Please Note: All Cahn Litigation expert witness searches are customized to attorneys' precise specifications and preferences. Attorneys are encouraged to discuss search parameters with a Cahn search specialist.
The below expert witness bios represent a small fraction of those Data Networks experts known by Cahn Litigation Services. These bios are provided to give attorneys a sense of the Data Networks landscape.
As a technology expert with many years of litigation experience in over 50 cases, including 17
patent infringement cases and 25 IPR/CBM/GPR cases, this expert has authored reports and declarations, generated over 100 claim charts, inspected tens of millions of lines of source code, and examined numerous systems. This expert has a Master of Science in Computer Science as well as many years of experience in engineering, development, consulting, and management in data networking, monitoring, Web/Internet, software, and systems. This expert’s professional background includes cofounder of an Internet company providing human communication online rating and evaluation tools and services; cofounder and president of a provider of automated Web-based telecommunication test services; cofounder and CEO of an Internet eCommerce and portal company; general manager of data storage business unit and general manager of data networking business unit at a supplier of data storage and data networking systems; founder and president of a supplier of data storage manufacturing systems; and many years as telecommunication engineer and software developer.
This expert has extensive experience with networking and test and monitoring systems. As general manager of a data networking business unit, this expert was responsible for a data networking analysis tools business unit that designed and built network protocol analysis and monitoring products sold, under OEM agreement, by the largest network protocol analysis and monitoring products supplier. These products, among other capabilities, could trap and record IP addresses and data packets matching criteria in the various layers of the TCP/IP stack.
This expert designed data storage test systems and was involved with data storage protocol analyzers and monitoring products, including the best-selling data storage protocol analysis and monitoring products. For several years, as an engineer, this expert designed and implemented computer networks, data communication systems, test systems, and monitoring systems. This expert also has many years of experience in and deep understanding of Web/Internet technologies.
This expert has litigation experience with several cases and IPRs involving data networking cases and monitoring. This expert worked for a year on a trade secret and copyright case dealing with data networking load balancers.
This expert (Senior Member, IEEE and Fellow, IETE) is an international technologist and entrepreneur with many years of experience in networking and telecom technologies, having lead research, industry, labs, and academia, and having coordinated globally diverse expert teams. This expert has 12 issued US patents, 10 IETF RFCs, 4 IEEE Magazine special issues, 2 book chapters, and over 70 scientific publications. This expert has considerable standards participation experience and a solid understanding of standards processes.
This expert has also been an Associate Professor of Electrical Engineering, having taught six courses in areas as diverse as electronics, digital circuits, and electronics labs, to telematics and advanced data networks some to class-sizes exceeding 100 students, has graduated eight students, has guided 25+ seminars and graduate course research projects, and participated in the evaluation of over two-dozen other theses and seminars. In addition, this expert is frequently an invited speaker/keynote speaker, session chair, panel moderator, & panelist at leading industry conferences, and has delivered 145+ workshops, talks, seminars, panels, and webinars.
This expert is Moderator and Group Manager of a flagship online group, focused on discussions of modern packet networking architectures, technologies, trends, and strategy, which has 9,900+ members from 123+ nations, and 2,236+ companies worldwide, representing a microcosm of the global telecommunications eco-system.
This expert has experience in patent analysis and evaluation for investment houses, companies, and patent attorneys in a variety of circumstances – portfolio acquisition and expansion, licensing, portfolio value assessment, patent strategy, and patent litigation. This expert’s work has included: prior-art research in complex technology patents, claims review/de-construction, claim chart dissection, claim chart construction.
This expert has performed infringement analysis, evidence-of-use investigations, technology analysis and violation, and worked on scrutinizing validity. A major contribution of this expert’s work has been enabling complex telecommunications & data networking patents to be succinctly and easily understood by legal and investment experts.
Packet and optical system architectures
Network architectures - for packet, optical and data-center networks
Protocol design - routing, signaling, flow-control, and communication protocols for wireline/wireless networks
System analysis and optimization
Network planning and algorithms
Wireless broadband - 4G, LTE, 5G
Packet-core networks - L2 and L3 VPNs, EVPNs, Mobile network Evolved Packet Core (EPC)
Cloud-based & virtualized networks
Software-defined networks (SDN), and network functions virtualization (NFV)
Intellectual asset management
Reverse-engineering of systems, networks, products and applications to locate design, performance, or operational bottlenecks/limitations
Deep-dive analysis of advanced technologies, networking systems, and network architectures to identify both positive design choices & practices and fatal design flaws
Translating between network-level operation and system-level implementation
Sound understanding of wireline, broadband wireless, and optical networking issues and ability to convert them into architectures for services, networks, systems, and chips
Grasping customer requirements, interpreting and prioritizing features/options, translating them into high-level architectural specifications and detailed system-level/chip-level operational flows
Working seamlessly with engineering/executive management and hardware & software engineering and product marketing teams to realize next-generation products/networks/services
Converting novel ideas into patentable inventions.
Explaining very complex technology to a diverse audience, and the ability to dive very-deep, technically, into disparate technology areas.
This expert received a Ph.D in Electrical Engineering. Having worked as assistant, associate, and full professor in Electrical and Computer Engineering, this expert currently holds an Endowed Chair as Professor in Electrical and Computer Engineering. Specializing in cognitive radio networks, efficiency of wireless networks and systems, communication system design and signal processing, and design synergy between hardware and system software, this expert's current research interests focus on data driven large-scale information analysis and system design, distributed signal processing, data driven wireless system design, and cognitive network optimization. This expert is an active member of IEEE.
This expert is a Professor and served as the Associate Chair of the Electrical Engineering Department. This expert also served as the Director of a University off-campus graduate program. This expert is also an expert in intellectual property development and a consultant for patent litigation cases in the areas of telecommunications, computer networks, and wireless networks at both the protocol and hardware levels. This expert is internationally known through research, scholarly work, and a published book. This expert has had several invited talks at international conferences.
This expert was a research scientist at a telecommunications institute working on design of advanced communication systems and high-speed computer networks. This expert was with the Computer and Communications Research Center at a University and worked as a research assistant on design and analysis of high-speed switching systems project. This expert was a telecommunications system research & development engineer, participated in design of a high-speed digital telephone Private Branch Exchange" (PBX), and received the best “design/idea” award.
This expert specializes in: Computer Networks/Protocols, TCP/IP, Virtualization, AI in Networking, Cloud Data Centers, Network Security, Internet Applications, Web, VoIP, Video Streaming, Multimedia Signaling/Networking, CDNs, Networking Devices, Switches, Routers, Media Gateways, Virtual Switches, Signaling in Wireless Mobile and Telecommunication Networks, IoT, and Wireless Sensor Networks.
This expert is the author of an internationally recognized textbook. Additionally, this expert has been granted a U.S. Patent that presents a switching system for use in high-speed computer networks.
This expert holds positions with the IEEE Communications Standards Magazine, presenting the latest innovation in computer networks and other aspects of communication systems. This expert has given numerous domestic and international conference regular and invited talks and published many journal articles in communications and networking fields.
This expert has have received several awards, honors and research grants from university, private sectors, state, and governmental funding agencies for conducting research and teaching in the area of telecommunication systems.
This expert’s prior litigation experience includes: analysis of patent claims, prior art research, consulting for counsel on term constructions, technology examination against patent infringement, patent opinion expert report, claim chart preparation, patent invalidity expert report, handling IPR cases, participation in deposition process, and participation in court testimony.
This expert is an internationally recognized expert in the field of high-speed communication and computing, and the development of semiconductor devices for the related applications.
This expert was a lead systems engineer for a telecommunications company in transitioning away from their voice centric networks, into multi-services capable networks suited for the Internet era.
This expert designed one of the earliest nationwide, commercial-scale, code division multiple access, or CDMA, networks. This expert was the leading author of the technical blueprint for this wireless cellular network. Since then, this expert has been continuously researching in 3G UMTS / 4G LTE / 5G IoT wireless networks as well as various generations of WiFi technology.
This expert’s research area includes switching, routing, performance control and security in the communication networks. This expert and students invented and implemented several methods of high-performance switching, including multi-channel switches that alleviate the speed and performance constraints of electronic switches. The pattern matching engines that the research group developed are used for processing complex instructions embedded in communication packets at billions of packets per second. The content search engine that this expert’s research group developed has been incorporated into numerous cybersecurity systems in active networks and is being developed for machine learning and data mining for various applications including cybersecurity and the Internet of Things (IoT).
In addition, this expert is actively involved in the development of virtualized cluster computing networks. This expert developed algorithms to control code downloading from the network servers to the end-user units. Based on these algorithms, applications running on the smartphones and portable devices can run much faster without consuming excessive battery powers. By quantifying the information related to the usage patterns, a large amount of user data can be stored, which can help improve the mobile application significantly.
This expert also focuses on future generations of wireless technology. This expert has developed methods that enable coordinated transmission and reception of wireless signals among multiple base stations. Previously, radio signals from multiple base stations are considered as interference. Leveraging on the results achieved by this expert, a cluster of base stations can work together as a single resource enhancing the quality of radio signals across extremely noisy wireless channels. This research is critical in accommodating the next generation of the Internet and wireless networks, which integrates numerous Internet of Things (IoT) as part of the intelligent networks.
This expert has developed and implemented several semiconductor integrated circuit chips. These integrated circuit chips include switch fabrics, processors, high speed interfaces, protocol transposers, controllers, and memory cells and arrays.
This expert has 9 U.S. patents, published extensively in the wireless network field, and founded and managed two companies. This expert has testified extensively in both state and federal courts on issues of patent and copyright infringement in communications technology.
This expert is a Scientist, educator, and technologist with many years of experience and a Ph.D. This expert is currently Fellow and lecturer at a College of Engineering. Additionally, this expert is Principal Scientist and Investigator for an internationally renowned consulting and litigation firm specializing in mobile devices, smartphones, wireless LAN (WLAN), routing, LAN/WAN, Ethernet, TCP/IP, UDP, IP, VoIP and web. This expert translates cutting edge research into practical products while integrating science, engineering, and innovation. This expert builds patent portfolios, consults on patent-related litigation and generates intellectual property.
As a consultant, this expert provides expertise in network communications, telecommunications, Internet protocols, and mobile wireless technologies such as:
This expert has published over 25 scientific papers and has been designated as an inventor on more than 120 patents; over 60 prosecuted pro se in front of the USPTO.
This expert has served as an expert in over 60 patent-related cases where this expert wrote expert reports and testified in depositions, courts and in front of a jury. This expert has testified in Federal courts, in USPTO PTAB IPR, and in the ITC.
This expert is a testifying expert, author, patent holder, and Registered Professional Engineer who has many years of experience in Electrical Engineering, Networks and Telecommunications. This expert’s primary areas of expertise include telecommunications, switching systems (circuit, packet and optical), LANS, communication network architecture and protocols, and copper and fiber-optic cabling systems (cables, connectors, patch panels, etc.).
This expert holds 8 U.S. patents, has authored more than 30 technical publications (including 2 books) and has given technical presentations on 5 continents. This expert has provided Trial Testimony, Expert Reports, Depositions, Technical Tutorials, and consulting in more than 20 patent cases in Federal District Court and the ITC, as well as Inter Partes Reviews at the PTAB.
Relevant Professional Experience
This expert is a noted technologist, product developer, consultant, patent analyst, educator and expert witness specializing in data and voice communications including mobile, cellular, wireless technologies (2G, 2.5G, 3G and 4G/LTE), GPS technologies, wired technologies, networks, phones, standards, services and systems. This expert has many years of experience in the field of electrical, RF and telecommunications engineering, has worked for private organizations, and founded several successful start-up telecommunications companies. This expert holds over 35 US and International Patents in the telecommunications field. This expert's professional activities and services have focused exclusively on data and voice for mobile, cellular, GPS, wireless and wired technologies, forensics, electronic discovery, markets, standards, spectrum, regulations, networks and services. This expert has taught seminars on mobile, cellular and fixed wireless technologies and has served as a plaintiff and defendant expert witness on a wide spectrum of civil, criminal and business matters/litigation involving wired and wireless technologies, electronic discovery, communications products and services. As a patent analyst, this expert has assisted many leading law firms in defending against or asserting claims of patent infringement and patent validity. This patent work has encompassed Wi-Fi/WLAN standards, Bluetooth standards, DSL standards, all generations of standards for GSM, UMTS, LTE, and CDMA2000 cellular standards, including GSM/3GPP, ETSI, OMA,WAP, CT-2 / DECT / COMS. This expert has given depositions and has extensive testifying experience.
This expert received a Ph.D. degree in electrical engineering. This expert's research is in the broad area of wireless communications and networking, with particular emphasis on resource management, distributed protocols, and security. This expert has worked extensively on secure verification of location and timing information, including privacy preserving audit mechanisms. This expert's research in this area focused on third-part privacy preserving audits of encrypted control messages (e.g., secure sensing measurements that must be accompanied by time and GPS coordinates) in various contexts, including wireless sensor networks, storage systems (verifiability of stored data in cloud storage), location-based message verification in packet relaying, and others.
This expert has been involved in NSF and DoD funded projects related to cognitive radio networks; shared and dynamic spectrum access; coexistence of heterogeneous wireless systems (e.g., LTE-U/WiFi); wireless security (e.g., obfuscation of transmission signatures, MIMO-based friendly jamming; insider attacks, selective-reactive jamming/dropping, game-theoretic countermeasures); 802.11 WLANs; power control protocols; multi-channel MIMO systems (including virtual/cooperative MIMO); mmWave systems; secure satellite communications; energy management in solar-powered WSNs; full-duplex communications and self-interference suppression; and media streaming over wireless links. This expert worked on packet scheduling and buffer management in switches and routers, QoS provisioning, fault monitoring/detection in optical networks, effective-bandwidth theory, traffic characterization, voice-over-IP, and video-on-demand systems. This expert has published more than 250 journal articles and peer-reviewed conference papers, and is a co-inventor of 5 granted/pending US patents. This expert's grants include 20 competitive NSF awards, 16 of which this expert served as the sole or lead PI. This expert was a keynote speaker at various conferences, including IEEE ICCSP, IEEE CRESS, IEEE CCW, IFIP Wireless Days, and the IEEE Workshop on Wireless Mesh Networks. This expert was an invited panelist at various international conferences. This expert gave tutorials at premier wireless networking conferences and frequently consults for companies in the telecommunications sector.
This expert is a nationally recognized expert in the field of telecommunications and information technology. This expert’s expertise encompasses a broad range of technical and managerial disciplines including voice communications, data networking, carrier services for public/private switched & dedicated networks, image processing, wireless and cable transmission systems, security systems including intruder detection, access control and video surveillance as well as operational and strategic planning. As co-founder and President of a highly sought-after consultancy, this expert is responsible for overseeing corporate operations and providing executive level direction on strategically significant projects. This expert has worked for various organizations in a consultative, design/engineering and managerial capacity. This expert has supported numerous clients with respect to technology consulting in the financial services, high technology, legal, corporate, health care and education sectors. This expert’s technical practice encompasses strategic planning and expert witness litigation support. This expert worked in the military aerospace industry developing strategic and tactical command and control systems for various agencies in the defense and intelligence communities. In addition to litigation experience, this expert and firm have performed an extensive patent portfolio review for a large company working with their in-house Intellectual Property group. In that project this expert evaluated 2 portfolios comprising over 120 patents. The team is highly knowledgeable about the Switched Ethernet and Optical networking marketplace.
AREAS OF EXPERTISE