AT356720B - Elektro-optische anzeigevorrichtung - Google Patents

Elektro-optische anzeigevorrichtung

Info

Publication number
AT356720B
AT356720B AT166877A AT166877A AT356720B AT 356720 B AT356720 B AT 356720B AT 166877 A AT166877 A AT 166877A AT 166877 A AT166877 A AT 166877A AT 356720 B AT356720 B AT 356720B
Authority
AT
Austria
Prior art keywords
electro
display device
optical display
optical
display
Prior art date
Application number
AT166877A
Other languages
English (en)
Other versions
ATA166877A (de
Original Assignee
Bbc Brown Boveri & Cie
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 Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie
Publication of ATA166877A publication Critical patent/ATA166877A/de
Application granted granted Critical
Publication of AT356720B publication Critical patent/AT356720B/de

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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
    • 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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G9/00—Visual time or date indication means
    • G04G9/0023—Visual time or date indication means by light valves in general
    • G04G9/0029—Details
    • G04G9/0035—Details constructional
    • G04G9/0041—Illumination devices
    • 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
AT166877A 1976-06-03 1977-03-11 Elektro-optische anzeigevorrichtung AT356720B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH700376A CH608934B5 (de) 1976-06-03 1976-06-03 Elektro-optische anzeigevorrichtung

Publications (2)

Publication Number Publication Date
ATA166877A ATA166877A (de) 1979-10-15
AT356720B true AT356720B (de) 1980-05-27

Family

ID=4318408

Family Applications (1)

Application Number Title Priority Date Filing Date
AT166877A AT356720B (de) 1976-06-03 1977-03-11 Elektro-optische anzeigevorrichtung

Country Status (7)

Country Link
US (1) US4126383A (de)
JP (1) JPS52149497A (de)
AT (1) AT356720B (de)
CH (1) CH608934B5 (de)
DE (1) DE2628544A1 (de)
FR (1) FR2353920A1 (de)
GB (1) GB1579467A (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5481801A (en) * 1977-12-12 1979-06-29 Pioneer Electronic Corp Insulator
JPS5825271B2 (ja) * 1978-04-12 1983-05-26 株式会社日立製作所 液晶時計用自発光々源
US4229783A (en) * 1979-03-12 1980-10-21 Timex Corporation Backlight for electrooptic display
FR2454135A1 (fr) * 1979-04-13 1980-11-07 Suisse Horlogerie Structure de surface diffusante pour un guide de lumiere de dispositif d'affichage d'informations
DE2930507A1 (de) * 1979-07-27 1981-02-12 Licentia Gmbh Anzeigevorrichtung
US4247928A (en) * 1979-10-17 1981-01-27 Timex Corporation Integral lightpipe and display holder for a timepiece
JPS5694386A (en) * 1979-12-27 1981-07-30 Suwa Seikosha Kk Liquiddcrystal display unit
US4431272A (en) * 1980-05-08 1984-02-14 Kabushiki Kaisha Suwa Seikosha Liquid crystal display device
US4545648A (en) * 1980-10-30 1985-10-08 Polaroid Corporation Nacreous transflector illumination system for liquid crystal display
DE3105063A1 (de) * 1981-02-12 1982-08-19 Robert Bosch Gmbh, 7000 Stuttgart Vorrichtung zum anzeigen bzw. sichtbarmachen von informationen, bildern und dgl., mit einem lichtdurchlaessigen informationstraeger und einer beleuchtungseinrichtung
US4398805A (en) * 1981-07-06 1983-08-16 General Electric Company Transflective liquid crystal display
JPS58168776U (ja) * 1982-05-04 1983-11-10 矢崎総業株式会社 液晶表示装置
JPS58220176A (ja) * 1982-06-17 1983-12-21 シャープ株式会社 液晶表示装置
IT1196057B (it) * 1983-03-23 1988-11-10 Borg Instr Gmbh Dispositivo indicatore policromo a cristalli liquidi nonche' procedimento per ottimizzare il contrastro di celle a cristalli liquidi con effetto di campo
DE3331724A1 (de) * 1983-09-02 1985-03-21 Robert Bosch Gmbh, 7000 Stuttgart Anordnung zur beleuchtung passiver anzeigen
US4723836A (en) * 1983-10-26 1988-02-09 Sharp Kabushiki Kaisha Handwritten character input device
US4573766A (en) * 1983-12-19 1986-03-04 Cordis Corporation LED Staggered back lighting panel for LCD module
DE3424239A1 (de) * 1984-06-30 1986-01-16 Mannesmann Kienzle GmbH, 7730 Villingen-Schwenningen Elektronische anzeigevorrichtung
US4714983A (en) * 1985-06-10 1987-12-22 Motorola, Inc. Uniform emission backlight
GB2189918B (en) * 1985-07-23 1990-01-04 John Thomas Visual display means
CA1312320C (en) * 1987-11-12 1993-01-05 Makoto Oe Plane light source unit
DE3842900C1 (de) * 1988-12-16 1990-05-10 Krone Ag, 1000 Berlin, De
US6002829A (en) * 1992-03-23 1999-12-14 Minnesota Mining And Manufacturing Company Luminaire device
US5528720A (en) * 1992-03-23 1996-06-18 Minnesota Mining And Manufacturing Co. Tapered multilayer luminaire devices
US20030174586A1 (en) * 2001-11-30 2003-09-18 Hon Patrick Fong Wing Clocks with diffusion reflector lighting
US7482572B1 (en) * 2005-07-25 2009-01-27 Itt Manufacturing Enterprises, Inc. Transmissive diffuser with a layer of polytetrafluoroethylene on the output surface for use with an on-orbit radiometric calibration

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4033672A (en) * 1971-11-24 1977-07-05 Ing. C. Olivetti & C., S.P.A. Ufficio Brevetti Liquid crystal devices
US3748018A (en) * 1972-02-09 1973-07-24 American Micro Syst Universal transmission reflectance mode liquid crystal display
DE7319531U (de) * 1972-05-24 1973-10-31 Habillement Ind Horloger Sa Armbanduhr
US3840695A (en) * 1972-10-10 1974-10-08 Westinghouse Electric Corp Liquid crystal image display panel with integrated addressing circuitry
US4036550A (en) * 1973-08-16 1977-07-19 Intel Corporation Liquid crystal display
US3864905A (en) * 1973-11-14 1975-02-11 Hoffmann La Roche Horological instrument incorporating means for illuminating a liquid crystal display
JPS50107958A (de) * 1974-01-31 1975-08-25
JPS50123295A (de) * 1974-03-15 1975-09-27
US4043636A (en) * 1974-12-23 1977-08-23 Intel Corporation Illumination-panel for liquid crystal display of similar device
US3994564A (en) * 1975-03-31 1976-11-30 Hughes Aircraft Company Light pipe reflector for use in liquid crystal or other display

Also Published As

Publication number Publication date
FR2353920B1 (de) 1981-07-10
GB1579467A (en) 1980-11-19
FR2353920A1 (fr) 1977-12-30
US4126383A (en) 1978-11-21
CH608934GA3 (de) 1979-02-15
JPS52149497A (en) 1977-12-12
DE2628544A1 (de) 1977-12-15
CH608934B5 (de) 1979-10-31
ATA166877A (de) 1979-10-15

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
UEP Publication of translation of european patent specification