Network Communications Consultant Tal Lavian

Tal Lavian, Ph.D., is a scientist, technologist, and lecturer at UC Berkeley Engineering with over 25 years of experience. Dr. Lavian specializes in Telecommunications, Network Communications, Mobile Wireless, and Internet Protocols, including mobile devices, smartphones, wireless LAN (WLAN), routing, LAN/WAN, Ethernet, TCP/IP, UDP, IP, VoIP, web, and streaming media.

Areas of Expertise

• Communication Networks: Internet protocols; TCP/IP suite, TCP, UDP, IP, Ethernet, 802.3, network protocols, network software applications, data link, network, and transport layers (L2, L3, L4), packet switching, data center network architecture.
• Mobile Wireless: Wi-Fi, 802.11, Bluetooth, MAC, PHY, Wireless LAN (WLAN). Cellular systems, SMS, instant messaging (chat), mobile devices, smartphones.
• Internet/Cloud: Internet Technologies, Web applications, HTTP, e-mail, SMTP, POP, IMAP, Java, C/C++, file transfer FTP, client-server, cloud computing, distributed computing, Computer Networks
• Routing/Switching: LAN, WAN, VPN, routing protocols, RIP, BGP, MPLS, OSPF, multicast, DNS, QoS, network infrastructure, network communication architectures.
• VoIP/Streaming Media: PSTN, circuit switching, IP telephony, VoIP, SIP, RTP, SS7, SONET, TDM, video/audio conferencing, streaming media, Voice and Data Communications

Past cases have involved leading companies such as Google, Microsoft, Amazon, LinkedIn, Avaya, T-Mobile, AT&T, Ericsson, Sprint, Cisco Systems, Juniper Networks, Polycom, Motorola, LG, WhatsApp, Instagram, Huawei, Facebook, and Apple.

As an expert witness, Dr. Lavian offers his opinion and litigation support services in patent-related cases, specifically in network communications, telecommunications, mobile wireless, and Internet software technologies. He has extensive experience rendering reports and testifying in Federal, IPR, and ITC cases. He has appeared before the USPTO PTAB IPR and ITC in over 140 patent-related cases. Dr. Lavian is skilled at helping the layperson understand complex and sophisticated technologies.

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 for CRadar.ai, VisuMenu, and Aybell.

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