DE69331812D1 - Method for multiplexing an electro-optical matrix liquid crystal device - Google Patents

Method for multiplexing an electro-optical matrix liquid crystal device

Info

Publication number
DE69331812D1
DE69331812D1 DE69331812T DE69331812T DE69331812D1 DE 69331812 D1 DE69331812 D1 DE 69331812D1 DE 69331812 T DE69331812 T DE 69331812T DE 69331812 T DE69331812 T DE 69331812T DE 69331812 D1 DE69331812 D1 DE 69331812D1
Authority
DE
Germany
Prior art keywords
multiplexing
electro
liquid crystal
crystal device
matrix liquid
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 - Lifetime
Application number
DE69331812T
Other languages
German (de)
Other versions
DE69331812T2 (en
Inventor
Akihiko Ito
Shoichi Iino
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.)
Seiko Epson Corp
Original Assignee
Seiko Epson Corp
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 Seiko Epson Corp filed Critical Seiko Epson Corp
Application granted granted Critical
Publication of DE69331812D1 publication Critical patent/DE69331812D1/en
Publication of DE69331812T2 publication Critical patent/DE69331812T2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • G09G3/34—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
    • G09G3/3622—Control of matrices with row and column drivers using a passive 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
    • G09G3/34—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
    • G09G3/3622—Control of matrices with row and column drivers using a passive matrix
    • G09G3/3625—Control of matrices with row and column drivers using a passive matrix using active addressing
    • 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
    • G09G3/3674—Details of drivers for scan electrodes
    • G09G3/3681—Details of drivers for scan electrodes suitable for passive matrices only
    • 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
    • G09G2310/0205—Simultaneous scanning of several lines in flat 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
    • 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
    • G09G3/2011—Display of intermediate tones by amplitude modulation
    • 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
    • G09G3/34—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
DE1993631812 1992-05-08 1993-05-10 Method for multiplexing an electro-optical matrix liquid crystal device Expired - Lifetime DE69331812T2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP14348292 1992-05-08
JP12362392 1992-05-15
JP19907792 1992-07-02

Publications (2)

Publication Number Publication Date
DE69331812D1 true DE69331812D1 (en) 2002-05-16
DE69331812T2 DE69331812T2 (en) 2002-11-14

Family

ID=27314759

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69326740T Expired - Lifetime DE69326740T2 (en) 1992-05-08 1993-05-10 CONTROL METHOD AND CIRCUIT FOR LIQUID CRYSTAL ELEMENTS AND IMAGE DISPLAY DEVICE
DE1993631812 Expired - Lifetime DE69331812T2 (en) 1992-05-08 1993-05-10 Method for multiplexing an electro-optical matrix liquid crystal device

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69326740T Expired - Lifetime DE69326740T2 (en) 1992-05-08 1993-05-10 CONTROL METHOD AND CIRCUIT FOR LIQUID CRYSTAL ELEMENTS AND IMAGE DISPLAY DEVICE

Country Status (5)

Country Link
EP (2) EP0836173B1 (en)
JP (2) JP3508115B2 (en)
DE (2) DE69326740T2 (en)
TW (1) TW280874B (en)
WO (1) WO1993023844A1 (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5739803A (en) * 1994-01-24 1998-04-14 Arithmos, Inc. Electronic system for driving liquid crystal displays
JP3169763B2 (en) * 1994-05-18 2001-05-28 セイコーインスツルメンツ株式会社 Liquid crystal display panel gradation drive device
KR100344861B1 (en) * 1994-08-23 2002-11-23 아사히 가라스 가부시키가이샤 Driving method of liquid crystal display device
JP2796619B2 (en) * 1994-12-27 1998-09-10 セイコーインスツルメンツ株式会社 Liquid crystal display panel gradation drive device
KR100337865B1 (en) * 1995-09-05 2002-12-16 삼성에스디아이 주식회사 Method for driving liquid crystal display device
FR2784489B1 (en) * 1998-10-13 2000-11-24 Thomson Multimedia Sa METHOD FOR DISPLAYING DATA ON A MATRIX DISPLAY
TW580672B (en) * 1999-03-15 2004-03-21 Seiko Epson Corp Liquid-crystal display device and method of driving the same
US7209129B2 (en) 2001-06-13 2007-04-24 Kawasaki Microelectronics, Inc. Method and apparatus for driving passive matrix liquid crystal
JP3642328B2 (en) * 2001-12-05 2005-04-27 セイコーエプソン株式会社 Electro-optical device, driving circuit thereof, driving method, and electronic apparatus
EP1365384A1 (en) * 2002-05-23 2003-11-26 STMicroelectronics S.r.l. Driving method for flat panel display devices
JP2004287118A (en) 2003-03-24 2004-10-14 Hitachi Ltd Display apparatus
EP1471496A1 (en) * 2003-04-23 2004-10-27 STMicroelectronics S.r.l. Driving method for a liquid crystal display
CN100446073C (en) * 2003-06-12 2008-12-24 Nxp股份有限公司 Energy saving passive matrix display device and method for driving
JP4945119B2 (en) * 2005-11-16 2012-06-06 株式会社ブリヂストン Driving method of information display panel
TW201227660A (en) * 2010-12-22 2012-07-01 Ind Tech Res Inst Apparatus and method for driving multi-stable display panel

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5715393B2 (en) * 1973-04-20 1982-03-30
JPS61262724A (en) * 1985-05-08 1986-11-20 Stanley Electric Co Ltd Liquid crystal display device
JPS62102230A (en) * 1985-10-30 1987-05-12 Seiko Epson Corp Driving method for liquid crystal element
JP2675060B2 (en) * 1988-04-20 1997-11-12 株式会社日立製作所 Active matrix display device, scanning circuit thereof, and driving circuit of scanning circuit
FR2633764B1 (en) * 1988-06-29 1991-02-15 Commissariat Energie Atomique METHOD AND DEVICE FOR CONTROLLING A MATRIX SCREEN DISPLAYING GRAY LEVELS
JP2823614B2 (en) * 1989-12-15 1998-11-11 株式会社日立製作所 Gradation display method and liquid crystal display device
US5103144A (en) * 1990-10-01 1992-04-07 Raytheon Company Brightness control for flat panel display
US5459495A (en) * 1992-05-14 1995-10-17 In Focus Systems, Inc. Gray level addressing for LCDs
US5485173A (en) * 1991-04-01 1996-01-16 In Focus Systems, Inc. LCD addressing system and method
DE69214206T2 (en) * 1991-07-08 1997-03-13 Asahi Glass Co Ltd Control method for a liquid crystal display element
US5621425A (en) * 1992-12-24 1997-04-15 Seiko Instruments Inc. Liquid crystal display device

Also Published As

Publication number Publication date
EP0836173B1 (en) 2002-04-10
EP0836173A2 (en) 1998-04-15
TW280874B (en) 1996-07-11
JP2000347163A (en) 2000-12-15
DE69326740D1 (en) 1999-11-18
EP0836173A3 (en) 1999-04-07
DE69326740T2 (en) 2000-04-06
JP3508115B2 (en) 2004-03-22
EP0598913A1 (en) 1994-06-01
WO1993023844A1 (en) 1993-11-25
DE69331812T2 (en) 2002-11-14
EP0598913A4 (en) 1994-10-26
JP3391334B2 (en) 2003-03-31
EP0598913B1 (en) 1999-10-13

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