TW202202918A - 光源單元、顯示裝置及光源單元製造裝置 - Google Patents

光源單元、顯示裝置及光源單元製造裝置 Download PDF

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Publication number
TW202202918A
TW202202918A TW110100527A TW110100527A TW202202918A TW 202202918 A TW202202918 A TW 202202918A TW 110100527 A TW110100527 A TW 110100527A TW 110100527 A TW110100527 A TW 110100527A TW 202202918 A TW202202918 A TW 202202918A
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TW
Taiwan
Prior art keywords
light source
light
unit
source unit
pattern
Prior art date
Application number
TW110100527A
Other languages
English (en)
Chinese (zh)
Inventor
山崎善朗
Original Assignee
日商富士軟片股份有限公司
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 日商富士軟片股份有限公司 filed Critical 日商富士軟片股份有限公司
Publication of TW202202918A publication Critical patent/TW202202918A/zh

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    • 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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V3/00—Globes; Bowls; Cover glasses
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V3/00—Globes; Bowls; Cover glasses
    • F21V3/04—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings
    • F21V3/10—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by coatings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
    • F21V7/28—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by coatings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • 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
    • G02F1/133605—Direct backlight including specially adapted 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
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2105/00—Planar light sources
    • F21Y2105/10—Planar light sources comprising a two-dimensional [2D] array of point-like light-generating elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/20—Electroluminescent [EL] light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/30—Semiconductor lasers

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)
  • Liquid Crystal (AREA)
TW110100527A 2020-02-18 2021-01-07 光源單元、顯示裝置及光源單元製造裝置 TW202202918A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020025410 2020-02-18
JP2020-025410 2020-02-18

Publications (1)

Publication Number Publication Date
TW202202918A true TW202202918A (zh) 2022-01-16

Family

ID=77390697

Family Applications (1)

Application Number Title Priority Date Filing Date
TW110100527A TW202202918A (zh) 2020-02-18 2021-01-07 光源單元、顯示裝置及光源單元製造裝置

Country Status (5)

Country Link
US (1) US11914245B2 (https=)
JP (1) JPWO2021166433A1 (https=)
CN (1) CN115136067A (https=)
TW (1) TW202202918A (https=)
WO (1) WO2021166433A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12164194B2 (en) * 2022-01-11 2024-12-10 Hefei Raysees Ai Technology Co., Ltd. Backlight module and display device

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4701334B2 (ja) * 2006-01-27 2011-06-15 株式会社オプトデザイン 面照明光源装置及びこれを用いた面照明装置
JP4280283B2 (ja) * 2006-01-27 2009-06-17 株式会社オプトデザイン 面照明光源装置及びこれを用いた面照明装置
JP2010040236A (ja) * 2008-08-01 2010-02-18 Epson Imaging Devices Corp 照明装置、電気光学装置及び電子機器
JP2010276715A (ja) * 2009-05-26 2010-12-09 Toppan Printing Co Ltd 光学シート、照明ユニット及び表示装置
WO2011118109A1 (ja) 2010-03-23 2011-09-29 株式会社朝日ラバー 可撓性反射基材、その製造方法及びその反射基材に用いる原材料組成物
JP2012174634A (ja) * 2011-02-24 2012-09-10 Sharp Corp 光源モジュールおよび光学部材
JP6025309B2 (ja) 2011-06-29 2016-11-16 シャープ株式会社 光源装置および液晶表示装置
JP6187292B2 (ja) * 2014-02-10 2017-08-30 豊田合成株式会社 発光装置の製造方法
JP2018037316A (ja) 2016-08-31 2018-03-08 大日本印刷株式会社 直下型のｌｅｄバックライト、及び、それを用いたｌｅｄ画像表示装置
TW201911557A (zh) * 2017-06-01 2019-03-16 日商大日本印刷股份有限公司 間隔物、ｌｅｄ面光源裝置及ｌｅｄ影像顯示裝置
JP2018207047A (ja) * 2017-06-08 2018-12-27 大日本印刷株式会社 Ｌｅｄ素子用基板、及び、それを用いたｌｅｄバックライト
KR102297644B1 (ko) 2017-09-28 2021-09-02 엘지디스플레이 주식회사 백라이트 유닛 및 이를 포함하는 액정표시장치
KR102377175B1 (ko) * 2017-09-28 2022-03-21 엘지디스플레이 주식회사 백라이트 유닛 및 이를 포함한 액정표시장치
JP2019129066A (ja) * 2018-01-24 2019-08-01 シャープ株式会社 照明装置及び表示装置
JP2019145205A (ja) * 2018-02-15 2019-08-29 株式会社デンソー 照明装置
JP7048888B2 (ja) * 2018-04-06 2022-04-06 日亜化学工業株式会社 光源装置の製造方法
JP2020021039A (ja) * 2018-08-03 2020-02-06 恵和株式会社 光拡散板及びバックライトユニット
KR102517072B1 (ko) * 2018-12-07 2023-03-31 엘지디스플레이 주식회사 백라이트 유닛 및 디스플레이 장치

Also Published As

Publication number Publication date
US20220390796A1 (en) 2022-12-08
CN115136067A (zh) 2022-09-30
JPWO2021166433A1 (https=) 2021-08-26
US11914245B2 (en) 2024-02-27
WO2021166433A1 (ja) 2021-08-26

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