Find Experts
Expert Bio

Primary Area of Expertise

Telecom Systems

Expert Witness Profile

Dr. Lavian specializes in telecommunications, mobile wireless, network communications, and Internet protocols, including 802.11 wireless LAN (WLAN), routing, LAN/WAN, Ethernet, TCP/IP, UDP, IP, PSTN, VoIP, SIP, web, and streaming media.

Dr. Lavian is a scientist, technologist, and lecturer with 30 years of experience. He is an inventor of over 120 patents. He has extensive testifying experience in depositions, in front of a jury, arbitrators, and judges in Federal, IPR and in the ITC.

Hands-on Commercial and Academic 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 and 802.11 (a/b/g/n/ac), MAC, PHY, OFDM, DSSS, Wireless LAN (WLAN), CDMA, FDMA, TDMA, SMS, instant messaging (chat), mobile devices, smartphones
* Internet/Cloud: Web applications, HTTP, e-mail, SMTP, POP, IMAP, Java, C/C++, file transfer protocol (FTP) and client-server, cloud and distributed computing
* Routing/Switching: LAN, WAN, VPN, routing protocols, RIP, BGP, MPLS, OSPF, multicast, DNS, QoS, network infrastructure, network communication architectures
* Unified Communications: PSTN, circuit switching, IP telephony, VoIP, SIP, RTP, SS7, carrier Ethernet, SONET, SDH, WDM, TDM, video/audio conferencing, streaming media

Litigation Support Services
Retained in over 60 patent litigation lawsuits, Dr. Lavian has assisted in cases involving Google, Facebook, Amazon, Microsoft, HP, LinkedIn, Cisco Systems, Juniper Networks, Huawei, Ericsson, Motorola, LG, T-Mobile, Samsung, and Apple.

Education & Licenses

*Ph.D. , Computer Science specializing in networking and communications, UC Berkeley

*M.Sc. , Electrical Engineering, Tel Aviv University

*B.Sc. , Computer Science, Tel Aviv University