KR900002099A - 광원장치 - Google Patents
광원장치 Download PDFInfo
- Publication number
- KR900002099A KR900002099A KR1019890009252A KR890009252A KR900002099A KR 900002099 A KR900002099 A KR 900002099A KR 1019890009252 A KR1019890009252 A KR 1019890009252A KR 890009252 A KR890009252 A KR 890009252A KR 900002099 A KR900002099 A KR 900002099A
- Authority
- KR
- South Korea
- Prior art keywords
- light source
- source device
- transparent substrate
- light
- light sources
- 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
-
- 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
- F21V7/00—Reflectors for light sources
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
-
- 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
- G02B6/0033—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
-
- 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
-
- 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
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0083—Details of electrical connections of light sources to drivers, circuit boards, or the like
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제 1도는, 본 발명의 일실시예인 광원장치의 단면도,
제 2도는, 본 발명에 의한 광원장치를 액정표시장치에 적용하였을 경우를 설명하는 분해사시도,
제 3도는, 본 발명의 실시예인 액정표시장치의 이면사시도.
Claims (6)
- 광투과성을 가지는 투명기판의 한쪽면을 투명한 면으로 하고, 이것과, 대향하는 다른쪽의 면쪽에 반사판을 구비하고, 이 투명기판의 양단부 면부분에 광원을 배치하는 광원장치에 있어서, 상기 투명기판의 상기 한쪽면쪽이, 상기 광원사이의 중앙부에 두께가 가장 얇은 부분을 가진 곡면으로 구성되어 있는 것을 특징으로 하는 광원장치.
- 제 1항에 있어서, 상기 투명기판의 상기 경사곡면은, 상기 각 광원으로 부터의 거리의 지수관계로 표시되고, 상기 광원간의 중앙부에 관해서 대칭인 것을 특징으로 하는 광원장치.
- 제 1항에 있어서, 상기 중앙부에 두께가 가장 얇은 부분은 거의 평면인 것을 특징으로 하는 광원장치.
- 제 1항에 있어서, 상기 한쪽면쪽에 광학산면을 구비한 것을 특징으로 하는 광원장치.
- 제 1항 내지 제 4항에 있어서, 상기 투명기판에 상기 한쪽면쪽에는 액정표시 패널을 배치하고, 액정 표시장치용으로서 사용되는 것을 특징으로 하는 광원장치.
- 제 1항 내지 제 5항에 있어서, 상기 투명기판의 일단부면부분에는, 복수의 광원이 배치되어 있는 것을 특징으로 하는 광원장치.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63162502A JP2810053B2 (ja) | 1988-07-01 | 1988-07-01 | 光源装置および液晶表示装置 |
JP88-162502 | 1988-07-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR900002099A true KR900002099A (ko) | 1990-02-28 |
Family
ID=15755838
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019890009252A KR900002099A (ko) | 1988-07-01 | 1989-06-30 | 광원장치 |
Country Status (3)
Country | Link |
---|---|
US (1) | US5064276A (ko) |
JP (1) | JP2810053B2 (ko) |
KR (1) | KR900002099A (ko) |
Families Citing this family (46)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0627917B2 (ja) * | 1989-12-20 | 1994-04-13 | 京セラ株式会社 | 面状液晶表示装置 |
US5146354A (en) * | 1991-05-07 | 1992-09-08 | Compaq Computer Corporation | LCD system with a backlight having a light source at a light pipe's edge and with the LCD enframed |
JP2548677Y2 (ja) * | 1991-05-10 | 1997-09-24 | シャープ株式会社 | 液晶用照明装置 |
JP2808962B2 (ja) * | 1991-08-19 | 1998-10-08 | 松下電器産業株式会社 | 液晶パネルの配向不良抑制方法及び表示装置 |
US5190370A (en) * | 1991-08-21 | 1993-03-02 | Minnesota Mining And Manufacturing Company | High aspect ratio lighting element |
US5414599A (en) * | 1991-09-09 | 1995-05-09 | Enplas Corporation | Surface light source device |
US5769522A (en) * | 1991-09-09 | 1998-06-23 | Enplas Corporation | Surface light source device |
DE69217177T2 (de) * | 1991-11-28 | 1997-05-15 | Enplas Corp | Flächenartige Lichtquelle |
US5438484A (en) * | 1991-12-06 | 1995-08-01 | Canon Kabushiki Kaisha | Surface lighting device and a display having such a lighting device |
JP2599363Y2 (ja) * | 1992-03-16 | 1999-09-06 | 株式会社エンプラス | 面光源装置 |
JPH0651310A (ja) * | 1992-07-31 | 1994-02-25 | Sharp Corp | 液晶表示装置 |
US5499165A (en) * | 1992-10-08 | 1996-03-12 | Holmes, Jr.; Lawrence | Transparent edge-lit lighting pane for displays |
USRE37377E1 (en) * | 1992-10-09 | 2001-09-18 | Asahi Glass Company, Ltd. | LCD device including an illumination device having a polarized light separating sheet between a light guide and the display |
TW594115B (en) * | 1992-10-09 | 2004-06-21 | Asahi Glass Co Ltd | A liquid crystal display device and an illumination device for a direct viewing type display element |
JPH0772815A (ja) * | 1992-12-15 | 1995-03-17 | Koito Mfg Co Ltd | 液晶表示装置 |
US5676457A (en) * | 1993-01-21 | 1997-10-14 | Simon; Jerome H. | Lineal light distribution |
US5899552A (en) * | 1993-11-11 | 1999-05-04 | Enplas Corporation | Surface light source device |
JPH071428U (ja) * | 1993-06-04 | 1995-01-10 | 株式会社エンプラス | 面光源装置 |
JPH07169311A (ja) | 1993-12-17 | 1995-07-04 | Enplas Corp | 光散乱導光光源装置及び液晶表示装置 |
TW373116B (en) * | 1994-12-15 | 1999-11-01 | Sharp Kk | Lighting apparatus |
TW344032B (en) * | 1995-01-27 | 1998-11-01 | Mitsui Toatsu Chemicals | Light reflective sheet and light reflector using it |
US7108414B2 (en) | 1995-06-27 | 2006-09-19 | Solid State Opto Limited | Light emitting panel assemblies |
US5618100A (en) * | 1996-03-04 | 1997-04-08 | Ideal Ideas, Inc. | Solar powered flat lamp night light |
JP2000112043A (ja) * | 1998-10-06 | 2000-04-21 | Minolta Co Ltd | 面光源装置とこれを用いたフィルムスキャナ |
JP2001264754A (ja) * | 2000-03-15 | 2001-09-26 | Nec Corp | 液晶表示装置及びそれに用いられる光源装置 |
US6379027B1 (en) | 2000-03-30 | 2002-04-30 | Ruud Lighting, Inc. | Light-generating and beam-establishing device |
US6508579B1 (en) | 2000-05-09 | 2003-01-21 | Alan J. Ruud | Lighting apparatus for illuminating well-defined limited areas |
AU2002339998A1 (en) * | 2001-09-24 | 2003-04-07 | Avery Dennison Corporation | Mechanical fixturing of film for processing on a glass lcd line |
KR100979369B1 (ko) * | 2002-03-15 | 2010-08-31 | 키모토 컴파니 리미티드 | 투명 하드코오트 필름 투명 도전성 하드코오트 필름 및 이필름을 사용한 터치판넬과 이 터치판넬을 사용한액정표시장치 |
JP2003346535A (ja) * | 2002-03-20 | 2003-12-05 | Advanced Display Inc | 面状光源装置及び表示装置 |
US6895705B2 (en) * | 2003-05-15 | 2005-05-24 | Marketing Display, Inc. | Light panel |
TWI227351B (en) * | 2003-08-20 | 2005-02-01 | Au Optronics Corp | Back light module |
TW200515063A (en) * | 2003-10-31 | 2005-05-01 | Hon Hai Prec Ind Co Ltd | Back light source device and the light guide plate |
US6974221B2 (en) * | 2003-12-30 | 2005-12-13 | Au Optronics Corporation | Support for backlight module |
US7255462B2 (en) * | 2004-03-04 | 2007-08-14 | K-Bridge Electronics Co., Ltd. | Dimmer device for backlight module |
DE102004044358A1 (de) * | 2004-09-14 | 2006-03-16 | Jaschkowitz, Dieter | Leuchtdiodensystem zur Erzeugung von homogenem Flachlicht |
KR101095631B1 (ko) * | 2004-11-06 | 2011-12-19 | 삼성전자주식회사 | 광 확산부재, 이를 갖는 백라이트 어셈블리 및 이를 갖는표시장치 |
KR20070121735A (ko) * | 2005-04-14 | 2007-12-27 | 데이진 가부시키가이샤 | 반사 시트 및 그 제조법 |
KR101232045B1 (ko) * | 2005-08-24 | 2013-02-12 | 삼성디스플레이 주식회사 | 백라이트 어셈블리 및 이를 갖는 액정표시장치 |
EP1956046B1 (en) | 2005-11-30 | 2012-07-18 | Mitsubishi Engineering-Plastics Corporation | Polycarbonate resin composition for light diffusion plate and light diffusion plate |
JP2007225781A (ja) * | 2006-02-22 | 2007-09-06 | Hitachi Displays Ltd | 液晶表示装置 |
PL1933194T3 (pl) * | 2006-12-13 | 2014-06-30 | Lg Display Co Ltd | Jednostka podświetleniowa i zawierający ją moduł wyświetlacza ciekłokrystalicznego |
KR101491573B1 (ko) * | 2008-10-09 | 2015-02-09 | 삼성전자 주식회사 | 디스플레이 장치 및 그 전면커버 |
JP2014232982A (ja) * | 2013-05-29 | 2014-12-11 | ウシオ電機株式会社 | 読取装置用線状光源装置 |
WO2019100019A1 (en) | 2017-11-17 | 2019-05-23 | Promier Products, Inc. | Sliding light switch with integrated light source |
USD904319S1 (en) | 2018-11-16 | 2020-12-08 | Promier Products Inc. | Light switch with sliding actuator and integrated light source |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4630895A (en) * | 1985-06-06 | 1986-12-23 | Motorola, Inc. | LCD lightguide |
JPS6210621A (ja) * | 1985-07-09 | 1987-01-19 | Mitsubishi Electric Corp | 液晶表示装置 |
JP2737114B2 (ja) * | 1986-01-22 | 1998-04-08 | 大日本印刷株式会社 | 面光源 |
JP2749012B2 (ja) * | 1987-08-28 | 1998-05-13 | 株式会社日立製作所 | 液晶表示装置 |
-
1988
- 1988-07-01 JP JP63162502A patent/JP2810053B2/ja not_active Expired - Fee Related
-
1989
- 1989-06-30 KR KR1019890009252A patent/KR900002099A/ko not_active Application Discontinuation
- 1989-06-30 US US07/374,148 patent/US5064276A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2810053B2 (ja) | 1998-10-15 |
US5064276A (en) | 1991-11-12 |
JPH0213925A (ja) | 1990-01-18 |
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Legal Events
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A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E902 | Notification of reason for refusal | ||
E601 | Decision to refuse application |