JP7291800B2 - Ｌｅｄフィラメント及びｌｅｄフィラメント電球 - Google Patents

Ｌｅｄフィラメント及びｌｅｄフィラメント電球 Download PDF

Info

Publication number
JP7291800B2
JP7291800B2 JP2021556904A JP2021556904A JP7291800B2 JP 7291800 B2 JP7291800 B2 JP 7291800B2 JP 2021556904 A JP2021556904 A JP 2021556904A JP 2021556904 A JP2021556904 A JP 2021556904A JP 7291800 B2 JP7291800 B2 JP 7291800B2
Authority
JP
Japan
Prior art keywords
photoluminescent material
layer
led
red
broadband
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.)
Active
Application number
JP2021556904A
Other languages
English (en)
Japanese (ja)
Other versions
JP2022527057A (ja
JPWO2020190921A5 (https=
JP2022527057A5 (https=
Inventor
ワーン ガーン
ツァオ ジュン－ガン
イ－チュン リ
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.)
Intematix Corp
Original Assignee
Intematix 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 Intematix Corp filed Critical Intematix Corp
Publication of JP2022527057A publication Critical patent/JP2022527057A/ja
Publication of JPWO2020190921A5 publication Critical patent/JPWO2020190921A5/ja
Publication of JP2022527057A5 publication Critical patent/JP2022527057A5/ja
Application granted granted Critical
Publication of JP7291800B2 publication Critical patent/JP7291800B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
    • H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
    • H10H20/80—Constructional details
    • H10H20/85—Packages
    • H10H20/851—Wavelength conversion means
    • H10H20/8514—Wavelength conversion means characterised by their shape, e.g. plate or foil
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent materials, e.g. electroluminescent or chemiluminescent
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/61—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing fluorine, chlorine, bromine, iodine or unspecified halogen elements
    • C09K11/615—Halogenides
    • C09K11/616—Halogenides with alkali or alkaline earth metals
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent materials, e.g. electroluminescent or chemiluminescent
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/77—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals
    • C09K11/7728—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals containing europium
    • C09K11/77348—Silicon Aluminium Nitrides or Silicon Aluminium Oxynitrides
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent materials, e.g. electroluminescent or chemiluminescent
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/77—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals
    • C09K11/7766—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals
    • C09K11/7774—Aluminates
    • 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
    • F21V19/00—Fastening of light sources or lamp holders
    • F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
    • H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
    • H10H20/80—Constructional details
    • H10H20/85—Packages
    • H10H20/851—Wavelength conversion means
    • H10H20/8511—Wavelength conversion means characterised by their material, e.g. binder
    • H10H20/8512—Wavelength conversion materials
    • H10H20/8513—Wavelength conversion materials having two or more wavelength conversion materials
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
    • H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
    • H10H20/80—Constructional details
    • H10H20/85—Packages
    • H10H20/851—Wavelength conversion means
    • H10H20/8515—Wavelength conversion means not being in contact with the bodies
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W90/00—Package configurations
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent materials, e.g. electroluminescent or chemiluminescent
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/0883—Arsenides; Nitrides; Phosphides
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20—Light sources comprising attachment means
    • F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
    • F21K9/232—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings specially adapted for generating an essentially omnidirectional light distribution, e.g. with a glass bulb
    • 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
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
    • F21Y2103/10—Elongate light sources, e.g. fluorescent tubes comprising a linear 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
    • F21Y2107/00—Light sources with three-dimensionally disposed 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]
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
    • H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
    • H10H20/80—Constructional details
    • H10H20/85—Packages
    • H10H20/851—Wavelength conversion means
    • H10H20/8516—Wavelength conversion means having a non-uniform spatial arrangement or non-uniform concentration, e.g. patterned wavelength conversion layer or wavelength conversion layer with a concentration gradient
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
    • H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
    • H10H20/80—Constructional details
    • H10H20/882—Scattering means

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Luminescent Compositions (AREA)
  • Led Device Packages (AREA)
JP2021556904A 2019-03-18 2020-03-17 Ｌｅｄフィラメント及びｌｅｄフィラメント電球 Active JP7291800B2 (ja)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201962820249P 2019-03-18 2019-03-18
US62/820,249 2019-03-18
US201962831699P 2019-04-09 2019-04-09
US62/831,699 2019-04-09
US16/540,019 US11342311B2 (en) 2019-03-18 2019-08-13 LED-filaments and LED-filament lamps utilizing manganese-activated fluoride red photoluminescence material
US16/540,019 2019-08-13
PCT/US2020/023110 WO2020190921A1 (en) 2019-03-18 2020-03-17 Led-filaments and led-filament lamps

Publications (4)

Publication Number Publication Date
JP2022527057A JP2022527057A (ja) 2022-05-30
JPWO2020190921A5 JPWO2020190921A5 (https=) 2022-08-02
JP2022527057A5 JP2022527057A5 (https=) 2022-08-02
JP7291800B2 true JP7291800B2 (ja) 2023-06-15

Family

ID=72513743

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021556904A Active JP7291800B2 (ja) 2019-03-18 2020-03-17 Ｌｅｄフィラメント及びｌｅｄフィラメント電球

Country Status (6)

Country Link
US (3) US11342311B2 (https=)
EP (1) EP3942606A1 (https=)
JP (1) JP7291800B2 (https=)
CN (2) CN113811996B (https=)
TW (1) TWI741532B (https=)
WO (1) WO2020190921A1 (https=)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7242894B2 (ja) 2019-03-18 2023-03-20 インテマティックス・コーポレーション 光ルミネセンス層状構造体を備えるパッケージ化された白色発光デバイス
CN113841238A (zh) 2019-03-18 2021-12-24 英特曼帝克司公司 Led灯丝
US11781714B2 (en) 2019-03-18 2023-10-10 Bridgelux, Inc. LED-filaments and LED-filament lamps
EP3963252B1 (en) * 2019-05-02 2023-11-22 Signify Holding B.V. Led filament lamp
US11920738B2 (en) * 2020-06-04 2024-03-05 Xiamen Eco Lighting Co. Ltd. LED bulb apparatus with substrate having light transmission than 50%
CN112573924A (zh) * 2020-12-14 2021-03-30 新沂市锡沂高新材料产业技术研究院有限公司 一种新型红色荧光陶瓷片及其制备方法
US20220254962A1 (en) * 2021-02-11 2022-08-11 Creeled, Inc. Optical arrangements in cover structures for light emitting diode packages and related methods
WO2022189150A1 (en) 2021-03-12 2022-09-15 Signify Holding B.V. Rgb led architecture for color controllable led filament
US12281760B2 (en) 2021-06-22 2025-04-22 Signify Holding B.V. LED filament with elevated phosphor layer for flame appearance
EP4182403B1 (en) 2021-07-27 2024-09-18 Signify Holding B.V. A white light emitting device
EP4463891A1 (en) * 2022-01-13 2024-11-20 Bridgelux, Inc. Phosphor-converted red leds and color-tunable multi-led packaged light emitting devices
WO2024146806A1 (en) * 2023-01-05 2024-07-11 Signify Holding B.V. Led filament arrangement comprising leds arranged to emit nir light
WO2024194090A1 (en) 2023-03-21 2024-09-26 Signify Holding B.V. Led filament arrangement comprising light converting material
EP4702277A1 (en) * 2023-04-24 2026-03-04 Signify Holding B.V. A led filament
CN121443885A (zh) 2023-07-06 2026-01-30 昕诺飞控股有限公司 发光设备
CN121795117A (zh) 2023-09-06 2026-04-03 昕诺飞控股有限公司 包括具有差异化磷光体泵浦的多个磷光体的pc-LED照明设备
CN121925971A (zh) * 2023-09-26 2026-04-24 昕诺飞控股有限公司 包括两个pc-led和两个包括磷光体颗粒的装置的照明设备
WO2025157730A1 (en) * 2024-01-26 2025-07-31 Signify Holding B.V. Light generating system comprising ksif white and (oxy)nitride red led packages
WO2025162804A1 (en) * 2024-02-01 2025-08-07 Signify Holding B.V. A led filament arrangement
WO2025162747A1 (en) * 2024-02-01 2025-08-07 Signify Holding B.V. A led filament
WO2025176549A1 (en) 2024-02-19 2025-08-28 Signify Holding B.V. Efficient warm white led filament
WO2025252451A1 (en) 2024-06-04 2025-12-11 Signify Holding B.V. A led filament arrangement
WO2025257240A1 (en) * 2024-06-13 2025-12-18 Signify Holding B.V. A light generating system
WO2026017494A1 (en) * 2024-07-15 2026-01-22 Signify Holding B.V. Led filament providing a soft light

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011129661A (ja) 2009-12-17 2011-06-30 Nichia Corp 発光装置
JP2016076699A (ja) 2014-10-07 2016-05-12 日亜化学工業株式会社 発光装置
US20160372638A1 (en) 2015-06-18 2016-12-22 Cree, Inc. Light emitting devices having closely-spaced broad-spectrum and narrow-spectrum luminescent materials and related methods
WO2019005597A1 (en) 2017-06-29 2019-01-03 Intematix Corporation NARROW BAND RED PHOTOLUMINESCENCE MATERIALS FOR SEMICONDUCTOR LIGHT EMITTING DEVICES AND FILAMENTS

Family Cites Families (100)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6577073B2 (en) * 2000-05-31 2003-06-10 Matsushita Electric Industrial Co., Ltd. Led lamp
JP2004505172A (ja) 2000-07-28 2004-02-19 オスラム　オプト　セミコンダクターズ　ゲゼルシャフト　ミット　ベシュレンクテル　ハフツング 波長変換のためのルミネセンス変換ベースの発光ダイオード及び蛍光体
JP4009828B2 (ja) 2002-03-22 2007-11-21 日亜化学工業株式会社 窒化物蛍光体及びその製造方法
US20040159900A1 (en) * 2003-01-27 2004-08-19 3M Innovative Properties Company Phosphor based light sources having front illumination
US20050116635A1 (en) * 2003-12-02 2005-06-02 Walson James E. Multiple LED source and method for assembling same
US7122128B2 (en) * 2004-04-29 2006-10-17 General Electric Company Phosphors containing borate of terbium, alkaline-earth, and Group-3 metals, and light sources incorporating the same
US20060006396A1 (en) 2004-07-09 2006-01-12 Chua Janet B Y Phosphor mixture of organge/red ZnSe0.5S0.5:Cu,Cl and green BaSrGa4S7:Eu for white phosphor-converted led
KR100927154B1 (ko) 2005-08-03 2009-11-18 인터매틱스 코포레이션 실리케이트계 오렌지 형광체
TWI291247B (en) 2005-11-11 2007-12-11 Univ Nat Chiao Tung Nanoparticle structure and manufacturing process of multi-wavelength light emitting devices
US20070125984A1 (en) 2005-12-01 2007-06-07 Sarnoff Corporation Phosphors protected against moisture and LED lighting devices
JP2007165811A (ja) * 2005-12-16 2007-06-28 Nichia Chem Ind Ltd 発光装置
US10487987B2 (en) 2015-08-17 2019-11-26 Zhejiang Super Lighting Electric Appliance Co., Ltd. LED filament
US8529791B2 (en) 2006-10-20 2013-09-10 Intematix Corporation Green-emitting, garnet-based phosphors in general and backlighting applications
US8491816B2 (en) 2008-02-07 2013-07-23 Mitsubishi Chemical Corporation Semiconductor light emitting device, backlight, color image display device and phosphor to be used for them
JP5239043B2 (ja) 2008-07-18 2013-07-17 シャープ株式会社 発光装置および発光装置の製造方法
LT5688B (lt) 2008-11-07 2010-09-27 Uab "Hortiled" Konversijos fosfore šviesos diodas, skirtas augalų fotomorfogeneziniams poreikiams tenkinti
US9464225B2 (en) 2008-11-17 2016-10-11 Cree, Inc. Luminescent particles, methods of identifying same and light emitting devices including the same
US8853712B2 (en) 2008-11-18 2014-10-07 Cree, Inc. High efficacy semiconductor light emitting devices employing remote phosphor configurations
TWI380483B (en) * 2008-12-29 2012-12-21 Everlight Electronics Co Ltd Led device and method of packaging the same
US20100289044A1 (en) 2009-05-12 2010-11-18 Koninklijke Philips Electronics N.V. Wavelength conversion for producing white light from high power blue led
US20110068354A1 (en) 2009-09-19 2011-03-24 SHILED Group International High power LED lighting device using high extraction efficiency photon guiding structure
DE102010001931A1 (de) 2010-02-15 2011-08-18 Osram Gesellschaft mit beschränkter Haftung, 81543 Lampe mit Gasfüllung
US9024517B2 (en) 2010-03-03 2015-05-05 Cree, Inc. LED lamp with remote phosphor and diffuser configuration utilizing red emitters
KR101683270B1 (ko) 2010-03-31 2016-12-21 삼성전자 주식회사 백색 발광 다이오드를 포함하는 액정 디스플레이 장치
JP5792288B2 (ja) 2010-05-06 2015-10-07 コーニンクレッカ フィリップス エヌ ヴェ 光源
JP5519440B2 (ja) 2010-08-03 2014-06-11 日東電工株式会社 発光装置
SG188483A1 (en) * 2010-09-08 2013-04-30 Zhejiang Ledison Optoelectronics Co Ltd Led light bulb and led light-emitting strip being capable of emitting 4pi light
US8957585B2 (en) 2010-10-05 2015-02-17 Intermatix Corporation Solid-state light emitting devices with photoluminescence wavelength conversion
WO2012050199A1 (ja) 2010-10-15 2012-04-19 三菱化学株式会社 白色発光装置及び照明器具
CN103282718A (zh) 2010-12-24 2013-09-04 松下电器产业株式会社 灯泡形灯及照明装置
US9004705B2 (en) 2011-04-13 2015-04-14 Intematix Corporation LED-based light sources for light emitting devices and lighting arrangements with photoluminescence wavelength conversion
US20120275157A1 (en) * 2011-04-26 2012-11-01 Yu-Mou Hsu Lamp string structure for emitting light within wide area
US8729790B2 (en) 2011-06-03 2014-05-20 Cree, Inc. Coated phosphors and light emitting devices including the same
US20130026514A1 (en) * 2011-07-25 2013-01-31 Wei-Ping Lin Light emitting device
WO2013048865A1 (en) 2011-09-30 2013-04-04 General Electric Company Phosphor materials and related devices
US8663502B2 (en) 2011-12-30 2014-03-04 Intematix Corporation Red-emitting nitride-based phosphors
CN106252491A (zh) * 2012-05-29 2016-12-21 晶元光电股份有限公司 发光装置
CN103918093B (zh) 2012-06-18 2017-02-22 夏普株式会社 半导体发光装置
US9685585B2 (en) * 2012-06-25 2017-06-20 Cree, Inc. Quantum dot narrow-band downconverters for high efficiency LEDs
US8597545B1 (en) 2012-07-18 2013-12-03 Intematix Corporation Red-emitting nitride-based calcium-stabilized phosphors
US8679367B2 (en) 2012-08-09 2014-03-25 Intematix Corporation Green-emitting (oxy)nitride-based phosphors and light-emitting device using the same
WO2014068440A1 (en) * 2012-11-01 2014-05-08 Koninklijke Philips Electronics N.V. Led-based device with wide color gamut
JP2014140015A (ja) 2012-12-19 2014-07-31 Panasonic Corp 発光モジュールおよびこれを用いた照明用光源
US20140167601A1 (en) 2012-12-19 2014-06-19 Cree, Inc. Enhanced Luminous Flux Semiconductor Light Emitting Devices Including Red Phosphors that Exhibit Good Color Rendering Properties and Related Red Phosphors
KR20150103125A (ko) 2012-12-28 2015-09-09 신에쓰 가가꾸 고교 가부시끼가이샤 발광 장치
JP5565539B1 (ja) 2012-12-28 2014-08-06 信越化学工業株式会社 蛍光体の表面処理方法
US8982446B2 (en) * 2013-01-17 2015-03-17 Nthdegree Technologies Worldwide Inc. Reflective color display
TWM467186U (zh) * 2013-05-29 2013-12-01 Ligitek Electronics Co Ltd 軟性ｌｅｄ光源模組
JP5954355B2 (ja) 2013-08-01 2016-07-20 日亜化学工業株式会社 フッ化物蛍光体及びそれを用いる発光装置
PT3008374T (pt) * 2013-08-01 2017-06-15 Philips Lighting Holding Bv Disposição emissora de luz com espetro de saída adaptado
US10268078B2 (en) 2013-08-23 2019-04-23 Sharp Kabushiki Kaisha Liquid crystal display
TWI599745B (zh) * 2013-09-11 2017-09-21 晶元光電股份有限公司 可撓式發光二極體組件及發光二極體燈泡
TWI642874B (zh) * 2013-09-11 2018-12-01 晶元光電股份有限公司 發光二極體組件以及相關之照明裝置
CN105659397B (zh) * 2013-10-15 2018-04-20 夏普株式会社 发光装置
JPWO2015056525A1 (ja) 2013-10-18 2017-03-09 シャープ株式会社 発光装置
CN103615677A (zh) * 2013-12-12 2014-03-05 天津理工大学 一种用于促进植物生长的led同步红蓝光平板光源
US9929319B2 (en) 2014-06-13 2018-03-27 General Electric Company LED package with red-emitting phosphors
US10490711B2 (en) 2014-10-07 2019-11-26 Nichia Corporation Light emitting device
US20160116124A1 (en) 2014-10-28 2016-04-28 Soraa, Inc. Light emitting diode device configured to change color during dimming
CN107004751B (zh) 2014-11-28 2019-05-03 夏普株式会社 发光装置以及照明器具
KR102357584B1 (ko) * 2014-12-17 2022-02-04 삼성전자주식회사 질화물 형광체, 백색 발광장치, 디스플레이 장치 및 조명장치
US9530943B2 (en) 2015-02-27 2016-12-27 Ledengin, Inc. LED emitter packages with high CRI
US9974138B2 (en) * 2015-04-21 2018-05-15 GE Lighting Solutions, LLC Multi-channel lamp system and method with mixed spectrum
JP6100831B2 (ja) 2015-05-26 2017-03-22 シャープ株式会社 発光装置および画像表示装置
WO2017044380A1 (en) 2015-09-10 2017-03-16 Intematix Corporation Phosphor converted white light emitting devices and photoluminescence compounds for general lighting and display backlighting
US10479937B2 (en) 2015-10-09 2019-11-19 Intematix Corporation Narrow band red phosphor
US20170125650A1 (en) 2015-11-02 2017-05-04 Nanoco Technologies Ltd. Display devices comprising green-emitting quantum dots and red KSF phosphor
US10253257B2 (en) 2015-11-25 2019-04-09 Intematix Corporation Coated narrow band red phosphor
CN205542866U (zh) * 2015-12-22 2016-08-31 晶阳照明有限公司 一种用于发光装置的可弯灯丝
DE102016105211A1 (de) 2016-03-21 2017-09-21 Osram Opto Semiconductors Gmbh Filament und dessen Herstellung sowie Leuchtmittel mit Filamenten
US9879179B2 (en) 2016-03-30 2018-01-30 Nichia Corporation Fluorescent material, light-emitting device, and method for producing fluorescent material
EP3279952A1 (en) 2016-08-05 2018-02-07 Maven Optronics Co., Ltd. Moisture-resistant chip scale packaging light-emitting device
TWI721005B (zh) * 2016-08-17 2021-03-11 晶元光電股份有限公司 發光裝置以及其製造方法
JP6787334B2 (ja) 2016-09-05 2020-11-18 東レ株式会社 色変換組成物、色変換シート、それを含む発光体、照明装置、バックライトユニットおよびディスプレイ
US10535805B2 (en) 2017-01-13 2020-01-14 Intematix Corporation Narrow-band red phosphors for LED lamps
US20180204984A1 (en) 2017-01-13 2018-07-19 Intematix Corporation Narrow-band red phosphors for led lamps
JP6597657B2 (ja) 2017-01-24 2019-10-30 日亜化学工業株式会社 発光装置
JP6662322B2 (ja) 2017-02-09 2020-03-11 日亜化学工業株式会社 発光装置
CN106658872A (zh) 2017-02-28 2017-05-10 漳州立达信光电子科技有限公司 灯具装置
CN207350041U (zh) 2017-03-03 2018-05-11 四川鋈新能源科技有限公司 色温可调的led灯丝及led灯泡
JP6471764B2 (ja) 2017-03-31 2019-02-20 日亜化学工業株式会社 発光装置の製造方法
US10260683B2 (en) 2017-05-10 2019-04-16 Cree, Inc. Solid-state lamp with LED filaments having different CCT's
CN109244211A (zh) * 2017-07-10 2019-01-18 罗冠杰 冲压封装发光二极管装置及其制造方法
DE102017122996A1 (de) * 2017-10-04 2019-04-04 Osram Opto Semiconductors Gmbh Leuchtstoffmischung, Konversionselement und optoelektronisches Bauelement
US10495263B2 (en) 2017-10-27 2019-12-03 Consumer Lighting (U.S.), Llc LED filament lamps with white filament appearance
US10546843B2 (en) 2017-11-03 2020-01-28 Ideal Industries Lighting Llc White light emitting devices having high luminous efficiency and improved color rendering that include pass-through violet emissions
US10541353B2 (en) * 2017-11-10 2020-01-21 Cree, Inc. Light emitting devices including narrowband converters for outdoor lighting applications
CN111615753B (zh) 2017-12-17 2024-05-31 英特曼帝克司公司 可调光固态光发射装置
JP6891797B2 (ja) 2017-12-21 2021-06-18 日亜化学工業株式会社 ディスプレイ装置
JP7064129B2 (ja) 2017-12-22 2022-05-10 日亜化学工業株式会社 発光装置
CN109973833B (zh) 2017-12-26 2023-03-28 嘉兴山蒲照明电器有限公司 Led灯丝及led球泡灯
CN207906894U (zh) 2018-03-07 2018-09-25 苏州科思尼克照明科技有限公司 一种直流可调色温无驱动灯丝灯
US11177422B2 (en) 2018-08-16 2021-11-16 Savant Technologies Llc LED filament with colored off state masking
CN208871526U (zh) 2018-08-23 2019-05-17 山东晶泰星光电科技有限公司 一种色温可调的led灯丝及其led灯丝灯
CN109411589B (zh) 2018-09-17 2019-08-27 旭宇光电（深圳）股份有限公司 一种led灯丝
US10816145B2 (en) 2018-09-19 2020-10-27 Ledvance Llc Light emitting diode filament light source
CN209196573U (zh) 2018-12-31 2019-08-02 杭州杭科光电集团股份有限公司 一种可调色温多管脚led灯丝
US10468564B1 (en) 2019-03-18 2019-11-05 Intematix Corporation Packaged white light emitting device comprising photoluminescence layered structure
CN209558063U (zh) 2019-03-26 2019-10-29 鹤山市任挥岭灯饰企业有限公司 一种多灯泡的可切换色温led灯
CN110388612B (zh) 2019-07-02 2024-04-12 浙江阳光美加照明有限公司 可调色温的led灯丝条及使用该led灯丝条的led灯丝灯

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011129661A (ja) 2009-12-17 2011-06-30 Nichia Corp 発光装置
JP2016076699A (ja) 2014-10-07 2016-05-12 日亜化学工業株式会社 発光装置
US20160372638A1 (en) 2015-06-18 2016-12-22 Cree, Inc. Light emitting devices having closely-spaced broad-spectrum and narrow-spectrum luminescent materials and related methods
WO2019005597A1 (en) 2017-06-29 2019-01-03 Intematix Corporation NARROW BAND RED PHOTOLUMINESCENCE MATERIALS FOR SEMICONDUCTOR LIGHT EMITTING DEVICES AND FILAMENTS

Also Published As

Publication number Publication date
EP3942606A1 (en) 2022-01-26
TWI741532B (zh) 2021-10-01
JP2022527057A (ja) 2022-05-30
US20200303355A1 (en) 2020-09-24
US11342311B2 (en) 2022-05-24
CN118280972A (zh) 2024-07-02
TW202043667A (zh) 2020-12-01
WO2020190921A1 (en) 2020-09-24
CN113811996A (zh) 2021-12-17
US20200303354A1 (en) 2020-09-24
US20220293571A1 (en) 2022-09-15
CN113811996B (zh) 2024-04-12

Similar Documents

Publication Publication Date Title
JP7291800B2 (ja) Ｌｅｄフィラメント及びｌｅｄフィラメント電球
US12366334B2 (en) LED-filament comprising a light scattering material layer
US12381190B2 (en) Warm dimming LED-filaments and LED-filament lamps
CN111615753B (zh) 可调光固态光发射装置
CN110234926B (zh) 用于led灯的窄带红色磷光体
CN105814699B (zh) 具有高显色性的白光发光装置
JP2021536118A (ja) フルスペクトル白色発光デバイス
WO2017200097A1 (ja) 白色光源
CN102823001A (zh) 发光装置
TW202040053A (zh) 可調式ｌｅｄ燈絲及可調式ｌｅｄ燈絲之燈具
CN117501463A (zh) 高发光效率磷光体转换的白光发光二极管
CN121941877A (zh) Led灯丝
WO2025162804A1 (en) A led filament arrangement
WO2025162747A1 (en) A led filament
CN118448405A (zh) 全光谱白光发光装置
WO2020246395A1 (ja) 蛍光体、波長変換部材および照明装置

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20211025

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20220725

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20220930

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20221011

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20230110

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230310

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20230509

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20230605

R150 Certificate of patent or registration of utility model

Ref document number: 7291800

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

S111 Request for change of ownership or part of ownership

Free format text: JAPANESE INTERMEDIATE CODE: R313113

R350 Written notification of registration of transfer

Free format text: JAPANESE INTERMEDIATE CODE: R350