Expert Details
RF Power Amplifiers, Doherty Amplifier, High Efficiency PA for space and terrestrial applications
ID: 730260
Italy
expertise in power amplifiers for satellite applications and wireless communication systems (base station and handset).
In particular, he worked on the following fields:
Development of design methodologies for multi-band power amplifiers in GaN, SiGe technology.
Designs of Doherty amplifiers in hybrid and MMIC form using GaN, GaAs, and LDMOS technologies.
Design of broadband power amplifier for cognitive radio applications.
Development of design methodologies for RF power amplifiers for UMTS systems such as: Class E, Class F, Class F-1, Chireix, Class S,
Doherty, Envelope Elimination & Restoration (EER) and Envelope Tracking (ET).
To develop the designs most famous CAD software such as: Agilent ADS, CST Microwave Studio, AWR Microwave Office, HFSS, COMSOL, are
usually used.
He has also worked on the implementation of automatic setup measurements for linear and nonlinear characterization of microwave and RF circuits.
Selected Consulting Examples:
Design and Development of a GaN MMIC Doherty Power amplifier for Point-to-Point service.
Design, Development and test of a Broadband (1GHz-6GHz) power Amplifier in GaN technology.
Design of a GaN MMIC Doherty Amplifier at 1.6GHz for space applications.
Design and test of an X-Band power amplifier for SAR application in GaAs technology.
Participation in numerous research projects of European Commission.
Participation in various research projects for the Italian Ministry of Defense and Space Agency.
Remember, first call screening is free.
Education
| Year | Degree | Subject | Institution |
|---|---|---|---|
| Year: 2009 | Degree: PhD | Subject: High Frequency Electronic Engineering | Institution: University of Roma Tor Vergata |
| Year: 2004 | Degree: MBA | Subject: High Frequency Electronic Engineering | Institution: University of Roma Tor Vergata |
| Year: 2002 | Degree: BS | Subject: Electronic Engineering | Institution: University of Roma Tor Vergata |
Work History
| Years | Employer | Title | Department |
|---|---|---|---|
| Years: 2010 to 2011 | Employer: University of Roma Tor Vergata | Title: Electronic Engineer | Department: Electronic Engineering Department |
Responsibilities:Postdoctoral Fellowship on Design of microwave circuits in GaN technology. |
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| Years | Employer | Title | Department |
| Years: 2009 to 2010 | Employer: University of Roma Tor Vergata | Title: Electronic Engineer | Department: Electronic Engineering Department |
Responsibilities:Postdoctoral Fellowship on Design of microwave circuits in GaN technology. |
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| Years | Employer | Title | Department |
| Years: 2008 to 2009 | Employer: University of Roma Tor Vergata | Title: Electronic Engineer | Department: Electronic Engineering Department |
Responsibilities:Postdoctoral Fellowship on GaAs monolithic circuits for Down/Up Converter and HPA. |
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| Years | Employer | Title | Department |
| Years: 2008 to 2009 | Employer: University of Roma Tor Vergata | Title: Electronic Engineer | Department: Electronic Engineering Department |
Responsibilities:He was the responsible of the Characterisation of Power amplifiers for X-Band Applications”. Activity done in the frame of research project “PROMIX” financed by Italian Space Agency (ASI). |
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| Years | Employer | Title | Department |
| Years: 2009 to 2009 | Employer: Microwave Engineering Center for Space Applications | Title: Electronic Engineer | Department: |
Responsibilities:He had the responsibility to Design of Power amplifiers for X-Band Applications. Activity done in the frame of research project “PROMIX” financed by Italian Space Agency (ASI). |
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| Years | Employer | Title | Department |
| Years: 2008 to 2009 | Employer: University of Roma Tor Vergata | Title: Researcher | Department: Electronic Engineering Department |
Responsibilities:researcher fellowship with the Electronic Engineering Department of the University of Roma Tor Vargata. |
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| Years | Employer | Title | Department |
| Years: 2008 to 2008 | Employer: Microwave Engineering Center for Space Applications | Title: Responsible Engineer | Department: |
Responsibilities:contract with Microwave Engineering Center for Space Applications (MECSA) entitled: “Analysis and design of electronic front-end circuitry for active antennas for Aircraft in Flight Entertainment”. Activity done in the frame of research project Advanced Antenna Concepts for Aircraft In Flight Entertainment” financed by European Space Agency ESA-ESTEC “. |
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| Years | Employer | Title | Department |
| Years: 2006 to 2007 | Employer: University of Roma Tor Vergata | Title: Manager Engineer | Department: |
Responsibilities:contract with the Electronic Engineering Department of the University of Roma Tor Vargata entitled: “design and realization of power amplifiers in SiGe technology”. Activity done in the frame of research project TARGET (Top Amplifier Research Group in European Team) financed by European commission. |
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Government Experience
| Years | Agency | Role | Description |
|---|---|---|---|
| Years: 2009 to 2009 | Agency: Italian Ministry of University and research | Role: Professor | Description: He was a teacher in the frame of a project financed by the Italian Ministry of University and research DM24106 entitled: “Development of multifunction MMIC for active antenna systems (AESA)” |
| Years: 2008 to 2008 | Agency: European Space Agency ESA-ESTEC | Role: Electronic Engineer | Description: Analysis and design of electronic front-end circuitry for active antennas for Aircraft in Flight Entertainment |
| Years: 2007 to 2008 | Agency: Italian Space Agency | Role: Engineer | Description: He was the responsible of the design and characterisation of Power amplifiers for X-Band Applications |
Career Accomplishments
| Associations / Societies |
|---|
| IEEE from 2004 |
| Awards / Recognition |
|---|
| In 2005 he was awarded with the "Best Poster at GAAS 2005" for the work "A C-Band High Efficiency Second Harmonic Tuned Hybrid Power Amplifier in GaN Technology," presented at European Gallium arsenide Applications Symposium, Paris, France, and October 2005. In 2007 he received the scientific award "Best Paper at EuMIC 2007" for the work "A 6W Uneven Doherty Power Amplifier in GaN Technology," presented at European Microwave Integrated Circuits Conference 2007 (Formerly GAAS ®), Monaco, Germany, October 2007 |
| Publications and Patents Summary |
|---|
| He has over 70 publications and 2 patents. |
Additional Experience
| Expert Witness Experience |
|---|
| Contact Expert for a free initial screening call about any related expert witness services. Remember, your initial screening call to speak with Expert is free. |
| Training / Seminars |
|---|
| Expert is a contract professor at the University of Roma Tre and at the University of Roma Tor Vergata. Expert was a teacher in the frame of a project financed by the Italian Ministry of University and research DM24106 entitled: “Development of multifunction MMIC for active antenna systems (AESA)” Expert was a co-organizer of a course entitled: “High Efficiency Microwave Power Amplifier Design” realized for Freescale Semiconductor in Toulouse (France). Doctor Expert was a supervisor of several students for their master thesis. |
| Other Relevant Experience |
|---|
| Expert deeply cares for learning, generating new ideas and implementing them. He has strong problem solving skills and enjoy working in a challenging and competitive environment. He accepts both criticism and praise with a positive frame of mind. He believes that the basis for good work is self-reliance and very importantly, time management. |
Language Skills
| Language | Proficiency |
|---|---|
| English |
Fields of Expertise
Doherty amplifier, microwave power amplifier, power amplifier, radio-frequency power amplifier, class-A amplifier, class-AB amplifier, microwave engineering, radio-frequency power amplifier technology, mobile telecommunication, power bandwidth, radio-frequency power, microwave electronic equipment, cellular telephone, satellite communication, microwave communication