KR910018837A - 평면 광원 장치 - Google Patents

평면 광원 장치 Download PDF

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Publication number
KR910018837A
KR910018837A KR1019910006472A KR910006472A KR910018837A KR 910018837 A KR910018837 A KR 910018837A KR 1019910006472 A KR1019910006472 A KR 1019910006472A KR 910006472 A KR910006472 A KR 910006472A KR 910018837 A KR910018837 A KR 910018837A
Authority
KR
South Korea
Prior art keywords
light source
planar light
ground
display panel
reflecting plate
Prior art date
Application number
KR1019910006472A
Other languages
English (en)
Other versions
KR940006987B1 (ko
Inventor
노부유끼 다까하시
히사시 오야마
Original Assignee
쓰지 하루오
샤프 가부시끼가이샤
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority to JP2-109,835 priority Critical
Priority to JP2109835A priority patent/JP2693849B2/ja
Priority to JP2-109835 priority
Application filed by 쓰지 하루오, 샤프 가부시끼가이샤 filed Critical 쓰지 하루오
Publication of KR910018837A publication Critical patent/KR910018837A/ko
Application granted granted Critical
Publication of KR940006987B1 publication Critical patent/KR940006987B1/ko

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; 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
    • G02F1/133602—Direct backlight
    • G02F1/133604—Direct backlight with lamps
    • G—PHYSICS
    • G02—OPTICS
    • G02F—DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; 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
    • G02F1/133602—Direct backlight
    • G02F1/133605—Direct backlight including specially adapted reflectors

Abstract

내용 없음

Description

평면 광원 장치

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

제3도는 본 발명의 한 실시예의 평면광원장치의 측면도. 제4도는 제3도시의 평면광원장치의 평면도.

Claims (7)

  1. 표시판의 후방에 배치된 광원과ㅡ 해당 광원으로부터의 빛을 표시판측에 반사하기 위한 반사판과를 구비한 편연 광원장치에 있어서, 해당반사판은, 상기 광원으로부터 발생하는 노이즈가 외부에 영향을 주는 것을 방지하도록 도전성을 가지는 합성수지로 형성된 것을 특징으로 하는 평면광원장치.
  2. 제1항에 있어서, 상기 광원을 유지하는 기판을 포함하고, 해당 기판에 상기 반사판을 전기적으로 접속하여, 그라운드와의 접지를 잡는 것을 특징으로 하는 평면광원장치.
  3. 제1항 또는 제2항에 있어서, 상기 반사판은 광원을 밖으로 에워싸고, 아울러 표시판측을 개방하여 형성되는 것을 특징으로 하는 평면광원장치.
  4. 제1항∼제3항의 어느것인가 1항에 있어서, 상기 반사판의 반사면을 백색으로 하는 것을 특징으로 하는 평면광원장치.
  5. 제1항∼제4항의 어느것인가 1항에 있어서, 상기 광원의 표시판측에 투명도전성시트가 배설된 것을 특징으로 하는 평면광원장치.
  6. 제5항에 있어서, 상기 투명도전성시트를 상기 기판에 전기적으로 접속하여, 그라운드와의 접지를 잡는 것을 특징으로 하는 평면광원장치.
  7. 제5항 또는 6항에 있어서, 상기 투명도전성시트는, 투명필름표면에 ITO등의 금속 얇은 막을 증착하여 형성되는 것을 특징으로 하는 평면광원장치.
    ※ 참고사항 : 최초출원내용에 의하여 공개하는 것임.
KR1019910006472A 1990-04-24 1991-04-23 평면 광원 장치 KR940006987B1 (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2-109,835 1990-04-24
JP2109835A JP2693849B2 (ja) 1990-04-24 1990-04-24 平面光源装置
JP2-109835 1990-04-24

Publications (2)

Publication Number Publication Date
KR910018837A true KR910018837A (ko) 1991-11-30
KR940006987B1 KR940006987B1 (ko) 1994-08-03

Family

ID=14520413

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910006472A KR940006987B1 (ko) 1990-04-24 1991-04-23 평면 광원 장치

Country Status (5)

Country Link
US (1) US5195822A (ko)
EP (1) EP0454435B1 (ko)
JP (1) JP2693849B2 (ko)
KR (1) KR940006987B1 (ko)
DE (1) DE69112481T2 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100532871B1 (ko) * 1998-07-07 2006-04-06 삼성전자주식회사 엘씨디의 백라이트 장치

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2797804B2 (ja) * 1992-01-09 1998-09-17 日本電気株式会社 バックライト及び液晶表示装置
WO1994000794A1 (en) * 1992-06-25 1994-01-06 Allied-Signal Inc. Transmissive display having a controlled spectral output
US5422751A (en) * 1992-10-14 1995-06-06 Apple Computer, Inc. Liquid crystal display assembly employing front bezel, frame holding liquid crystal cell attached to bezel, and light source and back plate attached to bezel
US5440324A (en) * 1992-12-30 1995-08-08 Avionic Displays Corporation Backlighting for liquid crystal display
AU680470B2 (en) * 1992-12-30 1997-07-31 L-3 Communications Corporation Self-contained multifunctional LCD flight indicator
CA2126172C (en) * 1993-06-25 1998-04-28 Minoru Yamamoto Luminaire_with interference reduction
JP2848772B2 (ja) * 1993-11-12 1999-01-20 スタンレー電気株式会社 面光源装置
DE69718237T2 (de) * 1996-05-29 2003-06-05 Calsonic Kansei Corp Flexible Rohreinheit zur Verwendung in Auspuffsystem von Fahrzeugbrennkraftmaschine
DE19638214C2 (de) * 1996-09-19 2001-10-11 Rainer Deska Leuchte zur Beleuchtung von Hallen
JP2002150819A (ja) * 2000-11-09 2002-05-24 Harison Toshiba Lighting Corp 放電ランプ装置および照明装置
TWI320503B (en) * 2002-06-03 2010-02-11 Samsung Electronics Co Ltd Backlight assembly for providing a light in a display device, liquid crystal display panel and liquid crystal display device
CA2418659A1 (en) * 2003-02-11 2004-08-11 Capital Lighting Corporation Fluorescent light fixture
US7635198B2 (en) * 2004-06-18 2009-12-22 Acuity Brands, Inc. Replacement light fixture and lens assembly for same
US8220957B2 (en) * 2007-02-12 2012-07-17 Abl Ip Holding Llc Retrofit light assembly
US20060013000A1 (en) * 2004-07-16 2006-01-19 Osram Sylvania Inc. Flat mount for light emitting diode source
JPWO2006070646A1 (ja) * 2004-12-28 2008-06-12 シャープ株式会社 バックライトユニット及びこれを備えた表示装置
US7806544B2 (en) * 2005-05-19 2010-10-05 Samsung Electronics Co., Ltd. Backlight assembly and display device having the same
US20070247850A1 (en) * 2006-03-28 2007-10-25 Kenall Manufacturing Co. Lighting Fixture with EMI/RFI Shield
US20100225573A1 (en) * 2007-10-01 2010-09-09 Seiji Takeuchi Backlight device and display device
US8153894B2 (en) * 2008-04-01 2012-04-10 Abl Ip Holding Llc Mounting system
USD612534S1 (en) 2008-04-24 2010-03-23 Abl Ip Holding Llc Bracket
USD640825S1 (en) 2008-04-24 2011-06-28 Abl Ip Holding Llc Louver
US9666744B2 (en) 2013-03-15 2017-05-30 Cooper Technologies Company Edgelit multi-panel lighting system
USD701988S1 (en) * 2013-04-22 2014-04-01 Cooper Technologies Company Multi-panel edgelit luminaire
USD756016S1 (en) 2014-02-28 2016-05-10 Ip Holdings, Llc Horticulture grow light housing
US9521727B1 (en) 2014-05-30 2016-12-13 Cooper Technologies Company Lighting fixture with motion sensor and battery test switch
USD757325S1 (en) 2014-07-11 2016-05-24 Ip Holdings, Llc Light fixture
USD757326S1 (en) 2014-07-11 2016-05-24 Ip Holdings, Llc Fluorescent light fixture
USD748847S1 (en) * 2014-10-17 2016-02-02 Surna Inc. Liquid-cooled optical reflector
USD748850S1 (en) * 2014-10-17 2016-02-02 Surna Inc. Air-cooled optical reflector
USD748319S1 (en) * 2014-10-17 2016-01-26 Surna Inc. Vented optical reflector
USD748320S1 (en) * 2014-11-11 2016-01-26 Surna Inc. Liquid-cooled optical reflector
USD757327S1 (en) 2014-12-12 2016-05-24 Ip Holdings, Llc Fluorescent light fixture
USD768910S1 (en) 2015-04-15 2016-10-11 Ip Holdings, Llc Light reflector
USD807495S1 (en) * 2015-04-17 2018-01-09 Air System Components, Inc. Recessed chilled beam
USD770081S1 (en) 2015-09-01 2016-10-25 Ip Holdings, Llc Horticulture grow light
USD770671S1 (en) 2015-09-03 2016-11-01 Ip Holdings, Llc Horticulture grow light
USD848662S1 (en) 2017-11-03 2019-05-14 Hgci, Inc. Light reflector

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3884560A (en) * 1971-11-26 1975-05-20 William J Neylan Package and reflector assembly for a light source
US3869637A (en) * 1972-04-28 1975-03-04 Sony Corp Alpha-numeric display device utilizing light emitting diodes
US4487481A (en) * 1980-03-24 1984-12-11 Epson Corporation Backlighted liquid crystal display
JPS6013516A (en) * 1983-07-04 1985-01-24 Denki Kagaku Kogyo Kk Manufacture of multilayer injection molded product with electromagnetic shielding property
JPS612126A (en) * 1984-06-15 1986-01-08 Hitachi Ltd Liquid crystal display device
US4616295A (en) * 1984-07-03 1986-10-07 Hewlett-Packard Company Apparatus for mounting and illuminating liquid crystal displays
JPS6149379U (ko) * 1984-09-06 1986-04-02
JPS61151955A (en) * 1984-12-25 1986-07-10 Takeshi Endo Electromagnetic shielding body of cathode-ray tube
US4922392A (en) * 1985-12-25 1990-05-01 Canon Kabushiki Kaisha An original reading apparatus with shielding
JPH0820632B2 (ja) * 1986-10-03 1996-03-04 東芝エー・ブイ・イー株式会社 透過型液晶表示装置
DE3806421C2 (ko) * 1987-03-04 1991-08-01 Citizen Watch Co., Ltd., Tokio/Tokyo, Jp
JPS6417573U (ko) * 1987-07-21 1989-01-27
KR970008277B1 (ko) * 1987-12-07 1997-05-22 Dai Ichi Seiko Kk 조명 장치
JPH0235022A (en) * 1988-03-17 1990-02-05 Nagano Pref Gov Keizai Jigiyou Nogyo Kyodo Kumiai Rengokai Mixed compost for raising seedling
DE3815521A1 (de) * 1988-05-06 1989-11-16 Bayer Ag Thermotrope aromatische polyester, verfahren zu ihrer herstellung und ihre verwendung zur herstellung von formkoerpern, filamenten, fasern und folien
JPH028631A (en) * 1988-06-27 1990-01-12 Matsushita Electric Works Ltd Thermal accumulation type floor heating device
JPH0213923A (en) * 1988-07-01 1990-01-18 Hitachi Ltd Liquid crystal display device
JPH0298920A (en) * 1988-10-06 1990-04-11 Nippon Telegr & Teleph Corp <Ntt> Mask for polyimide film x-ray use
US4958911A (en) * 1988-10-19 1990-09-25 Jonand, Inc. Liquid crystal display module having housing of C-shaped cross section
JPH02109020A (en) * 1988-10-19 1990-04-20 Seiko Epson Corp Backlight device for liquid crystal module
US4933823A (en) * 1989-06-19 1990-06-12 Martin Processing, Inc. Reflector material for artificial light source

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100532871B1 (ko) * 1998-07-07 2006-04-06 삼성전자주식회사 엘씨디의 백라이트 장치

Also Published As

Publication number Publication date
JP2693849B2 (ja) 1997-12-24
US5195822A (en) 1993-03-23
EP0454435A3 (en) 1992-04-29
EP0454435A2 (en) 1991-10-30
DE69112481D1 (de) 1995-10-05
DE69112481T2 (de) 1996-03-28
JPH046523A (en) 1992-01-10
EP0454435B1 (en) 1995-08-30
KR940006987B1 (ko) 1994-08-03

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