CN118679856A - 照明装置 - Google Patents

照明装置 Download PDF

Info

Publication number
CN118679856A
CN118679856A CN202380021472.2A CN202380021472A CN118679856A CN 118679856 A CN118679856 A CN 118679856A CN 202380021472 A CN202380021472 A CN 202380021472A CN 118679856 A CN118679856 A CN 118679856A
Authority
CN
China
Prior art keywords
light distribution
light
distribution range
light source
lighting device
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
CN202380021472.2A
Other languages
English (en)
Chinese (zh)
Inventor
若菜宏幸
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.)
Japan Display Inc
Original Assignee
Japan Display Inc
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 Japan Display Inc filed Critical Japan Display Inc
Publication of CN118679856A publication Critical patent/CN118679856A/zh
Pending legal-status Critical Current

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
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
    • 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
    • G02F1/133368—Cells having two substrates with different characteristics, e.g. different thickness or material
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/155—Coordinated control of two or more light sources
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/16—Controlling the light source by timing means
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/165—Controlling the light source following a pre-assigned programmed sequence; Logic control [LC]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
CN202380021472.2A 2022-02-21 2023-01-25 照明装置 Pending CN118679856A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022024833 2022-02-21
JP2022-024833 2022-02-21
PCT/JP2023/002230 WO2023157587A1 (ja) 2022-02-21 2023-01-25 照明装置

Publications (1)

Publication Number Publication Date
CN118679856A true CN118679856A (zh) 2024-09-20

Family

ID=87578314

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202380021472.2A Pending CN118679856A (zh) 2022-02-21 2023-01-25 照明装置

Country Status (4)

Country Link
US (1) US20240397600A1 (https=)
JP (1) JP7599057B2 (https=)
CN (1) CN118679856A (https=)
WO (1) WO2023157587A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI903377B (zh) * 2024-02-05 2025-11-01 佳世達科技股份有限公司 照明系統

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014053163A (ja) * 2012-09-07 2014-03-20 Sharp Corp Ｌｅｄ照明装置
WO2015164274A1 (en) * 2014-04-21 2015-10-29 Buglab Llc Particle sensor with interferent discrimination
JP2015225821A (ja) 2014-05-29 2015-12-14 丸茂電機株式会社 照明装置
JP6432342B2 (ja) 2014-12-26 2018-12-05 富士ゼロックス株式会社 循環機構、画像形成装置
JP6485767B2 (ja) * 2014-12-26 2019-03-20 パナソニックＩｐマネジメント株式会社 照明器具及び可視光通信システム
US20170018215A1 (en) 2015-07-17 2017-01-19 Abl Ip Holding Llc Arrangements for a software configurable lighting device
US20190196263A1 (en) * 2017-12-26 2019-06-27 Huizhou China Star Optoelectronics Technology Co., Ltd. Display panel and display device
TWI737284B (zh) * 2020-04-30 2021-08-21 瑞軒科技股份有限公司 具紫外線消毒功能的顯示裝置及其控制方法
CN112162423B (zh) * 2020-09-14 2022-02-18 惠科股份有限公司 一种双层显示模组和显示装置
JP7565180B2 (ja) * 2020-09-18 2024-10-10 株式会社ジャパンディスプレイ 表示装置及び殺菌装置
WO2023157602A1 (ja) 2022-02-18 2023-08-24 株式会社ジャパンディスプレイ 照明装置

Also Published As

Publication number Publication date
US20240397600A1 (en) 2024-11-28
WO2023157587A1 (ja) 2023-08-24
JPWO2023157587A1 (https=) 2023-08-24
JP7599057B2 (ja) 2024-12-12

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