CN109037090A - 多测试类型探针卡和对应的测试系统 - Google Patents
多测试类型探针卡和对应的测试系统 Download PDFInfo
- Publication number
- CN109037090A CN109037090A CN201810597490.6A CN201810597490A CN109037090A CN 109037090 A CN109037090 A CN 109037090A CN 201810597490 A CN201810597490 A CN 201810597490A CN 109037090 A CN109037090 A CN 109037090A
- Authority
- CN
- China
- Prior art keywords
- test
- bare die
- pin
- probe card
- bare
- 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.)
- Granted
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 412
- 239000000523 sample Substances 0.000 title claims abstract description 138
- 239000000758 substrate Substances 0.000 claims abstract description 50
- 238000000034 method Methods 0.000 claims abstract description 33
- 238000012545 processing Methods 0.000 claims abstract description 19
- 238000003860 storage Methods 0.000 claims description 12
- 230000000977 initiatory effect Effects 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 3
- XBWAZCLHZCFCGK-UHFFFAOYSA-N 7-chloro-1-methyl-5-phenyl-3,4-dihydro-2h-1,4-benzodiazepin-1-ium;chloride Chemical compound [Cl-].C12=CC(Cl)=CC=C2[NH+](C)CCN=C1C1=CC=CC=C1 XBWAZCLHZCFCGK-UHFFFAOYSA-N 0.000 claims 1
- 238000004590 computer program Methods 0.000 description 6
- 238000005538 encapsulation Methods 0.000 description 6
- 230000004044 response Effects 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 238000004088 simulation Methods 0.000 description 4
- 230000001052 transient effect Effects 0.000 description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 235000013399 edible fruits Nutrition 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000000615 nonconductor Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- ZLIBICFPKPWGIZ-UHFFFAOYSA-N pyrimethanil Chemical compound CC1=CC(C)=NC(NC=2C=CC=CC=2)=N1 ZLIBICFPKPWGIZ-UHFFFAOYSA-N 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000010979 ruby Substances 0.000 description 1
- 229910001750 ruby Inorganic materials 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L22/00—Testing or measuring during manufacture or treatment; Reliability measurements, i.e. testing of parts without further processing to modify the parts as such; Structural arrangements therefor
- H01L22/10—Measuring as part of the manufacturing process
- H01L22/14—Measuring as part of the manufacturing process for electrical parameters, e.g. resistance, deep-levels, CV, diffusions by electrical means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/06—Measuring leads; Measuring probes
- G01R1/067—Measuring probes
- G01R1/073—Multiple probes
- G01R1/07307—Multiple probes with individual probe elements, e.g. needles, cantilever beams or bump contacts, fixed in relation to each other, e.g. bed of nails fixture or probe card
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2801—Testing of printed circuits, backplanes, motherboards, hybrid circuits or carriers for multichip packages [MCP]
- G01R31/2806—Apparatus therefor, e.g. test stations, drivers, analysers, conveyors
- G01R31/2808—Holding, conveying or contacting devices, e.g. test adapters, edge connectors, extender boards
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2851—Testing of integrated circuits [IC]
- G01R31/2886—Features relating to contacting the IC under test, e.g. probe heads; chucks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2851—Testing of integrated circuits [IC]
- G01R31/2886—Features relating to contacting the IC under test, e.g. probe heads; chucks
- G01R31/2887—Features relating to contacting the IC under test, e.g. probe heads; chucks involving moving the probe head or the IC under test; docking stations
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2851—Testing of integrated circuits [IC]
- G01R31/2886—Features relating to contacting the IC under test, e.g. probe heads; chucks
- G01R31/2889—Interfaces, e.g. between probe and tester
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2851—Testing of integrated circuits [IC]
- G01R31/2886—Features relating to contacting the IC under test, e.g. probe heads; chucks
- G01R31/2891—Features relating to contacting the IC under test, e.g. probe heads; chucks related to sensing or controlling of force, position, temperature
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2851—Testing of integrated circuits [IC]
- G01R31/2893—Handling, conveying or loading, e.g. belts, boats, vacuum fingers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/06—Measuring leads; Measuring probes
- G01R1/067—Measuring probes
- G01R1/073—Multiple probes
- G01R1/07307—Multiple probes with individual probe elements, e.g. needles, cantilever beams or bump contacts, fixed in relation to each other, e.g. bed of nails fixture or probe card
- G01R1/07342—Multiple probes with individual probe elements, e.g. needles, cantilever beams or bump contacts, fixed in relation to each other, e.g. bed of nails fixture or probe card the body of the probe being at an angle other than perpendicular to test object, e.g. probe card
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R3/00—Apparatus or processes specially adapted for the manufacture or maintenance of measuring instruments, e.g. of probe tips
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/26—Testing of individual semiconductor devices
- G01R31/2601—Apparatus or methods therefor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2851—Testing of integrated circuits [IC]
- G01R31/2855—Environmental, reliability or burn-in testing
- G01R31/286—External aspects, e.g. related to chambers, contacting devices or handlers
- G01R31/2868—Complete testing stations; systems; procedures; software aspects
- G01R31/287—Procedures; Software aspects
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2851—Testing of integrated circuits [IC]
- G01R31/2884—Testing of integrated circuits [IC] using dedicated test connectors, test elements or test circuits on the IC under test
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Testing Or Measuring Of Semiconductors Or The Like (AREA)
Abstract
Description
Claims (20)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201762518412P | 2017-06-12 | 2017-06-12 | |
US62/518,412 | 2017-06-12 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109037090A true CN109037090A (zh) | 2018-12-18 |
CN109037090B CN109037090B (zh) | 2023-11-03 |
Family
ID=64563395
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810597490.6A Active CN109037090B (zh) | 2017-06-12 | 2018-06-11 | 多测试类型探针卡和对应的测试系统 |
Country Status (2)
Country | Link |
---|---|
US (1) | US10620236B2 (zh) |
CN (1) | CN109037090B (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112782561A (zh) * | 2020-12-30 | 2021-05-11 | 海光信息技术股份有限公司 | 一种芯片接口测试探针卡及测试方法 |
CN113470722A (zh) * | 2020-03-31 | 2021-10-01 | 美光科技公司 | 互连的命令/地址资源 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6815251B2 (ja) * | 2017-03-30 | 2021-01-20 | 東京エレクトロン株式会社 | 検査システム、ウエハマップ表示器、ウエハマップ表示方法、およびコンピュータプログラム |
CN113834955B (zh) * | 2020-06-24 | 2024-06-14 | 亿光电子(中国)有限公司 | 测试夹 |
CN112380103A (zh) * | 2020-11-11 | 2021-02-19 | 深圳市广和通无线股份有限公司 | 系统日志的获取装置、系统、方法及存储介质 |
CN117199055A (zh) * | 2022-06-01 | 2023-12-08 | 长鑫存储技术有限公司 | 封装结构及其制作方法、半导体器件 |
Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0802418A2 (en) * | 1996-04-18 | 1997-10-22 | Motorola, Inc. | Method for high-speed testing a semiconductor device |
US6265888B1 (en) * | 1998-03-27 | 2001-07-24 | Scs Hightech, Inc. | Wafer probe card |
US20010026168A1 (en) * | 2000-03-28 | 2001-10-04 | Hiroyuki Tamaru | Tester for semiconductor device |
US20030237061A1 (en) * | 2002-06-19 | 2003-12-25 | Formfactor, Inc. | Test method for yielding a known good die |
US7132841B1 (en) * | 2000-06-06 | 2006-11-07 | International Business Machines Corporation | Carrier for test, burn-in, and first level packaging |
US20070011522A1 (en) * | 2005-06-06 | 2007-01-11 | Denniston William B | System and methods for functional testing of embedded processor-based systems |
US20080265919A1 (en) * | 2007-04-02 | 2008-10-30 | Izadian Jamal S | Scalable wideband probes, fixtures, and sockets for high speed ic testing and interconnects |
US20090045827A1 (en) * | 2007-08-17 | 2009-02-19 | Andrew Gangoso | Multi-Site Probe |
US20100237891A1 (en) * | 2009-03-20 | 2010-09-23 | Shanghai XinHao (BraveChips) Micro Electronics Co. Ltd. | Method, apparatus and system of parallel IC test |
CN103063886A (zh) * | 2011-10-21 | 2013-04-24 | 台湾积体电路制造股份有限公司 | 用于探测集成电路的探针卡 |
JP2014072219A (ja) * | 2012-09-27 | 2014-04-21 | Nippon Steel & Sumikin Chemical Co Ltd | フォトダイオード及びその製造方法 |
CN103778057A (zh) * | 2012-10-25 | 2014-05-07 | 腾讯科技(深圳)有限公司 | Lbs测试方法及装置 |
TWM521177U (zh) * | 2016-02-03 | 2016-05-01 | 中華精測科技股份有限公司 | 超微間距測試介面板 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7733106B2 (en) * | 2005-09-19 | 2010-06-08 | Formfactor, Inc. | Apparatus and method of testing singulated dies |
JP6076695B2 (ja) | 2012-10-30 | 2017-02-08 | 株式会社日本マイクロニクス | 検査ユニット、プローブカード、検査装置及び検査装置の制御システム |
JP5825502B2 (ja) | 2013-02-27 | 2015-12-02 | 株式会社東京精密 | プローブ装置 |
-
2018
- 2018-06-04 US US15/996,681 patent/US10620236B2/en not_active Expired - Fee Related
- 2018-06-11 CN CN201810597490.6A patent/CN109037090B/zh active Active
Patent Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0802418A2 (en) * | 1996-04-18 | 1997-10-22 | Motorola, Inc. | Method for high-speed testing a semiconductor device |
US6265888B1 (en) * | 1998-03-27 | 2001-07-24 | Scs Hightech, Inc. | Wafer probe card |
US20010026168A1 (en) * | 2000-03-28 | 2001-10-04 | Hiroyuki Tamaru | Tester for semiconductor device |
US7132841B1 (en) * | 2000-06-06 | 2006-11-07 | International Business Machines Corporation | Carrier for test, burn-in, and first level packaging |
US20030237061A1 (en) * | 2002-06-19 | 2003-12-25 | Formfactor, Inc. | Test method for yielding a known good die |
US20070011522A1 (en) * | 2005-06-06 | 2007-01-11 | Denniston William B | System and methods for functional testing of embedded processor-based systems |
US20080265919A1 (en) * | 2007-04-02 | 2008-10-30 | Izadian Jamal S | Scalable wideband probes, fixtures, and sockets for high speed ic testing and interconnects |
US20090045827A1 (en) * | 2007-08-17 | 2009-02-19 | Andrew Gangoso | Multi-Site Probe |
US20100237891A1 (en) * | 2009-03-20 | 2010-09-23 | Shanghai XinHao (BraveChips) Micro Electronics Co. Ltd. | Method, apparatus and system of parallel IC test |
CN103063886A (zh) * | 2011-10-21 | 2013-04-24 | 台湾积体电路制造股份有限公司 | 用于探测集成电路的探针卡 |
JP2014072219A (ja) * | 2012-09-27 | 2014-04-21 | Nippon Steel & Sumikin Chemical Co Ltd | フォトダイオード及びその製造方法 |
CN103778057A (zh) * | 2012-10-25 | 2014-05-07 | 腾讯科技(深圳)有限公司 | Lbs测试方法及装置 |
TWM521177U (zh) * | 2016-02-03 | 2016-05-01 | 中華精測科技股份有限公司 | 超微間距測試介面板 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113470722A (zh) * | 2020-03-31 | 2021-10-01 | 美光科技公司 | 互连的命令/地址资源 |
CN112782561A (zh) * | 2020-12-30 | 2021-05-11 | 海光信息技术股份有限公司 | 一种芯片接口测试探针卡及测试方法 |
CN112782561B (zh) * | 2020-12-30 | 2023-07-21 | 海光信息技术股份有限公司 | 一种芯片接口测试探针卡及测试方法 |
Also Published As
Publication number | Publication date |
---|---|
CN109037090B (zh) | 2023-11-03 |
US20180356444A1 (en) | 2018-12-13 |
US10620236B2 (en) | 2020-04-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN109037090A (zh) | 多测试类型探针卡和对应的测试系统 | |
US10180467B2 (en) | Apparatus for testing magnetic field sensor on wafer and method thereof | |
KR101989431B1 (ko) | 테스트 블록의 동시실행을 제어하는 단순화된 컨피규레이션을 지원하는 테스트 시스템 | |
KR102305872B1 (ko) | 검사 시스템, 웨이퍼 맵 표시기, 웨이퍼 맵 표시 방법, 및 기록 매체에 저장된 컴퓨터 프로그램 | |
CN110046284A (zh) | 芯片管理方法和系统 | |
CN107367678A (zh) | 测试结构、测试探针卡、测试系统及测试方法 | |
CN103487744B (zh) | 一种动态emmi系统及其实现方法和应用方法 | |
TWI516775B (zh) | 用以改善半導體檢測之產率或維護性質的檢測系統 | |
CN102305907A (zh) | 多芯片封装结构的测试方法和系统 | |
CN104062534A (zh) | 针对短路测试集成电路封装 | |
US8797056B2 (en) | System and method for electronic testing of partially processed devices | |
KR20040071214A (ko) | 테스트 대상 디바이스를 테스트하는 테스트 시스템, 집적회로 및 테스트 방법 | |
CN108351378A (zh) | 测试多个裸片的系统及方法 | |
KR20050063812A (ko) | 반도체 제품 다이 테스트용 테스트 다이를 포함하는 테스트장치 | |
CN110082666A (zh) | 芯片测试分析方法、装置、设备及存储介质 | |
JP5384170B2 (ja) | コンタクトパラメータの設定方法、コンタクトパラメータの設定用プログラム及びコンタクトパラメータの設定用プログラムが記録された記録媒体 | |
KR20080099495A (ko) | 파이프라인 테스트 장치 및 방법 | |
US20140281719A1 (en) | Explaining excluding a test from a test suite | |
US8278958B2 (en) | Semiconductor test system and method | |
CN105118795A (zh) | 一种晶片测试方法 | |
US20070179736A1 (en) | System and method for determining probing locations on ic | |
CN113326168B (zh) | 用于芯片测试的引脚映射方法 | |
CN108983072A (zh) | 晶圆测试方法、晶圆测试装置以及晶圆测试系统 | |
US20160334461A1 (en) | Generating probing map including touchdowns free of disabled probing site | |
CN217181119U (zh) | 带有局部探针的全局掩模 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20201222 Address after: Hamilton, Bermuda Islands Applicant after: Marvell International Ltd. Address before: Saint Michael Applicant before: MARVELL WORLD TRADE Ltd. Effective date of registration: 20201222 Address after: Singapore City Applicant after: Marvell Asia Pte. Ltd. Address before: Ford street, Grand Cayman, Cayman Islands Applicant before: Kaiwei international Co. Effective date of registration: 20201222 Address after: Ford street, Grand Cayman, Cayman Islands Applicant after: Kaiwei international Co. Address before: Hamilton, Bermuda Islands Applicant before: Marvell International Ltd. |
|
TA01 | Transfer of patent application right | ||
GR01 | Patent grant | ||
GR01 | Patent grant |