DE69332622T2 - Ansteuerverfahren für flüssigkristallanzeige - Google Patents

Ansteuerverfahren für flüssigkristallanzeige

Info

Publication number
DE69332622T2
DE69332622T2 DE69332622T DE69332622T DE69332622T2 DE 69332622 T2 DE69332622 T2 DE 69332622T2 DE 69332622 T DE69332622 T DE 69332622T DE 69332622 T DE69332622 T DE 69332622T DE 69332622 T2 DE69332622 T2 DE 69332622T2
Authority
DE
Germany
Prior art keywords
liquid crystal
crystal display
control method
display
control
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
Application number
DE69332622T
Other languages
English (en)
Other versions
DE69332622D1 (de
Inventor
Takashi Akiyama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Citizen Watch Co Ltd
Original Assignee
Citizen Watch Co Ltd
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 Citizen Watch Co Ltd filed Critical Citizen Watch Co Ltd
Publication of DE69332622D1 publication Critical patent/DE69332622D1/de
Application granted granted Critical
Publication of DE69332622T2 publication Critical patent/DE69332622T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/12—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by switched stationary formation of lamps, photocells or light relays
    • H04N3/127—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by switched stationary formation of lamps, photocells or light relays using liquid crystals
    • 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
    • G09G3/34—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 by control of light from an independent source
    • G09G3/36—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 by control of light from an independent source using liquid crystals
    • G09G3/3611—Control of matrices with row and column drivers
    • 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
    • G09G3/34—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 by control of light from an independent source
    • G09G3/36—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 by control of light from an independent source using liquid crystals
    • G09G3/3611—Control of matrices with row and column drivers
    • G09G3/3685—Details of drivers for data 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
    • 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
    • G09G2310/027—Details of drivers for data electrodes, the drivers handling digital grey scale data, e.g. use of D/A converters
    • 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
    • G09G3/2014—Display of intermediate tones by modulation of the duration of a single pulse during which the logic level remains constant
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Display Device Control (AREA)
DE69332622T 1992-05-19 1993-05-19 Ansteuerverfahren für flüssigkristallanzeige Expired - Fee Related DE69332622T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP15007692A JP3288426B2 (ja) 1992-05-19 1992-05-19 液晶表示装置およびその駆動方法
PCT/JP1993/000658 WO1993023785A1 (en) 1992-05-19 1993-05-19 Driving method for liquid crystal display

Publications (2)

Publication Number Publication Date
DE69332622D1 DE69332622D1 (de) 2003-02-13
DE69332622T2 true DE69332622T2 (de) 2003-07-03

Family

ID=15488997

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69332622T Expired - Fee Related DE69332622T2 (de) 1992-05-19 1993-05-19 Ansteuerverfahren für flüssigkristallanzeige

Country Status (5)

Country Link
US (1) US6064361A (de)
EP (1) EP0596137B1 (de)
JP (1) JP3288426B2 (de)
DE (1) DE69332622T2 (de)
WO (1) WO1993023785A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5666132A (en) * 1994-01-24 1997-09-09 Citizen Watch Co., Ltd. Liquid crystal display
US5675352A (en) * 1995-09-07 1997-10-07 Lucent Technologies Inc. Liquid crystal display driver
JP3992776B2 (ja) * 1997-02-27 2007-10-17 シチズンホールディングス株式会社 液晶表示装置の駆動回路
JP3279238B2 (ja) * 1997-12-01 2002-04-30 株式会社日立製作所 液晶表示装置
JP2000033731A (ja) * 1998-07-17 2000-02-02 Citizen Watch Co Ltd 光プリンタにおける発光素子のキャリブレーション装置
JP2001166752A (ja) * 1999-09-27 2001-06-22 Advanced Display Inc 液晶表示装置
US7319449B2 (en) 2003-07-08 2008-01-15 Seiko Epson Corporation Image display apparatus and image display method
US20060066549A1 (en) * 2004-09-24 2006-03-30 Sony Corporation Flat display apparatus and driving method for flat display apparatus
US7167120B1 (en) 2006-02-09 2007-01-23 Chunghwa Picture Tubes, Ltd. Apparatus for digital-to-analog conversion and the method thereof
US10607573B2 (en) 2015-09-28 2020-03-31 Apple Inc. Electronic device display with extended active area

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5236656B2 (de) * 1973-01-10 1977-09-17
JPS636855A (ja) * 1986-06-26 1988-01-12 Nec Corp 集積回路マスクパタ−ンの解析方法
GB8622717D0 (en) * 1986-09-20 1986-10-29 Emi Plc Thorn Display device
JPS63109497A (ja) * 1986-10-27 1988-05-14 日本電信電話株式会社 画像表示装置
JP2539210B2 (ja) * 1987-02-18 1996-10-02 富士通株式会社 液晶表示装置の駆動方法
JPS63235995A (ja) * 1987-03-24 1988-09-30 富士通株式会社 マトリクス型液晶表示装置
US4921334A (en) * 1988-07-18 1990-05-01 General Electric Company Matrix liquid crystal display with extended gray scale
JPH0279092A (ja) * 1988-09-14 1990-03-19 Ascii Corp 階調表示制御回路
JPH0789265B2 (ja) * 1989-03-07 1995-09-27 シャープ株式会社 表示装置の駆動方法
US5216417A (en) * 1990-05-22 1993-06-01 Seiko Epson Corporation Multi-tone level displaying method by bi-level display devices and multi-tone level displaying unit
JP2659473B2 (ja) * 1990-09-28 1997-09-30 富士通株式会社 表示パネル駆動回路

Also Published As

Publication number Publication date
WO1993023785A1 (en) 1993-11-25
DE69332622D1 (de) 2003-02-13
JPH05323283A (ja) 1993-12-07
EP0596137B1 (de) 2003-01-08
US6064361A (en) 2000-05-16
JP3288426B2 (ja) 2002-06-04
EP0596137A4 (de) 1996-07-24
EP0596137A1 (de) 1994-05-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee