CH615076B5 - - Google Patents
Info
- Publication number
- CH615076B5 CH615076B5 CH330575A CH330575A CH615076B5 CH 615076 B5 CH615076 B5 CH 615076B5 CH 330575 A CH330575 A CH 330575A CH 330575 A CH330575 A CH 330575A CH 615076 B5 CH615076 B5 CH 615076B5
- Authority
- CH
- Switzerland
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0056—Means for improving the coupling-out of light from the light guide for producing polarisation effects, e.g. by a surface with polarizing properties or by an additional polarizing elements
-
- 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
- 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
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
- G02B6/0055—Reflecting element, sheet or layer
-
- 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
- G02F1/137—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
- G02F1/13743—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on electrohydrodynamic instabilities or domain formation in liquid crystals
- G02F1/1375—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on electrohydrodynamic instabilities or domain formation in liquid crystals using dynamic scattering
-
- 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
- G02F1/137—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
- G02F1/139—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Electric Clocks (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP49029744A JPS50123295A (US20050065096A1-20050324-C00039.png) | 1974-03-15 | 1974-03-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CH615076GA3 CH615076GA3 (US20050065096A1-20050324-C00039.png) | 1980-01-15 |
| CH615076B5 true CH615076B5 (US20050065096A1-20050324-C00039.png) | 1980-07-15 |
Family
ID=12284597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH330575A CH615076B5 (US20050065096A1-20050324-C00039.png) | 1974-03-15 | 1975-03-14 |
Country Status (6)
Families Citing this family (41)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH600471A5 (US20050065096A1-20050324-C00039.png) * | 1976-06-24 | 1978-06-15 | Bbc Brown Boveri & Cie | |
| CH604258B5 (US20050065096A1-20050324-C00039.png) * | 1976-04-02 | 1978-08-31 | Ebauches Sa | |
| CH608934B5 (de) * | 1976-06-03 | 1979-10-31 | Bbc Brown Boveri & Cie | Elektro-optische anzeigevorrichtung |
| US4212048A (en) * | 1978-06-16 | 1980-07-08 | General Electric Company | Illuminator for reflective dichroic liquid crystal displays |
| DE2827573C2 (de) * | 1978-06-23 | 1983-02-03 | Blaupunkt-Werke Gmbh, 3200 Hildesheim | Großflächige Lichtquelle |
| DE3030064A1 (de) * | 1980-08-08 | 1982-03-11 | Vdo Adolf Schindling Ag, 6000 Frankfurt | Passive elektrooptische anzeigevorrichtung |
| US4870484A (en) * | 1983-05-13 | 1989-09-26 | Seiko Epson Corporation | Color display device using light shutter and color filters |
| DE3343829A1 (de) * | 1983-12-03 | 1985-06-13 | Albert Ackermann GmbH & Co KG, 5270 Gummersbach | Vorrichtung zur beleuchtung einer wenigstens teilweise lichtdurchlaessigen anzeigescheibe |
| JPS612685U (ja) * | 1984-06-12 | 1986-01-09 | 株式会社 ワコム | 液晶パネルデイスプレイ |
| JPS6155684A (ja) * | 1984-08-27 | 1986-03-20 | 三菱レイヨン株式会社 | 光拡散装置 |
| NO159899C (no) * | 1986-03-25 | 1989-02-15 | Kjell Hansen | Skjerm for bildefremvisning og/eller -opptak. |
| US4874228A (en) * | 1987-03-24 | 1989-10-17 | Minnesota Mining And Manufacturing Company | Back-lit display |
| JPH0243516A (ja) * | 1988-08-03 | 1990-02-14 | Pioneer Electron Corp | 液晶表示装置 |
| US5054885A (en) * | 1988-10-11 | 1991-10-08 | Minnesota Mining And Manfuacturing Company | Light fixture including a partially collimated beam of light and reflective prisms having peaks lying on a curved surface |
| KR970008351B1 (ko) * | 1991-12-03 | 1997-05-23 | 샤프 가부시끼가이샤 | 액정 표시 장치 |
| JP2566449Y2 (ja) * | 1991-12-11 | 1998-03-25 | シャープ株式会社 | 液晶表示装置 |
| GB2269686A (en) * | 1992-07-09 | 1994-02-16 | Nat Electronics & Watch Compan | Time piece display. |
| JPH071428U (ja) * | 1993-06-04 | 1995-01-10 | 株式会社エンプラス | 面光源装置 |
| US5461547A (en) * | 1993-07-20 | 1995-10-24 | Precision Lamp, Inc. | Flat panel display lighting system |
| US5464490A (en) * | 1993-08-18 | 1995-11-07 | Casio Computer Co., Ltd. | Process for manufacturing liquid crystal display |
| US5485354A (en) * | 1993-09-09 | 1996-01-16 | Precision Lamp, Inc. | Flat panel display lighting system |
| CA2173336C (en) * | 1993-10-05 | 2005-08-16 | Philip L. Gleckman | Light source for backlighting |
| US6313892B2 (en) | 1993-10-05 | 2001-11-06 | Teledyne Lighting And Display Products, Inc. | Light source utilizing reflective cavity having sloped side surfaces |
| US5440197A (en) | 1993-10-05 | 1995-08-08 | Tir Technologies, Inc. | Backlighting apparatus for uniformly illuminating a display panel |
| DE19521254A1 (de) * | 1994-06-24 | 1996-01-04 | Minnesota Mining & Mfg | Anzeigesystem mit Helligkeitsverstärkungsfilm |
| AU4409496A (en) * | 1994-11-29 | 1996-06-19 | Precision Lamp, Inc. | Edge light for panel display |
| US6473554B1 (en) | 1996-12-12 | 2002-10-29 | Teledyne Lighting And Display Products, Inc. | Lighting apparatus having low profile |
| US6007209A (en) * | 1997-03-19 | 1999-12-28 | Teledyne Industries, Inc. | Light source for backlighting |
| EP0886171A1 (fr) * | 1997-06-20 | 1998-12-23 | Koninklijke Philips Electronics N.V. | Dispositif d'affichage à cristaux liquides et appareil électronique comportant un tel dispositif. |
| JPH11125816A (ja) * | 1997-10-21 | 1999-05-11 | Rohm Co Ltd | バックライト式液晶表示装置の構造 |
| US6166787A (en) * | 1998-03-17 | 2000-12-26 | Motorola, Inc. | Optical display device having prismatic film for enhanced viewing |
| US6134092A (en) * | 1998-04-08 | 2000-10-17 | Teledyne Lighting And Display Products, Inc. | Illumination device for non-emissive displays |
| US6285425B1 (en) | 1998-06-29 | 2001-09-04 | Motorola, Inc. | Ridged reflector for an optical display having a curved and a planar facet for each ridge |
| US6285426B1 (en) | 1998-07-06 | 2001-09-04 | Motorola, Inc. | Ridged reflector having optically transmissive properties for an optical display device |
| TW523627B (en) * | 1998-07-14 | 2003-03-11 | Hitachi Ltd | Liquid crystal display device |
| EP1344101A4 (en) | 2000-12-21 | 2006-05-03 | Zetetic Inst | CATPIRE AND CATADIOPTRIC IMAGING SYSTEMS |
| KR20030029251A (ko) * | 2001-10-05 | 2003-04-14 | 삼성전자주식회사 | 액정 표시 장치 |
| US20060072302A1 (en) * | 2004-10-01 | 2006-04-06 | Chien Tseng L | Electro-luminescent (EL) illuminated wall plate device with push-tighten frame means |
| EP2278216B1 (en) * | 2002-11-29 | 2012-03-14 | Fujitsu Limited | Illumination device and liquid crystal display apparatus |
| US6717736B1 (en) | 2003-02-13 | 2004-04-06 | Zetetic Institute | Catoptric and catadioptric imaging systems |
| USD735589S1 (en) * | 2012-02-28 | 2015-08-04 | Movado Llc | Watch case |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH697470A4 (US20050065096A1-20050324-C00039.png) * | 1970-05-11 | 1972-08-31 | ||
| US3840695A (en) * | 1972-10-10 | 1974-10-08 | Westinghouse Electric Corp | Liquid crystal image display panel with integrated addressing circuitry |
| JPS5062595A (US20050065096A1-20050324-C00039.png) * | 1973-10-03 | 1975-05-28 | ||
| US3864905A (en) * | 1973-11-14 | 1975-02-11 | Hoffmann La Roche | Horological instrument incorporating means for illuminating a liquid crystal display |
-
1974
- 1974-03-15 JP JP49029744A patent/JPS50123295A/ja active Pending
-
1975
- 1975-03-04 GB GB8897/75A patent/GB1478931A/en not_active Expired
- 1975-03-13 FR FR7507845A patent/FR2264344A1/fr not_active Withdrawn
- 1975-03-14 DE DE19752511252 patent/DE2511252A1/de not_active Withdrawn
- 1975-03-14 CH CH330575A patent/CH615076B5/xx unknown
- 1975-03-14 US US05/558,461 patent/US4011001A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR2264344A1 (US20050065096A1-20050324-C00039.png) | 1975-10-10 |
| CH615076GA3 (US20050065096A1-20050324-C00039.png) | 1980-01-15 |
| JPS50123295A (US20050065096A1-20050324-C00039.png) | 1975-09-27 |
| DE2511252A1 (de) | 1975-09-18 |
| US4011001A (en) | 1977-03-08 |
| GB1478931A (en) | 1977-07-06 |
