CH607120A5 - - Google Patents

Info

Publication number
CH607120A5
CH607120A5 CH538776A CH538776A CH607120A5 CH 607120 A5 CH607120 A5 CH 607120A5 CH 538776 A CH538776 A CH 538776A CH 538776 A CH538776 A CH 538776A CH 607120 A5 CH607120 A5 CH 607120A5
Authority
CH
Switzerland
Application number
CH538776A
Inventor
Allan R Dr Kmetz
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
Priority to CH538776A priority Critical patent/CH607120A5/xx
Priority to DE19762623190 priority patent/DE2623190A1/de
Priority to GB1755577A priority patent/GB1569680A/en
Priority to JP4978077A priority patent/JPS52132795A/ja
Publication of CH607120A5 publication Critical patent/CH607120A5/xx
Priority to JP1985179994U priority patent/JPH0123178Y2/ja

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • GPHYSICS
    • G04HOROLOGY
    • G04GELECTRONIC TIME-PIECES
    • G04G9/00Visual time or date indication means
    • G04G9/0023Visual time or date indication means by light valves in general
    • G04G9/0029Details
    • G04G9/0035Details constructional

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
CH538776A 1976-04-29 1976-04-29 CH607120A5 (enrdf_load_stackoverflow)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CH538776A CH607120A5 (enrdf_load_stackoverflow) 1976-04-29 1976-04-29
DE19762623190 DE2623190A1 (de) 1976-04-29 1976-05-24 Fluessigkristallanzeige mit ansteuerung
GB1755577A GB1569680A (en) 1976-04-29 1977-04-27 Liquid crystal display and control
JP4978077A JPS52132795A (en) 1976-04-29 1977-04-28 Liquid crystal display unit having controller
JP1985179994U JPH0123178Y2 (enrdf_load_stackoverflow) 1976-04-29 1985-11-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH538776A CH607120A5 (enrdf_load_stackoverflow) 1976-04-29 1976-04-29

Publications (1)

Publication Number Publication Date
CH607120A5 true CH607120A5 (enrdf_load_stackoverflow) 1978-11-30

Family

ID=4292719

Family Applications (1)

Application Number Title Priority Date Filing Date
CH538776A CH607120A5 (enrdf_load_stackoverflow) 1976-04-29 1976-04-29

Country Status (4)

Country Link
JP (2) JPS52132795A (enrdf_load_stackoverflow)
CH (1) CH607120A5 (enrdf_load_stackoverflow)
DE (1) DE2623190A1 (enrdf_load_stackoverflow)
GB (1) GB1569680A (enrdf_load_stackoverflow)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3019311A1 (de) * 1980-05-21 1981-11-26 Vdo Adolf Schindling Ag, 6000 Frankfurt Entspiegelte elektrooptische anzeige
EP0192023A3 (en) * 1985-02-21 1986-10-08 Casio Computer Company Limited Liquid crystal projector
US4671634A (en) * 1985-03-19 1987-06-09 Casio Computer Co., Ltd. Liquid crystal projector
JPH0921990A (ja) * 1985-06-04 1997-01-21 Seiko Epson Corp ビューファインダー
US4875064A (en) * 1986-08-06 1989-10-17 Casio Computer Co., Ltd. Projector apparatus with mirror means
JP2569632B2 (ja) * 1987-11-26 1997-01-08 カシオ計算機株式会社 背面投影型ディスプレイ
FR2675295B1 (fr) * 1991-04-12 1994-03-11 Sextant Avionique Dispositif pour l'amelioration de la lisibilite d'un afficheur a cristaux liquides.
GB2257555A (en) * 1991-07-09 1993-01-13 Eev Ltd Electro-optical display.

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS536857B2 (enrdf_load_stackoverflow) * 1972-08-16 1978-03-11
JPS51121292A (en) * 1975-04-17 1976-10-23 Seiko Epson Corp Liquid crystal display device

Also Published As

Publication number Publication date
JPS61109429U (enrdf_load_stackoverflow) 1986-07-11
DE2623190A1 (de) 1977-11-17
JPH0123178Y2 (enrdf_load_stackoverflow) 1989-07-17
JPS52132795A (en) 1977-11-07
GB1569680A (en) 1980-06-18

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Legal Events

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PL Patent ceased
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