WO2009054083A1 - 面照明ユニット、面照明光源装置、および面照明装置 - Google Patents

面照明ユニット、面照明光源装置、および面照明装置 Download PDF

Info

Publication number
WO2009054083A1
WO2009054083A1 PCT/JP2008/001921 JP2008001921W WO2009054083A1 WO 2009054083 A1 WO2009054083 A1 WO 2009054083A1 JP 2008001921 W JP2008001921 W JP 2008001921W WO 2009054083 A1 WO2009054083 A1 WO 2009054083A1
Authority
WO
WIPO (PCT)
Prior art keywords
surface lighting
opening
light source
optical reflector
source device
Prior art date
Application number
PCT/JP2008/001921
Other languages
English (en)
French (fr)
Inventor
Eiichi Sato
Kenji Fukuoka
Original Assignee
Opto Design, Inc.
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
Application filed by Opto Design, Inc. filed Critical Opto Design, Inc.
Priority to EP08790223A priority Critical patent/EP2204603A4/en
Priority to US12/739,359 priority patent/US8408752B2/en
Publication of WO2009054083A1 publication Critical patent/WO2009054083A1/ja

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/04—Signs, boards or panels, illuminated from behind the insignia
    • G09F13/14—Arrangements of reflectors therein
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
    • 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
    • G02F1/133602—Direct backlight
    • G02F1/133611—Direct backlight including means for improving the brightness uniformity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K2360/00—Indexing scheme associated with groups B60K35/00 or B60K37/00 relating to details of instruments or dashboards
    • B60K2360/20—Optical features of instruments
    • B60K2360/33—Illumination features
    • 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
    • G02F1/133602—Direct backlight
    • G02F1/133603—Direct backlight with LEDs

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Planar Illumination Modules (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Liquid Crystal (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)

Abstract

　底面部と、側壁部と、開口部を有し前記底面部と所定の距離を隔てて配置された光学反射板と、を備える面照明ユニットにおいて、前記開口部は、あらかじめ設定した所定の領域の面積に対する前記領域における前記開口部の面積の比率を開口率Ａとし、ｂ、ｃを定数、ｘを前記光学反射板の中心からの距離としたとき、概略Ａ＝ｂｘ２＋ｃの関係を有し、前記開口部は、前記光学反射板の中心に同心円状の未貫通孔、その外側に同心円状の円弧孔、さらにその外側に複数の丸孔を備える。
PCT/JP2008/001921 2007-10-26 2008-07-17 面照明ユニット、面照明光源装置、および面照明装置 WO2009054083A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP08790223A EP2204603A4 (en) 2007-10-26 2008-07-17 FLOOR LIGHT, FLOOR LIGHTING DEVICE, FLOOR LIGHTING DEVICE
US12/739,359 US8408752B2 (en) 2007-10-26 2008-07-17 Surface lighting unit, surface lighting light source device, surface lighting device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007278998A JP4538675B2 (ja) 2007-10-26 2007-10-26 面照明ユニット、面照明光源装置、および面照明装置
JP2007-278998 2007-10-26

Publications (1)

Publication Number Publication Date
WO2009054083A1 true WO2009054083A1 (ja) 2009-04-30

Family

ID=40579193

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/001921 WO2009054083A1 (ja) 2007-10-26 2008-07-17 面照明ユニット、面照明光源装置、および面照明装置

Country Status (5)

Country Link
US (1) US8408752B2 (ja)
EP (1) EP2204603A4 (ja)
JP (1) JP4538675B2 (ja)
TW (1) TWI456304B (ja)
WO (1) WO2009054083A1 (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011022170A1 (en) * 2009-08-18 2011-02-24 Dolby Laboratories Licensing Corporation Reflectors with spatially varying reflectance/absorption gradients for color and luminance compensation
WO2012023602A1 (ja) * 2010-08-20 2012-02-23 株式会社オプトデザイン 車両用灯具
KR101520436B1 (ko) 2010-09-30 2015-05-15 구니오 모리 접합 방법, 접착성 향상제, 표면 개질 방법, 표면 개질제, 및 신규 화합물
CN109696775A (zh) * 2018-11-23 2019-04-30 友达光电股份有限公司 背光模块

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5417568B2 (ja) * 2009-06-04 2014-02-19 株式会社オプトデザイン 面照明光源装置及びその面照明光源装置を複数配置した面照明装置
CN102483198B (zh) * 2009-09-02 2014-10-22 Opto设计股份有限公司 光源装置、照明装置以及显示装置
JP5515001B2 (ja) * 2009-09-02 2014-06-11 株式会社オプトデザイン 面照明光源装置及びこの面照明光源装置を用いた面照明装置
JP5320599B2 (ja) * 2009-09-18 2013-10-23 株式会社オプトデザイン 光源装置およびこの光源装置を用いた面照明装置
EP2503215A4 (en) 2009-11-16 2013-08-07 Opto Design Inc SURFACE LIGHT SOURCE UNIT, SURFACE ILLUMINATION DEVICE, AND LIQUID CRYSTAL DISPLAY DEVICE
JP5515003B2 (ja) * 2010-04-09 2014-06-11 株式会社オプトデザイン 照明装置付き拡大鏡
AU2011243504B2 (en) * 2010-04-23 2015-09-17 Opto Design, Inc. Surface illumination fixture and surface illumination device
JP2012150891A (ja) * 2011-01-17 2012-08-09 Sharp Corp 面照射光源装置
JP2013037788A (ja) * 2011-08-03 2013-02-21 Opt Design:Kk 発光体を用いた面照明光源装置
CN102506327A (zh) * 2011-11-08 2012-06-20 上海亚明灯泡厂有限公司 Led面光源模组以及获得均匀面光源白光的方法
DE102012205188A1 (de) 2012-03-30 2013-10-02 Tridonic Gmbh & Co. Kg LED-Leuchte
US9651205B2 (en) 2012-07-25 2017-05-16 Hitachi Maxell, Ltd. Lighting device with light shielding pattern and video display device using the same
CN104427031B (zh) * 2013-09-04 2017-09-19 富泰华精密电子（郑州）有限公司 电子装置
US9803833B2 (en) * 2013-12-03 2017-10-31 X Development Llc Multi-aperture illumination layer for tileable display
BR112016023157B1 (pt) * 2014-04-04 2022-09-13 Magneti Marelli S.P.A Dispositivo de indicação a led e painel de instrumentos de veículo
US20160230955A1 (en) * 2014-05-27 2016-08-11 El Lighting Co., LTD. Optical module
TWI574085B (zh) * 2014-09-11 2017-03-11 友達光電股份有限公司 具光均勻化設計之背光模組
TWI526747B (zh) * 2014-09-11 2016-03-21 友達光電股份有限公司 具網狀膜片支撐之背光模組
CN104806906A (zh) * 2015-04-01 2015-07-29 欧普照明股份有限公司 一种灯具及其匀光组件
KR101643978B1 (ko) * 2015-05-19 2016-07-29 노명재 사각배광 제어용 렌즈광학계
US10247984B2 (en) * 2016-06-29 2019-04-02 Amtran Technology Co., Ltd. Backlight module
CN107102473A (zh) * 2017-05-22 2017-08-29 青岛海信电器股份有限公司 一种背光模组及液晶显示装置
CN107703678A (zh) * 2017-09-11 2018-02-16 青岛海信电器股份有限公司 一种直下式背光模组以及显示装置
JP7291154B2 (ja) * 2018-01-02 2023-06-14 シグニファイ ホールディング ビー ヴィ 照明モジュール、キット及びパネル
TWI680573B (zh) * 2018-11-02 2019-12-21 友達光電股份有限公司 顯示面板及其畫素結構
JP7025660B2 (ja) * 2019-03-27 2022-02-25 日亜化学工業株式会社 発光装置
DE102020115536A1 (de) * 2019-06-21 2020-12-24 Lg Display Co., Ltd. Lichtleiterfilm, Hintergrundlichteinheit und Anzeigevorrichtung
KR20220025042A (ko) 2019-06-26 2022-03-03 코닝 인코포레이티드 디스플레이 장치 및 그를 위한 백라이트 유닛
CN213025136U (zh) * 2020-10-28 2021-04-20 合肥京东方视讯科技有限公司 显示设备的透光组件、信号指示灯及显示设备

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62145214U (ja) * 1986-03-10 1987-09-12
JPH0237604A (ja) * 1988-07-26 1990-02-07 Ono Gijutsu Kenkyusho:Kk 薄型ライトボックス
JPH0268803A (ja) * 1988-09-01 1990-03-08 Seiko Epson Corp ライトボックス
JPH0463503U (ja) * 1990-10-12 1992-05-29
WO2007034595A1 (ja) * 2005-09-26 2007-03-29 Sharp Kabushiki Kaisha 光学部品、表示装置用照明装置および表示装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5615686Y2 (ja) * 1977-07-14 1981-04-13
JPS61133502A (ja) * 1984-12-03 1986-06-20 三菱電機株式会社 面光源装置
JP2002343124A (ja) 2001-05-15 2002-11-29 Mitsubishi Rayon Co Ltd 面光源装置
JP2003186427A (ja) 2001-12-20 2003-07-04 Yazaki Corp 照明式表示装置
TWI247176B (en) 2004-03-30 2006-01-11 Chi Mei Optoelectronics Corp Direct point light source backlight module and liquid crystal display using the same
JP3821141B2 (ja) * 2004-06-14 2006-09-13 ソニー株式会社 バックライト装置及び液晶表示装置
KR20050121076A (ko) 2004-06-21 2005-12-26 삼성전자주식회사 백라이트 어셈블리 및 이를 이용한 표시장치
KR101111274B1 (ko) * 2004-06-29 2012-02-17 코닌클리즈케 필립스 일렉트로닉스 엔.브이. Ｌｅｄ 조명

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62145214U (ja) * 1986-03-10 1987-09-12
JPH0237604A (ja) * 1988-07-26 1990-02-07 Ono Gijutsu Kenkyusho:Kk 薄型ライトボックス
JPH0268803A (ja) * 1988-09-01 1990-03-08 Seiko Epson Corp ライトボックス
JPH0463503U (ja) * 1990-10-12 1992-05-29
WO2007034595A1 (ja) * 2005-09-26 2007-03-29 Sharp Kabushiki Kaisha 光学部品、表示装置用照明装置および表示装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2204603A4 *

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011022170A1 (en) * 2009-08-18 2011-02-24 Dolby Laboratories Licensing Corporation Reflectors with spatially varying reflectance/absorption gradients for color and luminance compensation
US8890905B2 (en) 2009-08-18 2014-11-18 Dolby Laboratories Licensing Corporation Reflectors with spatially varying reflectance/absorption gradients for color and luminance compensation
WO2012023602A1 (ja) * 2010-08-20 2012-02-23 株式会社オプトデザイン 車両用灯具
JP5584850B2 (ja) * 2010-08-20 2014-09-10 株式会社オプトデザイン 車両用灯具
KR101520436B1 (ko) 2010-09-30 2015-05-15 구니오 모리 접합 방법, 접착성 향상제, 표면 개질 방법, 표면 개질제, 및 신규 화합물
CN109696775A (zh) * 2018-11-23 2019-04-30 友达光电股份有限公司 背光模块

Also Published As

Publication number Publication date
EP2204603A1 (en) 2010-07-07
TW200923516A (en) 2009-06-01
TWI456304B (zh) 2014-10-11
JP2009110696A (ja) 2009-05-21
JP4538675B2 (ja) 2010-09-08
US20100232165A1 (en) 2010-09-16
US8408752B2 (en) 2013-04-02
EP2204603A4 (en) 2011-03-09

Similar Documents

Publication Publication Date Title
WO2009054083A1 (ja) 面照明ユニット、面照明光源装置、および面照明装置
WO2011109087A3 (en) Non-uniform diffuser to scatter light into uniform emission pattern
NZ597706A (en) Daylighting devices and methods with auxiliary lighting fixtures
WO2006135595A3 (en) Illumination device for simulating neon or similar lighting in the shape of a toroid
USD603545S1 (en) Lighting device
ATE438882T1 (de) Oberflächenabstrahlende leuchteinrichtung
TW200734580A (en) Reflector frame, flat light source device provided with the reflector frame, and display device using the flat light source device
WO2008114882A1 (ja) ライトボックス
NZ586949A (en) Lighting apparatus with circular upper plate and led modules on inner surface of inclined side portion.
EP2180241A3 (en) Lighting Apparatus
DE602006013731D1 (de) Bakenleuchte mit einem Reflektor und Leuchtdioden
TW200712564A (en) Brightness enhancement film having a light-guiding layer
WO2011119907A3 (en) Led light tube with dual sided light distribution
ATE367555T1 (de) Beleuchtungseinrichtung
USD608938S1 (en) Lamp base with translucent light guide
WO2011146677A3 (en) Led light bulb with translucent spherical diffuser and remote phosphor thereupon
WO2008084562A1 (ja) 照明器具
MX2008015439A (es) Luminaria de reflector ajustable.
TW200833999A (en) Lighting device and lighting method
US9640741B1 (en) Concentrating lens of a light emitting diode lamp
WO2006098847A3 (en) Luminaire with a one-sided diffuser
USD670416S1 (en) LED light reflector for a vehicle
WO2013036062A3 (en) Lighting module
WO2013032226A3 (en) Lighting module
ATE496262T1 (de) Beleuchtungseinheit

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 08790223

Country of ref document: EP

Kind code of ref document: A1

DPE1 Request for preliminary examination filed after expiration of 19th month from priority date (pct application filed from 20040101)
WWE Wipo information: entry into national phase

Ref document number: 12739359

Country of ref document: US

WWE Wipo information: entry into national phase

Ref document number: 2008790223

Country of ref document: EP

NENP Non-entry into the national phase

Ref country code: DE