GB1434121A - Display devices - Google Patents

Display devices

Info

Publication number
GB1434121A
GB1434121A GB2244573A GB2244573A GB1434121A GB 1434121 A GB1434121 A GB 1434121A GB 2244573 A GB2244573 A GB 2244573A GB 2244573 A GB2244573 A GB 2244573A GB 1434121 A GB1434121 A GB 1434121A
Authority
GB
United Kingdom
Prior art keywords
arrays
groups
display devices
portions
electrodes
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
GB2244573A
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.)
Thomson CSF Visualisation et Traitement des Informations T V T
Original Assignee
Thomson CSF Visualisation et Traitement des Informations T V T
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 Thomson CSF Visualisation et Traitement des Informations T V T filed Critical Thomson CSF Visualisation et Traitement des Informations T V T
Publication of GB1434121A publication Critical patent/GB1434121A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B33/00—Electroluminescent light sources
    • H05B33/12—Light sources with substantially two-dimensional radiating surfaces
    • 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
    • G02F1/1343—Electrodes
    • G02F1/134309—Electrodes characterised by their geometrical arrangement
    • G02F1/134336—Matrix
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/302—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements characterised by the form or geometrical disposition of the individual elements

Abstract

1434121 Matrix displays THOMSON CSF VISUALISATION ET TRAITEMENT DES INFORMATIONS 10 May 1973 [10 May 1972] 22445/73 Heading G5C A display device comprises crossed conductor arrays h 4 . . . h 6 with non-square, rectangular or circular portions 1, 2 at the intersections. The portions may be triangular, diamond or with curved edges. Liquid crystal or electroluminescent material may be arranged between the arrays. The arrays may comprise two groups of interconnected vertical electrodes V 1 . . . V 10 and two groups of horizontal electrodes h, k.
GB2244573A 1972-05-10 1973-05-10 Display devices Expired GB1434121A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7216760A FR2184188A5 (en) 1972-05-10 1972-05-10

Publications (1)

Publication Number Publication Date
GB1434121A true GB1434121A (en) 1976-05-05

Family

ID=9098309

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2244573A Expired GB1434121A (en) 1972-05-10 1973-05-10 Display devices

Country Status (5)

Country Link
CH (1) CH584953A5 (en)
DE (1) DE2323059C2 (en)
FR (1) FR2184188A5 (en)
GB (1) GB1434121A (en)
IT (1) IT987357B (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2151832A (en) * 1983-12-16 1985-07-24 Standard Telephones Cables Ltd Electro optic flat panel display
GB2213305A (en) * 1987-12-04 1989-08-09 Emi Plc Thorn Display device
GB2217088A (en) * 1988-04-05 1989-10-18 English Electric Valve Co Ltd Optical display panel
GB2239342A (en) * 1989-12-21 1991-06-26 Yeebo Semiconductor Limited Liquid crystal display
EP1811492A1 (en) * 2006-01-23 2007-07-25 TPO Hong Kong Holding Limited Active matrix display device

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2620530C2 (en) 1975-05-12 1982-05-13 Hitachi, Ltd., Tokyo Liquid crystal matrix display
US4231640A (en) * 1977-07-07 1980-11-04 Sharp Kabushiki Kaisha Matrix type liquid crystal display panel
JPS5917430B2 (en) * 1977-10-31 1984-04-21 シャープ株式会社 Matrix type liquid crystal display device
JPS5577790A (en) * 1978-12-08 1980-06-11 Seiko Instr & Electronics Multiplex liquid crystal display unit
JPS5924061Y2 (en) * 1979-04-27 1984-07-17 シャープ株式会社 Electrode structure of matrix type liquid crystal display device
DE3420549C1 (en) * 1984-05-28 1986-01-02 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Arrangement for the variable graphical representation of shapes and/or curves by means of LCD crystals
WO1986006195A1 (en) * 1985-04-16 1986-10-23 Telebeam International Limited Display apparatus
EP0255158A3 (en) * 1986-07-07 1989-09-27 Koninklijke Philips Electronics N.V. Data display device
FR2656144A1 (en) * 1989-12-18 1991-06-21 Asulab Sa Electronic display device
JPH0628887U (en) * 1992-09-18 1994-04-15 パイオニア株式会社 Display device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3322485A (en) * 1962-11-09 1967-05-30 Rca Corp Electro-optical elements utilizing an organic nematic compound
US3479646A (en) * 1968-06-10 1969-11-18 Northrop Corp Digitally addressed solid state electroluminescent display device
US3566391A (en) * 1968-09-06 1971-02-23 Hartman Systems Co Inc Multilayer electroluminescent display apparatus having multiple,selectively energizable electrode elements forming composite electrodes of predetermined configuration

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2151832A (en) * 1983-12-16 1985-07-24 Standard Telephones Cables Ltd Electro optic flat panel display
GB2213305A (en) * 1987-12-04 1989-08-09 Emi Plc Thorn Display device
GB2217088A (en) * 1988-04-05 1989-10-18 English Electric Valve Co Ltd Optical display panel
GB2239342A (en) * 1989-12-21 1991-06-26 Yeebo Semiconductor Limited Liquid crystal display
EP1811492A1 (en) * 2006-01-23 2007-07-25 TPO Hong Kong Holding Limited Active matrix display device

Also Published As

Publication number Publication date
DE2323059C2 (en) 1982-05-13
CH584953A5 (en) 1977-02-15
DE2323059A1 (en) 1973-11-22
IT987357B (en) 1975-02-20
FR2184188A5 (en) 1973-12-21

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Legal Events

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