KR20110009070A - 조명 장치 및 표시 장치 - Google Patents

조명 장치 및 표시 장치 Download PDF

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Publication number
KR20110009070A
KR20110009070A KR1020107000570A KR20107000570A KR20110009070A KR 20110009070 A KR20110009070 A KR 20110009070A KR 1020107000570 A KR1020107000570 A KR 1020107000570A KR 20107000570 A KR20107000570 A KR 20107000570A KR 20110009070 A KR20110009070 A KR 20110009070A
Authority
KR
South Korea
Prior art keywords
light
linear light
region
dimensional structure
light source
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.)
Withdrawn
Application number
KR1020107000570A
Other languages
English (en)
Korean (ko)
Inventor
쇼고 신카이
시게히로 야마키타
히로카즈 오다기리
야스유키 쿠도
Original Assignee
소니 주식회사
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 소니 주식회사 filed Critical 소니 주식회사
Publication of KR20110009070A publication Critical patent/KR20110009070A/ko
Withdrawn legal-status Critical Current

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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
    • G02F1/133602—Direct backlight
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0037—Arrays characterized by the distribution or form of lenses
    • G02B3/0043—Inhomogeneous or irregular arrays, e.g. varying shape, size, height
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/0263—Diffusing elements; Afocal elements characterised by the diffusing properties with positional variation of the diffusing properties, e.g. gradient or patterned diffuser
    • 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
    • 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
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • G02F1/133607—Direct backlight including a specially adapted diffusing, scattering or light controlling members the light controlling member including light directing or refracting elements, e.g. prisms or lenses

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Planar Illumination Modules (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Liquid Crystal (AREA)
KR1020107000570A 2008-05-23 2009-05-20 조명 장치 및 표시 장치 Withdrawn KR20110009070A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2008135803A JP5071675B2 (ja) 2008-05-23 2008-05-23 照明装置および表示装置
JPJP-P-2008-135803 2008-05-23

Publications (1)

Publication Number Publication Date
KR20110009070A true KR20110009070A (ko) 2011-01-27

Family

ID=41340154

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020107000570A Withdrawn KR20110009070A (ko) 2008-05-23 2009-05-20 조명 장치 및 표시 장치

Country Status (8)

Country Link
US (1) US8246188B2 (enExample)
EP (1) EP2278213A4 (enExample)
JP (1) JP5071675B2 (enExample)
KR (1) KR20110009070A (enExample)
CN (1) CN101755166B (enExample)
BR (1) BRPI0903906A2 (enExample)
TW (1) TW201013116A (enExample)
WO (1) WO2009142226A1 (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5295721B2 (ja) * 2008-11-04 2013-09-18 旭化成株式会社 バックライトユニット
JP5379728B2 (ja) * 2009-03-25 2013-12-25 旭化成株式会社 光線制御ユニット
JP5927536B2 (ja) * 2011-07-05 2016-06-01 パナソニックＩｐマネジメント株式会社 導光板および面光源装置
KR102094806B1 (ko) * 2013-06-19 2020-03-31 엘지디스플레이 주식회사 발광다이오드 팩키지 및 이를 포함한 액정표시장치
EP3344910B1 (en) * 2015-09-02 2019-04-24 Lumileds Holding B.V. Led module and lighting module
JP2019139851A (ja) * 2018-02-06 2019-08-22 オムロン株式会社 導光板、面光源装置、表示装置、及び電子機器
KR102551354B1 (ko) * 2018-04-20 2023-07-04 삼성전자 주식회사 반도체 발광 소자 및 그 제조 방법
CN109270735B (zh) * 2018-10-25 2021-08-17 厦门天马微电子有限公司 一种背光模组及显示装置
WO2020236971A1 (en) * 2019-05-20 2020-11-26 Abl Ip Holding Llc Micro-structured optical sheet and panel light assembly using same
US11624495B2 (en) 2019-05-20 2023-04-11 Abl Ip Holding Llc Systems and methods for stabilizing optical sheets in luminaires
USD982224S1 (en) 2021-03-25 2023-03-28 Abl Ip Holding Llc Planar optical panel for a light fixture
JP7562486B2 (ja) * 2021-07-07 2024-10-07 恵和株式会社 光拡散シート、バックライトユニット、液晶表示装置、情報機器、及び光拡散シートの製造方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09236803A (ja) * 1996-02-28 1997-09-09 Victor Co Of Japan Ltd 液晶ディスプレイ用バックライト
US5995288A (en) 1997-04-22 1999-11-30 Dai Nippon Printing Co., Ltd. Optical sheet optical sheet lamination light source device, and light-transmissive type display apparatus
KR100897745B1 (ko) * 2002-06-26 2009-05-15 삼성전자주식회사 백 라이트 어셈블리 및 이를 갖는 직하형 액정 표시 장치
TWI364600B (en) 2004-04-12 2012-05-21 Kuraray Co An illumination device an image display device using the illumination device and a light diffusing board used by the devices
JP4499519B2 (ja) * 2004-07-12 2010-07-07 大日本印刷株式会社 拡散シート、面光源装置、透過型表示装置
US20060204720A1 (en) 2004-12-23 2006-09-14 Biernath Rolf W Uniaxially oriented birefringent article having a structured surface
KR101158893B1 (ko) * 2005-06-09 2012-06-25 삼성전자주식회사 광학 부재, 이를 갖는 백라이트 어셈블리 및 액정표시장치
TW200708853A (en) * 2005-08-30 2007-03-01 Ind Tech Res Inst Light-guide plate and the backlight module having the same
JP4631628B2 (ja) * 2005-09-13 2011-02-16 日本電気株式会社 照明装置及び表示装置
US20070110386A1 (en) 2005-11-12 2007-05-17 Tien-Hon Chiang Device having combined diffusing, collimating, and color mixing light control function
JP5170988B2 (ja) * 2006-07-03 2013-03-27 株式会社ジャパンディスプレイイースト 液晶表示装置
TWI346813B (en) * 2006-10-14 2011-08-11 Au Optronics Corp Diffuser plate and backlight module using the same
JP5493312B2 (ja) * 2008-08-22 2014-05-14 ソニー株式会社 面発光装置及び画像表示装置

Also Published As

Publication number Publication date
TW201013116A (en) 2010-04-01
CN101755166A (zh) 2010-06-23
US20100195314A1 (en) 2010-08-05
JP2009283365A (ja) 2009-12-03
EP2278213A4 (en) 2011-06-22
WO2009142226A1 (ja) 2009-11-26
EP2278213A1 (en) 2011-01-26
US8246188B2 (en) 2012-08-21
TWI370218B (enExample) 2012-08-11
CN101755166B (zh) 2013-03-13
BRPI0903906A2 (pt) 2015-06-30
JP5071675B2 (ja) 2012-11-14

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Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20100111

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid