JPWO2022009525A1 - - Google Patents

Info

Publication number
JPWO2022009525A1
JPWO2022009525A1 JP2021553362A JP2021553362A JPWO2022009525A1 JP WO2022009525 A1 JPWO2022009525 A1 JP WO2022009525A1 JP 2021553362 A JP2021553362 A JP 2021553362A JP 2021553362 A JP2021553362 A JP 2021553362A JP WO2022009525 A1 JPWO2022009525 A1 JP WO2022009525A1
Authority
JP
Japan
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
Application number
JP2021553362A
Other languages
Japanese (ja)
Other versions
JP7340028B2 (en
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 filed Critical
Publication of JPWO2022009525A1 publication Critical patent/JPWO2022009525A1/ja
Application granted granted Critical
Publication of JP7340028B2 publication Critical patent/JP7340028B2/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • 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
    • 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
    • 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]

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Planar Illumination Modules (AREA)
JP2021553362A 2020-07-07 2021-05-17 Planar lighting device Active JP7340028B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020117091 2020-07-07
JP2020117091 2020-07-07
PCT/JP2021/018548 WO2022009525A1 (en) 2020-07-07 2021-05-17 Planar illumination device

Publications (2)

Publication Number Publication Date
JPWO2022009525A1 true JPWO2022009525A1 (en) 2022-01-13
JP7340028B2 JP7340028B2 (en) 2023-09-06

Family

ID=79552850

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021553362A Active JP7340028B2 (en) 2020-07-07 2021-05-17 Planar lighting device

Country Status (3)

Country Link
JP (1) JP7340028B2 (en)
CN (1) CN115552324A (en)
WO (1) WO2022009525A1 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012028142A (en) * 2010-07-22 2012-02-09 Sharp Corp Light source module and electronic equipment equipped with it
JP2012084304A (en) * 2010-10-08 2012-04-26 Sharp Corp Light source module and electronic apparatus
WO2014073425A1 (en) * 2012-11-06 2014-05-15 シャープ株式会社 Illumination device, display device, and television receiver device
JP2017117520A (en) * 2015-12-21 2017-06-29 シャープ株式会社 Surface light emitting device and liquid crystal display device
JP2020004692A (en) * 2018-06-21 2020-01-09 ミネベアミツミ株式会社 Planar luminaire

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012020592A1 (en) * 2010-08-09 2012-02-16 シャープ株式会社 Illumination device and display device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012028142A (en) * 2010-07-22 2012-02-09 Sharp Corp Light source module and electronic equipment equipped with it
JP2012084304A (en) * 2010-10-08 2012-04-26 Sharp Corp Light source module and electronic apparatus
WO2014073425A1 (en) * 2012-11-06 2014-05-15 シャープ株式会社 Illumination device, display device, and television receiver device
JP2017117520A (en) * 2015-12-21 2017-06-29 シャープ株式会社 Surface light emitting device and liquid crystal display device
JP2020004692A (en) * 2018-06-21 2020-01-09 ミネベアミツミ株式会社 Planar luminaire

Also Published As

Publication number Publication date
CN115552324A (en) 2022-12-30
WO2022009525A1 (en) 2022-01-13
JP7340028B2 (en) 2023-09-06

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