Mobile & Wireless Technology Expert — Wi-Fi, Cellular & 5G
Billions of mobile wireless devices are deployed using wireless technologies. As a telecommunications expert and internet technology expert, Dr. Lavian applies academic research and hands-on industry experience to mobile wireless technology analysis, combining technical knowledge of patent issues with subject matter expertise.
His background covers mobile wireless systems, devices, and networks. Dr. Lavian has experience with the relationships between wireless applications and their underlying communications service architectures, designs, and implementations.
Background
Dr. Lavian holds a Ph.D. in Computer Science from UC Berkeley, specializing in network communications, and spent nearly 20 years researching, studying, and lecturing at UC Berkeley. He served as Principal Scientist and Principal Architect at Nortel Networks (1996–2007) and as a DARPA Principal Investigator. Dr. Lavian has over 120 patents, over 25 scientific publications, and has been retained in over 70 cases, including 80+ depositions, before U.S. federal courts, PTAB, ITC, and international tribunals, on behalf of over 50 law firms and corporate clients. His mobile and wireless case work includes T-Mobile v. Barkan Wireless Access Technologies (U.S. Patent Nos. 8,559,369 and 9,042,306, involving wireless access technologies), IXI Mobile v. Apple (U.S. Patent Nos. 7,426,398 and 7,295,532, involving mobile device technologies), and Ericsson v. Samsung (ITC) (U.S. Patent Nos. 6,772,215 and 6,519,223, involving wireless communications).
Mobile & Wireless Expert
The following are Dr. Tal Lavian’s areas of expertise in Mobile and Wireless Technologies:
- Wi-Fi, IEEE 802.11, MAC, PHY.
- Wireless LAN (WLAN), SMS, MMS, Instant Messaging (IM) chat.
- Wireless technologies, 3G, 4G, 5G, LTE, RF, CDMA, GSM, and RAN.
- Handsets, mobile devices, smartphones.
- Bluetooth, IEEE 802.15, WPAN,cellular networks, wireless systems, architectures.
- Standards, systems, and backend infrastructure.
Wireless telecommunications providers are experiencing growth in mobile data transmission, driving demand for mobile devices supporting data-intensive consumer-based applications, such as location-based services and 3D gaming. Mobile and wireless technologies and their associated infrastructure support applications such as defense, emergency response, logistics, smart city, network infrastructure, and supply chain management.
Mobile network infrastructure is based on a software-defined architecture that supports automation, configuration changes, and the addition of new capabilities.
Mobile and Wireless in Patent Litigation
Dr. Lavian’s mobile and wireless expertise covers Wi-Fi, Bluetooth, cellular systems (3G/4G/5G), RF engineering, spectrum management, IoT connectivity, mobile device architectures, wireless security, and regulatory standards. He provides analysis and testimony in patent disputes involving these technologies before U.S. federal courts, PTAB, and the ITC.
Frequently Asked Questions
What wireless technologies is Dr. Lavian expert in?
Dr. Lavian is expert in Wi-Fi (802.11a/b/g/n/ac/ax), Bluetooth, wireless LAN protocols, mobile communications systems, wireless network architecture, and wireless device networking in the context of patent litigation.
Has Dr. Lavian testified in ITC wireless cases?
Yes. Dr. Lavian has testified in International Trade Commission (ITC) Section 337 investigations involving wireless communications technologies, including smartphones and wireless networking equipment.
What is Dr. Lavian’s background in wireless communications?
Dr. Lavian has a Ph.D. from UC Berkeley and research experience in wireless network protocols. His patent portfolio includes patents covering wireless communication technologies, and he has testified in wireless cases in federal courts, PTAB, and ITC proceedings.
What types of wireless patent disputes has Dr. Lavian handled?
Dr. Lavian has handled patent disputes involving Wi-Fi implementations, wireless network access control, Bluetooth communication protocols, wireless roaming and handoff mechanisms, WLAN security, and mobile device connectivity architectures.
Can Dr. Lavian provide expert analysis for cellular and 5G patent cases?
Yes. Dr. Lavian’s wireless expertise covers cellular network technologies including LTE and 5G NR architectures, carrier aggregation, MIMO antenna systems, and mobile network infrastructure. He can provide expert reports and testimony on cellular standard-essential patents (SEPs) and FRAND licensing disputes.
What wireless companies has Dr. Lavian served as an expert for?
Dr. Lavian has been retained in wireless patent cases involving companies including Apple, Samsung, Qualcomm, Motorola, and other major wireless device manufacturers and semiconductor companies, providing analysis and testimony on Wi-Fi, Bluetooth, and cellular technologies.
For inquiries, contact Dr. Lavian at +1 (408) 209-9112 or via the contact page.