JP6372394B2 - 発光装置 - Google Patents
発光装置 Download PDFInfo
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- JP6372394B2 JP6372394B2 JP2015039142A JP2015039142A JP6372394B2 JP 6372394 B2 JP6372394 B2 JP 6372394B2 JP 2015039142 A JP2015039142 A JP 2015039142A JP 2015039142 A JP2015039142 A JP 2015039142A JP 6372394 B2 JP6372394 B2 JP 6372394B2
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- light emitting
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- 239000002245 particle Substances 0.000 claims description 104
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 45
- 238000000149 argon plasma sintering Methods 0.000 claims description 27
- 239000003566 sealing material Substances 0.000 claims description 25
- 229920001296 polysiloxane Polymers 0.000 claims description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 230000007423 decrease Effects 0.000 claims description 3
- 239000002096 quantum dot Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 2
- 239000000377 silicon dioxide Substances 0.000 claims description 2
- 239000008393 encapsulating agent Substances 0.000 claims 3
- 230000000052 comparative effect Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000002105 nanoparticle Substances 0.000 description 4
- 229920002050 silicone resin Polymers 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000003822 epoxy resin Substances 0.000 description 3
- 229920000647 polyepoxide Polymers 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920000106 Liquid crystal polymer Polymers 0.000 description 2
- 239000004977 Liquid-crystal polymers (LCPs) Substances 0.000 description 2
- 229910052793 cadmium Inorganic materials 0.000 description 2
- UHYPYGJEEGLRJD-UHFFFAOYSA-N cadmium(2+);selenium(2-) Chemical compound [Se-2].[Cd+2] UHYPYGJEEGLRJD-UHFFFAOYSA-N 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 229910002012 Aerosil® Inorganic materials 0.000 description 1
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- GXGJIOMUZAGVEH-UHFFFAOYSA-N Chamazulene Chemical group CCC1=CC=C(C)C2=CC=C(C)C2=C1 GXGJIOMUZAGVEH-UHFFFAOYSA-N 0.000 description 1
- 239000004954 Polyphthalamide Substances 0.000 description 1
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 229920006375 polyphtalamide Polymers 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- SBIBMFFZSBJNJF-UHFFFAOYSA-N selenium;zinc Chemical compound [Se]=[Zn] SBIBMFFZSBJNJF-UHFFFAOYSA-N 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—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
- 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
- H01L33/50—Wavelength conversion elements
- H01L33/508—Wavelength conversion elements having a non-uniform spatial arrangement or non-uniform concentration, e.g. patterned wavelength conversion layer, wavelength conversion layer with a concentration gradient of the wavelength conversion material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—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
- 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
- H01L33/50—Wavelength conversion elements
- H01L33/501—Wavelength conversion elements characterised by the materials, e.g. binder
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/4805—Shape
- H01L2224/4809—Loop shape
- H01L2224/48091—Arched
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/481—Disposition
- H01L2224/48151—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/48221—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/48245—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic
- H01L2224/48247—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic connecting the wire to a bond pad of the item
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/481—Disposition
- H01L2224/48151—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/48221—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/48245—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic
- H01L2224/48257—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic connecting the wire to a die pad of the item
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/484—Connecting portions
- H01L2224/48463—Connecting portions the connecting portion on the bonding area of the semiconductor or solid-state body being a ball bond
- H01L2224/48465—Connecting portions the connecting portion on the bonding area of the semiconductor or solid-state body being a ball bond the other connecting portion not on the bonding area being a wedge bond, i.e. ball-to-wedge, regular stitch
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/15—Details of package parts other than the semiconductor or other solid state devices to be connected
- H01L2924/181—Encapsulation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2933/00—Details relating to devices covered by the group H01L33/00 but not provided for in its subgroups
- H01L2933/0091—Scattering means in or on the semiconductor body or semiconductor body package
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—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
- 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
- H01L33/52—Encapsulations
- H01L33/56—Materials, e.g. epoxy or silicone resin
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Led Device Packages (AREA)
- Luminescent Compositions (AREA)
- Structures Or Materials For Encapsulating Or Coating Semiconductor Devices Or Solid State Devices (AREA)
Description
(発光装置の構成)
図1(a)は、第1の実施の形態に係る発光装置1の垂直断面図である。発光装置1は、凹部15aを有するケース15と、凹部15aの底に上面が露出するようにケース15に収納された基体16と、基体16上に搭載された発光素子10と、凹部15a内に充填された、発光素子10を封止する封止材11と、封止材11中に含まれる蛍光体粒子12、光散乱粒子13、及び分散粒子14とを有する。
上記実施の形態によれば、極微小の蛍光体粒子を用いる場合であっても、光散乱粒子によって光を散乱させ、発光装置の発光色度の出射角度依存性を小さく抑えることができる。
10 発光素子
11 封止材
12 蛍光体粒子
13 光散乱粒子
14 分散粒子
Claims (4)
- 発光素子と、
前記発光素子を封止する封止材と、
前記封止材中に分散する、平均粒径が20nm以下である蛍光体粒子と、
前記封止材中に分散し、前記封止材中に三次元の網目構造を形成する、平均粒径が前記蛍光体粒子の平均粒径より大きい5〜40nmのシリカよりなる分散粒子と、
前記封止材中に分散し、屈折率が前記封止材よりも大きい平均粒径が100〜500nmの光散乱粒子と、
を有し、
前記蛍光体粒子は、その位置が低くなるほど濃度が高くなる高さ方向の濃度勾配を有し、
前記蛍光体粒子の平均位置が、前記光散乱粒子の平均位置よりも低い、
発光装置。 - 前記蛍光体粒子が量子ドット蛍光体粒子である、
請求項1に記載の発光装置。 - 前記封止材が有機変性シリコーンである、
請求項1又は2に記載の発光装置。 - 前記分散粒子の平均粒径が前記発光素子の発光波長よりも短い、
請求項1〜3のいずれか1項に記載の発光装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015039142A JP6372394B2 (ja) | 2015-02-27 | 2015-02-27 | 発光装置 |
US15/018,704 US9640738B2 (en) | 2015-02-27 | 2016-02-08 | Light-emitting device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015039142A JP6372394B2 (ja) | 2015-02-27 | 2015-02-27 | 発光装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016162850A JP2016162850A (ja) | 2016-09-05 |
JP6372394B2 true JP6372394B2 (ja) | 2018-08-15 |
Family
ID=56799641
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2015039142A Active JP6372394B2 (ja) | 2015-02-27 | 2015-02-27 | 発光装置 |
Country Status (2)
Country | Link |
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US (1) | US9640738B2 (ja) |
JP (1) | JP6372394B2 (ja) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6372394B2 (ja) * | 2015-02-27 | 2018-08-15 | 豊田合成株式会社 | 発光装置 |
WO2016139954A1 (en) * | 2015-03-05 | 2016-09-09 | Nichia Corporation | Light emitting device |
DE102017117536A1 (de) | 2017-08-02 | 2019-02-07 | Osram Opto Semiconductors Gmbh | Optoelektronisches Bauelement und Verfahren zur Herstellung eines optoelektronischen Bauelements |
DE102017129917A1 (de) * | 2017-12-14 | 2019-06-19 | Osram Opto Semiconductors Gmbh | Leuchtstoffmischung, Konversionselement und optoelektronisches Bauelement |
WO2019123148A1 (en) * | 2017-12-20 | 2019-06-27 | 3M Innovative Properties Company | Polymeric composite comprising particles having a varying refractive index |
CN110687674B (zh) * | 2018-07-06 | 2021-10-29 | 中强光电股份有限公司 | 波长转换模块、波长转换模块的形成方法以及投影装置 |
CN109166955B (zh) | 2018-08-29 | 2020-04-07 | 开发晶照明(厦门)有限公司 | 具有分层荧光粉胶体的发光二极管封装结构 |
CN113491009A (zh) * | 2019-03-11 | 2021-10-08 | 积水化学工业株式会社 | 涂层剂、以及使用该涂层剂制造模块的制造方法 |
JP7014835B2 (ja) * | 2019-05-16 | 2022-02-01 | 台達電子工業股▲ふん▼有限公司 | 蛍光カラーホイール及びそれを用いた光源システム |
JP7277760B2 (ja) * | 2019-08-19 | 2023-05-19 | 日亜化学工業株式会社 | 発光装置及びその製造方法 |
JP2021082655A (ja) * | 2019-11-15 | 2021-05-27 | 日亜化学工業株式会社 | 発光装置および発光装置の製造方法 |
WO2023085010A1 (ja) * | 2021-11-12 | 2023-05-19 | ソニーグループ株式会社 | 発光デバイスおよび画像表示装置 |
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TW511303B (en) * | 2001-08-21 | 2002-11-21 | Wen-Jr He | A light mixing layer and method |
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JP2008513992A (ja) * | 2004-09-23 | 2008-05-01 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 発光装置 |
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JP6372394B2 (ja) * | 2015-02-27 | 2018-08-15 | 豊田合成株式会社 | 発光装置 |
WO2016139954A1 (en) * | 2015-03-05 | 2016-09-09 | Nichia Corporation | Light emitting device |
-
2015
- 2015-02-27 JP JP2015039142A patent/JP6372394B2/ja active Active
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2016
- 2016-02-08 US US15/018,704 patent/US9640738B2/en active Active
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US9640738B2 (en) | 2017-05-02 |
US20160254417A1 (en) | 2016-09-01 |
JP2016162850A (ja) | 2016-09-05 |
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