TWI254176B - Surface light source device - Google Patents
Surface light source device Download PDFInfo
- Publication number
- TWI254176B TWI254176B TW089119298A TW89119298A TWI254176B TW I254176 B TWI254176 B TW I254176B TW 089119298 A TW089119298 A TW 089119298A TW 89119298 A TW89119298 A TW 89119298A TW I254176 B TWI254176 B TW I254176B
- Authority
- TW
- Taiwan
- Prior art keywords
- light
- guide plate
- light source
- point
- light guide
- Prior art date
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
- G02F1/133615—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
- G02B6/0031—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
- G02B6/0066—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]
-
- 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
- G02F1/133524—Light-guides, e.g. fibre-optic bundles, louvered or jalousie light-guides
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Planar Illumination Modules (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Liquid Crystal (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP27685799A JP2001101916A (ja) | 1999-09-29 | 1999-09-29 | 面光源装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
TWI254176B true TWI254176B (en) | 2006-05-01 |
Family
ID=17575387
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW089119298A TWI254176B (en) | 1999-09-29 | 2000-09-20 | Surface light source device |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP2001101916A (ko) |
KR (1) | KR100425657B1 (ko) |
TW (1) | TWI254176B (ko) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI404892B (zh) * | 2008-10-24 | 2013-08-11 | Hon Hai Prec Ind Co Ltd | 照明裝置 |
TWI407055B (zh) * | 2008-10-17 | 2013-09-01 | Hon Hai Prec Ind Co Ltd | 照明裝置 |
TWI479235B (zh) * | 2010-11-05 | 2015-04-01 | Huei Dung Chin | 一種側入式led背光單元 |
CN107526215A (zh) * | 2017-08-23 | 2017-12-29 | 深圳市华星光电技术有限公司 | 双面显示背光模组及双面显示器 |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3931070B2 (ja) | 2001-10-22 | 2007-06-13 | 株式会社アドバンスト・ディスプレイ | 面状光源装置及びこれを備えた液晶表示装置 |
KR101098902B1 (ko) | 2005-04-01 | 2012-01-09 | 삼성전자주식회사 | 액정표시장치 |
JP4513759B2 (ja) * | 2005-04-27 | 2010-07-28 | 三菱電機株式会社 | 面状光源装置 |
KR101162092B1 (ko) * | 2005-06-21 | 2012-07-04 | 엘지디스플레이 주식회사 | 발광다이오드 어셈블리를 구비하는 액정표시장치 |
JP4669799B2 (ja) * | 2006-03-01 | 2011-04-13 | パナソニック株式会社 | エッジ入力型バックライト |
KR101298362B1 (ko) * | 2006-11-02 | 2013-08-20 | 엘지디스플레이 주식회사 | 광원 모듈 및 이를 구비하는 표시장치 |
KR101453954B1 (ko) | 2006-11-07 | 2014-10-23 | 삼성디스플레이 주식회사 | 백라이트 유닛 및 이를 포함하는 액정 표시 장치 |
KR20140070858A (ko) * | 2012-11-28 | 2014-06-11 | 황근호 | 조립성이 향상된 백라이트 유닛 |
KR102482531B1 (ko) * | 2014-11-28 | 2022-12-30 | 서울바이오시스 주식회사 | Led를 이용한 양면 면광원 장치 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54164377A (en) * | 1978-06-16 | 1979-12-27 | Michio Okada | Plane lighting fitting |
JPS6381873A (ja) * | 1986-09-26 | 1988-04-12 | Toshiba Corp | 発光装置 |
JPH06214230A (ja) * | 1993-01-14 | 1994-08-05 | Koito Mfg Co Ltd | 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 |
-
1999
- 1999-09-29 JP JP27685799A patent/JP2001101916A/ja active Pending
-
2000
- 2000-09-20 TW TW089119298A patent/TWI254176B/zh not_active IP Right Cessation
- 2000-09-28 KR KR10-2000-0056896A patent/KR100425657B1/ko not_active IP Right Cessation
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI407055B (zh) * | 2008-10-17 | 2013-09-01 | Hon Hai Prec Ind Co Ltd | 照明裝置 |
TWI404892B (zh) * | 2008-10-24 | 2013-08-11 | Hon Hai Prec Ind Co Ltd | 照明裝置 |
TWI479235B (zh) * | 2010-11-05 | 2015-04-01 | Huei Dung Chin | 一種側入式led背光單元 |
CN107526215A (zh) * | 2017-08-23 | 2017-12-29 | 深圳市华星光电技术有限公司 | 双面显示背光模组及双面显示器 |
Also Published As
Publication number | Publication date |
---|---|
JP2001101916A (ja) | 2001-04-13 |
KR100425657B1 (ko) | 2004-04-03 |
KR20010050682A (ko) | 2001-06-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Annulment or lapse of patent due to non-payment of fees |