Barr Group's cellular and wireless network expert witness team provides consulting, code review, reverse engineering, patent portfolio analysis, expert witness reports, and testimony for litigation involving telecommunications technologies, standards, and protocols. Our experts have hands-on experience designing telecom/datacom equipment and the composure and credentials for trial.
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Wired and Wireless Network Equipment
Barr Group is in the business of designing reliable and secure computers and we have software and electrical engineers with a deep understanding of datacom and telecom products and protocols, such as:
- Cellular GSM and CDMA protocols, including 3G/4G/5G and LTE
- Cellular handset design, including smartphones and mobile phones
- Cellular base station equipment and network design
- Wireless networks and standards from WiFi 802.11 a/b/g/n to WiMax
- Wired and wireless access points, switches, routers, and repeaters
- DOCSIS cable modems and "triple-play" broadband access devices
- All seven layers of the OSI (Open Systems Interconnection) model
- TCP/IP Internet protocol suite and middleware libraries/stacks
- Data center infrastructure design and operations
- Fiber-optic communications and equipment
- LANs, including IEEE 802.3 Ethernet, Industrial Ethernet, and 1GE/10GE
- Bluetooth, Zigbee, and other personal area networks (PAN)
- GPS, E-911 (Emergency 911), and geolocation technologies
- Satellite telemetry and ground-to-satellite communications
- Switched telephone networks (PSTN), PBXes, and Signalling System No. 7
Barr Group's cellular and wireless network experts are well acquainted with all of the mobile communications technologies, standards, and protocols as well as the operating systems and programming languages (such as C, C++, and assembly) used to develop datacom and telecom products. We are equally comfortable reviewing chip designs in Verilog and VHDL and, of course, electronic schematics.
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Expert Witness Services
Barr Group's cellular and wireless network 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
- Prior art review for patent invalidity
- Intellectual property portfolio review and analysis
- Reverse engineering, including of electronics and binary code
- Data center and network infrastructure audits
- Analysis of network infrastructure vs industry best practices
- Root cause analysis for system failures
- Network traffic analysis, including WireShark sniffing
- Review of cyber breaches in light of security measures
- 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.
The following is a representative subset of Barr Group's experts who have experience designing and/or testifying about these technologies:
Telecommunications Expert Witness List
The following is a representative subset of Barr Group's experts who have experience designing and/or testifying about these technologies:
Software engineer and architect with 35 years of experience in interactive television middleware
Professor of Computer Science with deep expertise in intelligent transportation systems, vehicle-
Professor of Computer Science with nearly three decades of experience specializing in randomized
Licensed electrical engineer with over 20 years of specialized expertise in fiber optic communica
Senior embedded systems reverse engineer with multiple decades of experience specializing in firm
Senior embedded software engineer with over 15 years of experience in device security, firmware d
Electrical engineer and software consultant with over 40 years of experience in embedded systems
Professor of mechanical engineering and endowed chair holder in energy technology with over 38 ye
Senior industrial designer and mechanical engineer with over three decades of experience bringing
An Emerita Professor of Electrical Engineering with 30+ years of experience pioneering deep learn