WO2013045196A1 - Optoelektronisches halbleiterbauteil - Google Patents
Optoelektronisches halbleiterbauteil Download PDFInfo
- Publication number
- WO2013045196A1 WO2013045196A1 PCT/EP2012/066804 EP2012066804W WO2013045196A1 WO 2013045196 A1 WO2013045196 A1 WO 2013045196A1 EP 2012066804 W EP2012066804 W EP 2012066804W WO 2013045196 A1 WO2013045196 A1 WO 2013045196A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- lead frame
- reflective coating
- semiconductor chip
- optoelectronic semiconductor
- frame parts
- 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.)
- Ceased
Links
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
- H10H20/857—Interconnections, e.g. lead-frames, bond wires or solder balls
-
- 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
- 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
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W90/00—Package configurations
- H10W90/701—Package configurations characterised by the relative positions of pads or connectors relative to package parts
- H10W90/751—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bond wires
- H10W90/753—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bond wires between laterally-adjacent chips
Definitions
- An optoelectronic semiconductor component is specified.
- An object to be solved is to provide an optoelectronic semiconductor device which has a high
- the optoelectronic semiconductor component comprises one, preferably a plurality of optoelectronic semiconductor chips.
- the at least one semiconductor chip is, for example, a
- Photodiode or, preferably, a light emitting diode may be formed as a semiconductor laser.
- Semiconductor component optionally also a protective diode against electrostatic discharge, ESD protection diode for short.
- this includes
- the lead frame points a ladder frame part or a plurality of ladder frame parts.
- the lead frame parts are preferably made of a metallic
- Material preferably based on metals such as copper or aluminum, for example a copper alloy or an aluminum alloy, formed and are within the
- the semiconductor device not directly electrically connected to each other.
- the semiconductor device is electrically contacted externally.
- this includes
- Semiconductor component at least two electrical
- the connecting means is preferably a bonding wire to a
- Coating that extends from an electrical contact surface of the semiconductor chip toward at least one of the lead frame parts.
- Semiconductor component at least one potting.
- the potting body is attached to the lead frame and mechanically supports it. Does the ladder frame have several?
- the potting body mechanically connects the lead frame parts together. It is possible for the potting body to be designed as a reflector or reflector part for radiation emitted by the semiconductor chips and for this purpose to comprise additional coatings.
- one or more of the leadframe parts is at one Top provided with a reflective coating.
- a reflectivity of the coating is for radiation in the visible spectral range, for example in a
- Lead frame or the corresponding lead frame part another or more more, in particular of the
- the semiconductor chip is mounted on the reflective coating on the top side.
- the reflective coating is located directly below the semiconductor chip, seen in plan view on the top.
- a lower side of the leadframe or of the leadframe part, the underside lying opposite the upper side and, in particular, no semiconductor chip being attached to the lower side, is preferably free of the reflective coating.
- the semiconductor chip is preferably on the top side
- the leadframe has at least two contact points.
- the connecting means is immediate appropriate.
- the contact points are
- the contact points preferably have a comparatively soft material such as gold, silver or aluminum.
- the contact points materials such as palladium or NiP, in particular with a phosphorus content of up to 10%, have, or consist of. It is possible that the leadframe parts each have at most one of the contact points.
- the contact points are formed from a material that is different from a material of the reflective coating. In other words, the contact points are not formed by a portion of the reflective coating.
- this includes at least one
- the semiconductor device has at least two electrical
- Connecting means such as bond wires, over which the
- a semiconductor chip is electrically contacted with the lead frame.
- a potting body is attached to the lead frame and mechanically supports it.
- Semiconductor chip is attached, provided with a reflective coating.
- the semiconductor chip is mounted on the reflective coating.
- the leadframe also includes at least two contact pads on which the connection means are mounted. The contact points are one of the reflective coating
- radiation-transmissive substrate such as a sapphire substrate
- a punch carrier here is for example a sheet-metal semi-finished product from which the leadframe parts are punched out.
- the punch carrier is, for example, an aluminum sheet, which on one side with the
- the reflective coating is continuous on all upper sides of the reflective coating
- reflective coating is removed. Furthermore, no further coating layers are applied to the reflective coating, except for the direct attachment of the semiconductor chip or a contact pedestal. Special are no traces are attached to the reflective coating.
- At least one of the leadframe parts preferably at least two or exactly two of the leadframe parts, has a bend.
- a bending angle is preferably 90 ° or 180 °, preferably with a tolerance of at most 10 ° or at most 5 °. Bending may mean that the curved lead frame part has at least two areas of the top, wherein
- Normals to these top areas have in different directions, with an angle between the normal preferably having said values.
- At least one of the leadframe parts is or are
- Lead frame part in the same direction as the
- Semiconductor chip is attached. In other words, is in plan view of the semiconductor device and on the
- Leadframe has at least two of
- Leadframe parts made of different stamping carriers. These ladder frame parts point, for example mutually different base materials such as copper or aluminum on and / or are provided with mutually different coatings or only one of the lead frame parts is provided with the reflective coating.
- only the upper side of the lead frame part, on which the semiconductor chip is mounted, is provided with the reflective coating.
- the further upper sides of the other lead frame parts as well as all lower sides are then preferably free of the reflective coating.
- the reflective coating is at least one of the contact points from the upper side of at least one
- the reflective coating forms at least 90% of an upper side on which the contact points are formed
- the reflective coating covers at least 95% or at least 98% of that top.
- the potting can be disregarded here.
- At least one of the contact points which is preferably located on one of the upper sides, is provided with a contact coating.
- a contact coating is a Attaching the connecting means to the corresponding
- the contact coating on the reflective coating attached.
- the reflective coating then lies between the lead frame part and the contact coating which forms the contact point.
- the contact coating can also be a
- Layer stacks of multiple layers with different materials act.
- Semiconductor chip is mounted, just shaped, at least in a not covered by the potting body area.
- the contact points in a direction away from the top side, on which the semiconductor chip is mounted and along a main emission direction of the semiconductor chip, are higher than the top side, on which the semiconductor chip is located.
- At least one, preferably at least two, or exactly two contact pedestals are mounted on the upper side of the lead frame part, on which the semiconductor chip is located.
- a pedestal top side of the contact pedestals is preferably in a plane with a main radiation side of the
- the contact platform is facing, for example, on one of the upper side of the ladder frame part
- Pedestal base electrically insulating and at the
- Pedestal top electrically conductive.
- additional features such as ESD protection can be added to the contact platform
- Podestoberseite which faces away from the ladder frame part, at least two or exactly two of the connecting means
- One of the connecting means preferably extends to one of the contact points on a further lead frame part, a second of the connecting means preferably extends to one of the semiconductor chips. Starting from the podium top side, a plurality of the semiconductor chips can be electrically contacted.
- this has differently shaped from each other
- the contact points are shaded from direct radiation emitted by the semiconductor chip. In other words, there is no straight, uninterrupted connecting line from a radiation main side facing away from the upper side
- the shading takes place, for example, by parts of the ladder frame part the contact point is formed, and / or by the potting body.
- the contact points are framed around by a material of the potting.
- the potting body is formed from an opaque material or comprises at least one such material.
- the potting body is formed, for example, of a reflective or absorbent plastic.
- Lead frame parts or one or more of
- the reflective coating is applied on the base material.
- Silver layer on, on the preferred turn, one or more layers with a silica and / or a
- Titanium oxide are formed.
- the reflective coating preferably comprises a layer stack of materials with different refractive index, so that a Bragg mirror is formed.
- a metallic mirror preferably with or made of silver, and a layer stack are combined in particular with a titanium oxide and with a silicon oxide.
- the contact points are formed with a layer sequence of nickel, palladium and gold, wherein the nickel layer
- Palladium layer between the gold layer and the Nickel layer preferably has a thickness of at least
- a thickness of the gold layer is preferably at least 50 nm.
- Contacting the semiconductor device are set up and which are preferably based on copper, at most 300 microns or at most 200 microns. It is beyond this thickness, for example 80 or 125 u m u m -
- an average diameter of the lead frame part on which the semiconductor chip is mounted is between 8 mm and 30 mm inclusive, preferably between 15 mm and 28 mm inclusive.
- Such comparatively large diameters in particular thin lead frame parts can be achieved by the mechanical stabilizing effect of the potting body.
- the potting body seen in plan view, surrounds the
- Ladder frame parts forming a surface is a
- FIGS 1 to 8 are schematic representations of
- FIGS. 9 to 11 are schematic procedures of methods for
- FIG. 1 shows a perspective view of an embodiment of an optoelectronic
- the semiconductor device 1 shown.
- the semiconductor device 1 has a lead frame 3 with three lead frame parts 31, on.
- On the centrally arranged ladder frame part 32 are a plurality of optoelectronic matrix-like
- the semiconductor chips 2 attached.
- the semiconductor chips 2 are preferably light-emitting diodes, in short LEDs.
- the Semiconductor component 1 is surface mountable, it is a so-called SMT component.
- the lead frame parts 31, 32 each have a
- Top 36 a reflective coating 6 on.
- the semiconductor chips 2 are applied directly to the reflective coating 6 and thus applied to the upper side 36 of the central leadframe part 32, for example glued on.
- the two outer lead frame parts 31 each have a bend 37 of 180 °, so that in places one of the upper side 36 opposite bottom 35 of the lead frame parts 31 facing upward in the same direction as the top 36 of the central lead frame part 32.
- the semiconductor component 1 preferably has two contact platforms 9 with podium top sides 90 on the upper side 36 of the central ladder frame part 32. Due to the perspective view, only one of the contact platforms 9, English also referred to as Iceland den, in Figure 1 can be seen.
- the contact pedestals 9 have approximately the same size as the semiconductor chips 2, for example with a tolerance of at most 20% along all
- the semiconductor chips 2 are connected to the
- connection platforms 9 are electrically connected via connection means 4 with contact points 34.
- the connecting means 4 are shaped as bond wires. A material of
- Connecting means 4 is for example aluminum and / or Gold and a thickness of the connecting means 4 is to
- the contact points 34 are through the parts of the lower sides 35 of the outer
- the contact points 34 are in this case of a material of
- Potting body 5 completely surrounded in the lateral direction and thereby shaded by the semiconductor chip 2.
- the individual lead frame parts 31, 32 of the lead frame 3 are mechanically interconnected.
- FIG. 2 shows a further exemplary embodiment of the invention
- Simplification are the semiconductor chips 2 and the
- the semiconductor device 1 according to FIG. 2 is also illustrated in a view from below in FIG. 3 and in a side view in FIG.
- the semiconductor device 1 has a central lead frame part 32, which adjoins two lead frame parts 31 on two sides.
- central ladder frame part 32 are out of each other
- Lead frame part 32 is at the top 36 with the
- the central ladder frame part 32 is provided with a
- a width AI of the fastening device 38 is included
- a width A2 of the ladder frame parts 31 is 12 mm.
- An inner diameter A3 of the potting body 5 is 23 mm, an outer diameter A4 at 30 mm.
- a width A5 of a Simses, to which the contact points 34 are attached, compare Figure 2, is 1.5 mm.
- a thickness A6 of the entire semiconductor device 1 is 2.7 mm.
- FIG. 5 illustrates in a schematic sectional view a further exemplary embodiment of the semiconductor component 1.
- the lead frame parts 31, 32 are not in one plane.
- Semiconductor chip 2 is applied with the main radiation side 20 is a recess in the coating 6 at the
- the lead frame part 31 is preferably not provided with a reflective coating.
- a contact coating 8 is attached to the contact points 34, in order to simplify a connection of the connection means 4 to the lead frame parts 31, 32.
- a component underside of the semiconductor component 1 is formed both by the potting body 5 and by the underside 35 of the semiconductor device 1
- Ladder frame part 32 formed. Both contact points 34 are formed by areas of the upper sides 36, on which the reflective coating 6 is removed. According to FIG. 6, the semiconductor chip 2 is connected directly to the lead frame part 31 via the connection means 4.
- the filling can be optical
- the filling comprises a silicone or an epoxide or an epoxy-silicone hybrid material.
- the semiconductor component 1 has only a single conductor frame part 32, on the one side thereof
- the contact coating 8a, 8b forms the contact point 34.
- the contact point 34 may be formed similarly to a conductor track.
- a thickness of the contact coatings 8 is preferably at most 25% of a thickness of the
- Figure 9 is a perspective view of a
- a punch carrier 33 is provided for the lead frame 3.
- the punch carrier 33 is sheet-shaped and has the with the
- the embossment 39 is annular, for example, and may be limited to the central lead frame part 32.
- the potting body 5 is produced approximately by injection molding or pressure casting. This results in a mechanical connection of the lead frame parts 31, 32 with each other. According to FIG. 9F, a connection of the outer lead frame parts 31 to the
- Lead frame part 32 with the punch carrier 33 is mechanically connected.
- FIG. 10A A method for producing a semiconductor component 1, in particular according to FIG. 2, is shown schematically in FIG. 10 in perspective views.
- a first punch carrier 33a is provided.
- the punch carrier 33a has on the upper side 36 the reflective coating 6, a base material is for example aluminum.
- a second punch carrier 33b is provided, in which the Contours of the outer lead frame parts 31 are formed, see Figure 10B.
- the second punch carrier 33b is free of the reflective coating, a base material may be copper.
- FIG. 11A Another embodiment of a method for producing a semiconductor device 1 is illustrated in FIG. 11.
- the lead frame parts 32 on which the semiconductor chips 2 are fastened are made of a first
- Punch carrier 33 in particular made of an aluminum alloy and with the reflective coating 6, manufactured.
- Lead frame parts 31 for the external electrical contacting of the semiconductor device 1 are separated from the
- Ladder frame parts 32 from a further, not shown in Figure IIB punch carrier, for example from a
- the lead frame parts 31 may be thinner than the lead frame parts 32nd
- the separately prefabricated lead frame parts 31, 32 are then given during molding of the potting 5 in an injection mold or mold, not shown, and mechanically connected to each other via the potting body 5, see the perspective view in Figure HC.
- Potting top side 50 are optionally the recesses 7a
- Subside 35 extend to the lead frame parts 31 and the recesses 7a are preferably opposite. As a result, the lead frame parts 31 are better fixable during the molding of the potting body 5, together with the recesses 7a on the potting top 50.
- Wiring of the semiconductor chips 2 are not specifically shown in Figures 10 and 11, but can also be done.
- the processing of the two punch carriers 33a, 33b can during
- Method according to FIG. 10 or 11 is carried out analogously to the method according to FIG. 9.
- the process steps are preferably carried out in the order given, but a different order is possible.
- FIGS. 9 to 11 can be used to fabricate semiconductor devices according to the
- FIGS. 5 to 8 are used analogously.
- the methods may each include optional steps of applying contact coatings 8 and / or removing spots on the reflective coating 6 to form the
- Contact points 34 include. Likewise, the methods may include further steps for the casting of the not shown
- a described semiconductor device can be generated in a few steps.
- Features for the semiconductor devices are also disclosed for the methods and vice versa.
Landscapes
- Led Device Packages (AREA)
Abstract
Description
Claims
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020147011632A KR101588617B1 (ko) | 2011-09-29 | 2012-08-30 | 광전자 반도체 소자 |
| CN201280047960.2A CN103843164B (zh) | 2011-09-29 | 2012-08-30 | 光电半导体组件 |
| US14/347,293 US9437792B2 (en) | 2011-09-29 | 2012-08-30 | Optoelectronic semiconductor component |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102011083691.8 | 2011-09-29 | ||
| DE102011083691.8A DE102011083691B4 (de) | 2011-09-29 | 2011-09-29 | Optoelektronisches halbleiterbauteil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2013045196A1 true WO2013045196A1 (de) | 2013-04-04 |
Family
ID=46799224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/EP2012/066804 Ceased WO2013045196A1 (de) | 2011-09-29 | 2012-08-30 | Optoelektronisches halbleiterbauteil |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US9437792B2 (de) |
| KR (1) | KR101588617B1 (de) |
| CN (1) | CN103843164B (de) |
| DE (1) | DE102011083691B4 (de) |
| WO (1) | WO2013045196A1 (de) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9865783B2 (en) * | 2013-09-09 | 2018-01-09 | Luminus, Inc. | Distributed Bragg reflector on an aluminum package for an LED |
| CN105226197B (zh) * | 2014-07-04 | 2018-01-16 | 上海和辉光电有限公司 | 一种oled结构 |
| DE102014110074A1 (de) * | 2014-07-17 | 2016-01-21 | Osram Opto Semiconductors Gmbh | Elektronisches Bauelement, Leiterrahmen und Verfahren zum Herstellen eines elektronischen Bauelements |
| DE102014215985A1 (de) * | 2014-08-12 | 2016-02-18 | Osram Gmbh | LED-Halter zum Halten eines LED-Moduls |
| JP7011142B2 (ja) * | 2016-09-30 | 2022-01-26 | 日亜化学工業株式会社 | 発光装置、発光装置用パッケージ及び発光装置の製造方法 |
| DE102018130368A1 (de) * | 2018-11-29 | 2020-06-04 | Osram Opto Semiconductors Gmbh | Optoelektronisches halbleiterbauteil, trägerrolle mit solchen optoelektronischen halbleiterbauteilen und textilgewebe |
| JP6784793B2 (ja) * | 2019-04-12 | 2020-11-11 | 株式会社フジクラ | レーザモジュール及びその製造方法 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61148883A (ja) * | 1984-12-22 | 1986-07-07 | Toshiba Corp | 光半導体装置用リ−ドフレ−ム |
| US20030107316A1 (en) * | 2001-12-07 | 2003-06-12 | Gen Murakami | Light-emitting unit and method for producing same as well as lead frame used for producing light-emitting unit |
| WO2004064154A1 (en) * | 2003-01-16 | 2004-07-29 | Matsushita Electric Industrial Co., Ltd. | Lead frame for a semiconductor device |
| JP2007067116A (ja) * | 2005-08-30 | 2007-03-15 | Toshiba Lighting & Technology Corp | 発光装置 |
| US20090147498A1 (en) * | 2007-12-06 | 2009-06-11 | Dong Wook Park | Light emitting device |
| US20110012497A1 (en) * | 2009-07-15 | 2011-01-20 | Kyowa Electric Wire Co., Ltd. | Plating structure and method for manufacturing electric material |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10033502A1 (de) * | 2000-07-10 | 2002-01-31 | Osram Opto Semiconductors Gmbh | Optoelektronisches Modul, Verfahren zu dessen Herstellung und dessen Verwendung |
| JP2004146815A (ja) | 2002-09-30 | 2004-05-20 | Sanyo Electric Co Ltd | 発光素子 |
| US7531844B2 (en) | 2002-09-30 | 2009-05-12 | Sanyo Electric Co., Ltd. | Light emitting element |
| WO2006065007A1 (en) | 2004-12-16 | 2006-06-22 | Seoul Semiconductor Co., Ltd. | Leadframe having a heat sink supporting ring, fabricating method of a light emitting diodepackage using the same and light emitting diodepackage fabbricated by the method |
| KR100579397B1 (ko) | 2004-12-16 | 2006-05-12 | 서울반도체 주식회사 | 리드프레임과 직접 연결된 히트싱크를 채택하는 발광다이오드 패키지 |
| WO2010035944A2 (ko) * | 2008-09-29 | 2010-04-01 | 서울반도체 주식회사 | 발광 장치 |
| KR101064026B1 (ko) * | 2009-02-17 | 2011-09-08 | 엘지이노텍 주식회사 | 발광 디바이스 패키지 및 그 제조방법 |
| TWI403004B (en) * | 2009-09-04 | 2013-07-21 | Led package structure for increasing heat-dissipating effect and light-emitting efficiency and method for making the same | |
| KR20110101940A (ko) | 2010-03-10 | 2011-09-16 | 삼성엘이디 주식회사 | 발광다이오드 패키지 및 이의 제조방법 |
| US8648359B2 (en) * | 2010-06-28 | 2014-02-11 | Cree, Inc. | Light emitting devices and methods |
-
2011
- 2011-09-29 DE DE102011083691.8A patent/DE102011083691B4/de not_active Expired - Fee Related
-
2012
- 2012-08-30 WO PCT/EP2012/066804 patent/WO2013045196A1/de not_active Ceased
- 2012-08-30 CN CN201280047960.2A patent/CN103843164B/zh not_active Expired - Fee Related
- 2012-08-30 US US14/347,293 patent/US9437792B2/en not_active Expired - Fee Related
- 2012-08-30 KR KR1020147011632A patent/KR101588617B1/ko not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61148883A (ja) * | 1984-12-22 | 1986-07-07 | Toshiba Corp | 光半導体装置用リ−ドフレ−ム |
| US20030107316A1 (en) * | 2001-12-07 | 2003-06-12 | Gen Murakami | Light-emitting unit and method for producing same as well as lead frame used for producing light-emitting unit |
| WO2004064154A1 (en) * | 2003-01-16 | 2004-07-29 | Matsushita Electric Industrial Co., Ltd. | Lead frame for a semiconductor device |
| JP2007067116A (ja) * | 2005-08-30 | 2007-03-15 | Toshiba Lighting & Technology Corp | 発光装置 |
| US20090147498A1 (en) * | 2007-12-06 | 2009-06-11 | Dong Wook Park | Light emitting device |
| US20110012497A1 (en) * | 2009-07-15 | 2011-01-20 | Kyowa Electric Wire Co., Ltd. | Plating structure and method for manufacturing electric material |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20140074367A (ko) | 2014-06-17 |
| KR101588617B1 (ko) | 2016-01-26 |
| US9437792B2 (en) | 2016-09-06 |
| US20140246688A1 (en) | 2014-09-04 |
| DE102011083691A1 (de) | 2013-04-04 |
| DE102011083691B4 (de) | 2020-03-12 |
| CN103843164A (zh) | 2014-06-04 |
| CN103843164B (zh) | 2017-08-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2396832B1 (de) | Verkapselte optoeleketronische halbleiteranordnung mit lötstoppschicht und entsprechendes verfahren | |
| WO2013045196A1 (de) | Optoelektronisches halbleiterbauteil | |
| WO2014060355A2 (de) | Verfahren zur herstellung einer vielzahl von optoelektronischen halbleiterbauteilen | |
| DE102012002605B9 (de) | Verfahren zur Herstellung eines optoelektronischen Halbleiterbauteils und optoelektronisches Halbleiterbauteil | |
| DE112011103186T5 (de) | Lichtemittierende Diodeneinheit auf Waferebene und Verfahren zu ihrer Herstellung | |
| WO2012007245A1 (de) | Optoelektronisches halbleiterbauteil | |
| WO2010124915A1 (de) | Leuchtdiode und verfahren zur herstellung einer leuchtdiode | |
| DE102013112549A1 (de) | Verfahren zur Herstellung von optoelektronischen Halbleiterbauelementen und optoelektronisches Halbleiterbauelement | |
| DE102013110114A1 (de) | Optoelektronisches Halbleiterbauteil und Verfahren zur Herstellung eines optoelektronischen Halbleiterbauteils | |
| WO2016180734A1 (de) | Verfahren zur verspiegelung von mantelflächen von optischen bauelementen für die verwendung in optoelektronischen halbleiterkörpern und oberflächenmontierbarer optoelektronischer halbleiterkörper | |
| WO2016087656A1 (de) | Konversionselement, optoelektronisches halbleiterbauelement und verfahren zur herstellung von konversionselementen | |
| WO2017178332A1 (de) | Bauelement mit reflektor und verfahren zur herstellung von bauelementen | |
| DE102013206225A1 (de) | Optoelektronisches Bauelement und Verfahren zu seiner Herstellung | |
| DE102015007750A1 (de) | Leuchtdiodenanordnung und Verfahren zum Herstellen einer Leuchtdiodenanordnung | |
| DE112019001007B4 (de) | Verfahren zum Herstellen eines optoelektronischen Bauelements | |
| DE102016106570A1 (de) | Lichtemittierender Halbleiterchip, lichtemittierendes Bauelement und Verfahren zur Herstellung eines lichtemittierenden Bauelements | |
| WO2012031932A1 (de) | Verfahren zur herstellung eines optoelektronischen halbleiterbauelements | |
| DE102018131775A1 (de) | Elektronisches Bauelement und Verfahren zur Herstellung eines elektronischen Bauelements | |
| WO2017194620A1 (de) | Optoelektronisches bauteil und verfahren zur herstellung eines optoelektronischen bauteils | |
| WO2019121020A1 (de) | Verfahren zur herstellung eines konversionselements und konversionselement | |
| DE112017005653B4 (de) | Leiterrahmen, optoelektronisches Bauelement mit einem Leiterrahmen und Verfahren zur Herstellung eines optoelektronischen Bauelements | |
| WO2013139493A1 (de) | Deckplatte, optoelektronisches halbleiterbauteil und verfahren zur herstellung eines optoelektronischen halbleiterbauteils | |
| WO2012080014A1 (de) | Gehäuse und verfahren zur herstellung eines gehäuses für ein optoelektronisches bauelement | |
| DE102016106571A1 (de) | Lichtemittierender Halbleiterchip, lichtemittierendes Bauelement und Verfahren zur Herstellung eines lichtemittierenden Bauelements | |
| WO2015135908A1 (de) | Optoelektronisches bauelement und verfahren zu seiner herstellung |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 12755834 Country of ref document: EP Kind code of ref document: A1 |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 14347293 Country of ref document: US |
|
| NENP | Non-entry into the national phase |
Ref country code: DE |
|
| ENP | Entry into the national phase |
Ref document number: 20147011632 Country of ref document: KR Kind code of ref document: A |
|
| 122 | Ep: pct application non-entry in european phase |
Ref document number: 12755834 Country of ref document: EP Kind code of ref document: A1 |