Company Filing History:
Years Active: 1997-2004
Title: Tsudoi Kubo: Innovator in Communication Technology
Introduction
Tsudoi Kubo is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of communication technology, holding a total of 4 patents. His work focuses on enhancing communication systems, particularly in the context of wireless local loop systems.
Latest Patents
Kubo's latest patents include a communication controller, a base station controller, and a communication system. These innovations provide a connection control of roaming applied to wireless local loop (WLL) systems. They efficiently establish connections and continuously provide communication services even when subscribers change areas. His patents feature an identification number management unit that manages both home area and roaming area identification numbers assigned to subscriber terminals. Additionally, a call connection processing unit translates these identification numbers for effective call connection processing.
Another notable patent involves a base transceiver station in a wireless local loop system using a personal handy-phone system. This system consists of multiple cell stations, each accommodating several subscriber units. It includes a hybrid section that handles signals transmitted and received via a single antenna, along with a multiplexing/demultiplexing unit that manages signals between cell stations and existing networks. This innovation allows for a compact wireless local loop system that can expand service areas without increasing interference, while also providing ISDN functions and improving transmission quality and reliability.
Career Highlights
Tsudoi Kubo is currently employed at Fujitsu Corporation, where he continues to develop cutting-edge communication technologies. His work has significantly impacted the efficiency and reliability of communication systems.
Collaborations
Kubo has collaborated with notable coworkers, including Yasuo Tanishima and Rikihiko Mashima, contributing to various innovative projects in the field of communication technology.
Conclusion
Tsudoi Kubo's contributions to communication technology through his patents and work at Fujitsu Corporation highlight his role as a key innovator in the industry. His advancements in wireless communication systems continue to shape the future of connectivity.