DE3302157C3 - - Google Patents
Info
- Publication number
- DE3302157C3 DE3302157C3 DE19833302157 DE3302157A DE3302157C3 DE 3302157 C3 DE3302157 C3 DE 3302157C3 DE 19833302157 DE19833302157 DE 19833302157 DE 3302157 A DE3302157 A DE 3302157A DE 3302157 C3 DE3302157 C3 DE 3302157C3
- Authority
- DE
- Germany
- Prior art keywords
- display
- light
- plate
- lighting device
- radiation plate
- Prior art date
- 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 - Lifetime
Links
- 230000005855 radiation Effects 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 16
- 238000005286 illumination Methods 0.000 claims description 9
- 230000007704 transition Effects 0.000 claims description 4
- 239000004973 liquid crystal related substance Substances 0.000 claims description 3
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 3
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 2
- 239000004020 conductor Substances 0.000 claims 1
- 210000004027 cell Anatomy 0.000 description 11
- 125000000524 functional group Chemical group 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 230000004313 glare Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 235000010678 Paulownia tomentosa Nutrition 0.000 description 1
- 240000002834 Paulownia tomentosa Species 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000005267 amalgamation Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 210000002858 crystal cell Anatomy 0.000 description 1
- 238000005090 crystal field Methods 0.000 description 1
- 239000002178 crystalline material Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0018—Redirecting means on the surface of the light guide
-
- 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
-
- 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
- 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
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
- G02B6/0028—Light guide, e.g. taper
-
- 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
- G02F1/133616—Front illuminating devices
-
- 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)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Planar Illumination Modules (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3302157A DE3302157A1 (de) | 1983-01-22 | 1983-01-22 | Beleuchtungseinrichtung fuer eine reflexiv betriebene passive anzeige |
IT19211/84A IT1173062B (it) | 1983-01-22 | 1984-01-18 | Dispositivo di illuminazione per un indicatore passivo funzionante a riflessione |
FR8400866A FR2539901A3 (fr) | 1983-01-22 | 1984-01-20 | Dispositif d'eclairage pour affichage passif fonctionnant par reflexion |
GB08401723A GB2135806B (en) | 1983-01-22 | 1984-01-23 | Illumination equipment for a passive display |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3302157A DE3302157A1 (de) | 1983-01-22 | 1983-01-22 | Beleuchtungseinrichtung fuer eine reflexiv betriebene passive anzeige |
Publications (3)
Publication Number | Publication Date |
---|---|
DE3302157A1 DE3302157A1 (de) | 1984-07-26 |
DE3302157C2 DE3302157C2 (US20090177143A1-20090709-C00008.png) | 1987-05-14 |
DE3302157C3 true DE3302157C3 (US20090177143A1-20090709-C00008.png) | 1991-07-18 |
Family
ID=6189005
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3302157A Granted DE3302157A1 (de) | 1983-01-22 | 1983-01-22 | Beleuchtungseinrichtung fuer eine reflexiv betriebene passive anzeige |
Country Status (4)
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB607922A (en) * | 1946-03-28 | 1948-09-07 | Eralite Mfg Company Ltd | Improvements in lighting fittings |
GB674238A (en) * | 1949-05-10 | 1952-06-18 | Priestley Studios Ltd | Improvements in or relating to advertising or display devices |
GB847972A (en) * | 1958-01-22 | 1960-09-14 | K G M Electronics Ltd | Improvements in or relating to indicator means |
GB1092203A (en) * | 1964-04-09 | 1967-11-22 | Eastman Kodak Co | Display units |
US3349511A (en) * | 1964-08-12 | 1967-10-31 | Leonard S Aronoff | Illuminated sign |
DE2024100A1 (de) * | 1970-05-16 | 1971-11-25 | Imp Gmbh Radio Fernsehen Phone | Flutlichtskala mit einem flachen, quaderförmigen Lichtleiter und mit einer Aussparung zur Aufnahme einer Lampe an einem Ende |
IT1110243B (it) * | 1978-02-17 | 1985-12-23 | Absil Jean | Dispositivo a pannelli luminosi |
DE2849919A1 (de) * | 1978-11-17 | 1980-05-29 | Ackeret Design & Eng | Anordnung zur sieben-segment-darstellung von ziffern |
US4250575A (en) * | 1979-07-11 | 1981-02-10 | Timex Corporation | Illuminator for analog timepiece dial |
JPS5622468A (en) * | 1979-08-01 | 1981-03-03 | Nissan Motor | Liquid crystal display unit |
DE3102626A1 (de) * | 1981-01-27 | 1982-08-19 | Siemens AG, 1000 Berlin und 8000 München | "passive elektrooptische anzeigevorrichtung" |
DE8208245U1 (de) * | 1982-03-23 | 1982-09-23 | Siemens AG, 1000 Berlin und 8000 München | Passive elektro-optische anzeigevorrichtung, insbesondere fluessigkristallanzeige, mit einem plattenfoermigen lichtleiter |
-
1983
- 1983-01-22 DE DE3302157A patent/DE3302157A1/de active Granted
-
1984
- 1984-01-18 IT IT19211/84A patent/IT1173062B/it active
- 1984-01-20 FR FR8400866A patent/FR2539901A3/fr active Granted
- 1984-01-23 GB GB08401723A patent/GB2135806B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
IT1173062B (it) | 1987-06-18 |
GB8401723D0 (en) | 1984-02-22 |
FR2539901B3 (US20090177143A1-20090709-C00008.png) | 1984-12-21 |
GB2135806A (en) | 1984-09-05 |
IT8419211A0 (it) | 1984-01-18 |
GB2135806B (en) | 1986-06-18 |
FR2539901A3 (fr) | 1984-07-27 |
DE3302157C2 (US20090177143A1-20090709-C00008.png) | 1987-05-14 |
DE3302157A1 (de) | 1984-07-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OM8 | Search report available as to paragraph 43 lit. 1 sentence 1 patent law | ||
8110 | Request for examination paragraph 44 | ||
D2 | Grant after examination | ||
8363 | Opposition against the patent | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: BORG INSTRUMENTS VERWALTUNG-GMBH, 7537 REMCHINGEN, |
|
8366 | Restricted maintained after opposition proceedings | ||
8305 | Restricted maintenance of patent after opposition | ||
D4 | Patent maintained restricted | ||
8339 | Ceased/non-payment of the annual fee |