Expert Resume/CV

Tal Lavian
Ph.D. UC Berkeley - Computer Science specializing in network communications
Dr. Tal Lavian Network Communications, Telecommunications, Mobile Wireless and Internet Protocols Expert witness
4411 portico place
United States



Telecommunications, Network Communications, Mobile Wireless, and Internet Technologies Expert
Dr. Lavian is a scientist, educator, and technologist with over 30 years of experience. He has co-authored over 25 scientific publications, journal articles, and peer-reviewed papers. Dr. Lavian served as an expert in network communications and telecommunications, including Internet protocols, streaming media, and mobile wireless technologies. He is an inventor of over 120 patents, over 60 prosecuted pro-se. Dr. Lavian has also served as Principal Investigator (PI) for three U.S. Department of Defense (DARPA) projects.


Ph.D., Computer Science specializing in network communications, U.C. Berkeley (2006)
M.Sc., Electrical Engineering (‘97) Tel Aviv University. B.Sc., Mathematics and Computer Science (‘87)


Network communications, telecommunications, Internet protocols, and mobile wireless:
Network Communications: Internet protocols; TCP/IP suite, TCP, UDP, IP, Ethernet, 802.3, network protocols, network software applications, data link, network, and transport layers, SNMP, NMS, network management, packet switching, and network architecture.
Mobile wireless: Wi-Fi, 802.11, Bluetooth, Wireless LAN (WLAN), MAC, PHY, ARQ, HARQ. Cellular systems, SMS, MMS, instant messaging (chat), mobile devices, and smartphones.
Internet/cloud: Internet Technologies, Web applications, HTTP, e-mail, SMTP, POP, IMAP, firewalls, security, file transfer FTP, client-server, cloud computing, and distributed computing.
Routing/switching: LAN, WAN, VPN, encapsulation, routing protocols, RIP, BGP, MPLS, OSPF, multicast, DNS, QoS, queuing, traffic control, network infrastructure, and architectures.
VoIP/Streaming Media: VoIP, SIP, RTP, video/audio conferencing, streaming media, IP telephony, transport systems, PSTN, circuit switching, WebRTC, SS7, SONET, and TDM.

Dr. Lavian has extensive experience in the software development of network protocols, architectures, configurations, installations, and network testing. He has academic and hands-on experience in the above fields, including technology products from different companies, implementations, related standards, designs, systems, hardware, and software technologies.

TelecommNet Expert Witness Network communications, telecommunications, Internet protocols, and mobile wireless:

Expert Testimony:

Dr. Lavian served as an expert witness in cases involving over 140 patents, providing expert reports and testimony in over 70 depositions. He has also testified in Federal courts, before judges and juries, USPTO PTAB IPR, and the ITC. These cases involved leading companies such as Amazon, LinkedIn, Avaya, Netflix, T-Mobile, ZTE, Ericsson, Cisco Systems, Juniper Networks, Polycom, Motorola, LG, WhatsApp, Instagram, Microsoft, Google, Huawei, Facebook, and Apple.


Principal Investigator (PI) for three U.S. Department of Defense (DARPA) projects.
o Directed networking computation project for the U.S. Air Force Research Lab (AFRL).
o PI of a wireless research project for an undisclosed U.S. federal agency.
• Led and developed the first network resource scheduling service for grid computing.
• Managed and engineered the first demonstrated transatlantic dynamic allocation of 10Gbs Lambdas as a grid service.
• Development and successful demonstration of the first wire-speed active network on commercial hardware.
• An inventor of over 120 patents, over 60 prosecuted pro-se before the USPTO.
• Created and chaired Nortel Networks’ EDN Patent Committee.


The University of California, Berkeley, Berkeley, California 2000-2019
U.C. Berkeley SkyDeck, Industry Fellow, Lecturer, Visiting Scientist, Ph.D. Candidate, Nortel’s Scientist Liaison
Some positions and projects were concurrent, others sequential
• U.C. Berkeley SkyDeck startups - advanced technology research, development, business, and market.
• Industry fellow and lecturer at the Sutardja Center for Entrepreneurship and Technology (SCET).
• Conducted research projects in data centers (RAD Labs), telecommunication infrastructure (SAHARA), and wireless systems (ICEBERG).
• Acted as a scientific liaison between Nortel Research Lab and U.C. Berkeley, providing tangible value in advanced technologies.
• Developed long-term technology for the enterprise market, integrating communication and computing technologies.
• Studied network services, telecommunication systems and software, communications infrastructure, and data centers.
• Earned a Ph.D. in Computer Science with a specialization in network communications.

TelecommNet Engineering, Inc. Sunnyvale, California 2006-Present
Principal Scientist
• Consulting in the areas of network communications, telecommunications, Internet protocols, and smartphone mobile wireless devices.
• Providing system architecture and technology analysis for computer networks, mobile wireless devices, and Internet web technologies projects.
• Providing expert witness services in network communications patent infringement lawsuits.

CRadar.Ai, U.C. Berkeley, California 2018-2019
CTO / Principal Investigator
• CRadar.Ai improves the Radar wireless RF signal phase noise purity by 100x.
• Accurate Radars are paramount for self-driving car safety. Radars “see” where Cameras and LiDars are “blind” (fog, rain, snow, direct sunlight, and darkness).

The superior wireless RF signal quality provides a clean signal for high Radar accuracy.
• Improving Radar accuracy and resolution enables genuine redundancy, sensory fusion and puts the Radar into the sensory spearhead.

Aybell (VisuMenu Inc.), U.C. Berkeley, California 2016-Present
• Aybell transforms smartphones into visual menu systems, making the phone a frictionless point for user interactions with customer service platform features. Empowers consumers to reach the right agents in call centers, overcoming customer service barriers. Aybell is a branding and marketing of VisuMenu advanced technologies.
• Architecture, design, and implementation of a cloud data center for connecting any smartphone user to any company and service by digitizing interactive voice systems and exposing through cloud-service APIs to other applications.
• The system was deployed as a cloud networking and cloud computing service on Amazon Web Services (AWS) and Google Cloud Platform (GCP).
• Technologies include Data Science analytics, Machine Learning (ML), Artificial Intelligence (AI), and Statistical Learning (SL). Building an NLP Parser using Python, NLTK, SpaCy, and other NLP libraries and modules.

VisuMenu, Inc., Sunnyvale, California 2010-2016
Co-Founder and Chief Technology Officer (CTO)
• Led the software design and development of a visual IVR system for smartphones and other mobile devices, based on the innovative use of wireless and network communications technologies.
• Design of a search engine for IVR / PBX using Asterisk, SIP, and VoIP.
• The system was deployed as a cloud networking and cloud computing service on Amazon Web Services (AWS) and Google Cloud Platform (GCP).
• VisuMenu advanced technologies rebranded as Aybell.


Ixia, Santa Clara, California 2008 - 2008
Network Communications Consultant
Researched and developed advanced network communications testing technologies:
• IxNetwork/IxN2X —IP routing and switching devices and broadband access equipment. Provided traffic generation and emulation for the full range of protocols: OSPF, RIP, EIGRP, BGP, IS-IS, MPLS, unicast, multicast, broadcast, layer 2/3 VPNs, IPSec, carrier Ethernet, broadband access, and data center bridging. Tested and validated IEEE, ITU, and IETF RFC standards compatibility.
• IxLoad — quickly and accurately modeled high-volume video, data, and voice subscribers and servers to test the real-world performance of multiservice delivery and security platforms.
• IxCatapult — emulated a broad range of wireless access and core protocols to test wireless components and systems that, when combined with IxLoad, provides an end-to-end solution for testing wireless service quality.

• IxVeriWave — employed a client-centric model to test Wi-Fi and wireless LAN networks by generating repeatable large-scale, real-world test scenarios that are virtually impossible to create by any other means.
• Test automation — provided simple, comprehensive lab automation to help test engineering teams create, organize, catalog, and schedule execution of tests.

Nortel Networks, Santa Clara, California 1996 - 2007
Employed initially by Bay Networks, later acquired by Nortel Networks
Principal Scientist, Principal Architect, Principal Engineer, Senior Software Engineer
Held scientific and research roles at Nortel Labs, Bay Architecture Labs, and in the office of the CTO.
Principal Investigator for U.S. Department of Defense (DARPA) Projects
• Conceived, proposed, and completed three research projects: active networks, DWDM-RAM, and a networking computation project for Air Force Research Lab (AFRL).
• Led a wireless research project for an undisclosed U.S. federal agency.
Academic and Industrial Researcher
• Analyzed new technologies to reduce risks associated with R&D investment.
• Headed research collaboration with leading universities and professors at U.C. Berkeley, Northwestern University, University of Amsterdam, and the University of Technology, Sydney.
• Evaluated competitive products relative to Nortel’s products and technology.
• Proactively identified prospective business ideas, leading to new networking products.
• Predicted technological trends through researching the technological horizon and academic sphere.
• Designed software for switches, routers, and network communications devices.
• Developed systems and architectures for switches, routers, and network management.
• Researched and developed the following projects:
▪ Data-Center Communications: network and server orchestration 2006-2007
▪ DRAC: SOA-facilitated L1/L2/L3 network dynamic controller 2003-2007
▪ Omega: classified project for undisclosed U.S. Federal Agency 2006-2006
▪ Platform project for the U.S. Air Force Research Laboratory (AFRL) 2005-2005
▪ Network resource orchestration for Web services workflows 2004-2005
▪ A proxy study between Web/grids services and network services 2004-2004
▪ Streaming content replication: real-time A/V media multicast at edge 2003-2004
▪ DWDM-RAM: U.S. DARPA-funded program on agile optical transport 2003-2004
▪ Packet capturing and forwarding service on IP and Ethernet traffic 2002-2003
▪ CO2: content-aware agile networking 2001-2003
▪ Active networks: US DARPA-funded research program 1999-2002
▪ ORE: programmable network service platform 1998-2002
▪ JVM platform: Java on network devices 1998-2001
▪ Web-based device management: network device management 1996-1997

Technology Innovator and Patent Leader
• Created and chaired Nortel Networks’ EDN Patent Committee.
• Facilitated continuous stream of innovative ideas and their conversion into intellectual property rights.
• Developed intellectual property assets through invention and analysis of existing technology portfolios.

Aptel Communications, Netanya, Israel 1994-1995
Software Engineer, Team Leader
Start-up company focused on mobile wireless CDMA spread spectrum PCN/PCS
• Developed a mobile wireless device using an unlicensed band - Direct Sequence Spread Spectrum (DSSS); FCC part 15 - unlicensed transmitters.
• Designed and managed a personal communication network (PCN) and personal communication system (PCS), which were the precursors of short text messages (SMS).
• Designed and developed network communications software products in C/C++.
• Invented and implemented a two-way paging product.

Scitex Ltd., Herzeliya, Israel 1990-1993
Software Engineer, Team Leader
Software and hardware company acquired by Hewlett Packard (HP)
• Developed system and network communications in C/C++.
• I provided IT services, System Administration, and network administration.
• I worked on Unix systems, including IBM AIX, HP, and SUN Unix.
• Invented Parallel SIMD Architecture.
• Participated in the Technology Innovation group.

Shalev, Ramat-HaSharon, Israel 1987-1990
Start-up company
Software Engineer
• Developed real-time software and algorithms in C/C++ and Pascal.


Professional Memberships / Associations / Societies:

• IEEE senior member
• IEEE CNSV co-chair, Intellectual Property SIG (2013)
• President Next Step Toastmasters (an advanced TM club in the Silicon Valley) (2013-2014)
• Technical co-chair, IEEE Hot Interconnects 2005 at Stanford University
• Member, IEEE Communications Society (COMMSOC)
• Member, IEEE Computer Society
• Member, IEEE Systems, Man, and Cybernetics Society
• Member, IEEE-USA Intellectual Property Committee (2012)
• Member, ACM, ACM Special Interest Group on Data Communication (SIGCOM)
• Member, ACM Special Interest Group on Hypertext, Hypermedia, and Web (SIGWEB)
• Member, IEEE Consultants’ Network (CNSV)
• Global Member, Internet Society (ISOC)
• President Java Users Group – Silicon Valley Mountain View, CA,1999-2000
• Toastmasters International

Related Activity:

• Quixey –search engine for wireless mobile apps
• Mytopia – mobile wireless social games
• iLeverage – Israeli Innovations

• Top Talent Award – Nortel
• Top Inventors Award – Nortel EDN
• Certified IEEE-WCET - Wireless Communications Engineering Technologies (2012)
• Toastmasters International - Competent Communicator (twice)
• Toastmasters International - Advanced Communicator Bronze
• Best Paper Presentation Award - ICE/IEEE Conference. “R&D Models for Advanced Development & Corporate Research”


Academic Background:

Dr. Lavian has served as an industry fellow and lecturer with U.C. Berkeley's Industrial Engineering and Operation Research (IEOR) Department and with U.C. Berkeley Engineering's Sutardja Center for Entrepreneurship and Technology (SCET). He has also been a part of U.C. Berkeley's start-up accelerator, SkyDeck, as principal investigator of the RF signal start-up company, CRadar.Ai, and smartphone wireless telecommunicators service integrator, Aybell, previously known as VisuMenu.