AT347512B - Fluessigkristallanzeige mit feldeffekt und mit einer beleuchtungseinrichtung - Google Patents

Fluessigkristallanzeige mit feldeffekt und mit einer beleuchtungseinrichtung

Info

Publication number
AT347512B
AT347512B AT703176A AT703176A AT347512B AT 347512 B AT347512 B AT 347512B AT 703176 A AT703176 A AT 703176A AT 703176 A AT703176 A AT 703176A AT 347512 B AT347512 B AT 347512B
Authority
AT
Austria
Prior art keywords
liquid crystal
crystal display
lighting device
field effect
lighting
Prior art date
Application number
AT703176A
Other languages
English (en)
Other versions
ATA703176A (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
Priority claimed from CH1231975A external-priority patent/CH590491A5/xx
Priority claimed from CH806776A external-priority patent/CH600471A5/xx
Application filed by Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie
Priority to AT60378A priority Critical patent/AT353857B/de
Publication of ATA703176A publication Critical patent/ATA703176A/de
Application granted granted Critical
Publication of AT347512B publication Critical patent/AT347512B/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
    • 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)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (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)
AT703176A 1975-09-23 1976-09-22 Fluessigkristallanzeige mit feldeffekt und mit einer beleuchtungseinrichtung AT347512B (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT60378A AT353857B (de) 1975-09-23 1978-01-27 Beleuchtungsvorrichtung fuer eine feldeffekt- fluessigkristallanzeige sowie verfahren zur herstellung der beleuchtungsvorrichtung

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1231975A CH590491A5 (de) 1975-09-23 1975-09-23
CH806776A CH600471A5 (de) 1976-06-24 1976-06-24

Publications (2)

Publication Number Publication Date
ATA703176A ATA703176A (de) 1978-05-15
AT347512B true AT347512B (de) 1978-12-27

Family

ID=25702746

Family Applications (1)

Application Number Title Priority Date Filing Date
AT703176A AT347512B (de) 1975-09-23 1976-09-22 Fluessigkristallanzeige mit feldeffekt und mit einer beleuchtungseinrichtung

Country Status (4)

Country Link
JP (1) JPS5240095A (de)
AT (1) AT347512B (de)
FR (1) FR2326002A1 (de)
GB (1) GB1557581A (de)

Families Citing this family (5)

* 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
DE2927100A1 (de) * 1979-07-04 1981-01-08 Siemens Ag Anordnung zur helligkeitsverstaerkung von passiven anzeigevorrichtungen
DE2930507A1 (de) * 1979-07-27 1981-02-12 Licentia Gmbh Anzeigevorrichtung
DE3424239A1 (de) * 1984-06-30 1986-01-16 Mannesmann Kienzle GmbH, 7730 Villingen-Schwenningen Elektronische anzeigevorrichtung
JP5143424B2 (ja) * 2003-09-08 2013-02-13 奇美電子股▲ふん▼有限公司 本体および電子装置

Also Published As

Publication number Publication date
FR2326002B3 (de) 1979-06-01
FR2326002A1 (fr) 1977-04-22
JPS5240095A (en) 1977-03-28
GB1557581A (en) 1979-12-12
ATA703176A (de) 1978-05-15

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee