IL107538A0 - Radiant energy conservation for a backlit display - Google Patents
Radiant energy conservation for a backlit displayInfo
- Publication number
- IL107538A0 IL107538A0 IL10753893A IL10753893A IL107538A0 IL 107538 A0 IL107538 A0 IL 107538A0 IL 10753893 A IL10753893 A IL 10753893A IL 10753893 A IL10753893 A IL 10753893A IL 107538 A0 IL107538 A0 IL 107538A0
- Authority
- IL
- Israel
- Prior art keywords
- energy conservation
- radiant energy
- backlit display
- backlit
- display
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
- G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining
-
- 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
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133514—Colour filters
-
- 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
- G02F1/133528—Polarisers
- G02F1/133536—Reflective polarizers
-
- 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
- G02F1/13362—Illuminating devices providing polarized light, e.g. by converting a polarisation component into another one
-
- 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
- G02F1/133528—Polarisers
-
- 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
- G02F2203/00—Function characteristic
- G02F2203/02—Function characteristic reflective
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US97380592A | 1992-11-09 | 1992-11-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
IL107538A0 true IL107538A0 (en) | 1994-02-27 |
Family
ID=25521247
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL10753893A IL107538A0 (en) | 1992-11-09 | 1993-11-08 | Radiant energy conservation for a backlit display |
Country Status (2)
Country | Link |
---|---|
IL (1) | IL107538A0 (en) |
WO (1) | WO1994011776A1 (en) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IL108807A0 (en) * | 1993-03-04 | 1994-06-24 | Honeywell Inc | Patterned dichroic filters for color liquid crystal chromaticity enhancement |
AU1434795A (en) * | 1993-12-21 | 1995-07-10 | Minnesota Mining And Manufacturing Company | Reflective polarizer display |
KR100344364B1 (en) * | 1993-12-21 | 2002-11-30 | 미네소타 마이닝 앤드 매뉴팩춰링 캄파니 | Optical Polarizers and Display Devices |
EP0763218A1 (en) * | 1994-05-31 | 1997-03-19 | Koninklijke Philips Electronics N.V. | Display device having a diffusing display panel |
US5751388A (en) * | 1995-04-07 | 1998-05-12 | Honeywell Inc. | High efficiency polarized display |
US6088067A (en) * | 1995-06-26 | 2000-07-11 | 3M Innovative Properties Company | Liquid crystal display projection system using multilayer optical film polarizers |
US5686979A (en) * | 1995-06-26 | 1997-11-11 | Minnesota Mining And Manufacturing Company | Optical panel capable of switching between reflective and transmissive states |
DE69616075T2 (en) * | 1995-08-11 | 2002-06-20 | Minnesota Mining And Mfg. Co., Saint Paul | ELECTROLUMINESCENT LAMP WITH OPTICAL MULTILAYER FILM |
GB2306741A (en) * | 1995-10-24 | 1997-05-07 | Sharp Kk | Illuminator |
FR2802692B1 (en) * | 1999-12-17 | 2003-05-16 | Thomson Csf Sextant | LIGHTING DEVICE FOR A LIQUID CRYSTAL SCREEN |
CN100447629C (en) * | 2001-12-21 | 2008-12-31 | 奇美电子股份有限公司 | Fluorescent tube reflection device used on downward back lighting module |
US20110216408A1 (en) * | 2010-03-05 | 2011-09-08 | Chang-Ching Tsai | Linearly polarized light converter |
WO2021181224A1 (en) * | 2020-03-09 | 2021-09-16 | 3M Innovative Properties Company | Reflective polarizer and display system |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4688897A (en) * | 1985-06-17 | 1987-08-25 | Hughes Aircraft Company | Liquid crystal device |
JPS63168626A (en) * | 1987-01-06 | 1988-07-12 | Citizen Watch Co Ltd | Liquid crystal display body |
NL8800951A (en) * | 1988-04-13 | 1989-11-01 | Philips Nv | DISPLAY DEVICE. |
CA2002909C (en) * | 1988-12-15 | 1994-12-27 | John E. Gunther | Projection display using liquid crystal device with reflective color filters |
JPH04141603A (en) * | 1990-10-03 | 1992-05-15 | Seiko Epson Corp | Polarizing light source device and projection type liquid crystal display device using this device |
JPH04184429A (en) * | 1990-11-20 | 1992-07-01 | Seiko Epson Corp | Polarizing light source and projection type liquid crystal display device using it |
-
1993
- 1993-11-08 IL IL10753893A patent/IL107538A0/en unknown
- 1993-11-09 WO PCT/US1993/010799 patent/WO1994011776A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO1994011776A1 (en) | 1994-05-26 |
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