KR20110057197A - 프리즘 형태의 광 방향전환 구조부를 지닌 광 방향전환 장치 - Google Patents

프리즘 형태의 광 방향전환 구조부를 지닌 광 방향전환 장치 Download PDF

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Publication number
KR20110057197A
KR20110057197A KR1020117007372A KR20117007372A KR20110057197A KR 20110057197 A KR20110057197 A KR 20110057197A KR 1020117007372 A KR1020117007372 A KR 1020117007372A KR 20117007372 A KR20117007372 A KR 20117007372A KR 20110057197 A KR20110057197 A KR 20110057197A
Authority
KR
South Korea
Prior art keywords
light
light guide
slits
display
slit
Prior art date
Application number
KR1020117007372A
Other languages
English (en)
Korean (ko)
Inventor
카스라 카제니
매니쉬 코타리
강 수
이온 비타
케이. 에스. 나라야난
Original Assignee
퀄컴 엠이엠스 테크놀로지스, 인크.
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 claimed from US12/336,480 external-priority patent/US20100051089A1/en
Application filed by 퀄컴 엠이엠스 테크놀로지스, 인크. filed Critical 퀄컴 엠이엠스 테크놀로지스, 인크.
Publication of KR20110057197A publication Critical patent/KR20110057197A/ko

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Classifications

    • 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
    • G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B81—MICROSTRUCTURAL TECHNOLOGY
    • B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
    • B81B7/00—Microstructural systems; Auxiliary parts of microstructural devices or systems
    • B81B7/02—Microstructural systems; Auxiliary parts of microstructural devices or systems containing distinct electrical or optical devices of particular relevance for their function, e.g. microelectro-mechanical systems [MEMS]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • 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
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/35—Optical coupling means having switching means
    • 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
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Mathematical Physics (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Micromachines (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
KR1020117007372A 2008-09-02 2009-08-31 프리즘 형태의 광 방향전환 구조부를 지닌 광 방향전환 장치 KR20110057197A (ko)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US9367808P 2008-09-02 2008-09-02
US9369508P 2008-09-02 2008-09-02
US61/093,695 2008-09-02
US61/093,678 2008-09-02
US12/336,480 US20100051089A1 (en) 2008-09-02 2008-12-16 Light collection device with prismatic light turning features
US12/336,480 2008-12-16

Publications (1)

Publication Number Publication Date
KR20110057197A true KR20110057197A (ko) 2011-05-31

Family

ID=41401759

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020117007372A KR20110057197A (ko) 2008-09-02 2009-08-31 프리즘 형태의 광 방향전환 구조부를 지닌 광 방향전환 장치

Country Status (6)

Country Link
EP (1) EP2334981A1 (fr)
JP (1) JP2012501482A (fr)
KR (1) KR20110057197A (fr)
CN (1) CN102132087A (fr)
TW (1) TWI454739B (fr)
WO (1) WO2010027942A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6319789B2 (ja) * 2014-02-27 2018-05-09 アルプス電気株式会社 ライトガイドおよびライトガイドを用いた照光装置
CN114373806A (zh) * 2020-10-14 2022-04-19 华为技术有限公司 光电器件及其制备方法
CN117321333A (zh) * 2021-05-18 2023-12-29 昕诺飞控股有限公司 声学照明设备

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09147615A (ja) * 1995-11-24 1997-06-06 Sanyo Electric Co Ltd 面発光器
JPH10260405A (ja) * 1997-03-18 1998-09-29 Seiko Epson Corp 照明装置、液晶表示装置及び電子機器
JP3703250B2 (ja) * 1997-05-13 2005-10-05 松下電器産業株式会社 反射表示用照明装置
EP0879991A3 (fr) * 1997-05-13 1999-04-21 Matsushita Electric Industrial Co., Ltd. Système d'illumination
EP1084366B1 (fr) * 1998-06-11 2003-09-17 Zumtobel Staff GmbH Systeme de distribution de lumiere
JP2000171798A (ja) * 1998-12-08 2000-06-23 Toshiba Corp バックライト装置
US6752505B2 (en) * 1999-02-23 2004-06-22 Solid State Opto Limited Light redirecting films and film systems
JP4006918B2 (ja) * 2000-02-28 2007-11-14 オムロン株式会社 面光源装置及びその製造方法
JP2001283622A (ja) * 2000-03-29 2001-10-12 Matsushita Electric Ind Co Ltd 照明装置及び反射型液晶表示装置
JP2002189151A (ja) * 2000-10-11 2002-07-05 Matsushita Electric Ind Co Ltd 光受信モジュール、光送受信モジュール及び製造方法
JP2003021835A (ja) * 2001-07-09 2003-01-24 Minolta Co Ltd フロントライト及びそれを用いた反射型液晶表示装置
JP3706559B2 (ja) * 2001-08-27 2005-10-12 三洋電機株式会社 表示装置
JP2003107465A (ja) * 2001-09-26 2003-04-09 Nidec Copal Corp フロントライト
US6799860B2 (en) * 2001-10-01 2004-10-05 Rohm Co., Ltd. Point light source-oriented light guiding means and lighting unit utilizing the same
JP2005024866A (ja) * 2003-07-02 2005-01-27 Casio Comput Co Ltd 液晶表示装置
US7515147B2 (en) * 2004-08-27 2009-04-07 Idc, Llc Staggered column drive circuit systems and methods
JP2006134632A (ja) * 2004-11-04 2006-05-25 Alps Electric Co Ltd 導光板並びにそれを用いた面発光装置及び表示装置
TWI330738B (en) * 2005-10-19 2010-09-21 Ind Tech Res Inst Sine-wave-like diffusion panel of a backlight module of direct type liquid crystal display
TWM299644U (en) * 2006-05-19 2006-10-21 Taiwan Nano Electro Opt Tech Mold forming structure for light guiding plate
US20090231877A1 (en) * 2006-10-06 2009-09-17 Qualcomm Mems Technologies, Inc. Thin light bar and method of manufacturing
JP2007026463A (ja) * 2006-10-20 2007-02-01 Fujitsu Ltd タッチパネル装置

Also Published As

Publication number Publication date
TW201015112A (en) 2010-04-16
EP2334981A1 (fr) 2011-06-22
WO2010027942A8 (fr) 2010-09-10
JP2012501482A (ja) 2012-01-19
TWI454739B (zh) 2014-10-01
CN102132087A (zh) 2011-07-20
WO2010027942A1 (fr) 2010-03-11

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