CH600471A5 - - Google Patents

Info

Publication number
CH600471A5
CH600471A5 CH806776A CH806776A CH600471A5 CH 600471 A5 CH600471 A5 CH 600471A5 CH 806776 A CH806776 A CH 806776A CH 806776 A CH806776 A CH 806776A CH 600471 A5 CH600471 A5 CH 600471A5
Authority
CH
Switzerland
Application number
CH806776A
Inventor
Walter Dipl Ing Boller
Marco Dr Donati
Juerg Fingerle
Dipl-El Ing Peter Wild
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 CH806776A priority Critical patent/CH600471A5/xx
Priority to DE19762631329 priority patent/DE2631329A1/de
Priority to GB39134/76A priority patent/GB1557581A/en
Priority to FR7628542A priority patent/FR2326002A1/fr
Priority to JP51114366A priority patent/JPS5240095A/ja
Priority to AT703176A priority patent/AT347512B/de
Priority to US05/732,752 priority patent/US4096550A/en
Priority to AT60378A priority patent/AT353857B/de
Publication of CH600471A5 publication Critical patent/CH600471A5/xx

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
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/04—Signs, boards or panels, illuminated from behind the insignia
    • G09F13/0418—Constructional details
    • G09F13/0463—Portable signs, boards or panels

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)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Liquid Crystal (AREA)
  • Planar Illumination Modules (AREA)
CH806776A 1975-09-23 1976-06-24 CH600471A5 (sk)

Priority Applications (8)

Application Number Priority Date Filing Date Title
CH806776A CH600471A5 (sk) 1976-06-24 1976-06-24
DE19762631329 DE2631329A1 (de) 1976-06-24 1976-07-12 Beleuchtungsvorrichtung fuer eine feldeffekt-fluessigkristallanzeige sowie herstellung und verwendung der beleuchtungsvorrichtung
GB39134/76A GB1557581A (en) 1975-09-23 1976-09-21 Liquid crystal display devices
FR7628542A FR2326002A1 (fr) 1975-09-23 1976-09-22 Dispositif d'eclairage d'un dispositif d'affichage a cristal liquide a effet de champ ainsi que son procede de realisation et son application
JP51114366A JPS5240095A (en) 1975-09-23 1976-09-22 Field effect liquid crystal indicator* illuminator therefor and method of producing same
AT703176A AT347512B (de) 1975-09-23 1976-09-22 Fluessigkristallanzeige mit feldeffekt und mit einer beleuchtungseinrichtung
US05/732,752 US4096550A (en) 1976-06-24 1976-10-15 Illuminating arrangement for a field-effect liquid-crystal display as well as fabrication and application of the illuminating arrangement
AT60378A AT353857B (de) 1975-09-23 1978-01-27 Beleuchtungsvorrichtung fuer eine feldeffekt- fluessigkristallanzeige sowie verfahren zur herstellung der beleuchtungsvorrichtung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH806776A CH600471A5 (sk) 1976-06-24 1976-06-24

Publications (1)

Publication Number Publication Date
CH600471A5 true CH600471A5 (sk) 1978-06-15

Family

ID=4334622

Family Applications (1)

Application Number Title Priority Date Filing Date
CH806776A CH600471A5 (sk) 1975-09-23 1976-06-24

Country Status (3)

Country Link
US (1) US4096550A (sk)
CH (1) CH600471A5 (sk)
DE (1) DE2631329A1 (sk)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4229783A (en) * 1979-03-12 1980-10-21 Timex Corporation Backlight for electrooptic display
US4285029A (en) * 1979-04-18 1981-08-18 American Atomics Corporation Self-luminous lighting system
DE2937054A1 (de) * 1979-09-13 1981-03-19 Standard Elektrik Lorenz Ag, 7000 Stuttgart Anzeigeanordnung mit einer fluessigkeitszelle
US4247928A (en) * 1979-10-17 1981-01-27 Timex Corporation Integral lightpipe and display holder for a timepiece
US4545648A (en) * 1980-10-30 1985-10-08 Polaroid Corporation Nacreous transflector illumination system for liquid crystal display
US4436377A (en) 1980-11-06 1984-03-13 Morgan Adhesives Company Transmissive reflector including nacreous, pressure sensitive adhesive layer
DE3120601A1 (de) * 1981-05-23 1982-12-16 Standard Elektrik Lorenz Ag, 7000 Stuttgart Anordnung zur wiedergabe von informationen
US4638578A (en) * 1982-12-17 1987-01-27 Eiteljorg Ii Harrison Ski boot
DE3577676D1 (de) * 1984-04-04 1990-06-21 Vdo Schindling Anzeigevorrichtung.
JPS6128235A (ja) * 1984-07-18 1986-02-07 Nec Corp 表示付無線選択呼出受信機
US4714983A (en) * 1985-06-10 1987-12-22 Motorola, Inc. Uniform emission backlight
JPS62290473A (ja) * 1986-06-10 1987-12-17 森　敬 光浴用ベツド
US4937716A (en) * 1988-05-05 1990-06-26 Tir Systems Ltd Illuminating device having non-absorptive variable transmissivity cover
US4975808A (en) * 1989-10-02 1990-12-04 Motorola, Inc. Backlighting apparatus
US5057974A (en) * 1990-06-22 1991-10-15 Tatsuji Mizobe System for uniformly illuminating liquid crystal display board from rear side
US5153590A (en) * 1991-02-04 1992-10-06 Motorola, Inc. Keypad apparatus
JP2945318B2 (ja) * 1996-01-17 1999-09-06 スタンレー電気株式会社 面光源装置
DE10102586A1 (de) * 2001-01-20 2002-07-25 Philips Corp Intellectual Pty Beleuchtungseinrichtung mit punktförmigen Lichtquellen
US20040095740A1 (en) * 2002-11-19 2004-05-20 Toppoly Optoelectronics Corp. Plane lighting structure for dual displays
JP4161713B2 (ja) * 2002-12-27 2008-10-08 カシオ計算機株式会社 面状照明装置
US7470034B2 (en) * 2006-03-29 2008-12-30 Avago Technologies General Ip (Singapore) Pte. Ltd. Light guide with indirect light source
WO2009110316A1 (ja) * 2008-03-05 2009-09-11 シャープ株式会社 照明装置、表示装置、及びテレビ受信装置
US8579454B2 (en) * 2010-06-30 2013-11-12 Sharp Kabushiki Kaisha Lighting device, display device and television device
CN109416163B (zh) * 2016-05-04 2021-05-04 Lg伊诺特有限公司 照明模块

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50123295A (sk) * 1974-03-15 1975-09-27
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
US4096550A (en) 1978-06-20
DE2631329A1 (de) 1978-01-05

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Legal Events

Date Code Title Description
PL Patent ceased