CH686463A5 - Hintergrundbeleuchtete Anzeigevorrichtung und Verfahren zur Herstellung einer Streufolie fuer eine solche Anzeigevorrichtung. - Google Patents
Hintergrundbeleuchtete Anzeigevorrichtung und Verfahren zur Herstellung einer Streufolie fuer eine solche Anzeigevorrichtung. Download PDFInfo
- Publication number
- CH686463A5 CH686463A5 CH267792A CH267792A CH686463A5 CH 686463 A5 CH686463 A5 CH 686463A5 CH 267792 A CH267792 A CH 267792A CH 267792 A CH267792 A CH 267792A CH 686463 A5 CH686463 A5 CH 686463A5
- Authority
- CH
- Switzerland
- Prior art keywords
- film
- display device
- transparent
- light source
- scattering
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 16
- 238000004519 manufacturing process Methods 0.000 title claims description 11
- 238000009792 diffusion process Methods 0.000 title claims 2
- 238000010521 absorption reaction Methods 0.000 claims description 9
- 239000004973 liquid crystal related substance Substances 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 239000012876 carrier material Substances 0.000 claims description 3
- 238000002508 contact lithography Methods 0.000 claims description 3
- 238000009304 pastoral farming Methods 0.000 claims description 2
- 230000002745 absorbent Effects 0.000 claims 1
- 239000002250 absorbent Substances 0.000 claims 1
- 238000005286 illumination Methods 0.000 description 13
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 229910052709 silver Inorganic materials 0.000 description 5
- 239000004332 silver Substances 0.000 description 5
- 230000001795 light effect Effects 0.000 description 4
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 3
- 229920005372 Plexiglas® Polymers 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 3
- 239000011888 foil Substances 0.000 description 3
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 3
- 239000004926 polymethyl methacrylate Substances 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011982 device technology Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000386 microscopy Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007787 solid Substances 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
- G02B6/0033—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
- G02B6/0051—Diffusing sheet or layer
-
- 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
- G02B6/0065—Manufacturing aspects; Material aspects
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Optical Elements Other Than Lenses (AREA)
- Liquid Crystal (AREA)
- Light Guides In General And Applications Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4135506A DE4135506C2 (de) | 1991-10-28 | 1991-10-28 | Hintergrundbeleuchtete Anzeigevorrichtung und Verfahren zur Herstellung einer Streufolie für eine solche Anzeigevorrichtung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH686463A5 true CH686463A5 (de) | 1996-03-29 |
Family
ID=6443588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH267792A CH686463A5 (de) | 1991-10-28 | 1992-08-28 | Hintergrundbeleuchtete Anzeigevorrichtung und Verfahren zur Herstellung einer Streufolie fuer eine solche Anzeigevorrichtung. |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPH0675223A (enrdf_load_stackoverflow) |
| CH (1) | CH686463A5 (enrdf_load_stackoverflow) |
| DE (1) | DE4135506C2 (enrdf_load_stackoverflow) |
| FR (1) | FR2683071A1 (enrdf_load_stackoverflow) |
| GB (1) | GB2261100B (enrdf_load_stackoverflow) |
| IT (1) | IT1255835B (enrdf_load_stackoverflow) |
| SE (1) | SE9202761L (enrdf_load_stackoverflow) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2287553A (en) * | 1994-03-10 | 1995-09-20 | Sharp Kk | A method of manufacturing a diffuser |
| DE19536825A1 (de) * | 1995-09-20 | 1997-03-27 | Dsd Dynamisch Statische Displa | Lichtsteuer-Anzeigevorrichtung für transflektiven Betrieb |
| DE10250675A1 (de) * | 2002-10-31 | 2004-05-19 | Hella Kg Hueck & Co. | Anzeigeneinheit, isbesondere für Kraftfahrzeuge |
| JP2004221254A (ja) * | 2003-01-14 | 2004-08-05 | Ran Technical Service Kk | 基板の貼り合わせ装置及び貼り合わせ方法 |
| DE202005005306U1 (de) * | 2005-04-04 | 2006-08-10 | Aeg Gesellschaft für Moderne Informationssysteme mbH | Flüssigkristallanzeigeeinrichtung sowie Flüssigkristallanzeigeanordnung mit einer Mehrzahl von solchen Flüssigkristallanzeigeeinrichtungen |
| JP7079333B2 (ja) * | 2018-01-10 | 2022-06-01 | コーニンクレッカ フィリップス エヌ ヴェ | レーザ強化された光学素子 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4206501A (en) * | 1978-06-12 | 1980-06-03 | Motorola, Inc. | Apparatus and methods for back illuminating a display surface |
| US4267489A (en) * | 1978-12-01 | 1981-05-12 | Ohno Research And Development Laboratories Company Limited | Thin schaukasten |
| DE2951207A1 (de) * | 1978-12-26 | 1980-07-10 | Canon Kk | Verfahren zur optischen herstellung einer streuplatte |
| US4229783A (en) * | 1979-03-12 | 1980-10-21 | Timex Corporation | Backlight for electrooptic display |
| DE2946235C3 (de) * | 1979-11-16 | 1982-04-08 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Verfahren zur Erzeugung einer Belichtungsmaske zur Herstellung von mattstreuenden Strukturen neben opaken und/oder transparenten Strukturen |
| DE3145127C3 (de) * | 1981-03-13 | 1996-08-01 | Bosch Gmbh Robert | Verfahren zur Herstellung einer Folie für eine Vorrichtung zur gradientenfreien Ausleuchtung von passiven Anzeigevorrichtungen |
| US4616295A (en) * | 1984-07-03 | 1986-10-07 | Hewlett-Packard Company | Apparatus for mounting and illuminating liquid crystal displays |
| JPS63309918A (ja) * | 1988-04-25 | 1988-12-19 | Tatsuji Mizobe | バックライト装置 |
| JP2595067B2 (ja) * | 1988-08-18 | 1997-03-26 | 東ソー株式会社 | 液晶パネル用バックライト |
| JP2620981B2 (ja) * | 1989-09-30 | 1997-06-18 | 株式会社 明拓システム | 液晶バックライト用エッジライトパネル |
| JP3086325B2 (ja) * | 1992-05-26 | 2000-09-11 | 沖電気工業株式会社 | 電界効果トランジスタのｉ−ｖ特性の測定方法 |
-
1991
- 1991-10-28 DE DE4135506A patent/DE4135506C2/de not_active Expired - Fee Related
-
1992
- 1992-08-28 CH CH267792A patent/CH686463A5/de not_active IP Right Cessation
- 1992-09-24 SE SE9202761A patent/SE9202761L/ not_active Application Discontinuation
- 1992-09-25 IT ITMI922220A patent/IT1255835B/it active IP Right Grant
- 1992-10-05 GB GB9220928A patent/GB2261100B/en not_active Expired - Fee Related
- 1992-10-26 FR FR9212753A patent/FR2683071A1/fr active Granted
- 1992-10-27 JP JP4289035A patent/JPH0675223A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE4135506A1 (de) | 1993-04-29 |
| SE9202761L (sv) | 1993-04-29 |
| GB9220928D0 (en) | 1992-11-18 |
| ITMI922220A0 (it) | 1992-09-25 |
| JPH0675223A (ja) | 1994-03-18 |
| FR2683071B1 (enrdf_load_stackoverflow) | 1995-01-27 |
| DE4135506C2 (de) | 1994-06-16 |
| IT1255835B (it) | 1995-11-17 |
| GB2261100A (en) | 1993-05-05 |
| ITMI922220A1 (it) | 1994-03-25 |
| GB2261100B (en) | 1995-10-04 |
| FR2683071A1 (fr) | 1993-04-30 |
| SE9202761D0 (sv) | 1992-09-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |