Expert Witness & Consultant

Radio Systems, Position, Navigation & Timing

A nationally & internationally recognised expert in Radio Systems including Position Navigation & Timing (PNT) and Communications.

Leading expertise in GNSS & GPS Forensics & Expert Witness Services.
Specialist in Radio Systems, their strengths and vulnerabilities, and alternative systems.
Expert Advisor with National Crime Agency & Registered Expert Witness.
34 years’ industry experience in Communications and RadioNavigation.

  • Communications systems (satellite and terrestrial)
  • Global positioning systems (GPS, GLONASS, Galileo, Beidou) and Augmentations
  • Performance analysis including Reliability, Integrity & Safety
  • Threat assessment, analyses, and action design including jamming, interference and spoofing
  • Vehicle tracking systems, Vehicle Telematics including Insurance
  • Aviation & Maritime navigation & communications systems; ADS, AIS.
  • Radio navigation systems and satellite navigation
  • Inertial Devices & Accelerometers
  • Timing systems
  • Intellectual property & patents
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• National Crime Agency (NCA) Expert Advisor; • Registered Expert Witness (UK Register); • Fellow, Royal Institute of Navigation (RIN); • Professional Member, US Institute Of Navigation (ION); • Ph.D. & M.Sc. GNSS Integrity, Electronic & Electrical Engineering, University of Leeds; • B.Sc. (Hons.) Physics, University of Newcastle Upon Tyne; • 80+ open publications (full list on request - a few are in my blogs); • Seven patents filed (employer ownership); • Former European Commission Expert Group on GNSS Development; • Former UK National Space Technology Strategy PNT Committee; • External PNT Technology Lecturer (Post-Graduate): University of Nottingham, University College London; • Organising Committee / Technical & Session Chair / Invited Speaker / Expert Panel for International Conferences ENC, INC, ION, RIN, BDS • English, French, German, Italian, Spanish (bien y menos bien)

Criminal Cases

Expert Advisor registered with the National Crime Agency

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Civil Cases

Registered with the UK Register of Expert Witnesses

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Technical Consultancy

Position Navigation & Timing Systems; Communications

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t : 07455 958876 (UK)
See my entry  in the UK Register of Expert Witnesses

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Royal Institute of Navigation

Former Chairman of the Satellite Special Interest Group and the Research and Development SIG for Royal Institute of Navigation

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GPS Jamming - is it just a lot of noise?

GPS jamming has received a lot of attention in the PNT community in recent years. For most users, however, GPS continues to be the best positioning and timing system ever. So, what is all the noise about?

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