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Directional‑Antenna Train Inauguration Protocol

Directional‑Antenna Train Inauguration Protocol (Method and Device for Wireless Topology Discovery for Train Backbone Networks, Tech ID: 15‑006) Technology Overview: A wireless train‑backbone “inauguration” protocol that enables each backbone node (BN) to learn the ordered physical topology of a linear train network using directional antennas...

Published: 2/13/2026 | Inventor(s): Yu Liu, Jianghua Feng, Osvaldo Simeone, Jun Tang, Zheng Wen, Alexander Haimovich, Mengchu Zhou

Keywords(s): Antenna, Patent Issued

Category(s): Computing, Communications & Photonics

Radio‑Over‑Fiber Antenna Extension System for High‑Speed Train Communications

Radio‑Over‑Fiber Antenna Extension System for High‑Speed Train Communications (Radio Over Fiber Antenna Extender Systems and Methods for High‑Speed Trains, Tech ID: 14‑017) Technology Overview: This technology provides a radio‑over‑fiber (ROF) antenna extension system designed to deliver reliable, high‑bandwidth wireless connectivity to high‑speed...

Published: 2/13/2026 | Inventor(s): Nirwan Ansari, Tao Han

Keywords(s): Antenna, Communication Networks, Fiber Distributed RF, High Speed Train, High Speed Train Communications, Patent Issued, Radio-Over-Fiber (ROF), Wireless Communication

Category(s): Computing, Communications & Photonics