IN2015DN01583A - - Google Patents

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Publication number
IN2015DN01583A
IN2015DN01583A IN1583DEN2015A IN2015DN01583A IN 2015DN01583 A IN2015DN01583 A IN 2015DN01583A IN 1583DEN2015 A IN1583DEN2015 A IN 1583DEN2015A IN 2015DN01583 A IN2015DN01583 A IN 2015DN01583A
Authority
IN
India
Prior art keywords
light
guide plate
distribution module
light guide
display
Prior art date
Application number
Other languages
English (en)
Inventor
Thomas Fäcke
Friedrich Karl Bruder
Rainer Hagen
Günther Walze
Thomas Rölle
Horst Berneth
Dennis Hönel
Marc Stephan Weiser
Werner Hoheisel
Original Assignee
Bayer Materialscience Ag
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 Bayer Materialscience Ag filed Critical Bayer Materialscience Ag
Publication of IN2015DN01583A publication Critical patent/IN2015DN01583A/en

Links

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
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/32—Holograms used as optical elements
    • 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
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0051—Diffusing 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
    • G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
    • G02B6/0061—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to provide homogeneous light output intensity
    • 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
    • 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

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)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Planar Illumination Modules (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
IN1583DEN2015 2012-08-13 2013-08-09 IN2015DN01583A (enExample)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP12180245 2012-08-13
PCT/EP2013/066711 WO2014026923A1 (de) 2012-08-13 2013-08-09 Lichtführungsplatte mit auskoppelelementen

Publications (1)

Publication Number Publication Date
IN2015DN01583A true IN2015DN01583A (enExample) 2015-07-03

Family

ID=47010205

Family Applications (1)

Application Number Title Priority Date Filing Date
IN1583DEN2015 IN2015DN01583A (enExample) 2012-08-13 2013-08-09

Country Status (9)

Country Link
US (1) US20150192725A1 (enExample)
EP (1) EP2883090A1 (enExample)
JP (1) JP6437435B2 (enExample)
KR (1) KR20150043390A (enExample)
CN (1) CN104704407A (enExample)
IN (1) IN2015DN01583A (enExample)
RU (1) RU2015108650A (enExample)
TW (1) TWI617848B (enExample)
WO (1) WO2014026923A1 (enExample)

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JP2016206495A (ja) * 2015-04-24 2016-12-08 セイコーエプソン株式会社 回折光学素子の製造方法、回折光学素子及び画像表示装置
TW201730695A (zh) * 2015-11-20 2017-09-01 科思創德意志股份有限公司 光束成形全像攝影之光學元件的製造方法
US11016336B2 (en) * 2016-02-12 2021-05-25 Microsoft Technology Licensing, Llc Bragg grating-based display filtering
JP6820940B2 (ja) * 2016-03-23 2021-01-27 レイア、インコーポレイテッドＬｅｉａ Ｉｎｃ． 反射格子島状構造を使用する格子ベースのバックライト
KR102654863B1 (ko) * 2016-11-08 2024-04-05 삼성전자주식회사 지향성 백라이트 유닛 및 이를 포함하는 영상 표시 장치
KR102435182B1 (ko) * 2017-11-29 2022-08-23 에스엘 주식회사 차량용 램프
CN109991775B (zh) 2018-01-03 2020-06-30 京东方科技集团股份有限公司 背光源和显示装置
CN113703174B (zh) * 2020-05-22 2024-08-06 富泰华工业（深圳）有限公司 全息显示装置
RU202751U1 (ru) * 2020-08-11 2021-03-04 Постовой Денис Александрович Диодная сборка
WO2022178760A1 (zh) * 2021-02-25 2022-09-01 京东方科技集团股份有限公司 显示装置及其制造方法
CN113067162B (zh) * 2021-03-30 2022-07-22 北京环境特性研究所 一种多频带滤波的频率选择性透波结构
TWI871756B (zh) * 2022-09-06 2025-02-01 宏達國際電子股份有限公司 波導裝置及光學引擎
US12650552B1 (en) * 2022-09-07 2026-06-09 Amazon Technologies, Inc. Volume hologram waveguide with coupled photopolymers
DE112024002169A5 (de) * 2023-05-19 2026-03-05 Schott Ag Verbundkomponente für optische Lichtleiterelemente sowie Verfahren zu deren Herstellung
EP4743709A1 (en) * 2023-07-13 2026-05-20 Harman International Industries, Incorporated LIGHTING PANEL AND LIGHTING PANEL ASSEMBLY
US12681231B1 (en) 2025-08-12 2026-07-14 Chicony Power Technology Co., Ltd. Backlight module

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Also Published As

Publication number Publication date
WO2014026923A1 (de) 2014-02-20
JP6437435B2 (ja) 2018-12-12
KR20150043390A (ko) 2015-04-22
RU2015108650A (ru) 2016-10-10
TW201421085A (zh) 2014-06-01
TWI617848B (zh) 2018-03-11
JP2015531886A (ja) 2015-11-05
US20150192725A1 (en) 2015-07-09
EP2883090A1 (de) 2015-06-17
CN104704407A (zh) 2015-06-10

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