ATE349027T1 - Verfahren und vorrichtung zur lichtleiterherstellung mit einem laser, lichtleiter und rückwärtig beleuchtete bildschirme mit diesen lichtleitern - Google Patents
Verfahren und vorrichtung zur lichtleiterherstellung mit einem laser, lichtleiter und rückwärtig beleuchtete bildschirme mit diesen lichtleiternInfo
- Publication number
- ATE349027T1 ATE349027T1 AT00430031T AT00430031T ATE349027T1 AT E349027 T1 ATE349027 T1 AT E349027T1 AT 00430031 T AT00430031 T AT 00430031T AT 00430031 T AT00430031 T AT 00430031T AT E349027 T1 ATE349027 T1 AT E349027T1
- Authority
- AT
- Austria
- Prior art keywords
- light guides
- laser
- producing
- illuminated screens
- projections
- Prior art date
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
- G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
-
- 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
- G02B6/004—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Planar Illumination Modules (AREA)
- Liquid Crystal (AREA)
- Laser Beam Processing (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9915590A FR2802308B1 (fr) | 1999-12-09 | 1999-12-09 | Procede et dispositif d'usinage par laser de guides de lumiere, guides de lumiere obtenus et ecrans retro-elaires incorporant ces guides |
US09/613,477 US6467922B1 (en) | 1999-12-09 | 2000-07-11 | Method and apparatus for laser machining light guides, light guides obtained thereby, and back-lit screens incorporating such light guides |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE349027T1 true ATE349027T1 (de) | 2007-01-15 |
Family
ID=26235180
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT00430031T ATE349027T1 (de) | 1999-12-09 | 2000-11-22 | Verfahren und vorrichtung zur lichtleiterherstellung mit einem laser, lichtleiter und rückwärtig beleuchtete bildschirme mit diesen lichtleitern |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP1107048B1 (de) |
JP (1) | JP2001228339A (de) |
AT (1) | ATE349027T1 (de) |
DE (1) | DE60032443T2 (de) |
DK (1) | DK1107048T3 (de) |
ES (1) | ES2277586T3 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040246697A1 (en) * | 2001-10-04 | 2004-12-09 | Tomoyoshi Yamashita | Area light source and lightguide used therefor |
FR2838179B1 (fr) * | 2002-04-05 | 2004-12-24 | Phlox | Appareil de retroeclairage |
KR100460790B1 (ko) * | 2002-05-24 | 2004-12-09 | 주식회사 엘에스텍 | 단속적인 패턴이 형성된 도광판을 가지는 면광원장치 |
JP4079731B2 (ja) * | 2002-09-24 | 2008-04-23 | 日東電工株式会社 | 光散乱反射板及びその作製方法、並びに反射型液晶表示装置 |
CN102073091A (zh) * | 2011-02-22 | 2011-05-25 | 苏州茂立光电科技有限公司 | 导光板、背光模块及其显示装置 |
CN102889512A (zh) | 2011-07-19 | 2013-01-23 | 精工爱普生株式会社 | 照明装置、液晶显示装置、电子设备以及导光板的制造方法 |
WO2014051623A1 (en) * | 2012-09-28 | 2014-04-03 | Hewlett-Packard Development Company, L. P. | Directional waveguide-based backlight for use in a multivew display screen |
WO2014051624A1 (en) * | 2012-09-28 | 2014-04-03 | Hewlett-Packard Development Company, L. P. | Directional waveguide-based backlight with integrated hybrid lasers for use in a multivew display screen |
KR101590567B1 (ko) * | 2014-02-21 | 2016-02-18 | (주)우진하이텍 | 5축 가공기를 이용한 라이트 가이드 코어의 제조 방법 |
WO2020227041A1 (en) * | 2019-05-08 | 2020-11-12 | Corning Incorporated | Apparatus comprising a light guide plate and methods |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4611318A (en) * | 1973-02-20 | 1986-09-09 | Discovision Associates | Method and apparatus for monitoring the storage of information on a storage medium |
US4912487A (en) * | 1988-03-25 | 1990-03-27 | Texas Instruments Incorporated | Laser scanner using focusing acousto-optic device |
JP2927392B2 (ja) * | 1993-12-28 | 1999-07-28 | 神栄株式会社 | 面発光体の製造方法 |
JPH10206641A (ja) * | 1997-01-16 | 1998-08-07 | Seiko Epson Corp | 照明装置および液晶表示装置 |
JP3257457B2 (ja) * | 1997-07-31 | 2002-02-18 | 株式会社日立製作所 | 液晶表示装置 |
JPH11167028A (ja) * | 1997-12-04 | 1999-06-22 | Shinyei Kaisha | 面発光体 |
JPH11174447A (ja) * | 1997-12-15 | 1999-07-02 | Sanyo Electric Co Ltd | 導光板、その導光板を用いた面光源及び液晶表示装置 |
JPH11183730A (ja) * | 1997-12-22 | 1999-07-09 | Sanyo Electric Co Ltd | 導光板、その導光板を用いた面光源及び液晶表示装置 |
JPH11184386A (ja) * | 1997-12-24 | 1999-07-09 | Seiko Instruments Inc | フロントライト型照明装置およびフロントライト型照明装置付き反射型カラー表示装置 |
JP3994505B2 (ja) * | 1998-02-09 | 2007-10-24 | ソニー株式会社 | 照明装置 |
JP3932544B2 (ja) * | 1998-03-13 | 2007-06-20 | オムロン株式会社 | 面光源装置 |
FR2776811B1 (fr) * | 1998-03-25 | 2001-12-14 | Christophe Blanc | Dispositif lumineux eclaire par la tranche |
-
2000
- 2000-11-22 AT AT00430031T patent/ATE349027T1/de not_active IP Right Cessation
- 2000-11-22 ES ES00430031T patent/ES2277586T3/es not_active Expired - Lifetime
- 2000-11-22 DE DE60032443T patent/DE60032443T2/de not_active Expired - Lifetime
- 2000-11-22 EP EP00430031A patent/EP1107048B1/de not_active Expired - Lifetime
- 2000-11-22 DK DK00430031T patent/DK1107048T3/da active
- 2000-12-11 JP JP2000375866A patent/JP2001228339A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
ES2277586T3 (es) | 2007-07-16 |
JP2001228339A (ja) | 2001-08-24 |
DK1107048T3 (da) | 2007-04-30 |
DE60032443T2 (de) | 2007-09-27 |
EP1107048B1 (de) | 2006-12-20 |
DE60032443D1 (de) | 2007-02-01 |
EP1107048A1 (de) | 2001-06-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |