EP2519971A1 - Optoelektronisches bauelement und verfahren zum herstellen eines optoelektronischen bauelements - Google Patents
Optoelektronisches bauelement und verfahren zum herstellen eines optoelektronischen bauelementsInfo
- Publication number
- EP2519971A1 EP2519971A1 EP11710172A EP11710172A EP2519971A1 EP 2519971 A1 EP2519971 A1 EP 2519971A1 EP 11710172 A EP11710172 A EP 11710172A EP 11710172 A EP11710172 A EP 11710172A EP 2519971 A1 EP2519971 A1 EP 2519971A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- semiconductor chip
- optoelectronic component
- semiconductor chips
- electromagnetic radiation
- component according
- 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.)
- Withdrawn
Links
Classifications
-
- 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
-
- 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]
- H10H20/01—Manufacture or treatment
- H10H20/036—Manufacture or treatment of packages
- H10H20/0361—Manufacture or treatment of packages of wavelength conversion means
-
- 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
- H10H20/84—Coatings, e.g. passivation layers or antireflective coatings
-
- 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
-
- 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
- H10H20/855—Optical field-shaping means, e.g. lenses
-
- 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
- H10H20/855—Optical field-shaping means, e.g. lenses
- H10H20/856—Reflecting means
-
- 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
-
- 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
- H10W72/00—Interconnections or connectors in packages
- H10W72/50—Bond wires
- H10W72/531—Shapes of wire connectors
- H10W72/536—Shapes of wire connectors the connected ends being ball-shaped
Definitions
- the present invention relates to an optoelectronic component for mixing electromagnetic radiation of different wavelengths.
- an optoelectronic component for mixing electromagnetic radiation of different wavelengths.
- a first semiconductor chip can partially absorb the electromagnetic radiation of a second semiconductor chip, which degrades the light output of the optoelectronic component.
- blue emitting InGaN semiconductor chips may be colored with red
- the object of the invention is to provide an optoelectronic component which minimizes the absorption losses.
- Centrosymmetric means that the first
- Surface emitters are at least partially in a highly reflective material, especially a T1O 2
- Material for the barriers can be PBT
- the barrier serves for the complete optical separation of the inner region with the first semiconductor chips from the outer region with the second semiconductor chips.
- Figure la shows a plan view of a
- Figure lb shows a sectional view of the
- Figure lc shows a sectional view of the
- Figure ld shows a sectional view of the
- Figure 2a shows a plan view of a
- Figure 2b shows a plan view of a
- Figure 4a shows a 3-dimensional view of a
- FIG. 4b shows a sectional view of FIG
- FIG. 5b shows a sectional view of FIG
- FIG. 6 shows a sectional view of a
- FIG. 7 shows a sectional view of a
- Figure 8 shows a section of a 3-dimensional
- FIG. 1 a shows a plan view of an optoelectronic component 1.
- the optoelectronic component 1 is used for mixing electromagnetic radiation with different wavelengths, in particular in the far field.
- On a carrier 2 are first semiconductor chips 3 for emitting electromagnetic radiation in a first
- the first semiconductor chips 3 and the second semiconductor chips 4 are arranged in a single package.
- the first semiconductor chips 3 are optically separated from the second semiconductor chips 4 by a barrier 5.
- the first semiconductor chips 3 and the second semiconductor chips 4 are each centrosymmetric about a common
- the first semiconductor chips 3 are in the inner region 113, in the center of the optoelectronic component 1,
- the second semiconductor chips 4 are annular in an outer region 114 around the first
- the barrier 5 between the first semiconductor chips 3 and the second semiconductor chips 4 is annular.
- the barrier 5 has a high reflectivity of more than 90%, preferably more than 95%.
- the first semiconductor chips 3 may be formed as AlGalnP semiconductor chips.
- AlGalnP semiconductor chips emit electromagnetic radiation, preferably from the red spectral region.
- the second semiconductor chips 4 may be formed as InGaN semiconductor chips.
- InGaN semiconductor chips preferably emit electromagnetic radiation the UV to the green spectral range, particularly preferably from the blue spectral range.
- FIG. 1b shows a sectional view of the optoelectronic component from FIG. 1a.
- the highly reflective barrier 5 has a height between about 200 ym and about 2 mm, preferably a height of about 500 ym.
- the AlGalnP semiconductor chips 3 are provided with a first
- Potting material 7 shed.
- the potting material 7 may comprise silicone or epoxy resin.
- the InGaN semiconductor chips 4 are encapsulated with a second potting material 9, in particular of silicone.
- the second potting material 9 in particular of silicone.
- Potting material 9 has the shape of a planar
- FIG. 1c differs only from FIG. 1b in that, in the region of the AlGalnP semiconductor chips 3, the carrier 2 between the AlGalnP semiconductor chips 3 is lined with a third potting material 18.
- the third potting material 18 may be a white, T1O 2 filled,
- Figure ld shows a further sectional view of the
- the silicone may also be filled with ZrÜ 2 , Al 2 O 3 or ZnO.
- the highly reflective material 11 can be flush with the surface emitters 4b. On the surface emitter 4b and the highly reflective material 11 is a second potting material. 9
- Figure 2a shows a plan view of another
- Arrangement of the InGaN semiconductor chips is symmetrical about the center Z.
- Figure 2b shows a plan view of another
- Optoelectronic component 1 Within the barrier 5, InGaN semiconductor chips 4 are arranged in a rectangular shape. Outside the barrier 5 are AlGalnP -
- the center Z is the common center of symmetry for the InGaN semiconductor chips 4 and the AlGalnP semiconductor chips 3.
- Figure 3 shows a plan view of another
- Optoelectronic component 1 In the center of the Optoelectronic component 1, a single AlGalnP semiconductor chip 3 is arranged, which differs from the
- a plurality of InGaN semiconductor chips are arranged annularly around the center Z in the outer region 114.
- Figure 4a shows a 3-dimensional view of a
- a hemispherical coupling-out lens 6 whose geometry fulfills the Weierstrass condition spans the AlGalnP semiconductor chips 3.
- the InGaN semiconductor chips 4 span around in a ring-shaped manner
- the barrier 5 separates the inner region 113 with the AlGalnP semiconductor chips 3 from the outer region 114 with the InGaN semiconductor chips 4. Again, the center Z is the common one
- FIG. 4b shows a sectional view of FIG
- Embodiment in Figure lb except that over the inner region 113 in which the AlGalnP - semiconductor chips 3 are arranged a Auskoppellinse 6 is arranged.
- the coupling-out lens 6 fulfills the Weierstrass condition. This means that the radius 13 of the coupling lens 6 and the radius 12 of the emission surface in the following
- Refractive index serh ai b / refractive index L in Se The refractive index outside is 1.
- the refractive index of the lens is assumed to be 1.5.
- Figure 5a shows a 3-dimensional view of a
- the InGaN semiconductor chips 4 arranged in a circle around the center of symmetry Z are enclosed by a further, annular, barrier 8.
- the further barrier 8 has a reflectivity of greater than 90%, preferably greater than 95%.
- the InGaN semiconductor chips 4 are cast in a second potting material 9. The second
- Potting material 9 has a conversion means 17, in particular a phosphor. A portion of the electromagnetic radiation emitted by the InGaN semiconductor chips 4 from the blue spectral range is converted by the conversion means 17 into the yellow-green spectral range. The semiconductor chips 3, 4 are over
- a coupling lens 6 covers the inner
- the InGaN semiconductor chips 4b are surface emitters,
- This emission surface 14 has a certain radius 12. About the emission surface 14, the hemispherical lens 6 is spanned. The hemispherical lens 6 has a certain radius 13. The lens 6 has a refractive index 15 of about 1.5. Outside the lens 6, the refractive index of air, namely 1, is assumed. The two radii 12 and 13 are chosen so that the Weierstrass condition is met.
- Embodiments are not limited to specific feature combinations. Although some
Landscapes
- Led Device Packages (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102010027875A DE102010027875A1 (de) | 2010-04-16 | 2010-04-16 | Optoelektronisches Bauelement und Verfahren zum Herstellen eines optoelektronischen Bauelements |
| PCT/EP2011/054106 WO2011128173A1 (de) | 2010-04-16 | 2011-03-18 | Optoelektronisches bauelement und verfahren zum herstellen eines optoelektronischen bauelements |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP2519971A1 true EP2519971A1 (de) | 2012-11-07 |
Family
ID=43983590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP11710172A Withdrawn EP2519971A1 (de) | 2010-04-16 | 2011-03-18 | Optoelektronisches bauelement und verfahren zum herstellen eines optoelektronischen bauelements |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US8835931B2 (de) |
| EP (1) | EP2519971A1 (de) |
| JP (1) | JP5757993B2 (de) |
| KR (1) | KR101818554B1 (de) |
| CN (2) | CN102870214B (de) |
| DE (1) | DE102010027875A1 (de) |
| WO (1) | WO2011128173A1 (de) |
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| US20130170174A1 (en) | 2011-12-29 | 2013-07-04 | Intematix Technology Center Corp. | Multi-cavities light emitting device |
| EP2613354B1 (de) * | 2012-01-03 | 2020-05-06 | Epistar Corporation | Lichtemittierende Vorrichtung mit mehreren Hohlräumen |
| WO2013104963A1 (en) * | 2012-01-10 | 2013-07-18 | Koninklijke Philips N.V. | Light emitting array with improved light output efficiency |
| WO2013152362A1 (en) * | 2012-04-07 | 2013-10-10 | Axlen, Inc. | High flux high brightness led lighting devices |
| CN105378952B (zh) * | 2013-05-13 | 2018-01-12 | 首尔半导体(株) | 发光器件封装件及其制造方法以及包含该发光器件封装件的车灯和背光单元 |
| US9847457B2 (en) | 2013-07-29 | 2017-12-19 | Seoul Viosys Co., Ltd. | Light emitting diode, method of fabricating the same and LED module having the same |
| KR101546929B1 (ko) | 2013-09-24 | 2015-08-25 | 서울바이오시스 주식회사 | 발광 다이오드 및 그것을 갖는 발광 다이오드 모듈 |
| US9607965B2 (en) | 2013-09-25 | 2017-03-28 | STATS ChipPAC Pte. Ltd. | Semiconductor device and method of controlling warpage in reconstituted wafer |
| US10163747B2 (en) | 2013-09-25 | 2018-12-25 | STATS ChipPAC Pte. Ltd. | Semiconductor device and method of controlling warpage in reconstituted wafer |
| JP6149727B2 (ja) * | 2013-12-28 | 2017-06-21 | 日亜化学工業株式会社 | 発光装置及びその製造方法 |
| DE202014103033U1 (de) | 2014-03-27 | 2015-07-02 | Tridonic Jennersdorf Gmbh | LED-Modul zur Abgabe von Weißlicht |
| USD771579S1 (en) | 2014-05-26 | 2016-11-15 | Citizens Electronics Co., Ltd. | Light emitting diode |
| JP1524801S (de) * | 2014-05-26 | 2015-06-01 | ||
| USD767515S1 (en) * | 2014-10-24 | 2016-09-27 | Citizen Electronics Co., Ltd. | Light emitting diode |
| DE102014116134A1 (de) | 2014-11-05 | 2016-05-12 | Osram Opto Semiconductors Gmbh | Verfahren zum Herstellen eines optoelektronischen Bauelements und optoelektronisches Bauelement |
| DE102015206471A1 (de) * | 2015-04-10 | 2016-10-13 | Osram Gmbh | Beleuchtungseinrichtung |
| USD786809S1 (en) * | 2015-05-20 | 2017-05-16 | Citizen Electronics Co., Ltd. | Light emitting diode |
| JP1545462S (de) * | 2015-05-20 | 2016-03-14 | ||
| DE102015007750A1 (de) * | 2015-06-17 | 2016-12-22 | Osram Gmbh | Leuchtdiodenanordnung und Verfahren zum Herstellen einer Leuchtdiodenanordnung |
| JP6646969B2 (ja) * | 2015-08-03 | 2020-02-14 | シチズン電子株式会社 | 発光装置 |
| US10354912B2 (en) * | 2016-03-21 | 2019-07-16 | Qualcomm Incorporated | Forming self-aligned vertical interconnect accesses (VIAs) in interconnect structures for integrated circuits (ICs) |
| JP6769248B2 (ja) * | 2016-11-09 | 2020-10-14 | 日亜化学工業株式会社 | 発光装置 |
| TWI716674B (zh) * | 2017-03-17 | 2021-01-21 | 新加坡商星科金朋有限公司 | 半導體裝置和在重建晶圓中控制翹曲的方法 |
| JP7057528B2 (ja) * | 2020-09-10 | 2022-04-20 | 日亜化学工業株式会社 | 発光装置 |
| US12111022B2 (en) | 2021-01-05 | 2024-10-08 | Signify Holding, B.V. | Light emitting module comprising led arrays for symmetrical and asymmetrical lighting |
| US11830858B2 (en) * | 2022-03-21 | 2023-11-28 | Foshan Evercore Optoelectronic Technology Co., Ltd. | Full-color chip-on-board (COB) device |
| TWI859813B (zh) * | 2022-04-13 | 2024-10-21 | 台達電子工業股份有限公司 | 照明裝置 |
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-
2010
- 2010-04-16 DE DE102010027875A patent/DE102010027875A1/de not_active Withdrawn
-
2011
- 2011-03-18 KR KR1020127029964A patent/KR101818554B1/ko not_active Expired - Fee Related
- 2011-03-18 JP JP2013504187A patent/JP5757993B2/ja not_active Expired - Fee Related
- 2011-03-18 WO PCT/EP2011/054106 patent/WO2011128173A1/de not_active Ceased
- 2011-03-18 CN CN201180019220.3A patent/CN102870214B/zh not_active Expired - Fee Related
- 2011-03-18 EP EP11710172A patent/EP2519971A1/de not_active Withdrawn
- 2011-03-18 CN CN201510409755.1A patent/CN104979339B/zh not_active Expired - Fee Related
- 2011-03-18 US US13/641,650 patent/US8835931B2/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040195641A1 (en) * | 2001-04-27 | 2004-10-07 | Ralph Wirth | Semiconductor chip for optoelectronics |
| JP2005158958A (ja) * | 2003-11-25 | 2005-06-16 | Matsushita Electric Works Ltd | 発光装置 |
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Non-Patent Citations (1)
| Title |
|---|
| See also references of WO2011128173A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| KR101818554B1 (ko) | 2018-01-15 |
| US20130032820A1 (en) | 2013-02-07 |
| US8835931B2 (en) | 2014-09-16 |
| WO2011128173A1 (de) | 2011-10-20 |
| CN102870214B (zh) | 2015-08-05 |
| CN104979339A (zh) | 2015-10-14 |
| CN102870214A (zh) | 2013-01-09 |
| CN104979339B (zh) | 2018-06-26 |
| JP2013526016A (ja) | 2013-06-20 |
| DE102010027875A1 (de) | 2011-10-20 |
| JP5757993B2 (ja) | 2015-08-05 |
| KR20130051449A (ko) | 2013-05-20 |
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