FR2539900B3 - - Google Patents
Info
- Publication number
- FR2539900B3 FR2539900B3 FR8400865A FR8400865A FR2539900B3 FR 2539900 B3 FR2539900 B3 FR 2539900B3 FR 8400865 A FR8400865 A FR 8400865A FR 8400865 A FR8400865 A FR 8400865A FR 2539900 B3 FR2539900 B3 FR 2539900B3
- Authority
- FR
- France
- Legal status (The legal status 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 status listed.)
- Expired
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
- G02F1/133602—Direct backlight
- G02F1/133604—Direct backlight with lamps
-
- 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
- G02F1/133602—Direct backlight
- G02F1/133609—Direct backlight including means for improving the color mixing, e.g. white
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual 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
- G02F1/133626—Illuminating devices providing two modes of illumination, e.g. day-night
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)
- Illuminated Signs And Luminous Advertising (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3302156A DE3302156C2 (en) | 1983-01-22 | 1983-01-22 | Lighting device for a transmissively operable passive display |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2539900A3 FR2539900A3 (en) | 1984-07-27 |
| FR2539900B3 true FR2539900B3 (en) | 1984-12-21 |
Family
ID=6189004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8400865A Granted FR2539900A3 (en) | 1983-01-22 | 1984-01-20 | LIGHTING DEVICE FOR PASSIVE DISPLAY OPERATING DEVICE |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE3302156C2 (en) |
| FR (1) | FR2539900A3 (en) |
| GB (1) | GB2136186B (en) |
| IT (3) | IT8420564V0 (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4720706A (en) * | 1985-08-26 | 1988-01-19 | Stine Edward V | Method and apparatus for electro-optical color imaging |
| DE3627697A1 (en) * | 1986-08-14 | 1988-02-25 | Bosch Gmbh Robert | DISPLAY DEVICE WITH LIQUID CRYSTAL CELL, PREFERABLY FOR MOTOR VEHICLES |
| DE3639008A1 (en) * | 1986-11-14 | 1988-05-19 | Bosch Gmbh Robert | DISPLAY DEVICE WITH LIQUID CRYSTAL CELL, PREFERABLY FOR MOTOR VEHICLES |
| US5402143A (en) * | 1991-12-23 | 1995-03-28 | Panocorp Display Systems | Color fluorescent liquid crystal display |
| GB2267378B (en) * | 1992-05-22 | 1996-07-10 | Nokia Mobile Phones Uk | Illuminated LCD apparatus |
| FI91686C (en) * | 1992-08-31 | 1994-07-25 | Kai Markus Martesuo | Instrument |
| JP4467493B2 (en) | 2005-09-16 | 2010-05-26 | シャープ株式会社 | Backlight device and display device including the same |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB450329A (en) * | 1934-11-01 | 1936-07-15 | Vibra Lite Ltd | Method of and apparatus for illuminating displays |
| GB746165A (en) * | 1953-12-29 | 1956-03-07 | Forges Ateliers Const Electr | Improvements relating to illuminated signalling panels |
| US2880536A (en) * | 1957-06-10 | 1959-04-07 | American Mach & Foundry | Illuminated display device |
| US3537971A (en) * | 1967-08-07 | 1970-11-03 | Rca Corp | Apparatus for electroplating a ribbon |
| US3674341A (en) * | 1970-12-08 | 1972-07-04 | Scm Corp | Liquid crystal display device having improved optical contrast |
| CH619301A5 (en) * | 1979-05-31 | 1980-09-15 | Bbc Brown Boveri & Cie | |
| DE2931328C2 (en) * | 1979-08-02 | 1981-10-01 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Display arrangement with a liquid cell |
| DE3019419A1 (en) * | 1980-05-21 | 1981-12-03 | Patra Patent Treuhand | LIGHTING DEVICE FOR DISPLAY ARRANGEMENT |
| DE3145127C3 (en) * | 1981-03-13 | 1996-08-01 | Bosch Gmbh Robert | Method for producing a film for a device for the gradient-free illumination of passive display devices |
-
1983
- 1983-01-22 DE DE3302156A patent/DE3302156C2/en not_active Expired
-
1984
- 1984-01-18 IT IT8420564U patent/IT8420564V0/en unknown
- 1984-01-18 IT IT8420563U patent/IT8420563V0/en unknown
- 1984-01-18 IT IT19210/84A patent/IT1173061B/en active
- 1984-01-20 FR FR8400865A patent/FR2539900A3/en active Granted
- 1984-01-23 GB GB08401724A patent/GB2136186B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB8401724D0 (en) | 1984-02-22 |
| FR2539900A3 (en) | 1984-07-27 |
| GB2136186A (en) | 1984-09-12 |
| DE3302156C2 (en) | 1989-11-23 |
| GB2136186B (en) | 1986-06-04 |
| IT8419210A0 (en) | 1984-01-18 |
| IT8420563V0 (en) | 1984-01-18 |
| DE3302156A1 (en) | 1984-07-26 |
| IT1173061B (en) | 1987-06-18 |
| IT8420564V0 (en) | 1984-01-18 |