GB9203677D0 - Liquid crystal display device - Google Patents

Liquid crystal display device

Info

Publication number
GB9203677D0
GB9203677D0 GB929203677A GB9203677A GB9203677D0 GB 9203677 D0 GB9203677 D0 GB 9203677D0 GB 929203677 A GB929203677 A GB 929203677A GB 9203677 A GB9203677 A GB 9203677A GB 9203677 D0 GB9203677 D0 GB 9203677D0
Authority
GB
United Kingdom
Prior art keywords
liquid crystal
display device
crystal display
liquid
display
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.)
Withdrawn
Application number
GB929203677A
Other versions
GB2254709A (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.)
Pentax Corp
Original Assignee
Asahi Kogaku Kogyo 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 Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Publication of GB9203677D0 publication Critical patent/GB9203677D0/en
Publication of GB2254709A publication Critical patent/GB2254709A/en
Withdrawn legal-status Critical Current

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
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/133382—Heating or cooling of liquid crystal cells other than for activation, e.g. circuits or arrangements for temperature control, stabilisation or uniform distribution over the cell
    • 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
    • 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
    • G09G2320/04—Maintaining the quality of display appearance
    • G09G2320/041—Temperature compensation
GB9203677A 1991-02-20 1992-02-20 Liquid crystal display device. Withdrawn GB2254709A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1433091U JPH04104624U (en) 1991-02-20 1991-02-20 Control device for liquid crystal display device

Publications (2)

Publication Number Publication Date
GB9203677D0 true GB9203677D0 (en) 1992-04-08
GB2254709A GB2254709A (en) 1992-10-14

Family

ID=11858063

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9203677A Withdrawn GB2254709A (en) 1991-02-20 1992-02-20 Liquid crystal display device.

Country Status (4)

Country Link
JP (1) JPH04104624U (en)
DE (1) DE4205220A1 (en)
FR (1) FR2673027A1 (en)
GB (1) GB2254709A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5608422A (en) * 1992-11-27 1997-03-04 Sanyo Electric Co., Ltd. Automatic contrast adjusting device
US5600345A (en) * 1995-03-06 1997-02-04 Thomson Consumer Electronics, S.A. Amplifier with pixel voltage compensation for a display
JPH1039772A (en) * 1996-07-29 1998-02-13 Mitsubishi Electric Corp Projection type liquid crystal display device

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0002920B1 (en) * 1977-12-20 1982-01-13 The Secretary of State for Defence in Her Britannic Majesty's Government of the United Kingdom of Great Britain and Liquid crystal displays
NL7812214A (en) * 1978-12-15 1980-06-17 Philips Nv DISPLAY WITH A LIQUID CRYSTAL.
DE3024530C2 (en) * 1980-06-28 1982-06-16 Eurosil GmbH, 8000 München Liquid crystal control voltage circuit
JPS60104925A (en) * 1983-11-14 1985-06-10 Nippon Denso Co Ltd Driving device of liquid crystal element
US4625163A (en) * 1984-04-12 1986-11-25 General Electric Company Display temperature compensator for electric meter
FR2581209B1 (en) * 1985-04-26 1993-11-05 Canon Kk LIQUID CRYSTAL OPTICAL DEVICE
GB2207272B (en) * 1987-07-18 1991-08-14 Stc Plc Addressing liquid crystal cells

Also Published As

Publication number Publication date
DE4205220A1 (en) 1992-08-27
GB2254709A (en) 1992-10-14
FR2673027A1 (en) 1992-08-21
JPH04104624U (en) 1992-09-09

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)