SU713544A3 - Устройство освещени дл индикатора на жидких кристаллах с полевым эффектом - Google Patents

Устройство освещени дл индикатора на жидких кристаллах с полевым эффектом Download PDF

Info

Publication number
SU713544A3
SU713544A3 SU762405301A SU2405301A SU713544A3 SU 713544 A3 SU713544 A3 SU 713544A3 SU 762405301 A SU762405301 A SU 762405301A SU 2405301 A SU2405301 A SU 2405301A SU 713544 A3 SU713544 A3 SU 713544A3
Authority
SU
USSR - Soviet Union
Prior art keywords
board
reflector
light
indicator
roughened
Prior art date
Application number
SU762405301A
Other languages
English (en)
Russian (ru)
Inventor
Боллер Вальтер
Донати Марко
Эглофф Маркус
Фингерле Юрг
Кауфманн Майнольф
Вильд Петер
Original Assignee
Ббп Аг Браун,Бовери Унд Ко (Фирма)
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 Ббп Аг Браун,Бовери Унд Ко (Фирма) filed Critical Ббп Аг Браун,Бовери Унд Ко (Фирма)
Application granted granted Critical
Publication of SU713544A3 publication Critical patent/SU713544A3/ru

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)
  • Light Guides In General And Applications Therefor (AREA)
SU762405301A 1975-09-23 1976-09-24 Устройство освещени дл индикатора на жидких кристаллах с полевым эффектом SU713544A3 (ru)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1231975A CH590491A5 (OSRAM) 1975-09-23 1975-09-23

Publications (1)

Publication Number Publication Date
SU713544A3 true SU713544A3 (ru) 1980-01-30

Family

ID=4381905

Family Applications (1)

Application Number Title Priority Date Filing Date
SU762405301A SU713544A3 (ru) 1975-09-23 1976-09-24 Устройство освещени дл индикатора на жидких кристаллах с полевым эффектом

Country Status (3)

Country Link
CH (1) CH590491A5 (OSRAM)
DE (1) DE2546081A1 (OSRAM)
SU (1) SU713544A3 (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2463517C2 (ru) * 2008-03-05 2012-10-10 Шарп Кабусики Кайся Устройство освещения, дисплейное устройство и телевизионный приемник

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2827573C2 (de) * 1978-06-23 1983-02-03 Blaupunkt-Werke Gmbh, 3200 Hildesheim Großflächige Lichtquelle
JPS5622468A (en) * 1979-08-01 1981-03-03 Nissan Motor Liquid crystal display unit
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2463517C2 (ru) * 2008-03-05 2012-10-10 Шарп Кабусики Кайся Устройство освещения, дисплейное устройство и телевизионный приемник

Also Published As

Publication number Publication date
DE2546081A1 (de) 1977-03-24
CH590491A5 (OSRAM) 1977-08-15

Similar Documents

Publication Publication Date Title
US5046826A (en) Illuminator and display panel employing the illuminator
US4043636A (en) Illumination-panel for liquid crystal display of similar device
KR940003349Y1 (ko) 액정표시소자의 조명장치
US5034864A (en) Planar light-source device and illumination apparatus using the same
KR930013802A (ko) 액정표시장치
WO1995034009A1 (en) A flat and transparent front-lighting system using microprisms
US4167307A (en) Liquid crystal display device with supplementary lighting
US3043038A (en) Illuminated dial face
US3497686A (en) Illuminated display apparatus
US3780463A (en) Illuminated displays and illuminaries
US3223833A (en) Illuminated dial
US5193899A (en) Planar light-source device and illumination apparatus using the same
JPH04104629U (ja) 光源装置
JPH0363688A (ja) フラットパネルディスプレイ用のプリズム式照明装置
GB1476794A (en) Display device
JPH117014A (ja) 照明装置および液晶表示装置および電子機器
KR100404426B1 (ko) 액정 표시 장치의 백 라이트
US2703547A (en) Illuminating system using fluid and solid media
JPS61246702A (ja) 光拡散器
JPS5460895A (en) Liquid crystal watch
FR2319173A1 (fr) Systeme d'eclairage pour dispositifs d'affichage a cristal liquide
JPS60205575A (ja) 電飾表示体
KR20040024955A (ko) 액정표시기기용 직하형 백라이트 셋트의 빛확산판
JPH0123160Y2 (OSRAM)
KR100512320B1 (ko) 양면 조명형 백라이트 장치