CN105322019A - 具有垂直沟道的半导体器件 - Google Patents
具有垂直沟道的半导体器件 Download PDFInfo
- Publication number
- CN105322019A CN105322019A CN201510383193.8A CN201510383193A CN105322019A CN 105322019 A CN105322019 A CN 105322019A CN 201510383193 A CN201510383193 A CN 201510383193A CN 105322019 A CN105322019 A CN 105322019A
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- China
- Prior art keywords
- layer
- semiconductor device
- gate metal
- dielectric layer
- doped
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-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/64—Double-diffused metal-oxide semiconductor [DMOS] FETs
- H10D30/66—Vertical DMOS [VDMOS] FETs
- H10D30/663—Vertical DMOS [VDMOS] FETs having both source contacts and drain contacts on the same surface, i.e. up-drain VDMOS
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/64—Double-diffused metal-oxide semiconductor [DMOS] FETs
- H10D30/65—Lateral DMOS [LDMOS] FETs
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/01—Manufacture or treatment
- H10D30/021—Manufacture or treatment of FETs having insulated gates [IGFET]
- H10D30/025—Manufacture or treatment of FETs having insulated gates [IGFET] of vertical IGFETs
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/01—Manufacture or treatment
- H10D30/021—Manufacture or treatment of FETs having insulated gates [IGFET]
- H10D30/028—Manufacture or treatment of FETs having insulated gates [IGFET] of double-diffused metal oxide semiconductor [DMOS] FETs
- H10D30/0291—Manufacture or treatment of FETs having insulated gates [IGFET] of double-diffused metal oxide semiconductor [DMOS] FETs of vertical DMOS [VDMOS] FETs
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/63—Vertical IGFETs
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/64—Double-diffused metal-oxide semiconductor [DMOS] FETs
- H10D30/66—Vertical DMOS [VDMOS] FETs
- H10D30/664—Inverted VDMOS transistors, i.e. source-down VDMOS transistors
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/113—Isolations within a component, i.e. internal isolations
- H10D62/115—Dielectric isolations, e.g. air gaps
- H10D62/116—Dielectric isolations, e.g. air gaps adjoining the input or output regions of field-effect devices, e.g. adjoining source or drain regions
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/13—Semiconductor regions connected to electrodes carrying current to be rectified, amplified or switched, e.g. source or drain regions
- H10D62/149—Source or drain regions of field-effect devices
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/13—Semiconductor regions connected to electrodes carrying current to be rectified, amplified or switched, e.g. source or drain regions
- H10D62/149—Source or drain regions of field-effect devices
- H10D62/151—Source or drain regions of field-effect devices of IGFETs
- H10D62/152—Source regions of DMOS transistors
- H10D62/154—Dispositions
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/13—Semiconductor regions connected to electrodes carrying current to be rectified, amplified or switched, e.g. source or drain regions
- H10D62/149—Source or drain regions of field-effect devices
- H10D62/151—Source or drain regions of field-effect devices of IGFETs
- H10D62/156—Drain regions of DMOS transistors
- H10D62/158—Dispositions
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/17—Semiconductor regions connected to electrodes not carrying current to be rectified, amplified or switched, e.g. channel regions
- H10D62/213—Channel regions of field-effect devices
- H10D62/221—Channel regions of field-effect devices of FETs
- H10D62/235—Channel regions of field-effect devices of FETs of IGFETs
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/17—Semiconductor regions connected to electrodes not carrying current to be rectified, amplified or switched, e.g. channel regions
- H10D62/213—Channel regions of field-effect devices
- H10D62/221—Channel regions of field-effect devices of FETs
- H10D62/235—Channel regions of field-effect devices of FETs of IGFETs
- H10D62/292—Non-planar channels of IGFETs
Landscapes
- Insulated Gate Type Field-Effect Transistor (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201462020960P | 2014-07-03 | 2014-07-03 | |
| US62/020,960 | 2014-07-03 | ||
| US14/529,959 US9406793B2 (en) | 2014-07-03 | 2014-10-31 | Semiconductor device with a vertical channel formed through a plurality of semiconductor layers |
| US14/529,959 | 2014-10-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105322019A true CN105322019A (zh) | 2016-02-10 |
| CN105322019B CN105322019B (zh) | 2019-04-05 |
Family
ID=53483742
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520470368.4U Withdrawn - After Issue CN204885171U (zh) | 2014-07-03 | 2015-07-02 | 具有垂直沟道的半导体器件 |
| CN201510383193.8A Active CN105322019B (zh) | 2014-07-03 | 2015-07-02 | 具有垂直沟道的半导体器件 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520470368.4U Withdrawn - After Issue CN204885171U (zh) | 2014-07-03 | 2015-07-02 | 具有垂直沟道的半导体器件 |
Country Status (4)
| Country | Link |
|---|---|
| US (2) | US9406793B2 (zh) |
| EP (1) | EP2963688A3 (zh) |
| CN (2) | CN204885171U (zh) |
| HK (1) | HK1217818A1 (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113629143A (zh) * | 2020-05-06 | 2021-11-09 | 中芯国际集成电路制造(上海)有限公司 | 半导体结构和半导体结构的形成方法 |
Families Citing this family (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9406793B2 (en) | 2014-07-03 | 2016-08-02 | Broadcom Corporation | Semiconductor device with a vertical channel formed through a plurality of semiconductor layers |
| US9583624B1 (en) * | 2015-09-25 | 2017-02-28 | International Business Machines Corporation | Asymmetric finFET memory access transistor |
| US9530866B1 (en) * | 2016-04-13 | 2016-12-27 | Globalfoundries Inc. | Methods of forming vertical transistor devices with self-aligned top source/drain conductive contacts |
| US9530863B1 (en) * | 2016-04-13 | 2016-12-27 | Globalfoundries Inc. | Methods of forming vertical transistor devices with self-aligned replacement gate structures |
| US9799751B1 (en) | 2016-04-19 | 2017-10-24 | Globalfoundries Inc. | Methods of forming a gate structure on a vertical transistor device |
| US9911660B2 (en) * | 2016-04-26 | 2018-03-06 | Lam Research Corporation | Methods for forming germanium and silicon germanium nanowire devices |
| US9640636B1 (en) | 2016-06-02 | 2017-05-02 | Globalfoundries Inc. | Methods of forming replacement gate structures and bottom and top source/drain regions on a vertical transistor device |
| US11088033B2 (en) | 2016-09-08 | 2021-08-10 | International Business Machines Corporation | Low resistance source-drain contacts using high temperature silicides |
| US10347745B2 (en) * | 2016-09-19 | 2019-07-09 | Globalfoundries Inc. | Methods of forming bottom and top source/drain regions on a vertical transistor device |
| US10170616B2 (en) | 2016-09-19 | 2019-01-01 | Globalfoundries Inc. | Methods of forming a vertical transistor device |
| US11081484B2 (en) * | 2016-09-30 | 2021-08-03 | Institute of Microelectronics, Chinese Academy of Sciences | IC unit and method of manufacturing the same, and electronic device including the same |
| US9882025B1 (en) * | 2016-09-30 | 2018-01-30 | Globalfoundries Inc. | Methods of simultaneously forming bottom and top spacers on a vertical transistor device |
| CN106298778A (zh) | 2016-09-30 | 2017-01-04 | 中国科学院微电子研究所 | 半导体器件及其制造方法及包括该器件的电子设备 |
| US9806191B1 (en) * | 2016-10-11 | 2017-10-31 | United Microelectronics Corp. | Vertical channel oxide semiconductor field effect transistor and method for fabricating the same |
| US9966456B1 (en) | 2016-11-08 | 2018-05-08 | Globalfoundries Inc. | Methods of forming gate electrodes on a vertical transistor device |
| KR20180066708A (ko) * | 2016-12-09 | 2018-06-19 | 삼성전자주식회사 | 반도체 장치 및 그 제조 방법 |
| KR102556850B1 (ko) * | 2017-01-19 | 2023-07-18 | 삼성디스플레이 주식회사 | 트랜지스터 표시판 및 그 제조 방법 |
| US9935018B1 (en) | 2017-02-17 | 2018-04-03 | Globalfoundries Inc. | Methods of forming vertical transistor devices with different effective gate lengths |
| KR102773973B1 (ko) * | 2017-02-24 | 2025-03-05 | 삼성전자주식회사 | 반도체 장치 및 이의 제조 방법 |
| US10229999B2 (en) | 2017-02-28 | 2019-03-12 | Globalfoundries Inc. | Methods of forming upper source/drain regions on a vertical transistor device |
| US10014370B1 (en) | 2017-04-19 | 2018-07-03 | Globalfoundries Inc. | Air gap adjacent a bottom source/drain region of vertical transistor device |
| CN111771266A (zh) * | 2018-05-08 | 2020-10-13 | 新加坡优尼山帝斯电子私人有限公司 | 柱状半导体装置的制造方法 |
| FR3087290B1 (fr) * | 2018-10-16 | 2020-11-06 | St Microelectronics Sa | Point memoire |
| US11158715B2 (en) * | 2019-06-20 | 2021-10-26 | International Business Machines Corporation | Vertical FET with asymmetric threshold voltage and channel thicknesses |
| EP3882978A1 (en) * | 2020-03-16 | 2021-09-22 | Samsung Electronics Co., Ltd. | Vertical type transistor, inverter including the same, and vertical type semiconductor device including the same |
| CN113345967B (zh) * | 2021-05-21 | 2022-09-09 | Tcl华星光电技术有限公司 | 薄膜晶体管及led背板 |
| US12068205B2 (en) * | 2021-11-11 | 2024-08-20 | Tokyo Electron Limited | 3D high density compact metal first approach for hybrid transistor designs without using epitaxial growth |
| CN116230737B (zh) * | 2022-06-30 | 2024-03-29 | 北京超弦存储器研究院 | 半导体器件及其制造方法、电子设备 |
| WO2024060021A1 (zh) * | 2022-09-20 | 2024-03-28 | 华为技术有限公司 | 一种三维存储阵列、存储器及电子设备 |
| CN115954381B (zh) * | 2023-03-13 | 2023-06-06 | 合肥晶合集成电路股份有限公司 | 一种半导体器件及其制作方法 |
| CN116013963B (zh) * | 2023-03-13 | 2023-05-26 | 合肥晶合集成电路股份有限公司 | 一种半导体器件及其制作方法 |
| JP7721837B1 (ja) * | 2025-03-31 | 2025-08-12 | 出光興産株式会社 | トランジスタ及び半導体デバイス |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW560065B (en) * | 2001-09-18 | 2003-11-01 | Agere Syst Guardian Corp | Structure and fabrication method for capacitors integratible with vertical replacement gate transistors |
| TW200507242A (en) * | 2003-08-12 | 2005-02-16 | Fujio Masuoka | Semiconductor device |
| CN102105978A (zh) * | 2008-06-20 | 2011-06-22 | 日本优尼山帝斯电子株式会社 | 半导体存储器件 |
| KR101368191B1 (ko) * | 2013-01-03 | 2014-02-28 | 한국과학기술원 | 수직 구조를 갖는 독립적 및 대칭적인 이중 게이트 구조를 이용한 전자-정공 이중층 터널 전계 효과 트랜지스터 및 그 제조 방법 |
| CN204885171U (zh) * | 2014-07-03 | 2015-12-16 | 美国博通公司 | 具有垂直沟道的半导体器件 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3202223B2 (ja) | 1990-11-27 | 2001-08-27 | 日本電気株式会社 | トランジスタの製造方法 |
| US6316807B1 (en) * | 1997-12-05 | 2001-11-13 | Naoto Fujishima | Low on-resistance trench lateral MISFET with better switching characteristics and method for manufacturing same |
| US6518622B1 (en) | 2000-03-20 | 2003-02-11 | Agere Systems Inc. | Vertical replacement gate (VRG) MOSFET with a conductive layer adjacent a source/drain region and method of manufacture therefor |
| US6759730B2 (en) * | 2001-09-18 | 2004-07-06 | Agere Systems Inc. | Bipolar junction transistor compatible with vertical replacement gate transistor |
| US6709904B2 (en) * | 2001-09-28 | 2004-03-23 | Agere Systems Inc. | Vertical replacement-gate silicon-on-insulator transistor |
| DE102004052610B4 (de) * | 2004-10-29 | 2020-06-18 | Infineon Technologies Ag | Leistungstransistor mit einem Halbleitervolumen |
| CN101288176B (zh) * | 2005-10-12 | 2010-08-25 | 富士电机系统株式会社 | Soi沟槽横型igbt |
| JP2008130896A (ja) * | 2006-11-22 | 2008-06-05 | Fuji Electric Device Technology Co Ltd | 半導体装置 |
| US7893499B2 (en) * | 2008-04-04 | 2011-02-22 | Texas Instruments Incorporated | MOS transistor with gate trench adjacent to drain extension field insulation |
| US7851856B2 (en) * | 2008-12-29 | 2010-12-14 | Alpha & Omega Semiconductor, Ltd | True CSP power MOSFET based on bottom-source LDMOS |
| JP2010171090A (ja) * | 2009-01-20 | 2010-08-05 | Elpida Memory Inc | 半導体装置および半導体装置の製造方法 |
| JP2010245196A (ja) * | 2009-04-02 | 2010-10-28 | Elpida Memory Inc | 半導体装置およびその製造方法 |
| CN101840935B (zh) * | 2010-05-17 | 2012-02-29 | 电子科技大学 | Soi横向mosfet器件 |
| CN103348464B (zh) * | 2011-01-26 | 2016-01-13 | 株式会社半导体能源研究所 | 半导体装置及其制造方法 |
-
2014
- 2014-10-31 US US14/529,959 patent/US9406793B2/en active Active
-
2015
- 2015-06-24 EP EP15173558.6A patent/EP2963688A3/en not_active Withdrawn
- 2015-07-02 CN CN201520470368.4U patent/CN204885171U/zh not_active Withdrawn - After Issue
- 2015-07-02 CN CN201510383193.8A patent/CN105322019B/zh active Active
-
2016
- 2016-05-22 HK HK16105813.6A patent/HK1217818A1/zh unknown
- 2016-06-27 US US15/193,718 patent/US9680002B2/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW560065B (en) * | 2001-09-18 | 2003-11-01 | Agere Syst Guardian Corp | Structure and fabrication method for capacitors integratible with vertical replacement gate transistors |
| TW200507242A (en) * | 2003-08-12 | 2005-02-16 | Fujio Masuoka | Semiconductor device |
| CN102105978A (zh) * | 2008-06-20 | 2011-06-22 | 日本优尼山帝斯电子株式会社 | 半导体存储器件 |
| KR101368191B1 (ko) * | 2013-01-03 | 2014-02-28 | 한국과학기술원 | 수직 구조를 갖는 독립적 및 대칭적인 이중 게이트 구조를 이용한 전자-정공 이중층 터널 전계 효과 트랜지스터 및 그 제조 방법 |
| CN204885171U (zh) * | 2014-07-03 | 2015-12-16 | 美国博通公司 | 具有垂直沟道的半导体器件 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113629143A (zh) * | 2020-05-06 | 2021-11-09 | 中芯国际集成电路制造(上海)有限公司 | 半导体结构和半导体结构的形成方法 |
| CN113629143B (zh) * | 2020-05-06 | 2023-12-22 | 中芯国际集成电路制造(上海)有限公司 | 半导体结构和半导体结构的形成方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| US9406793B2 (en) | 2016-08-02 |
| CN204885171U (zh) | 2015-12-16 |
| US20160308042A1 (en) | 2016-10-20 |
| HK1217818A1 (zh) | 2017-01-20 |
| CN105322019B (zh) | 2019-04-05 |
| EP2963688A2 (en) | 2016-01-06 |
| US20160005850A1 (en) | 2016-01-07 |
| US9680002B2 (en) | 2017-06-13 |
| EP2963688A3 (en) | 2016-04-13 |
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