JPWO2020151994A5 - - Google Patents

Download PDF

Info

Publication number
JPWO2020151994A5
JPWO2020151994A5 JP2021542126A JP2021542126A JPWO2020151994A5 JP WO2020151994 A5 JPWO2020151994 A5 JP WO2020151994A5 JP 2021542126 A JP2021542126 A JP 2021542126A JP 2021542126 A JP2021542126 A JP 2021542126A JP WO2020151994 A5 JPWO2020151994 A5 JP WO2020151994A5
Authority
JP
Japan
Prior art keywords
led filament
reflector element
arrangement
led
partially
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.)
Granted
Application number
JP2021542126A
Other languages
Japanese (ja)
Other versions
JP2022517831A (en
JP7461956B2 (en
Publication date
Application filed filed Critical
Priority claimed from PCT/EP2020/050769 external-priority patent/WO2020151994A1/en
Publication of JP2022517831A publication Critical patent/JP2022517831A/en
Publication of JPWO2020151994A5 publication Critical patent/JPWO2020151994A5/ja
Application granted granted Critical
Publication of JP7461956B2 publication Critical patent/JP7461956B2/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Claims (12)

発光ダイオード（ＬＥＤ）フィラメント構成であって、前記ＬＥＤフィラメント構成が、
複数の発光ダイオード（ＬＥＤ）からなるアレイを備える少なくとも１つのＬＥＤフィラメントであって、軸線Ａに沿って延びる少なくとも１つのＬＥＤフィラメントと、
動作中に前記少なくとも１つのＬＥＤフィラメントから放出された光を少なくとも部分的に反射するように構成された少なくとも１つの反射器要素とを備えるＬＥＤフィラメント構成であって、
前記少なくとも１つの反射器要素は、
前記少なくとも１つのＬＥＤフィラメントに面する第１の部分であって、動作中に前記少なくとも１つのＬＥＤフィラメントから放出された前記光を反射する及び／又は回折させるように構成されている前記第１の部分と、
前記少なくとも１つのＬＥＤフィラメントから離れる方向に面する第２の部分であって、不透明である前記第２の部分と
を有し、
前記少なくとも１つの反射器要素は、螺旋形状を有し、前記軸線に沿って延びるように前記少なくとも１つのＬＥＤフィラメントの周囲に少なくとも部分的に配置されている、
フィラメント構成。 A light emitting diode (LED) filament arrangement, the LED filament arrangement comprising:
at least one LED filament comprising an array of light emitting diodes (LEDs), the at least one LED filament extending along an axis A;
at least one reflector element configured to at least partially reflect light emitted from the at least one LED filament during operation ,
the at least one reflector element comprising:
a first portion facing the at least one LED filament, the first portion being configured to reflect and/or diffract the light emitted from the at least one LED filament during operation; part and
a second portion facing away from the at least one LED filament, the second portion being opaque;
has
the at least one reflector element has a helical shape and is at least partially disposed around the at least one LED filament to extend along the axis;
filament composition. 前記少なくとも１つの反射器要素が、ワイヤ形状を有し、前記少なくとも１つのＬＥＤフィラメントの断面よりも小さな断面を有する、請求項１に記載のＬＥＤフィラメント構成。 2. The LED filament arrangement of claim 1, wherein said at least one reflector element has a wire shape and a cross section smaller than that of said at least one LED filament. 前記第２の部分が光吸収性である、請求項１又は２に記載のＬＥＤフィラメント構成。 3. The LED filament arrangement of claim 1 or 2 , wherein the second portion is light absorbing. 前記第１の部分が、円形断面を備えるワイヤ形状を有する、請求項２に従属する場合の請求項２に記載のＬＥＤフィラメント構成。 3. An LED filament arrangement as claimed in claim 2 when dependent on claim 2 , wherein the first portion has a wire shape with a circular cross-section. 前記第１の部分が円錐状の断面を有し、前記第１の部分の頂点が、前記少なくとも１つのＬＥＤフィラメントに面する、請求項１乃至４の何れか一項に記載のＬＥＤフィラメント構成。 5. The LED filament arrangement of any one of claims 1-4 , wherein the first portion has a conical cross-section and an apex of the first portion faces the at least one LED filament. 前記複数のＬＥＤを少なくとも部分的に包囲する封入材を更に備え、前記封入材が、ルミネッセント材料を含み、前記複数のＬＥＤによって放出された前記光を少なくとも部分的に変換するように構成されている、請求項１乃至５のいずれか一項に記載のＬＥＤフィラメント構成。 Further comprising an encapsulant at least partially surrounding the plurality of LEDs, the encapsulant comprising a luminescent material and configured to at least partially convert the light emitted by the plurality of LEDs. 6. The LED filament arrangement of any one of claims 1-5 . 前記少なくとも１つの反射器要素の反射率が、少なくとも８０％であり、少なくとも８５％、少なくとも９０％などである、請求項１乃至６のいずれか一項に記載のＬＥＤフィラメント構成。 7. The LED filament arrangement of any preceding claim, wherein the reflectivity of the at least one reflector element is at least 80%, at least 85%, at least 90%, etc. 前記少なくとも１つの反射器要素が、動作中に前記少なくとも１つのＬＥＤフィラメントからの熱を放散させるために、前記少なくとも１つのＬＥＤフィラメントと熱的に接触している、請求項１乃至７のいずれか一項に記載のＬＥＤフィラメント構成。 8. Any of claims 1-7 , wherein the at least one reflector element is in thermal contact with the at least one LED filament to dissipate heat from the at least one LED filament during operation. 10. The LED filament construction of claim 1. 前記少なくとも１つの反射器要素に結合された放熱器であって、前記少なくとも１つのＬＥＤフィラメントの動作中に前記少なくとも１つのＬＥＤフィラメントからの熱を放熱器に放散させるための放熱器を更に備える、請求項１乃至８の何れか一項に記載のＬＥＤフィラメント構成。 a heat sink coupled to the at least one reflector element for dissipating heat from the at least one LED filament to the heat sink during operation of the at least one LED filament; 9. The LED filament arrangement of any one of claims 1-8 . 前記少なくとも１つのＬＥＤフィラメントのうちの少なくとも１つと、前記少なくとも１つの反射器要素のうちの少なくとも１つとが、互いに物理的に接触している、請求項１乃至９のいずれか一項に記載のＬＥＤフィラメント構成。 10. Any one of the preceding claims, wherein at least one of the at least one LED filament and at least one of the at least one reflector element are in physical contact with each other. LED filament configuration. 前記少なくとも１つのＬＥＤフィラメントのうちの少なくとも１つと、前記少なくとも１つの反射器要素のうちの少なくとも１つとが、前記軸線Ａと垂直な方向Ｂで互いに距離をおいて配置されている、請求項１乃至１０のいずれか一項に記載のＬＥＤフィラメント構成。 2. At least one of said at least one LED filament and at least one of said at least one reflector element are spaced apart from each other in a direction B perpendicular to said axis A. 11. The LED filament construction of any one of Claims 1-10. 照明デバイスであって、
請求項１乃至１１のいずれか一項に記載の少なくとも１つのＬＥＤフィラメント構成を備える光源と、
少なくとも部分的に透明な材料を含むカバーであって、前記光源を少なくとも部分的に包囲する前記カバーと、
前記光源の前記複数のＬＥＤに電力を供給するために、前記光源に接続された電気接続部と、を備える照明デバイス。 A lighting device,
a light source comprising at least one LED filament arrangement according to any one of claims 1 to 11 ;
a cover comprising an at least partially transparent material, the cover at least partially enclosing the light source;
and an electrical connection connected to the light source for powering the plurality of LEDs of the light source.
JP2021542126A 2019-01-24 2020-01-14 LED filament configuration Active JP7461956B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP19153431.2 2019-01-24
EP19153431 2019-01-24
PCT/EP2020/050769 WO2020151994A1 (en) 2019-01-24 2020-01-14 Led filament arrangement

Publications (3)

Publication Number Publication Date
JP2022517831A JP2022517831A (en) 2022-03-10
JPWO2020151994A5 true JPWO2020151994A5 (en) 2023-01-26
JP7461956B2 JP7461956B2 (en) 2024-04-04

Family

ID=65234410

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021542126A Active JP7461956B2 (en) 2019-01-24 2020-01-14 LED filament configuration

Country Status (5)

Country Link
US (1) US11549650B2 (en)
EP (1) EP3914853B1 (en)
JP (1) JP7461956B2 (en)
CN (1) CN113330245B (en)
WO (1) WO2020151994A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114502876A (en) * 2019-10-01 2022-05-13 昕诺飞控股有限公司 LED filament device

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2062512A (en) * 1930-01-25 1936-12-01 Philip Farnsworth Motor vehicle vision-preserver
US6607794B1 (en) * 1998-04-16 2003-08-19 Alliedsignal Inc. Light-reflecting molded articles and methods of making the same
US6857756B2 (en) * 2001-04-11 2005-02-22 General Manufacturing, Inc. LED work light
US20100246188A1 (en) * 2003-03-21 2010-09-30 Randal Walton lighting apparatus
US7791274B2 (en) * 2004-01-07 2010-09-07 Panasonic Corporation LED lamp
US8807796B2 (en) * 2006-09-12 2014-08-19 Huizhou Light Engine Ltd. Integrally formed light emitting diode light wire and uses thereof
WO2009052851A1 (en) * 2007-10-18 2009-04-30 Osram Gesellschaft mit beschränkter Haftung Built-in lamp with cable, in particular for aerodrome lighting
US20130070170A1 (en) * 2010-05-14 2013-03-21 Yuuki Namekata Lighting device, display device and television device
US8678611B2 (en) * 2011-08-25 2014-03-25 Gt Biomescilt Light Limited Light emitting diode lamp with light diffusing structure
JP2013062084A (en) 2011-09-12 2013-04-04 Sharp Corp Lighting apparatus
US9528689B2 (en) * 2013-03-13 2016-12-27 Palo Alto Research Center Incorporated LED lighting device with cured structural support
JP2015144261A (en) * 2013-12-26 2015-08-06 インテマティックス・コーポレーションＩｎｔｅｍａｔｉｘ Ｃｏｒｐｏｒａｔｉｏｎ Solid-state light emitting device with photoluminescence wavelength conversion
CN105074321A (en) * 2014-03-13 2015-11-18 皇家飞利浦有限公司 Filament for lighting device
CN106574753B (en) * 2014-10-09 2018-07-27 飞利浦照明控股有限公司 The method for manufacturing lighting device
FR3034838B1 (en) 2015-04-08 2017-03-31 Led-Ner LED FILAMENT LIGHTING DEVICE
CN104930384A (en) 2015-07-01 2015-09-23 上海顿格电子贸易有限公司 LED lamp
CN105465625B (en) * 2015-12-31 2019-03-05 苏州瀚墨材料技术有限公司 Lighting device
CN109716013B (en) 2016-09-01 2020-12-18 昕诺飞控股有限公司 Light emitting device
CN206449436U (en) * 2016-12-30 2017-08-29 江西汇荣实业有限公司 A kind of 6V low-voltage LEDs bulb lamp
TWI678495B (en) * 2017-03-31 2019-12-01 液光固態照明股份有限公司 LED light fixture
CN110494691A (en) 2017-04-06 2019-11-22 昕诺飞控股有限公司 Lighting apparatus
US11015765B2 (en) * 2017-05-02 2021-05-25 Signify Holding B.V. Lighting device and a luminaire
US10260683B2 (en) 2017-05-10 2019-04-16 Cree, Inc. Solid-state lamp with LED filaments having different CCT's
KR20190007830A (en) 2017-07-14 2019-01-23 삼성전자주식회사 Filament type led light source and led lamp

Similar Documents

Publication Publication Date Title
JP5999391B2 (en) Light emitting device, illumination light source, and illumination device
KR101535463B1 (en) LED lamp
US7679096B1 (en) Integrated LED heat sink
US20120320591A1 (en) Light bulb
US11466847B2 (en) Led filament arrangement with heat sink structure
JP2011014535A (en) Lighting system
KR20100118136A (en) Semiconductor solid illuminator and the method thereof
JP2016051582A (en) lamp
JP2012123907A (en) Lamp
TWI504837B (en) Light emittign diode lamp
JPWO2020151994A5 (en)
JP7461956B2 (en) LED filament configuration
KR20120026274A (en) Illuminating device
JP4534074B2 (en) High brightness LED light emitting part
TWI573962B (en) Lamp structure
JP2021176148A (en) Surgical lights and replacement bulbs for surgical lights
JP5569759B2 (en) Light source unit
TWI375772B (en)
KR20120073723A (en) Light emitting diode lamp using heat spreader
TWI593914B (en) Led lamp
TWM527928U (en) Lamp tube
JP6137231B2 (en) lamp
JP6187527B2 (en) lamp
KR101817157B1 (en) LED lamp
JPWO2020208009A5 (en)