• Holder of 31 U.S. patents with  several  pending
• Expert in Cellular and Wireless Technologies emphasizing RF Signal Processing & Signaling Protocols
• Instructor of "GPS: Principles & Practice" & "Frequency Hopping Systems" taught at George Washington University
• Instructor of The New Military and Civil Signals; Structure, Processing & Tracking , RF Interference & Jamming Concerns for GPS & GNSS and, Acquisition and Tracking Design Techniques taught at Navtech Seminars
• Extensive knowledge of signal processing and digital communications design techniques
• Firm grounding in hardware/software design options
• Performs architectural tradeoffs and definitions
• Provides leadership role in MATLAB based performance analysis and simulation efforts
• Extensive experience in presentations, proposals and technical writing
• Expert witness experience
  

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Cellular and PCS

• Wrote Technical Portions of Omnipoint's Winning PCS Pioneers Preference for New York MTA License
• Detailed Knowledge of EIA/TIA-95 CDMA, GSM, GPRS, EGPRS, IS-136, IMT-2000, UTRA, PACS, DECT, and proposed 3rd Generation Air Interfaces and System Architectures
• Statistical Propagation Modeling for Economic and Site Reuse Analysis
• Error Correction Coding Techniques and Fading Channel Effects Mitigation
• Standards Setting in T1, TIA and PCIA 
• Monte Carlo Simulation using MATLAB and Fortran

• All Aspects of Receiver Design and Performance Analysis 
• Antijamming Techniques & Integration with Other Navigation Sensors
• Industry Support in Regulatory Matters 
• 29 Year Association with GPS in Technical Roles
• Teaches three separate GPS related short courses

• Air to Air Radar Design
• Waveform Design & Analysis for HPRF and MPRF Modes
• Mismatched Filter Design for Temporal Sidelobe Suppression 
• Phased Array Aperture Taper Design 
• Detection Performance Analysis Including Hardware Effects
• Jamming Vulnerability and Countermeasures Development including Sidelobe Cancelers 

• Multirate Digital Signal Processing
• FFT & Wavelet Transforms for Channelizers Including Window Design
• AOA, TDOA & FDOA techniques for Emitter Location
• Bistatic and Coherent Detection Methods for High Sensitivity

• Directions 2008: Software-Defined Radio Role to Grow in December 2007 issue of GPS World magazine
• Expert Advice: Location Assurance in July 2007 issue of GPS World magazine
• Why do GNSS Systems Use Circular Polarization Antennas? in April 2007 issue of Inside GNSS magazine
• Adaptive Antenna Arrays in April 2006 issue of Inside GNSS magazine
• Adaptive Array Processing and Its Effect on Carrier & Code Phase Observables to be presented at ION-GNSS-2005
• Location Based Security McGraw-Hill Yearbook of Science & Technology 2005
• Location Based Encryption & Its Role In Digital Cinema Distribution  presented at ION-GPS-2003
• Anti-Spoofing & Authenticated Signal Architectures for Civil Navigation Systems  presented at ION-GPS-2003
  
• Geo-Encyption; Using GPS to Enhance Security in April 2003 issue of GPS World
• A Location Based Encryption Technique and Some of Its Applications presented at ION-NTM-2003
• Rapid Signal Acquisition Techniques for Civilian & Military User Equipments Using DSP Based FFT Processing presented at ION-GPS-2001
• Reconfigurable Dual Frequency Software GPS Receiver and Applications presented at ION-GPS-2001
  

Links to some of my other stuff

• GPS Selective Availability Autocorrelation Function
• Linear, Circular and Spherical Error Probability Manifolds
• Download Selected Excel Spreadsheets 
• How to use the ETSI, 3GPP, T1P1, TIA & ITU databases 
• My Personal Homepage