KR20160061182A - 은 페이스트의 접합 방법 - Google Patents
은 페이스트의 접합 방법 Download PDFInfo
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- KR20160061182A KR20160061182A KR1020140163762A KR20140163762A KR20160061182A KR 20160061182 A KR20160061182 A KR 20160061182A KR 1020140163762 A KR1020140163762 A KR 1020140163762A KR 20140163762 A KR20140163762 A KR 20140163762A KR 20160061182 A KR20160061182 A KR 20160061182A
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- silver
- indium
- silver paste
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/02—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape
- B23K35/0222—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape for use in soldering or brazing
- B23K35/0244—Powders, particles or spheres; Preforms made therefrom
- B23K35/025—Pastes, creams or slurries
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- H—ELECTRICITY
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- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W72/00—Interconnections or connectors in packages
- H10W72/071—Connecting or disconnecting
- H10W72/073—Connecting or disconnecting of die-attach connectors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/19—Soldering, e.g. brazing, or unsoldering taking account of the properties of the materials to be soldered
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/02—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating by means of a press ; Diffusion bonding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/02—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating by means of a press ; Diffusion bonding
- B23K20/023—Thermo-compression bonding
- B23K20/026—Thermo-compression bonding with diffusion of soldering material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
- B23K35/24—Selection of soldering or welding materials proper
- B23K35/30—Selection of soldering or welding materials proper with the principal constituent melting at less than 1550°C
- B23K35/3006—Ag as the principal constituent
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/08—Non-ferrous metals or alloys
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/18—Dissimilar materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/50—Inorganic materials other than metals or composite materials
- B23K2103/52—Ceramics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/50—Inorganic materials other than metals or composite materials
- B23K2103/56—Inorganic materials other than metals or composite materials being semiconducting
-
- 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
- H10W72/01—Manufacture or treatment
- H10W72/013—Manufacture or treatment of die-attach connectors
- H10W72/01321—Manufacture or treatment of die-attach connectors using local deposition
- H10W72/01325—Manufacture or treatment of die-attach connectors using local deposition in solid form
-
- 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
- H10W72/01—Manufacture or treatment
- H10W72/013—Manufacture or treatment of die-attach connectors
- H10W72/01331—Manufacture or treatment of die-attach connectors using blanket deposition
- H10W72/01333—Manufacture or treatment of die-attach connectors using blanket deposition in liquid form, e.g. spin coating, spray coating or immersion coating
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- 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
- H10W72/01—Manufacture or treatment
- H10W72/013—Manufacture or treatment of die-attach connectors
- H10W72/01365—Thermally treating
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- 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
- H10W72/071—Connecting or disconnecting
- H10W72/073—Connecting or disconnecting of die-attach connectors
- H10W72/07331—Connecting techniques
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- 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
- H10W72/071—Connecting or disconnecting
- H10W72/073—Connecting or disconnecting of die-attach connectors
- H10W72/07331—Connecting techniques
- H10W72/07336—Soldering or alloying
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- 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
- H10W72/071—Connecting or disconnecting
- H10W72/073—Connecting or disconnecting of die-attach connectors
- H10W72/07341—Controlling the bonding environment, e.g. atmosphere composition or temperature
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- 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
- H10W72/071—Connecting or disconnecting
- H10W72/073—Connecting or disconnecting of die-attach connectors
- H10W72/07351—Connecting or disconnecting of die-attach connectors characterised by changes in properties of the die-attach connectors during connecting
- H10W72/07355—Connecting or disconnecting of die-attach connectors characterised by changes in properties of the die-attach connectors during connecting changes in materials
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- 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
- H10W72/30—Die-attach connectors
- H10W72/321—Structures or relative sizes of die-attach connectors
- H10W72/325—Die-attach connectors having a filler embedded in a matrix
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- 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
- H10W72/30—Die-attach connectors
- H10W72/351—Materials of die-attach connectors
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- 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
- H10W72/30—Die-attach connectors
- H10W72/351—Materials of die-attach connectors
- H10W72/352—Materials of die-attach connectors comprising metals or metalloids, e.g. solders
-
- 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
- H10W72/30—Die-attach connectors
- H10W72/351—Materials of die-attach connectors
- H10W72/352—Materials of die-attach connectors comprising metals or metalloids, e.g. solders
- H10W72/3528—Intermetallic compounds
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- 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
- H10W90/731—Package configurations characterised by the relative positions of pads or connectors relative to package parts of die-attach connectors
- H10W90/734—Package configurations characterised by the relative positions of pads or connectors relative to package parts of die-attach connectors between a chip and a stacked insulating package substrate, interposer or RDL
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- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Die Bonding (AREA)
- Manufacturing & Machinery (AREA)
Abstract
Description
도 3은 본 발명의 일 실시예에 따른 은 페이스트를 개략적으로 나타낸 도면이다.
도 4 내지 도 8을 본 발명의 일 실시예에 따른 은 페이스트의 접합 방법을 순서대로 나타낸 도면이다.
도 9는 본 발명의 다른 실시예에 따른 은 페이스트를 개략적으로 나타낸 도면이다.
도 10 내지 도 12를 본 발명의 다른 실시예에 따른 은 페이스트의 접합 방법을 순서대로 나타낸 도면이다.
100: 은 분말 110: 코어부
120: 코팅부 121: 액상 코팅부
130: 접합부 200: 인듐 분말
210: 액상 인듐
Claims (10)
- 은 및 인듐을 포함하는 은 페이스트를 반도체 소자 또는 기판에 도포하는 단계,
상기 반도체 소자를 상기 기판 위에 배치하는 단계, 그리고
상기 은 페이스트를 가열하여 접합층을 형성하는 단계를 포함하고,
상기 반도체 소자 및 상기 기판은 상기 접합층을 통하여 접합되고,
상기 인듐은 상기 은 페이스트에 40 몰% 이하로 포함되는 은 페이스트의 접합 방법. - 제1항에서,
상기 인듐은 상기 은 페이스트에 20 몰% 이하로 포함되어 있는 은 페이스트의 접합 방법. - 제2항에서,
상기 은 페이스트를 가열하는 단계는 160도 이상으로 가열하는 은 페이스트의 접합 방법. - 제3항에서,
상기 은 페이스트를 가열하는 단계는 300도 이상으로 가열하는 은 페이스트의 접합 방법. - 제4항에서,
상기 은 및 상기 인듐은 각각 독립된 구형 분말 형상이고, 상기 은 페이스트는 복수의 상기 은 구형 분말 및 복수의 상기 인듐 구형 분말을 포함하는 은 페이스트의 접합 방법. - 제5항에서,
상기 접합층을 형성하는 단계는
상기 은 페이스트를 가열하여 상기 인듐 구형 분말이 액상 인듐으로 변화하는 단계,
상기 액상 인듐이 상기 각 은 구형 분말의 표면을 둘러싸는 단계,
상기 각 은 구형 분말의 표면을 둘러싸고 있는 상기 액상 인듐이 인접한 상기 액상 인듐과 접촉하는 단계,
상기 액상 인듐이 상기 은 구형 분말의 내부로 확산하는 단계, 그리고
상기 은 구형 분말이 상기 액상 인듐으로 확산하여 상기 각 은 구형 분말을 서로 접합하는 접합부를 형성하는 단계를 포함하는 은 페이스트의 접합 방법. - 제6항에서,
상기 액상 인듐이 상기 은 구형 분말의 내부로 확산하는 단계에서
상기 액상 인듐은 상기 은 구형 분말의 내부로 확산되어 사라지는 은 페이스트의 접합 방법. - 제4항에서,
상기 은은 판재 형상의 코어부를 형성하고, 상기 인듐은 상기 코어부의 표면에 코팅된 코팅부를 형성하고,
상기 은 페이스트는 상기 코팅부가 코팅된 상기 코어부를 복수 개 포함하는 은 페이스트의 접합 방법. - 제8항에서,
상기 접합층을 형성하는 단계는
상기 은 페이스트를 가열하여 상기 코팅부가 액상 코팅부로 변화하는 단계,
상기 액상 코팅부가 인접한 상기 액상 코팅부와 접촉하는 단계,
상기 액상 코팅부의 상기 인듐이 상기 코어부 내부로 확산하는 단계, 그리고
상기 코어부의 상기 은이 상기 액상 코팅부로 확산하여 상기 각 코어부를 서로 접합하는 접합부를 형성하는 단계를 포함하는 은 페이스트의 접합 방법. - 제9항에서,
상기 인듐이 상기 코어부 내부로 확산하는 단계에서
상기 인듐은 상기 코어부 내부로 확산되어 사라지는 은 페이스트의 접합 방법.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020140163762A KR20160061182A (ko) | 2014-11-21 | 2014-11-21 | 은 페이스트의 접합 방법 |
| DE102015212281.6A DE102015212281A1 (de) | 2014-11-21 | 2015-07-01 | Verfahren zum Verbinden mit einer Silberpaste |
| US14/800,607 US9589925B2 (en) | 2014-11-21 | 2015-07-15 | Method for bonding with a silver paste |
| CN201510600204.3A CN105632950A (zh) | 2014-11-21 | 2015-09-18 | 利用银膏进行粘结的方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020140163762A KR20160061182A (ko) | 2014-11-21 | 2014-11-21 | 은 페이스트의 접합 방법 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20160061182A true KR20160061182A (ko) | 2016-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020140163762A Ceased KR20160061182A (ko) | 2014-11-21 | 2014-11-21 | 은 페이스트의 접합 방법 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US9589925B2 (ko) |
| KR (1) | KR20160061182A (ko) |
| CN (1) | CN105632950A (ko) |
| DE (1) | DE102015212281A1 (ko) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107234367B (zh) * | 2017-06-20 | 2019-09-03 | 哈尔滨工业大学深圳研究生院 | 一种基于Ag@In核壳结构的高温钎料及其制备方法 |
| CN110752051B (zh) * | 2019-10-28 | 2021-10-08 | 深圳第三代半导体研究院 | 一种铟覆金刚石掺杂纳米银烧结膏的制备方法及烧结方法 |
| CN110773908A (zh) * | 2019-10-28 | 2020-02-11 | 深圳第三代半导体研究院 | 一种低温烧结的铟掺杂纳米银烧结膏的制备方法及烧结方法 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7830021B1 (en) * | 2005-09-06 | 2010-11-09 | Rockwell Collins, Inc. | Tamper resistant packaging with transient liquid phase bonding |
| JP4638382B2 (ja) | 2006-06-05 | 2011-02-23 | 田中貴金属工業株式会社 | 接合方法 |
| EP2121231A4 (en) * | 2007-01-22 | 2016-12-28 | Univ Maryland | HIGH TEMPERATURE soldering materials |
| US20090242121A1 (en) * | 2008-03-31 | 2009-10-01 | Daewoong Suh | Low stress, low-temperature metal-metal composite flip chip interconnect |
| JP5611537B2 (ja) | 2009-04-28 | 2014-10-22 | 日立化成株式会社 | 導電性接合材料、それを用いた接合方法、並びにそれによって接合された半導体装置 |
| JP5796242B2 (ja) * | 2011-02-24 | 2015-10-21 | デクセリアルズ株式会社 | 熱伝導性接着剤 |
| JP5725178B2 (ja) * | 2011-06-30 | 2015-05-27 | 日立金属株式会社 | ろう材、ろう材ペースト、セラミックス回路基板、セラミックスマスター回路基板及びパワー半導体モジュール |
| KR101716525B1 (ko) | 2012-12-21 | 2017-03-14 | 제일모직주식회사 | 태양전지 전극용 페이스트 조성물 및 이로부터 제조된 전극 |
| KR101648242B1 (ko) | 2013-03-27 | 2016-08-12 | 제일모직주식회사 | 태양전지 전극 형성용 조성물 및 이로부터 제조된 전극 |
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2014
- 2014-11-21 KR KR1020140163762A patent/KR20160061182A/ko not_active Ceased
-
2015
- 2015-07-01 DE DE102015212281.6A patent/DE102015212281A1/de not_active Withdrawn
- 2015-07-15 US US14/800,607 patent/US9589925B2/en active Active
- 2015-09-18 CN CN201510600204.3A patent/CN105632950A/zh active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE102015212281A1 (de) | 2016-05-25 |
| US9589925B2 (en) | 2017-03-07 |
| US20160148900A1 (en) | 2016-05-26 |
| CN105632950A (zh) | 2016-06-01 |
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