Mamoru Sawahashi

Title: Mamoru Sawahashi: Pioneering Innovator and Patent Expert

Introduction:

Mamoru Sawahashi is a renowned inventor and patent expert based in Yokohama, Japan. With an impressive track record of 303 patents to his name, Sawahashi has made significant contributions to the field of telecommunications. His inventions and innovations have played a vital role in advancing base station technology and communication protocols. Let us delve deeper into his latest patents, career highlights, collaborations, and his invaluable contributions to the industry.

Latest Patents:

Sawahashi's latest patents showcase his expertise in base station technology and synchronization signal transmission methods. One notable invention is the "Base station, synchronization signal transmission method, and user equipment terminal, and cell search method". This patent focuses on a base station with multiple transmission antennas that transmit synchronization signals in an orthogonal frequency division multiple access (OFDMA) system. The patent presents techniques for generating synchronization signal sequences, mapping them to subcarriers, and applying precoding techniques for signal transmission.

Another notable patent is the "Base station apparatus and communication control method". This invention addresses time and frequency scheduling in uplink packet access. The patent introduces a system for measuring uplink interference and determining whether it meets predetermined conditions. In addition, the patent includes an overload indicator reporting mechanism to neighboring cells when the conditions are met. These patents highlight Sawahashi's ability to tackle technical challenges and develop innovative solutions in the telecommunications sector.

Career Highlights:

During his career, Sawahashi has worked with esteemed companies such as NTT DOCOMO, Inc. and NTT Mobile Communications Network, Inc. At NTT DOCOMO, Inc., he contributed to various research and development projects related to base station technology and communication protocols. His expertise and diligent efforts have earned him recognition as one of the industry's leading innovators.

Collaborations:

Sawahashi has successfully collaborated with accomplished individuals in his field, leveraging their collective knowledge and skills to push the boundaries of telecommunications technology. Notable collaborators include Kenichi Higuchi and Yoshihisa Kishiyama. These collaborations have not only resulted in groundbreaking inventions but have also fostered an environment of knowledge sharing and expertise exchange within the industry.

Conclusion:

Mamoru Sawahashi's contribution to the telecommunications industry is unparalleled. With an impressive patent portfolio of 303 patents and counting, he has solidified his position as a pioneering innovator and patent expert. Through his inventions and contributions to base station technology and synchronization signal transmission methods, Sawahashi has significantly advanced the field, enabling faster and more efficient communication systems. His collaborations with esteemed colleagues have undoubtedly enhanced the industry's collective knowledge base. Sawahashi's dedication to innovation and his expertise in patents make him an influential figure in the world of telecommunications.