Military Aerospace Technology Experts

Barr Group's military and aerospace expert witness team comprises experienced software developers, electrical engineers, and mechanical engineers as well as PhD cryptographers with expertise in the design of state-of-the-art mission-critical defense electronics. Our experts have assisted with IP infringement and hacking/security breach litigation.

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Defense Electronics and Avionics

Barr Group is in the business of designing reliable and secure computers and our team of expert software engineers, electrical engineers, and mechanical engineers are familiar with electronic military and aerospace systems such as:

  • Drones, i.e. unmanned aerial vehicles (UAVs)
  • Physical security and surveillance systems
  • Airplane avionics and ARINC-standard communications equipment
  • Soldier-worn electronics, including hardened/low-power computers
  • Military field radios, including software-defined radios (SDR)
  • Aviation systems safety standards including DO-178 and DO-254
  • Battlefield robots, smart weapons and GPS guidance systems
  • Cybersecurity and secure wireless communications and protocols

Barr Group's experts are familiar with most operating systems used in embedded systems, including real-time operating systems like OSEK and QNX, as well as Linux, and programming languages including assembly, C, C++, and Matlab. And we are just as comfortable with electronic circuits and ASICs and the Verilog and VHDL languages.

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Expert Witness Services

Barr Group's weapons systems and avionics experts support plaintiffs and defendants in litigation in U.S. District Courts, at the International Trade Commission (ITC), and before the Patent Trial and Appeal Board (PTAB). Our services include:

  • Technical assistance with drafting of discovery requests
  • Software source code review and analysis
  • Source code comparisons for copyright and trade secret theft
  • Analysis of electronics and related design documents
  • Prior art review for patent invalidity
  • Reverse engineering, including disassembly of binary code
  • Forensic analysis and electronic data and metadata retrieval
  • Expert reports, declarations, and witness statements
  • Testimony at deposition, oral hearings, and trials

Barr Group has a demonstrated ability to quickly activate one or more code reviewers to match the size, scope, and complexity of any project.

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The following is a representative subset of Barr Group's experts who have experience designing and/or testifying about these technologies:

Military & Aerospace
Full Title: 
Experts in Military & Aerospace

Image and Facial Recognition Expert Profile

Professor of electrical and microelectronic engineering with over thirty years of combined academic, industrial and consulting experience in the fields of computer vision and digital image and video processing. Created and taught a range of academic courses, conducted research on industry and government grants, and served in conference and academic committees. Developed and conducted training for engineering personnel in the areas of signal and image processing, color engineering, and control systems with a distinct focus on digital front ends and print engines.

Vehicle Informatics & Safety Expert Profile

Independent consultant and electrical engineer with more than four decades of industry experience. Has significant experience in systems engineering, advanced technology development, enterprise software, strategic planning, and program/project management. Majority of career spent in automotive industry where he developed expertise in vehicle electrical and electronics systems, vehicle informatics systems, and vehicle safety and control systems. Also has experience with spacecraft electronics, communications systems, and mobile information technologies.

Battery Design & Testing Expert Profile

Experienced electrochemist, consultant, and adjunct professor of materials science and engineering. Has extensive experience in research and industry for battery electronics, including new product development, manufacturing and testing, applications engineering, as well as battery system design.

Battery Failure Electrochemistry Expert Profile

Chemist and consultant with four decades of experience in the area of electrochemical energy related devices, including batteries, capacitors, fuel cells, electrolysis and corrosion. Has significant expertise in laptop, cell phone, and e-cigarette batteries, electric vehicles, and other applications of electrochemical energy storage. Expert working knowledge of electronics and laboratory instrumentation as applied to the testing of batteries, chargers, and battery-powered devices.

Cellular Wireless Air Interface Expert Profile

Professor of electrical engineering and computer science with decades of R&D experience in communications networks and wireless signal detection and estimation.

Deep Learning & A.I. Systems Expert Profile

Former professor of software engineering with over 25 years of hands-on experience in speech recognition, artificial intelligence / machine learning, computer vision, data centers, and blockchain.

Aircraft Avionics Software Expert Profile

FAA-certified Designated Engineering Representative (DER), flight instructor, and commercial pilot and former director of engineering and chief software architect for next generation cockpit flight displays.

Drone & UAV Navigation Expert Profile

USAF Academy researcher in image processing and GPS-denied navigation with decades of experience in control systems design and DSP algorithms for applications including drone unmanned aerial vehicles (UAVs). 

Medical Image Processing Expert Profile

Research scientist and independent consultant with a Ph.D. in electrical engineering and specialized expertise in signal, image, video, and content processing and data compression.

Manufacturing Automated Test Expert Profile

Registered Professional Engineer (PE) with several decades of hands-on industry experience developing products and software for industrial, consumer, enterprise, military, and medical applications.


Expert S416N

Electronics and computer science expert with more than twenty-five years of hands-on experience...

Expert D420S

Registered Professional Engineer (PE) with several decades of hands-on industry experience...

Expert A536S

Independent consultant and electrical engineer with more than four decades of industry...

Expert S163T

Professor of electrical and computer engineering with over twenty-five years of experience in...

Expert M242N

Professor of electrical and computer engineering and robotics with more than a decade of...

Expert Z261T

Chemist and consultant with four decades of experience in the area of electrochemical energy...

Expert S425N

Electrical engineer and expert in battery and power electronics technology with special...

Expert V534K

Experienced electrochemist, consultant, and adjunct professor of materials science and...

Expert H620K

Technology consultant with more than thirty years of experience in battery, materials, and...

Expert J523N

Security consultant and adjunct professor who has developed novel and patented security...


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