JP2013522915A - 増強したサーマルシンキングを有する発光ダイオード及び関連する動作方法 - Google Patents
増強したサーマルシンキングを有する発光ダイオード及び関連する動作方法 Download PDFInfo
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- 238000000034 method Methods 0.000 title claims abstract description 18
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 42
- 239000004020 conductor Substances 0.000 claims description 103
- 239000000463 material Substances 0.000 claims description 94
- 239000011810 insulating material Substances 0.000 claims description 46
- 239000000758 substrate Substances 0.000 claims description 32
- JNDMLEXHDPKVFC-UHFFFAOYSA-N aluminum;oxygen(2-);yttrium(3+) Chemical compound [O-2].[O-2].[O-2].[Al+3].[Y+3] JNDMLEXHDPKVFC-UHFFFAOYSA-N 0.000 claims description 27
- 229910019901 yttrium aluminum garnet Inorganic materials 0.000 claims description 27
- 230000005855 radiation Effects 0.000 claims description 17
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 claims description 10
- 238000012546 transfer Methods 0.000 claims description 9
- 229910002601 GaN Inorganic materials 0.000 claims description 6
- 238000005240 physical vapour deposition Methods 0.000 claims description 6
- 239000011521 glass Substances 0.000 claims description 5
- 229910004283 SiO 4 Inorganic materials 0.000 claims description 4
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 4
- 238000005229 chemical vapour deposition Methods 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 claims description 4
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 claims description 4
- 229910001887 tin oxide Inorganic materials 0.000 claims description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 229910010293 ceramic material Inorganic materials 0.000 claims description 3
- XQTIWNLDFPPCIU-UHFFFAOYSA-N cerium(3+) Chemical compound [Ce+3] XQTIWNLDFPPCIU-UHFFFAOYSA-N 0.000 claims description 3
- 239000000615 nonconductor Substances 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 238000004528 spin coating Methods 0.000 claims description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 2
- PIGFYZPCRLYGLF-UHFFFAOYSA-N Aluminum nitride Chemical compound [Al]#N PIGFYZPCRLYGLF-UHFFFAOYSA-N 0.000 claims description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052691 Erbium Inorganic materials 0.000 claims description 2
- 229910052779 Neodymium Inorganic materials 0.000 claims description 2
- 239000004642 Polyimide Substances 0.000 claims description 2
- 229910052772 Samarium Inorganic materials 0.000 claims description 2
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 2
- 229910003668 SrAl Inorganic materials 0.000 claims description 2
- 229910004122 SrSi Inorganic materials 0.000 claims description 2
- 229910052771 Terbium Inorganic materials 0.000 claims description 2
- 229910052775 Thulium Inorganic materials 0.000 claims description 2
- 229910052769 Ytterbium Inorganic materials 0.000 claims description 2
- SSCCKHJUOFTPEX-UHFFFAOYSA-N [Ce].[Nd] Chemical compound [Ce].[Nd] SSCCKHJUOFTPEX-UHFFFAOYSA-N 0.000 claims description 2
- PAXZWYXAXLLWTH-UHFFFAOYSA-N [Tm].[Cr].[Ho] Chemical compound [Tm].[Cr].[Ho] PAXZWYXAXLLWTH-UHFFFAOYSA-N 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- UKFZQMQAGNFWJQ-UHFFFAOYSA-N chromium neodymium Chemical compound [Cr].[Nd] UKFZQMQAGNFWJQ-UHFFFAOYSA-N 0.000 claims description 2
- UUMMHAPECIIHJR-UHFFFAOYSA-N chromium(4+) Chemical compound [Cr+4] UUMMHAPECIIHJR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 239000010432 diamond Substances 0.000 claims description 2
- 229910003460 diamond Inorganic materials 0.000 claims description 2
- UYAHIZSMUZPPFV-UHFFFAOYSA-N erbium Chemical compound [Er] UYAHIZSMUZPPFV-UHFFFAOYSA-N 0.000 claims description 2
- 229910052738 indium Inorganic materials 0.000 claims description 2
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims description 2
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 claims description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 2
- 229920001721 polyimide Polymers 0.000 claims description 2
- KZUNJOHGWZRPMI-UHFFFAOYSA-N samarium atom Chemical compound [Sm] KZUNJOHGWZRPMI-UHFFFAOYSA-N 0.000 claims description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- GZCRRIHWUXGPOV-UHFFFAOYSA-N terbium atom Chemical compound [Tb] GZCRRIHWUXGPOV-UHFFFAOYSA-N 0.000 claims description 2
- 229920006259 thermoplastic polyimide Polymers 0.000 claims description 2
- FRNOGLGSGLTDKL-UHFFFAOYSA-N thulium atom Chemical compound [Tm] FRNOGLGSGLTDKL-UHFFFAOYSA-N 0.000 claims description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 2
- 229910052721 tungsten Inorganic materials 0.000 claims description 2
- 239000010937 tungsten Substances 0.000 claims description 2
- NAWDYIZEMPQZHO-UHFFFAOYSA-N ytterbium Chemical compound [Yb] NAWDYIZEMPQZHO-UHFFFAOYSA-N 0.000 claims description 2
- 238000000151 deposition Methods 0.000 claims 16
- 238000007740 vapor deposition Methods 0.000 claims 2
- 239000004952 Polyamide Substances 0.000 claims 1
- 229920002647 polyamide Polymers 0.000 claims 1
- 229920006345 thermoplastic polyamide Polymers 0.000 claims 1
- 239000007787 solid Substances 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 13
- 238000010791 quenching Methods 0.000 description 5
- 230000000171 quenching effect Effects 0.000 description 5
- 239000002356 single layer Substances 0.000 description 4
- 238000002329 infrared spectrum Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 229910052581 Si3N4 Inorganic materials 0.000 description 2
- 229920001940 conductive polymer Polymers 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 238000004549 pulsed laser deposition Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 230000000638 stimulation Effects 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 241001632160 Dismorphiinae Species 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 229920001609 Poly(3,4-ethylenedioxythiophene) Polymers 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002322 conducting polymer Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 238000000295 emission spectrum Methods 0.000 description 1
- 239000008393 encapsulating agent Substances 0.000 description 1
- 229920006332 epoxy adhesive Polymers 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- UXXSRDYSXZIJEN-UHFFFAOYSA-N phosphanylidyneeuropium Chemical compound [Eu]#P UXXSRDYSXZIJEN-UHFFFAOYSA-N 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
- 238000005424 photoluminescence Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 238000001429 visible spectrum Methods 0.000 description 1
- 238000001039 wet etching Methods 0.000 description 1
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- H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Led Devices (AREA)
Abstract
【選択図】図2A
Description
例えば、第一伝導材料108aがITOを含み、並びに第二伝導材料108bがFTOを含む。更に他の実施形態では、第一及び第二伝導材料108a及び108bは、異なる厚さ及び/又は物理的特性を備えた同一材料を含むこともできる。
Claims (29)
- 約1.0W/(m.K)を超える熱伝導度を備える基材と、
前記基材によって支持されるLEDダイであり、前記基材に熱的に結合されているLEDダイと、
前記LEDダイ上の絶縁材料であり、少なくとも部分的に透明である絶縁材料と、
前記絶縁材料とは隔置されているコンバータ材料であり、蛍りん光体を含むコンバータ材料と、
前記コンバータ材料と前記基材との双方に直接接触している伝導材料であり、約1.0W/(m.K)を超える熱伝導度を有する伝導材料と、
を含む発光ダイオード(LED)デバイス。 - 前記基材が、ケイ素(Si)、窒化ガリウム(GaN)、窒化アルミニウム(AlN)、銅(Cu)、アルミニウム(Al)、タングステン(W)、ステンレス鋼(Fe)、ダイヤモンド(C)、ガラス(SiO2)、炭化ケイ素(SiC)、酸化アルミニウム(Al2O3)のうちの少なくとも1つを含み、
前記LEDダイが、一連の互いの上に堆積された、N型窒化ガリウム(GaN)材料、窒化インジウムガリウム(InGaN)材料、及びP型GaN材料を含み、
前記絶縁材料が、ポリイミド、溶媒溶解性熱可塑性ポリイミド、セラミック材料、及びガラスのうちの少なくとも1つを含み、前記絶縁材料が、約0.15W/(m.K)未満の熱伝導度を有し、
前記伝導材料が、セリウム(III)ドープイットリウムアルミニウムガーネット(YAG)ネオジミウムドープYAG、ネオジミウム−クロム二重ドープYAG、エルビウムドープYAG、イッテルビウムドープYAG、ネオジミウム−セリウム二重ドープYAG、ホルミウム−クロム−ツリウム三重ドープYAG、ツリウムドープYAG、クロム(IV)ドープYAG、ジスプロジウムドープYAG、サマリウムドープYAG、及びテルビウムドープYAG、CaS:Eu、CaAlSiN3:Eu、Sr2Si5N8Eu、SrS:Eu、Ba2Si5N8:Eu、Sr2SiO4:Eu、SrSi2N2O2:Eu、SrGa2S4:Eu、SrAl2O4:Eu、Ba2SiO4:Eu、Sr4Al14O25:Eu、SrSiAl2O3N:Eu、BaMgAl10O17:Eu、Sr2P2O7:Eu、BaSO4:Eu、及びSrB4O7:Euのうちの少なくとも1つを含み、
前記伝導材料が、酸化インジウムスズ(ITO)、フッ素ドープ酸化スズ(FTO)、及び酸化亜鉛(ZnO)のうちの少なくとも1つを含み、並びに、
前記伝導材料が、前記LEDダイに概ね相当する水平部分と、前記水平部分から前記基材に向かって延び、かつ前記基材と直接接触する少なくとも1つの垂直部分とを含む、請求項1に記載のLEDデバイス。 - 前記伝導材料が、前記コンバータ材料と前記絶縁材料との間にある、請求項1に記載のLEDデバイス。
- 前記コンバータ材料が、前記伝導材料と前記絶縁材料との間にある、請求項1に記載のLEDデバイス。
- 前記伝導材料が、前記LEDダイに概ね相当する水平部分と、前記水平部分から前記基材に向かって延び、かつ前記基材と直接接触する2つの向かい合う垂直部分とを含む、請求項1に記載のLEDデバイス。
- 前記伝導材料が、前記LEDダイに概ね相当する水平部分と、前記水平部分から前記基材に向かって延び、かつ前記基材と直接接触する2つの向かい合う垂直部分を含み、
前記コンバータ材料が、前記伝導材料を概ね封入する、請求項1に記載のLEDデバイス。 - 前記伝導材料が、前記LEDダイに概ね相当する水平部分と、前記水平部分から前記基材に向かって延び、かつ前記基材と直接接触する2つの向かい合う垂直部分を含み、
前記伝導材料の前記水平部分が、前記LEDダイから逸れている表面を含み、並びに、
前記コンバータ材料が、前記伝導材料の前記表面上にあり、前記LEDダイの放射領域に概ね相当する幅を備える、請求項1に記載のLEDデバイス。 - 前記伝導材料が、前記コンバータ材料と前記絶縁材料との間にある第一伝導材料であり、
前記LEDデバイスが、前記第一伝導材料から隔置され、かつ前記コンバータ材料と直接接触する第二伝導材料を更に含む、請求項1に記載のLEDデバイス。 - 前記伝導材料が、前記コンバータ材料と前記絶縁材料との間にある第一伝導材料であり、
前記LEDデバイスが、前記第一伝導材料から隔置され、かつ前記コンバータ材料と直接接触する第二伝導材料を更に含み、
前記コンバータ材料が、前記第一伝導材料から前記第二伝導材料に向かって延長している複数のバイアスを含み、
前記複数のバイアスが、個別に第三伝導材料を含有する、請求項1に記載のLEDデバイス。 - 前記LEDダイが第一LEDダイであり、
前記LEDデバイスが、前記第一LEDダイと並列配置で、前記基材によって支持された第二LEDダイを更に含み、
前記絶縁材料、前記コンバータ材料、及び前記伝導材料のうちの少なくとも1つが、前記第一及び第二LEDダイを封入する、請求項1に記載のLEDデバイス。 - サーマルシンクと、
前記サーマルシンクと熱的に結合されたLEDダイと、
前記LEDダイから隔置された蛍光体と、
前記蛍光体と前記サーマルシンクとの双方に直接接触した熱伝導経路であり、前記蛍光体から前記サーマルシンクに向かって熱を伝えるように構成されている熱伝導経路と、を含む発光ダイオード(LED)デバイス。 - 前記熱伝導経路の少なくとも一部が、前記蛍光体と前記LEDダイとの間に直接にある、請求項11に記載のLEDデバイス。
- 前記熱伝導経路の少なくとも一部が、前記蛍光体と前記LEDダイとの間に直接にあり、
前記LEDダイが、前記熱伝導経路に隣接する電気絶縁体を含む、請求項11に記載のLEDデバイス。 - 前記熱伝導経路が、第一熱伝導経路であり、並びに、
前記LEDデバイスが、前記蛍光体と直接接触している第二伝導経路を更に含み、前記第二熱伝導経路が、前記蛍光体から前記サーマルシンクに向かって熱を伝えるように構成されている、請求項11に記載のLEDデバイス。 - 前記熱伝導経路が、第一熱伝導経路であり、
前記LEDデバイスが、前記蛍光体と直接接触している第二伝導経路を更に含み、前記第二熱伝導経路が、前記蛍光体から前記サーマルシンクに向かって熱を伝えるように構成され、
前記第一及び第二熱伝導経路が、互いに対して概ね平行である、請求項11に記載のLEDデバイス。 - 前記熱伝導経路が、第一熱伝導経路であり、
前記LEDデバイスが、双方ともに前記蛍光体と直接接触している第二伝導経路と第三熱伝導経路を更に含み、前記第二熱伝導経路が、前記蛍光体から前記サーマルシンクに向かって熱を伝えるように構成され、前記第三熱伝導経路が、前記蛍光体から前記第一及び/又は第二熱伝導経路に向かって熱を伝えるように構成されている、請求項11に記載のLEDデバイス。 - 前記熱伝導経路が、第一熱伝導経路であり、
前記LEDデバイスが、双方ともに前記蛍光体と直接接触している第二伝導経路と第三熱伝導経路を更に含み、前記第二熱伝導経路が、前記蛍光体から前記サーマルシンクに向かって熱を伝えるように構成されていて、並びに前記第三熱伝導経路が、前記蛍りん光体から前記第一及び/又は第二熱伝導経路に向かって熱を伝えるように構成され、
前記第一及び第二熱伝導経路が、互いに対して概ね平行であり、
前記第三熱伝導経路が、前記第一及び/又は第二熱伝導経路に概ね垂直である、請求項11に記載のLEDデバイス。 - 前記LEDデバイスが、前記熱伝導経路と前記LEDダイとの間の絶縁材料を更に含み、
前記絶縁材料が、前記LEDダイから前記蛍光体に至る熱流に抵抗するよう構成される、請求項11に記載のLEDデバイス。 - 前記LEDデバイスが、前記熱伝導経路と前記LEDダイとの間の絶縁材料を更に含み、
前記絶縁材料が、絶縁材料を介して前記LEDダイから前記蛍光体に至る熱流に抵抗するよう構成され、
前記熱伝導経路がまた、前記熱流の少なくとも一部を前記サーマルシンクに伝えるように構成されている、請求項11に記載のLEDデバイス。 - LEDダイがサーマルシンクに熱的に結合されるように、前記LEDダイを前記サーマルシンクに取り付けることと、
少なくとも部分的に透明である絶縁材料で、前記LEDダイを封入することと、
約1.0W/(m.K)を超える熱伝導度を有する、伝導材料を前記絶縁材料及び前記サーマルシンク上に蒸着させることと、
前記LEDダイの放射領域に概ね相当する、蛍光体を前記伝導材料上に蒸着させること、と、
を含む発光ダイオード(LED)デバイスの製造方法。 - 前記伝導材料を蒸着させることが、物理気相蒸着法(PVD)を介して、酸化インジウムスズ(ITO)、フッ素ドープ酸化スズ(FTO)、及び酸化亜鉛(ZnO)のうちの少なくとも1つを前記絶縁材料上に蒸着させることを含む、請求項20に記載の方法。
- 前記LEDダイを封入することが、スピンコーティング法又は化学気相蒸着法(CVD)を介して、ポリアミド、溶媒溶解性熱可塑性ポリアミド、セラミック材料、及びガラスのうちの少なくとも1つで、前記LEDダイを封入することを含み、
前記伝導材料を蒸着させることが、酸化インジウムスズ(ITO)、フッ素ドープ酸化スズ(FTO)、及び酸化亜鉛(ZnO)のうちの少なくとも1つを、物理気相蒸着法(PVD)を介して、前記絶縁材料上に蒸着させることを含む、請求項20に記載の方法。 - 前記伝導材料を蒸着させることが、
第一伝導材料を前記絶縁材料上に蒸着させることと、
前記蛍光体を蒸着後に、第二伝導材料を前記蛍光体上に蒸着させることを含む、請求項20に記載の方法。 - 前記伝導材料を蒸着させることが、
第一伝導材料を前記絶縁材料上に蒸着させることと、
前記蛍光体を蒸着後に、第二伝導材料を前記蛍光体上に蒸着させることを含み、前記第二伝導材料が、前記第一伝導材料と概ね同一である、請求項20に記載の方法。 - 前記伝導材料を蒸着させることが、
第一伝導材料を前記絶縁材料上に蒸着させることと、
前記蛍光体を蒸着後に、第二伝導材料を前記蛍光体上に蒸着させることと、
前記蛍光体内に、前記第一及び第二伝導材料の間で個別に直接に延びる、複数のバイアスを形成させることと、
前記複数のバイアスを、第三伝導材料で埋めること、を含む、請求項20に記載の方法。 - サーマルシンクと、
前記サーマルシンクに熱的に結合され、放射領域を有するLEDダイと、
前記LEDダイから隔置されていて、前記LEDダイの前記放射領域に少なくとも部分的に相当する蛍光体と、
前記蛍光体から離れて前記サーマルシンクに向かって熱を伝導させる手段と、を含む発光ダイオード(LED)デバイス。 - 前記LEDダイから前記蛍光体に向かう熱流に抵抗するための手段を更に含む、請求項26に記載のLEDデバイス。
- 前記蛍光体が、第一表面と、第一表面に向かい合う第二表面とを含み、
前記蛍光体から離れて熱を伝導させるための手段が、前記蛍光体の前記第一及び第二表面の双方ともに離れて熱を伝導させるための手段を含む、請求項26に記載のLEDデバイス。 - 前記蛍光体が、第一表面と、第一表面に向かい合う第二表面とを含み、
前記蛍光体から離れて熱を伝導させるための手段が、前記第一及び第二表面に対して概ね平行な第一方向に沿って、並びに前記第一方向に対して概ね垂直な第二方向に沿って、前記蛍光体から離れて熱を伝導させるための手段を含む、請求項26に記載のLEDデバイス。
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Also Published As
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US20170317256A1 (en) | 2017-11-02 |
WO2011116241A2 (en) | 2011-09-22 |
JP5578459B2 (ja) | 2014-08-27 |
US11239403B2 (en) | 2022-02-01 |
US11688842B2 (en) | 2023-06-27 |
US20160197255A1 (en) | 2016-07-07 |
TWI435485B (zh) | 2014-04-21 |
US20230275202A1 (en) | 2023-08-31 |
SG184147A1 (en) | 2012-10-30 |
US20190341537A1 (en) | 2019-11-07 |
US20220158066A1 (en) | 2022-05-19 |
US9236550B2 (en) | 2016-01-12 |
TW201145625A (en) | 2011-12-16 |
US8384105B2 (en) | 2013-02-26 |
US9748461B2 (en) | 2017-08-29 |
CN102859727A (zh) | 2013-01-02 |
CN102859727B (zh) | 2015-07-22 |
US20240339582A1 (en) | 2024-10-10 |
US10403805B2 (en) | 2019-09-03 |
WO2011116241A3 (en) | 2012-03-29 |
US12015114B2 (en) | 2024-06-18 |
US20110227108A1 (en) | 2011-09-22 |
US20130175565A1 (en) | 2013-07-11 |
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