JP6698822B2 - 二方向コリメータ - Google Patents

二方向コリメータ Download PDF

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Publication number
JP6698822B2
JP6698822B2 JP2018511602A JP2018511602A JP6698822B2 JP 6698822 B2 JP6698822 B2 JP 6698822B2 JP 2018511602 A JP2018511602 A JP 2018511602A JP 2018511602 A JP2018511602 A JP 2018511602A JP 6698822 B2 JP6698822 B2 JP 6698822B2
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JP
Japan
Prior art keywords
light
collimator
optical
collimated
horizontal
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.)
Active
Application number
JP2018511602A
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English (en)
Japanese (ja)
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JP2018534600A5 (cg-RX-API-DMAC7.html
JP2018534600A (ja
Inventor
エー． ファッタル，デイビッド
エー． ファッタル，デイビッド
マ，ミン
リ，シュエジャン
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.)
Leia Inc
Original Assignee
Leia Inc
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Filing date
Publication date
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Publication of JP2018534600A5 publication Critical patent/JP2018534600A5/ja
Application granted granted Critical
Publication of JP6698822B2 publication Critical patent/JP6698822B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • G02B6/0013—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
    • G02B19/0004—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
    • 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)
JP2018511602A 2015-09-05 2015-10-20 二方向コリメータ Active JP6698822B2 (ja)

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 (3)

Publication Number Publication Date
JP2018534600A JP2018534600A (ja) 2018-11-22
JP2018534600A5 JP2018534600A5 (cg-RX-API-DMAC7.html) 2019-01-10
JP6698822B2 true JP6698822B2 (ja) 2020-05-27

Family

ID=58188550

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2018511602A Active JP6698822B2 (ja) 2015-09-05 2015-10-20 二方向コリメータ

Country Status (7)

Country Link
US (1) US10725226B2 (cg-RX-API-DMAC7.html)
EP (1) EP3345041B1 (cg-RX-API-DMAC7.html)
JP (1) JP6698822B2 (cg-RX-API-DMAC7.html)
KR (1) KR102235966B1 (cg-RX-API-DMAC7.html)
CN (1) CN107924063B (cg-RX-API-DMAC7.html)
CA (1) CA2991923C (cg-RX-API-DMAC7.html)
WO (1) WO2017039725A1 (cg-RX-API-DMAC7.html)

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
EP3345025B1 (en) 2015-09-05 2025-01-01 LEIA Inc. Time-modulated backlight and multiview display using same
WO2017099661A1 (en) * 2015-12-10 2017-06-15 Swedish Adrenaline 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
JP7203010B2 (ja) 2016-07-26 2023-01-12 レイア、インコーポレイテッド バーコリメータ、バックライトシステムおよび方法
US20180205924A1 (en) * 2017-01-19 2018-07-19 Yi Le Display assembly and electronic display apparatus for the application thereof
CN110462477B (zh) 2017-03-31 2021-05-07 镭亚股份有限公司 背光体、多视图显示器和使用锥形准直器的方法
WO2019168538A1 (en) * 2018-03-01 2019-09-06 Leia Inc. Static multiview display and method employing collimated guided light
CN112534337B (zh) 2018-08-13 2024-05-28 镭亚股份有限公司 光栅准直器、背光系统和采用光回收光源的方法
CA3110154C (en) 2018-10-15 2023-09-12 Leia Inc. Backlight, multiview display and method having a grating spreader
US11137534B2 (en) 2019-06-26 2021-10-05 Synaptics Incorporated Systems and methods for optical imaging based on diffraction gratings
KR102819508B1 (ko) * 2020-03-02 2025-06-12 레이아 인코포레이티드 애니메이션형 정적 멀티뷰 디스플레이 및 방법
US12372709B2 (en) * 2023-01-31 2025-07-29 Visteon Global Technologies, Inc. Display backlight for avoiding windshield reflections

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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
JP2005011539A (ja) * 2003-06-16 2005-01-13 Nagano Kogaku Kenkyusho:Kk 面光源装置
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
KR100754400B1 (ko) * 2006-04-21 2007-08-31 삼성전자주식회사 백라이트 유닛 및 이를 채용한 디스플레이 장치
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JP5153775B2 (ja) * 2007-07-17 2013-02-27 パナソニック株式会社 液晶バックライト装置及び液晶ディスプレイ
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Also Published As

Publication number Publication date
KR20180048565A (ko) 2018-05-10
EP3345041C0 (en) 2025-06-25
EP3345041B1 (en) 2025-06-25
WO2017039725A1 (en) 2017-03-09
CA2991923C (en) 2022-11-01
EP3345041A4 (en) 2019-08-07
US20180164489A1 (en) 2018-06-14
CN107924063A (zh) 2018-04-17
CA2991923A1 (en) 2017-03-09
US10725226B2 (en) 2020-07-28
EP3345041A1 (en) 2018-07-11
JP2018534600A (ja) 2018-11-22
KR102235966B1 (ko) 2021-04-05
CN107924063B (zh) 2021-01-15

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