (en) 2008-08-13
JP3357666B2 (ja) 2002-12-16
US20020135595A1 (en) 2002-09-26

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