Expert Details
Wireless Hardware Technologies; Design of RF Power Amplifiers (Doherty, Envelope Tracking, Outphasing), DC-DC Conversion
ID: 733751
Colorado, USA
Expert has over two decades of industry and academic research experience in RF electronic hardware design (RF power amplifiers/transmitters, RF Front-end Modules (RF-FEM), RF filter/duplexer selection), RF systems engineering (Link budget analysis), and DC power management (switched-mode and linear) for commercial cellular (LTE/4G, WCDMA/UMTS, cdma, etc.), defense, and industrial applications.
- Expert Witness (Patent Litigation, intellectual property valuation/analysis, other civil litigation matters)
- Design Engineering: Custom Design of RF power amplier solutions for commercial wireless (cdma,WCDMA, LTE), defense (radar, EW, SIGINT, etc., medical (MRI, RF ablation), and industrial applications (RF induction heating, metal sputtering, plasma generation, etc.)
Custom Design of Switched-mode (Buck, Boost, Buck-boost, etc.) and linear (LDO) power supply designs ablation), and industrial applications (RF induction heating, metal sputtering, plasma generation, etc.)
Technical Project Management
Education
Year | Degree | Subject | Institution |
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Year: 2001 | Degree: Ph.D. | Subject: Electrical & Computer Engineering | Institution: University of California, Santa Barbara |
Year: 1993 | Degree: B.A. | Subject: Physics | Institution: University of California, Berkeley. |
Work History
Years | Employer | Title | Department |
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Years: 2012 to Present | Employer: Undisclosed | Title: Principal Consultant/Owner | Department: |
Responsibilities:- Expert Witness- RF/DC power management design consulting services |
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Years | Employer | Title | Department |
Years: 2013 to 2014 | Employer: Mercury Systems, Inc. | Title: Technical Director | Department: RF Power Amplifier Bus. Unit |
Responsibilities:Responsible for all engineering, operations, and (Customer facing) sales for Mercury System's $2.5M RF Power Amplifier group. |
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Years | Employer | Title | Department |
Years: 2011 to 2012 | Employer: LGS/Bell Labs Innovations | Title: Sr. R&D Engineer | Department: RF Hardware |
Responsibilities:Technical: Design of high power/high efficiency/high linearity cellular RF front-end systemsManagement: Lead engineering design/testing teams, insure adherence with sound engineering design practice, recruit/mentor engineering talent |
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Years | Employer | Title | Department |
Years: 2008 to 2011 | Employer: Aethercomm, Inc. | Title: Technical Manager/Principal Engineer | Department: Advanced Engineering |
Responsibilities:Technical: Design of high power/high efficiency RF transmittersManagement: Lead engineering design/testing teams, insure adherence with sound engineering design practice, recruit/mentor engineering talent |
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Years | Employer | Title | Department |
Years: 2007 to 2008 | Employer: Samsung Electronics | Title: Section Manager | Department: Technology Intelligence & Cooperation |
Responsibilities:Next generation technologies (Nano-electronics, biomedical, etc.)University & startup relations |
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Years | Employer | Title | Department |
Years: 2006 to 2007 | Employer: RF Micro Devices | Title: Group Leader/Staff Engineer | Department: Infrastructure Products |
Responsibilities:Technical: Design of high power/high efficiency/high linearity RF transmittersManagement: Lead engineering design/testing teams, insure adherence with sound engineering design practice |
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Years | Employer | Title | Department |
Years: 2001 to 2006 | Employer: Nokia Corporation | Title: Sr. Research Engineer | Department: Nokia Research Center |
Responsibilities:Technical: Design of high power/high efficiency/high linearity RF transmitters for cellular communicationsManagement: University relationships (Visiting scholar/technical liaison), technology sourcing (startup company technology evaluation) |
Career Accomplishments
Associations / Societies |
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Senior Member, IEEE (member since 2001, student member since 1996) |
Additional Experience
Expert Witness Experience |
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Certain Wireless Communications Equipment and Articles Therein, - Role: Subject Matter Expert (Non-testifying) Gilat vs. Mission Microwave, California Superior Ct., Los Angeles County, - Role: Expert Witness (Testifying) Certain Electronic Devices, Including Mobile Phones, Tablet Computers, and Components Thereof, - Role: Expert Witness (Testifying) |
Language Skills
Language | Proficiency |
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English | Fluent |
French | Semi-Fluent |
Korean | Semi-Fluent |