CN107924063B - 双向准直器 - Google Patents

双向准直器 Download PDF

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Publication number
CN107924063B
CN107924063B CN201580082878.7A CN201580082878A CN107924063B CN 107924063 B CN107924063 B CN 107924063B CN 201580082878 A CN201580082878 A CN 201580082878A CN 107924063 B CN107924063 B CN 107924063B
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CN
China
Prior art keywords
light
collimator
horizontal
vertical
collimated
Prior art date
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Application number
CN201580082878.7A
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English (en)
Chinese (zh)
Other versions
CN107924063A (zh
Inventor
D.A.法塔尔
马明
李雪健
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Radium Asia Electronics Suzhou Co Ltd
Leia Inc
Original Assignee
Radium Asia Electronics Suzhou Co ltd
Leia 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.)
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Publication of CN107924063A publication Critical patent/CN107924063A/zh
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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0004—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed
    • G02B19/0019—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed having reflective surfaces only (e.g. louvre systems, systems with multiple planar reflectors)
    • G02B19/0023—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed having reflective surfaces only (e.g. louvre systems, systems with multiple planar reflectors) at least one surface having optical power
    • 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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0033—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use
    • G02B19/0047—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source
    • 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
    • G02B27/30—Collimators
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • 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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
    • G02B6/0031—Reflecting element, sheet or layer
    • 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
    • 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
    • G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along 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
    • G02B6/0075—Arrangements of multiple light guides
    • G02B6/0078—Side-by-side arrangements, e.g. for large area displays

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Planar Illumination Modules (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Liquid Crystal (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
CN201580082878.7A 2015-09-05 2015-10-20 双向准直器 Active CN107924063B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201562214978P 2015-09-05 2015-09-05
US62/214,978 2015-09-05
PCT/US2015/056529 WO2017039725A1 (en) 2015-09-05 2015-10-20 Dual-direction collimator

Publications (2)

Publication Number Publication Date
CN107924063A CN107924063A (zh) 2018-04-17
CN107924063B true CN107924063B (zh) 2021-01-15

Family

ID=58188550

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201580082878.7A Active CN107924063B (zh) 2015-09-05 2015-10-20 双向准直器

Country Status (7)

Country Link
US (1) US10725226B2 (https=)
EP (1) EP3345041B1 (https=)
JP (1) JP6698822B2 (https=)
KR (1) KR102235966B1 (https=)
CN (1) CN107924063B (https=)
CA (1) CA2991923C (https=)
WO (1) WO2017039725A1 (https=)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9829614B2 (en) 2015-02-02 2017-11-28 Synaptics Incorporated Optical sensor using collimator
JP6804525B2 (ja) 2015-09-05 2020-12-23 レイア、インコーポレイテッドＬｅｉａ Ｉｎｃ． 時間多重化バックライトおよびこれを使用するマルチビューディスプレイ
US11163056B2 (en) * 2015-12-10 2021-11-02 Raytelligence Ab Radar detector for monitoring of bodily functions
FR3046850B1 (fr) * 2016-01-15 2018-01-26 Universite De Strasbourg Guide optique ameliore et systeme optique comportant un tel guide optique
CN109477625A (zh) 2016-07-26 2019-03-15 镭亚股份有限公司 条形准直器、背光体系统和方法
US20180205924A1 (en) * 2017-01-19 2018-07-19 Yi Le Display assembly and electronic display apparatus for the application thereof
JP6971324B2 (ja) 2017-03-31 2021-11-24 レイア、インコーポレイテッドLeia Inc. バックライト、マルチビューディスプレイ、およびテーパ付きコリメータを使用する方法
CA3089955C (en) * 2018-03-01 2022-10-18 Leia Inc. Static multiview display and method employing collimated guided light
EP3837579B1 (en) 2018-08-13 2024-05-22 LEIA Inc. Grating collimator, backlight system, and method employing a light-recycling light source
KR20210060643A (ko) 2018-10-15 2021-05-26 레이아 인코포레이티드 격자 확산체를 갖는 백라이트, 멀티뷰 디스플레이 및 방법
US11137534B2 (en) 2019-06-26 2021-10-05 Synaptics Incorporated Systems and methods for optical imaging based on diffraction gratings
WO2021178256A1 (en) * 2020-03-02 2021-09-10 Leia Inc. Animated static multiview display and method
US12372709B2 (en) * 2023-01-31 2025-07-29 Visteon Global Technologies, Inc. Display backlight for avoiding windshield reflections

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005011539A (ja) * 2003-06-16 2005-01-13 Nagano Kogaku Kenkyusho:Kk 面光源装置
CN101059620A (zh) * 2006-04-21 2007-10-24 三星电子株式会社 背光单元和采用该背光单元的显示装置
CN101743510A (zh) * 2007-07-17 2010-06-16 松下电器产业株式会社 液晶背光装置以及液晶显示器
CN102588845A (zh) * 2012-03-07 2012-07-18 苏州大学 背光照明装置及液晶显示装置
TW201243408A (en) * 2010-12-31 2012-11-01 Luminit Llc Substrate-guided holographic diffuser

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4081667A (en) * 1976-07-28 1978-03-28 Optical Coating Laboratory, Inc. Lighting fixture having fresnel reflector with high reflection coating thereon
US4755826A (en) * 1983-01-10 1988-07-05 The United States Of America As Represented By The Secretary Of The Navy Bicollimated offset Gregorian dual reflector antenna system
US4784700A (en) * 1987-05-26 1988-11-15 General Dynamics Corp./Space Systems Div. Point focus solar concentrator using reflector strips of various geometries to form primary and secondary reflectors
US5896237A (en) * 1994-07-22 1999-04-20 Mcdonnell Douglas Corporation Sensor assembly with dual reflectors to offset sensor
US6646813B2 (en) * 2000-12-21 2003-11-11 Light Prescriptions Innovators, Llc. Optical transformer for small light sources
US6663262B2 (en) * 2001-09-10 2003-12-16 3M Innovative Properties Company Backlighting transmissive displays
US20040240034A1 (en) * 2001-11-30 2004-12-02 Scharf Bruce R. Diffraction compensation using a patterned reflector
US7513642B2 (en) * 2004-09-20 2009-04-07 Koninklijke Philips Electronics N.V. LED collimator element with a semiparabolic reflector
JP4436752B2 (ja) * 2004-12-22 2010-03-24 シャープ株式会社 光源装置および液晶表示装置
AU2008251020A1 (en) * 2007-05-11 2008-11-20 Rpo Pty Limited A transmissive body
US8297786B2 (en) * 2008-07-10 2012-10-30 Oree, Inc. Slim waveguide coupling apparatus and method
KR101286095B1 (ko) 2008-09-11 2013-07-15 엘지디스플레이 주식회사 액정표시장치용 일체형 멀티집광시트
AU2009293000A1 (en) * 2008-09-19 2010-03-25 The Regents Of The University Of California System and method for solar energy capture and related method of manufacturing
US20110032214A1 (en) * 2009-06-01 2011-02-10 Qualcomm Mems Technologies, Inc. Front light based optical touch screen
US8851707B2 (en) 2010-06-15 2014-10-07 Dialight Corporation Highly collimating reflector lens optic and light emitting diodes
US9188731B2 (en) 2012-05-18 2015-11-17 Reald Inc. Directional backlight
US8971680B2 (en) 2012-05-22 2015-03-03 Sharp Laboratories Of America, Inc. Waveguide with Controlled Light Collimation
KR20150128719A (ko) * 2013-03-13 2015-11-18 휴렛-팩커드 디벨롭먼트 컴퍼니, 엘.피. 콜리메이팅 반사체를 갖는 백라이트
US8915635B2 (en) * 2013-03-13 2014-12-23 Hewlett-Packard Development Company, L.P. Backlight having dual collimating reflectors
CN104508353B (zh) * 2013-07-30 2018-08-31 镭亚股份有限公司 基于多束衍射光栅的背光照明
US9442279B2 (en) * 2013-08-23 2016-09-13 Jeffrey Michael Citron Open architecture structure for trough shaped solar concentrators
US10048647B2 (en) * 2014-03-27 2018-08-14 Microsoft Technology Licensing, Llc Optical waveguide including spatially-varying volume hologram
CN106662773B (zh) * 2014-06-26 2021-08-06 瑞尔D 斯帕克有限责任公司 定向防窥显示器
EP3283906B1 (en) * 2015-04-13 2020-09-23 RealD Spark, LLC Wide angle imaging directional backlights
EP3304188B1 (en) * 2015-05-27 2020-10-07 RealD Spark, LLC Wide angle imaging directional backlights

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005011539A (ja) * 2003-06-16 2005-01-13 Nagano Kogaku Kenkyusho:Kk 面光源装置
CN101059620A (zh) * 2006-04-21 2007-10-24 三星电子株式会社 背光单元和采用该背光单元的显示装置
CN101743510A (zh) * 2007-07-17 2010-06-16 松下电器产业株式会社 液晶背光装置以及液晶显示器
TW201243408A (en) * 2010-12-31 2012-11-01 Luminit Llc Substrate-guided holographic diffuser
CN102588845A (zh) * 2012-03-07 2012-07-18 苏州大学 背光照明装置及液晶显示装置

Also Published As

Publication number Publication date
CA2991923A1 (en) 2017-03-09
EP3345041A4 (en) 2019-08-07
KR20180048565A (ko) 2018-05-10
US20180164489A1 (en) 2018-06-14
WO2017039725A1 (en) 2017-03-09
EP3345041A1 (en) 2018-07-11
EP3345041B1 (en) 2025-06-25
CA2991923C (en) 2022-11-01
EP3345041C0 (en) 2025-06-25
JP2018534600A (ja) 2018-11-22
KR102235966B1 (ko) 2021-04-05
JP6698822B2 (ja) 2020-05-27
CN107924063A (zh) 2018-04-17
US10725226B2 (en) 2020-07-28

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