KR102315159B1 - 광-발생원들을 이용한 광 확산 - Google Patents

광-발생원들을 이용한 광 확산 Download PDF

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Publication number
KR102315159B1
KR102315159B1 KR1020167035118A KR20167035118A KR102315159B1 KR 102315159 B1 KR102315159 B1 KR 102315159B1 KR 1020167035118 A KR1020167035118 A KR 1020167035118A KR 20167035118 A KR20167035118 A KR 20167035118A KR 102315159 B1 KR102315159 B1 KR 102315159B1
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KR
South Korea
Prior art keywords
light
delete delete
diffusing
diffusion
generating sources
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Expired - Fee Related
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KR1020167035118A
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English (en)
Korean (ko)
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KR20170066281A (ko
Inventor
코디 지. 페터슨
앤드류 피. 후스카
케이시 크리스티
클린턴 아담스
Original Assignee
로히니, 엘엘씨.
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Publication of KR20170066281A publication Critical patent/KR20170066281A/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
    • G02B6/0066—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
    • G02B6/0033—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
    • G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
    • 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
    • G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
    • G02B6/0086—Positioning aspects
    • G02B6/009—Positioning aspects of the light source in the package
    • 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
    • G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
    • G02B6/0086—Positioning aspects
    • G02B6/0091—Positioning aspects of the light source relative to the light guide
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
    • H01H13/83—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard characterised by legends, e.g. Braille, liquid crystal displays, light emitting or optical elements

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  • 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)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Eye Examination Apparatus (AREA)
KR1020167035118A 2014-05-15 2015-05-15 광-발생원들을 이용한 광 확산 Expired - Fee Related KR102315159B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201461994021P 2014-05-15 2014-05-15
US61/994,021 2014-05-15
PCT/US2015/031254 WO2015176044A1 (en) 2014-05-15 2015-05-15 Light diffusion with light-generating sources

Publications (2)

Publication Number Publication Date
KR20170066281A KR20170066281A (ko) 2017-06-14
KR102315159B1 true KR102315159B1 (ko) 2021-10-19

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020167035118A Expired - Fee Related KR102315159B1 (ko) 2014-05-15 2015-05-15 광-발생원들을 이용한 광 확산

Country Status (9)

Country Link
US (2) US9880341B2 (https=)
EP (2) EP3825605B1 (https=)
JP (2) JP6412256B2 (https=)
KR (1) KR102315159B1 (https=)
CN (1) CN107002980B (https=)
AU (1) AU2015258790B2 (https=)
CA (1) CA2949223C (https=)
ES (1) ES2952637T3 (https=)
WO (1) WO2015176044A1 (https=)

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KR102298484B1 (ko) * 2016-01-15 2021-09-03 로히니, 엘엘씨. 장치 상의 커버를 통해 후면 발광하는 장치 및 방법
CN111247369A (zh) * 2017-08-24 2020-06-05 康宁公司 用于高动态范围微led背光的系统和方法
GB201718307D0 (en) 2017-11-05 2017-12-20 Optovate Ltd Display apparatus
GB201800574D0 (en) 2018-01-14 2018-02-28 Optovate Ltd Illumination apparatus
GB201807747D0 (en) 2018-05-13 2018-06-27 Optovate Ltd Colour micro-LED display apparatus
CN109613642B (zh) * 2018-11-30 2020-07-07 合肥泰沃达智能装备有限公司 一种半反半透导光板
US11649944B2 (en) 2019-02-08 2023-05-16 Signify Holding B.V. Lighting device
TWI912252B (zh) 2019-07-02 2026-01-21 美商瑞爾Ｄ斯帕克有限責任公司 定向顯示設備
KR102937412B1 (ko) 2019-10-03 2026-03-12 리얼디 스파크, 엘엘씨 수동형 광학 나노구조를 포함하는 조명 장치
US11448813B1 (en) 2020-06-22 2022-09-20 Waymo Llc Diffuser for illuminating port
US12158602B2 (en) 2021-06-22 2024-12-03 Reald Spark, Llc Illumination apparatus

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Also Published As

Publication number Publication date
AU2015258790A1 (en) 2016-12-01
JP2017516286A (ja) 2017-06-15
CN107002980B (zh) 2020-07-17
AU2015258790B2 (en) 2019-07-18
CA2949223A1 (en) 2015-11-19
EP3143327A4 (en) 2018-05-16
JP6640948B2 (ja) 2020-02-05
EP3825605A1 (en) 2021-05-26
EP3825605B1 (en) 2023-06-07
EP3143327A1 (en) 2017-03-22
CN107002980A (zh) 2017-08-01
JP2018200899A (ja) 2018-12-20
JP6412256B2 (ja) 2018-10-24
EP3825605C0 (en) 2023-06-07
US20180164494A1 (en) 2018-06-14
US10156673B2 (en) 2018-12-18
WO2015176044A1 (en) 2015-11-19
KR20170066281A (ko) 2017-06-14
ES2952637T3 (es) 2023-11-02
US9880341B2 (en) 2018-01-30
US20160349437A1 (en) 2016-12-01
CA2949223C (en) 2022-07-12

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