RF Testing Innovations Forum

Michael Fischlein is Vice President Spectrum & Network Analyzers, EMC and Antenna Test Equipment at Rohde & Schwarz. Previously, he served as Senior Director Network and Economy Analyzers, leading the research and development team. From 2000 until 2018 he held various positions in test and measurement at Rohde & Schwarz, initially in analog design of RF frontends, followed by a role as project leader for several economy products.

Dr. Luca Gragnaniello works as a Product Manager for Oscilloscopes, with a focus on RF applications. He joined Rohde & Schwarz in 2022, after several years of experience in Product Management and Development for Scientific Instrumentations, carrying also a deep academic background, thanks to seven years as a scientific researcher in renowned European universities. Luca holds a Diploma in Physics and a PhD in Nanoscience and Nanotechnology.

Frank-Werner Thümmler got his master degree for electrical engineering at the Technical University of Karlsruhe. He worked from 1994 to 1999 as a product manager for Siemens Matsushita and joined Rohde&Schwarz in 1999. He is responsible for analog signal generators.

Benoît Derat received the engineering degree from SUPELEC in 2002 and a Ph.D. degree in physics from University of Paris XI with honors in 2006.

From 2002 to 2008, he worked at SAGEM Mobiles, as an antenna design and electromagnetics research engineer. In 2009, he founded ART-Fi, which created the first vector-array SAR measurement system. Dr. Derat operated as the CEO and President of ART-Fi, before joining Rohde & Schwarz in Munich in 2017. He is now working as Senior Director for VNA R&D. Dr. Derat is the author of more than 80 scientific conference and journal papers, as well as an inventor on more than 30 patents.

Florian Ramian is a Development Engineer at Rohde&Schwarz, primarily focusing on the analysis of non-linear DUTs. Florian has 20 years of experience as an RF engineer including R&D for automotive radars as well as 15+ years of test and measurement experience. Before moving into R&D he held several positions as an Application Engineer for R&S Spectrum & Signal-Analyzers and Researcher at TU München. He received his Dr.-Ing. and Dipl.-Ing. degrees both from Technische Universität München.

Yassen Mikhailov holds a BS degree in Systems Engineering from US Naval Academy and a MS degree in Telecommunications from the University of Maryland. He began his career as an RF Engineer at Aeronautical Radio Inc (ARINC now part of Rockwell Collins) and joined R&S in 2007. Yassen has held various positions at R&S, currently responsible for latest generation of midrange vector network analyzers.

Wojciech Kuropatwinski-Kaiser graduated at Technical University in Karlsruhe. He joined R&S in 2006 and participated in FPGA development of different R&S instruments like Oscilloscopes, Body scanners, Spectrum and Network analyzers. Since 2021 he has been working as an application engineer for Network analyzers.

Roberto Quaglia received his PhD from Politecnico di Torino, Torino, Italy. After a short spell in Industry, he joined Cardiff University, UK, in 2015 with a European Fellowship. He is now a Senior Lecturer and the Group Leader of the Centre for High Frequency Engineering. His research focusses on design, characterisation and modelling for microwave and mm-wave power amplifiers.

Giampiero Esposito is the Business Development and Product Line Manager at Maury Microwave Corporation and is responsible for product line successes including market intelligence, sales enablement, planning, development, and lifecycle management of products.

He joined the company in October 2012, as an application engineer responsible for product support and has since held various technical, management positions within the company.

Giampiero received the B.E and M.S degree in 2009 in Electrical Engineering from the University of Naples, Italy with an emphasis in RF Microwave. His thesis was performed at University of Delft, the Netherlands, where he developed new techniques for noise parameters characterizations.

Susanne Kreuzer studied physics at the Johannes Kepler University (JKU) in Linz, Austria, winning the Wilhelm Macke award for the best master thesis in 2012. She joined Qorvo’s bulk-acoustic wave (BAW) R&D team in Apopka, Florida, in 2013, currently works as member of technical staff and recently transitioned to Qorvo Austria in 2025. She earned a Ph. D. from JKU, Linz in 2021 for her research on improvement of non-linearities in BAW.

Susanne also has experience with optical and RF setups, focusing on material property characterization and device physics, and studying process variation effects on BAW filter performance using interferometry and electrical data. She published various papers in the field of BAW filters and is the first author of 3 patents.

Giorgia Zucchelli is the product manager for RF and mixed-signal at MathWorks. Before moving to this role in 2013, she was an application engineer focusing on signal processing and communications systems and specializing in analog simulation. Before joining MathWorks in 2009, Giorgia worked at NXP Semiconductors and at Philips Research. Giorgia has a master’s degree in electrical engineering and a doctorate in electronics for telecommunications from the University of Bologna.

Sana Abid is an emerging Lab Coordinator and R&D Engineer at Greenerwave in Paris, with a background in microwave imaging, signal processing, and electromagnetic instrumentation.

Currently working as responsible for the management of radio frequency laboratory activities, ensuring efficient experimental operations, coordination of technical and scientific teams. Her position is crucial in supporting innovation and contributing to high-tech research projects.

Previously, she contributed to the development of microwave radar imaging methods for automotive applications.

Sana holds a PhD in Electronics and computer science from the XLIM Research Institute (University of Limoges, France), where her research focused on computational interferometric imaging using a chaotic cavity as an analog coding device. This work aimed to reduce the cost and complexity of imaging systems, with experimental validations conducted in the millimeter-wave band.

Kate Berry is an applications engineer in the Advanced Data Converter group at Analog Devices. She received her B.S. in mechanical engineering from Yale University and her M.S. in computer engineering from the University of Massachusetts Lowell. She has worked at ADI for 3 years supporting wideband DACs, ADCs, and transceivers with a specific focus on instrumentation markets and synchronization.

Jon Hall is a Senior Principal Engineer in the Advanced Data Converter Group at Analog Devices, boasting over 36 years of experience in the semiconductor industry. He holds a B.S. in Chemical Engineering and an M.B.A. with concentrations on Marketing and Operations Management from the University of Rochester. With more than 26 years at Analog Devices Inc., Jon has led cross-functional development teams within the Aerospace, Defense and Communications business unit, focusing on new product definitions, technical applications support, go-to-market releases, business development, and strategic planning.