CN115136067A - 光源单元、显示装置及光源单元制造装置 - Google Patents

光源单元、显示装置及光源单元制造装置 Download PDF

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Publication number
CN115136067A
CN115136067A CN202080097006.9A CN202080097006A CN115136067A CN 115136067 A CN115136067 A CN 115136067A CN 202080097006 A CN202080097006 A CN 202080097006A CN 115136067 A CN115136067 A CN 115136067A
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CN
China
Prior art keywords
light source
light
source unit
pattern
luminance
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.)
Pending
Application number
CN202080097006.9A
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English (en)
Chinese (zh)
Inventor
山崎善朗
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.)
Fujifilm Corp
Original Assignee
Fujifilm Corp
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 Fujifilm Corp filed Critical Fujifilm Corp
Publication of CN115136067A publication Critical patent/CN115136067A/zh
Pending legal-status Critical Current

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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)
CN202080097006.9A 2020-02-18 2020-12-23 光源单元、显示装置及光源单元制造装置 Pending CN115136067A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020025410 2020-02-18
JP2020-025410 2020-02-18
PCT/JP2020/048137 WO2021166433A1 (ja) 2020-02-18 2020-12-23 光源ユニット、表示装置、及び光源ユニット製造装置

Publications (1)

Publication Number Publication Date
CN115136067A true CN115136067A (zh) 2022-09-30

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080097006.9A Pending CN115136067A (zh) 2020-02-18 2020-12-23 光源单元、显示装置及光源单元制造装置

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

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP2011049176A (ja) * 2006-01-27 2011-03-10 Opt Design:Kk 面照明光源装置及びこれを用いた面照明装置
CN109581737A (zh) * 2017-09-28 2019-04-05 乐金显示有限公司 背光单元以及包括该背光单元的液晶显示装置
CN109581739A (zh) * 2017-09-28 2019-04-05 乐金显示有限公司 背光单元和包括其的液晶显示装置
CN110068956A (zh) * 2018-01-24 2019-07-30 夏普株式会社 照明装置及显示装置
US20190309913A1 (en) * 2018-04-06 2019-10-10 Nichia Corporation Method of manufacturing light source device
CN110794493A (zh) * 2018-08-03 2020-02-14 惠和株式会社 光扩散板及背光单元

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
JP2019145205A (ja) * 2018-02-15 2019-08-29 株式会社デンソー 照明装置
KR102517072B1 (ko) * 2018-12-07 2023-03-31 엘지디스플레이 주식회사 백라이트 유닛 및 디스플레이 장치

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011049176A (ja) * 2006-01-27 2011-03-10 Opt Design:Kk 面照明光源装置及びこれを用いた面照明装置
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
CN109581737A (zh) * 2017-09-28 2019-04-05 乐金显示有限公司 背光单元以及包括该背光单元的液晶显示装置
CN109581739A (zh) * 2017-09-28 2019-04-05 乐金显示有限公司 背光单元和包括其的液晶显示装置
CN110068956A (zh) * 2018-01-24 2019-07-30 夏普株式会社 照明装置及显示装置
US20190309913A1 (en) * 2018-04-06 2019-10-10 Nichia Corporation Method of manufacturing light source device
CN110794493A (zh) * 2018-08-03 2020-02-14 惠和株式会社 光扩散板及背光单元

Also Published As

Publication number Publication date
US20220390796A1 (en) 2022-12-08
JPWO2021166433A1 (https=) 2021-08-26
US11914245B2 (en) 2024-02-27
TW202202918A (zh) 2022-01-16
WO2021166433A1 (ja) 2021-08-26

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Application publication date: 20220930

RJ01 Rejection of invention patent application after publication