GB2077974B - A matrix type liquid crystal display device - Google Patents

A matrix type liquid crystal display device

Info

Publication number
GB2077974B
GB2077974B GB8124241A GB8124241A GB2077974B GB 2077974 B GB2077974 B GB 2077974B GB 8124241 A GB8124241 A GB 8124241A GB 8124241 A GB8124241 A GB 8124241A GB 2077974 B GB2077974 B GB 2077974B
Authority
GB
United Kingdom
Prior art keywords
liquid crystal
display device
crystal display
type liquid
matrix type
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
Application number
GB8124241A
Other versions
GB2077974A (en
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.)
Sharp Corp
Original Assignee
Sharp 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
Priority claimed from JP13195278A external-priority patent/JPS5559494A/en
Priority claimed from JP4143779A external-priority patent/JPS55133094A/en
Application filed by Sharp Corp filed Critical Sharp Corp
Publication of GB2077974A publication Critical patent/GB2077974A/en
Application granted granted Critical
Publication of GB2077974B publication Critical patent/GB2077974B/en
Expired 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
    • G09G3/3648—Control of matrices with row and column drivers using an active matrix
    • 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
    • G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
    • G02F2201/12—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 electrode
    • G02F2201/122—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 electrode having a particular 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)
  • Liquid Crystal Display Device Control (AREA)
  • Liquid Crystal (AREA)
GB8124241A 1978-10-25 1979-10-24 A matrix type liquid crystal display device Expired GB2077974B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP13195278A JPS5559494A (en) 1978-10-25 1978-10-25 Matrix type liquid crystal unit and driving same
JP4143779A JPS55133094A (en) 1979-04-04 1979-04-04 Drive system for matrix type liquid crystal display unit

Publications (2)

Publication Number Publication Date
GB2077974A GB2077974A (en) 1981-12-23
GB2077974B true GB2077974B (en) 1983-01-06

Family

ID=26381055

Family Applications (2)

Application Number Title Priority Date Filing Date
GB7936867A Expired GB2034953B (en) 1978-10-25 1979-10-24 Array drive for liquid crystal matrix display
GB8124241A Expired GB2077974B (en) 1978-10-25 1979-10-24 A matrix type liquid crystal display device

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB7936867A Expired GB2034953B (en) 1978-10-25 1979-10-24 Array drive for liquid crystal matrix display

Country Status (2)

Country Link
DE (1) DE2943206C2 (en)
GB (2) GB2034953B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3514807C2 (en) * 1984-04-25 1994-12-22 Canon Kk Device with a liquid crystal cell, for driving a transistor arrangement
GB2160346B (en) * 1984-06-12 1987-11-04 Stc Plc Active matrix display
JPS62123427A (en) * 1985-11-22 1987-06-04 Nec Corp Active matrix liquid crystal display element and its production
DE3851557T2 (en) * 1987-03-18 1995-01-26 Matsushita Electric Ind Co Ltd Video projector.
US4870396A (en) * 1987-08-27 1989-09-26 Hughes Aircraft Company AC activated liquid crystal display cell employing dual switching devices
JPS6473324A (en) * 1987-09-14 1989-03-17 Matsushita Electric Ind Co Ltd Display device and its driving method
JPH02176717A (en) * 1988-12-28 1990-07-09 Sony Corp Liquid crystal display device
GB2313224A (en) * 1996-05-17 1997-11-19 Sharp Kk Ferroelectric liquid crystal device
GB2313223A (en) * 1996-05-17 1997-11-19 Sharp Kk Liquid crystal device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2016780B (en) * 1978-02-08 1982-04-28 Sharp Kk Type liquid crystal display

Also Published As

Publication number Publication date
GB2034953A (en) 1980-06-11
GB2034953B (en) 1982-10-27
DE2943206A1 (en) 1980-05-08
DE2943206C2 (en) 1985-02-14
GB2077974A (en) 1981-12-23

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19971024