CN1113269C - 照明装置、液晶显示装置和电子装置 - Google Patents
照明装置、液晶显示装置和电子装置Info
- Publication number
- CN1113269C CN1113269C CN98105584A CN98105584A CN1113269C CN 1113269 C CN1113269 C CN 1113269C CN 98105584 A CN98105584 A CN 98105584A CN 98105584 A CN98105584 A CN 98105584A CN 1113269 C CN1113269 C CN 1113269C
- Authority
- CN
- China
- Prior art keywords
- light
- mentioned
- light conductor
- conductor
- pointolite
- 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
Images
Classifications
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- 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
- G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
-
- 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
- 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
- G02B6/0005—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 of the fibre type
- G02B6/001—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 of the fibre type the light being emitted along at least a portion of the lateral surface of the fibre
-
- 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
- G02B6/0031—Reflecting element, 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
- G02B6/0033—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
- G02B6/0043—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided on the surface 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
- G02B6/005—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
- G02B6/0055—Reflecting element, 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
- G02B6/0066—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 characterised by the light source being coupled to the light guide
- G02B6/0073—Light emitting diode [LED]
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V2200/00—Use of light guides, e.g. fibre optic devices, in lighting devices or systems
- F21V2200/10—Use of light guides, e.g. fibre optic devices, in lighting devices or systems of light guides of the optical fibres type
- F21V2200/15—Use of light guides, e.g. fibre optic devices, in lighting devices or systems of light guides of the optical fibres type the light being emitted along at least a portion of the outer surface of the guide
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V2200/00—Use of light guides, e.g. fibre optic devices, in lighting devices or systems
- F21V2200/20—Use of light guides, e.g. fibre optic devices, in lighting devices or systems of light guides of a generally planar shape
-
- 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
- G02B6/0045—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 by shaping at least a portion of the light guide
- G02B6/0046—Tapered light guide, e.g. wedge-shaped 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
- G02B6/0066—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 characterised by the light source being coupled to the light guide
- G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Mathematical Physics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Planar Illumination Modules (AREA)
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Sorting Of Articles (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP65164/1997 | 1997-03-18 | ||
JP9065164A JPH10260405A (ja) | 1997-03-18 | 1997-03-18 | 照明装置、液晶表示装置及び電子機器 |
JP65164/97 | 1997-03-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1197934A CN1197934A (zh) | 1998-11-04 |
CN1113269C true CN1113269C (zh) | 2003-07-02 |
Family
ID=13278980
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN98105584A Expired - Lifetime CN1113269C (zh) | 1997-03-18 | 1998-03-16 | 照明装置、液晶显示装置和电子装置 |
Country Status (7)
Country | Link |
---|---|
US (1) | US6283602B1 (zh) |
EP (1) | EP0866264B1 (zh) |
JP (1) | JPH10260405A (zh) |
KR (1) | KR19980080215A (zh) |
CN (1) | CN1113269C (zh) |
DE (1) | DE69814716T2 (zh) |
TW (1) | TW358864B (zh) |
Families Citing this family (82)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH10260405A (ja) * | 1997-03-18 | 1998-09-29 | Seiko Epson Corp | 照明装置、液晶表示装置及び電子機器 |
JPH11283408A (ja) * | 1998-03-27 | 1999-10-15 | Hitachi Chem Co Ltd | 照明装置 |
JP3379043B2 (ja) * | 1998-06-29 | 2003-02-17 | ミネベア株式会社 | 面状照明装置 |
EP1134488A4 (en) * | 1998-11-27 | 2002-06-12 | Sharp Kk | ILLUMINATOR, LIGHTING DEVICE, FRONT LIGHT AND LIQUID CRYSTAL DISPLAY |
JP2000222925A (ja) * | 1999-01-29 | 2000-08-11 | Minebea Co Ltd | 面状照明装置 |
JP2001060409A (ja) | 1999-08-23 | 2001-03-06 | Minebea Co Ltd | 面状照明装置 |
JP2001143518A (ja) * | 1999-09-03 | 2001-05-25 | Hitachi Chem Co Ltd | 面光源装置 |
DE60033264T2 (de) | 1999-12-28 | 2007-11-08 | Fujitsu Kasei Ltd., Yokohama | Beleuchtungsapparat für Anzeige |
DE10004972A1 (de) * | 2000-02-04 | 2001-08-16 | Bosch Gmbh Robert | Anzeigevorrichtung |
DE10004973A1 (de) * | 2000-02-04 | 2001-08-09 | Bosch Gmbh Robert | Vorrichtung zur Beleuchtung einer flächigen Anzeige |
JP2001222906A (ja) * | 2000-02-08 | 2001-08-17 | Minebea Co Ltd | 面状照明装置 |
AUPQ572900A0 (en) * | 2000-02-18 | 2000-03-16 | Spicon Industries Pty. Ltd. | Improved lighting display system |
JP3301752B2 (ja) | 2000-03-31 | 2002-07-15 | 三菱電機株式会社 | フロントライト、反射型液晶表示装置および携帯情報端末 |
KR100709176B1 (ko) * | 2000-04-14 | 2007-04-18 | 삼성에스디아이 주식회사 | 액정 표시장치용 백 라이트 |
JP2001345008A (ja) * | 2000-05-31 | 2001-12-14 | Nippon Leiz Co Ltd | 面光源装置 |
JP2001356323A (ja) * | 2000-06-15 | 2001-12-26 | Citizen Watch Co Ltd | 液晶表示装置 |
DE10032927A1 (de) * | 2000-07-06 | 2002-01-17 | Hella Kg Hueck & Co | Beleuchtungseinrichtung |
JP2002109937A (ja) * | 2000-09-29 | 2002-04-12 | Sanyo Electric Co Ltd | 面照明装置および表示装置 |
US20040012832A1 (en) * | 2000-10-11 | 2004-01-22 | Gallen Niall Anthony | Beam expansion |
GB0024945D0 (en) * | 2000-10-11 | 2000-11-29 | Screen Technology Ltd | Beam expansion |
JP4374482B2 (ja) * | 2000-11-02 | 2009-12-02 | ミネベア株式会社 | 面状照明装置 |
JP3728723B2 (ja) * | 2000-12-20 | 2005-12-21 | ミネベア株式会社 | 面状照明装置 |
JP3890192B2 (ja) | 2000-12-22 | 2007-03-07 | Nec液晶テクノロジー株式会社 | フロントライト、液晶表示装置及び電子機器 |
JP3505619B2 (ja) * | 2001-01-17 | 2004-03-08 | ミネベア株式会社 | 面状照明装置 |
GB0108838D0 (en) | 2001-04-07 | 2001-05-30 | Cambridge 3D Display Ltd | Far field display |
JP4794069B2 (ja) | 2001-06-18 | 2011-10-12 | 富士通株式会社 | 照明装置及び液晶表示装置 |
US6561660B2 (en) * | 2001-06-26 | 2003-05-13 | Wintek Corporation | Light guiding device of a liquid crystal display |
JP3484497B2 (ja) * | 2001-08-10 | 2004-01-06 | ミネベア株式会社 | 面状照明装置 |
JP4671562B2 (ja) * | 2001-08-31 | 2011-04-20 | 富士通株式会社 | 照明装置及び液晶表示装置 |
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JP3594578B2 (ja) * | 2001-10-26 | 2004-12-02 | 富士通化成株式会社 | 液晶照明装置 |
JP2003151334A (ja) * | 2001-11-09 | 2003-05-23 | Minebea Co Ltd | 面状照明装置 |
JP2003151333A (ja) * | 2001-11-09 | 2003-05-23 | Fujitsu Kasei Kk | 面照明装置と液晶表示装置 |
JP2003151335A (ja) * | 2001-11-13 | 2003-05-23 | Minebea Co Ltd | 面状照明装置 |
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US6864795B2 (en) * | 2002-04-18 | 2005-03-08 | Bed-Check Corporation | Apparatus for lighting a patient monitor front panel |
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JP4642811B2 (ja) * | 2007-05-22 | 2011-03-02 | リンナイ株式会社 | 光表示装置付の機器 |
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JP5547332B2 (ja) * | 2012-11-15 | 2014-07-09 | シャープ株式会社 | 導光装置及び表示装置 |
KR102108994B1 (ko) * | 2013-08-30 | 2020-05-12 | 삼성전자주식회사 | 광 변환 소자 및 그 제조 방법, 그리고 이를 포함하는 광원 유닛 |
CN105174769B (zh) * | 2015-09-15 | 2017-10-24 | 广州市番禺盛达穗南有限公司 | 一种种植用珍珠岩的加工方法与种植用珍珠岩 |
JP6438905B2 (ja) * | 2016-04-04 | 2018-12-19 | 矢崎総業株式会社 | 車内照明装置 |
US12092318B1 (en) * | 2023-05-22 | 2024-09-17 | Creative Sensor Inc. | Lighting module and linear light-guiding unit thereof |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
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US3740540A (en) * | 1969-02-19 | 1973-06-19 | Matsushita Electric Ind Co Ltd | Dial illuminating device |
CH591705A5 (zh) * | 1975-10-28 | 1977-09-30 | Bbc Brown Boveri & Cie | |
JP3025109B2 (ja) | 1992-03-11 | 2000-03-27 | シャープ株式会社 | 光源および光源装置 |
JPH0651129A (ja) | 1992-07-27 | 1994-02-25 | Inoue Denki Kk | 照明装置 |
KR940025327U (ko) * | 1993-04-07 | 1994-11-18 | 제브라(ZEBRA)를 사용한 엘시디(Liquid Crystal Disply)조명구조 | |
DE4329914A1 (de) | 1993-09-04 | 1995-03-09 | Willing Gmbh Dr Ing | Linearer Lichtleiter |
US5506929A (en) * | 1994-10-19 | 1996-04-09 | Clio Technologies, Inc. | Light expanding system for producing a linear or planar light beam from a point-like light source |
AU4409496A (en) | 1994-11-29 | 1996-06-19 | Precision Lamp, Inc. | Edge light for panel display |
US5613751A (en) | 1995-06-27 | 1997-03-25 | Lumitex, Inc. | Light emitting panel assemblies |
JPH09325221A (ja) | 1996-04-04 | 1997-12-16 | Hitachi Cable Ltd | 照明装置 |
JPH10104435A (ja) * | 1996-09-27 | 1998-04-24 | Meitaku Syst:Kk | エッジライトパネル用バ−光源及びこれを用いた照明標識装置 |
KR19980053133U (ko) * | 1996-12-31 | 1998-10-07 | 엄길용 | Lcd 등의 백라이트 구조 |
JPH10260405A (ja) * | 1997-03-18 | 1998-09-29 | Seiko Epson Corp | 照明装置、液晶表示装置及び電子機器 |
-
1997
- 1997-03-18 JP JP9065164A patent/JPH10260405A/ja not_active Withdrawn
-
1998
- 1998-01-09 TW TW087100250A patent/TW358864B/zh not_active IP Right Cessation
- 1998-03-13 KR KR1019980008431A patent/KR19980080215A/ko not_active Application Discontinuation
- 1998-03-16 CN CN98105584A patent/CN1113269C/zh not_active Expired - Lifetime
- 1998-03-17 US US09/042,869 patent/US6283602B1/en not_active Expired - Lifetime
- 1998-03-18 EP EP98302045A patent/EP0866264B1/en not_active Expired - Lifetime
- 1998-03-18 DE DE69814716T patent/DE69814716T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0866264B1 (en) | 2003-05-21 |
JPH10260405A (ja) | 1998-09-29 |
DE69814716T2 (de) | 2003-11-20 |
CN1197934A (zh) | 1998-11-04 |
DE69814716D1 (de) | 2003-06-26 |
US6283602B1 (en) | 2001-09-04 |
KR19980080215A (ko) | 1998-11-25 |
TW358864B (en) | 1999-05-21 |
EP0866264A1 (en) | 1998-09-23 |
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Effective date of registration: 20160527 Address after: 100015 Jiuxianqiao Road, Beijing, No. 10, No. Patentee after: BOE TECHNOLOGY GROUP Co.,Ltd. Address before: Hongkong, China Patentee before: BOE Technology (Hongkong) Co.,Ltd. Effective date of registration: 20160527 Address after: Hongkong, China Patentee after: BOE Technology (Hongkong) Co.,Ltd. Address before: Tokyo, Japan Patentee before: Seiko Epson Corp. |
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