CN109804283A - 导光板、面光源装置、显示装置以及电子设备 - Google Patents
导光板、面光源装置、显示装置以及电子设备 Download PDFInfo
- Publication number
- CN109804283A CN109804283A CN201780061405.8A CN201780061405A CN109804283A CN 109804283 A CN109804283 A CN 109804283A CN 201780061405 A CN201780061405 A CN 201780061405A CN 109804283 A CN109804283 A CN 109804283A
- Authority
- CN
- China
- Prior art keywords
- light
- guide plate
- light guide
- light source
- recess portion
- 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.)
- Granted
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
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0016—Grooves, prisms, gratings, scattering particles or rough 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
-
- 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
- G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/002—Means for improving the coupling-in of light from the light source into 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, e.g. with collimating, focussing or diverging surfaces
- G02B6/0021—Means for improving the coupling-in of light from the light source into 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, e.g. with collimating, focussing or diverging surfaces for housing at least a part of the light source, e.g. by forming holes or recesses
-
- 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
- G02B6/0028—Light guide, e.g. taper
-
- 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
- G02B6/004—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
- G02B6/0043—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided on the surface of 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
- G02F1/0102—Constructional details, not otherwise provided for in this subclass
- G02F1/0107—Gaskets, spacers or sealing of cells; Filling and closing of cells
-
- 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
-
- 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
- G02F1/133524—Light-guides, e.g. fibre-optic bundles, louvered or jalousie light-guides
-
- 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
-
- 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
- G02F1/133608—Direct backlight including particular frames or supporting 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
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
- G02F1/133607—Direct backlight including a specially adapted diffusing, scattering or light controlling members the light controlling member including light directing or refracting elements, e.g. prisms or lenses
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Planar Illumination Modules (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Liquid Crystal (AREA)
Abstract
Description
Claims (13)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110289218.3A CN112882149B (zh) | 2016-12-09 | 2017-12-05 | 面光源装置、显示装置以及电子设备 |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016239560A JP6827635B2 (ja) | 2016-12-09 | 2016-12-09 | 面光源装置、表示装置及び電子機器 |
JP2016-239560 | 2016-12-09 | ||
PCT/JP2017/043610 WO2018105597A1 (ja) | 2016-12-09 | 2017-12-05 | 導光板、面光源装置、表示装置及び電子機器 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110289218.3A Division CN112882149B (zh) | 2016-12-09 | 2017-12-05 | 面光源装置、显示装置以及电子设备 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109804283A true CN109804283A (zh) | 2019-05-24 |
CN109804283B CN109804283B (zh) | 2021-04-20 |
Family
ID=62492345
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201780061405.8A Active CN109804283B (zh) | 2016-12-09 | 2017-12-05 | 面光源装置、显示装置以及电子设备 |
CN202110289218.3A Active CN112882149B (zh) | 2016-12-09 | 2017-12-05 | 面光源装置、显示装置以及电子设备 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110289218.3A Active CN112882149B (zh) | 2016-12-09 | 2017-12-05 | 面光源装置、显示装置以及电子设备 |
Country Status (6)
Country | Link |
---|---|
US (2) | US10845524B2 (zh) |
JP (1) | JP6827635B2 (zh) |
KR (2) | KR102219602B1 (zh) |
CN (2) | CN109804283B (zh) |
TW (1) | TWI642984B (zh) |
WO (1) | WO2018105597A1 (zh) |
Cited By (4)
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---|---|---|---|---|
CN110296330A (zh) * | 2019-07-08 | 2019-10-01 | 海盐金隆照明科技有限公司 | 一种全反射室内照明led灯 |
CN110529827A (zh) * | 2019-09-20 | 2019-12-03 | 珠海格力电器股份有限公司 | 一种灯板及其应用 |
CN110609418A (zh) * | 2019-09-24 | 2019-12-24 | 深圳创维-Rgb电子有限公司 | 一种背光模组及显示设备 |
CN114137759A (zh) * | 2020-09-03 | 2022-03-04 | 群创光电股份有限公司 | 背光模块 |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
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GB2484713A (en) | 2010-10-21 | 2012-04-25 | Optovate Ltd | Illumination apparatus |
JP2018101521A (ja) | 2016-12-20 | 2018-06-28 | オムロン株式会社 | 導光板、面光源装置、表示装置及び電子機器 |
GB201705364D0 (en) | 2017-04-03 | 2017-05-17 | Optovate Ltd | Illumination apparatus |
GB201705365D0 (en) | 2017-04-03 | 2017-05-17 | Optovate Ltd | Illumination apparatus |
GB201718307D0 (en) | 2017-11-05 | 2017-12-20 | Optovate Ltd | Display apparatus |
GB201800574D0 (en) | 2018-01-14 | 2018-02-28 | Optovate Ltd | Illumination apparatus |
CN108388047A (zh) * | 2018-02-24 | 2018-08-10 | 惠科股份有限公司 | 一种背光模组及显示装置 |
GB201803767D0 (en) | 2018-03-09 | 2018-04-25 | Optovate Ltd | Illumination apparatus |
GB201807747D0 (en) | 2018-05-13 | 2018-06-27 | Optovate Ltd | Colour micro-LED display apparatus |
CN110794614B (zh) | 2018-08-03 | 2022-10-25 | 日亚化学工业株式会社 | 发光模块 |
JP6717400B2 (ja) | 2018-08-03 | 2020-07-01 | 日亜化学工業株式会社 | 発光モジュール |
US11056615B2 (en) | 2018-09-28 | 2021-07-06 | Nichia Corporation | Method for manufacturing light emitting module with concave surface light guide plate |
JP6753457B2 (ja) * | 2018-12-27 | 2020-09-09 | 日亜化学工業株式会社 | 発光モジュール |
JP6680349B1 (ja) | 2018-12-28 | 2020-04-15 | 日亜化学工業株式会社 | 発光モジュール |
JP6841292B2 (ja) | 2019-03-05 | 2021-03-10 | 日亜化学工業株式会社 | 発光モジュール |
US11681090B2 (en) | 2019-05-30 | 2023-06-20 | Nichia Corporation | Light emitting module and method of manufacturing same |
US11450795B2 (en) | 2019-05-31 | 2022-09-20 | Nichia Corporation | Light-emitting module and surface-emitting light source including a plurality of wiring formations between two terminals |
KR20210001964A (ko) | 2019-06-27 | 2021-01-06 | 니치아 카가쿠 고교 가부시키가이샤 | 발광 모듈 |
JP6909987B2 (ja) * | 2019-06-27 | 2021-07-28 | 日亜化学工業株式会社 | 発光モジュール |
TW202102883A (zh) | 2019-07-02 | 2021-01-16 | 美商瑞爾D斯帕克有限責任公司 | 定向顯示設備 |
CN114616498A (zh) * | 2019-08-23 | 2022-06-10 | 瑞尔D斯帕克有限责任公司 | 定向照明设备和防窥显示器 |
WO2021050918A1 (en) | 2019-09-11 | 2021-03-18 | Reald Spark, Llc | Switchable illumination apparatus and privacy display |
JP7078865B2 (ja) * | 2019-09-25 | 2022-06-01 | 日亜化学工業株式会社 | 発光モジュール |
CN114729730A (zh) | 2019-10-03 | 2022-07-08 | 瑞尔D斯帕克有限责任公司 | 包括无源光学纳米结构的照明设备 |
KR20220077913A (ko) | 2019-10-03 | 2022-06-09 | 리얼디 스파크, 엘엘씨 | 수동형 광학 나노구조를 포함하는 조명 장치 |
KR102711189B1 (ko) * | 2019-11-15 | 2024-09-30 | 엘지디스플레이 주식회사 | 백라이트 유닛 및 그를 포함하는 표시장치 |
JP7332895B2 (ja) * | 2020-01-31 | 2023-08-24 | 日亜化学工業株式会社 | 面状光源の製造方法、面状光源、および光源 |
CN115136065A (zh) | 2020-02-20 | 2022-09-30 | 瑞尔D斯帕克有限责任公司 | 照明和显示设备 |
CN113534533A (zh) | 2020-04-13 | 2021-10-22 | 日亚化学工业株式会社 | 面状光源及其制造方法 |
JP7324991B2 (ja) * | 2021-07-19 | 2023-08-14 | 日亜化学工業株式会社 | 面状光源及び表示装置 |
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US20100302135A1 (en) * | 2007-11-19 | 2010-12-02 | Honeywell International Inc. | Backlight systems for liquid crystal displays |
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JP2012004038A (ja) * | 2010-06-18 | 2012-01-05 | Sumitomo Chemical Co Ltd | 面光源装置、面状光生成板及び透過型画像表示装置 |
CN102313165A (zh) * | 2010-07-09 | 2012-01-11 | 日立民用电子株式会社 | 照明装置以及具备该照明装置的显示装置 |
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US10845524B2 (en) | 2020-11-24 |
WO2018105597A1 (ja) | 2018-06-14 |
CN112882149B (zh) | 2024-03-22 |
JP2018097974A (ja) | 2018-06-21 |
KR102469252B1 (ko) | 2022-11-21 |
US20210033772A1 (en) | 2021-02-04 |
KR102219602B1 (ko) | 2021-02-25 |
CN109804283B (zh) | 2021-04-20 |
TWI642984B (zh) | 2018-12-01 |
KR20210021598A (ko) | 2021-02-26 |
KR20190042717A (ko) | 2019-04-24 |
JP6827635B2 (ja) | 2021-02-10 |
US11300722B2 (en) | 2022-04-12 |
US20200049876A1 (en) | 2020-02-13 |
TW201821845A (zh) | 2018-06-16 |
CN112882149A (zh) | 2021-06-01 |
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