Toru Okamoto

Title: Toru Okamoto: Innovator in Wireless Communication Technology

Introduction

Toru Okamoto is a prominent inventor based in Yokohama, Japan, known for his significant contributions to wireless communication technology. With a total of five patents to his name, Okamoto has developed innovative solutions that enhance the efficiency and effectiveness of wireless communication systems.

Latest Patents

One of Okamoto's latest patents is a wireless base station using weighting elements of an array antenna. This invention provides a wireless base station that comprises an array antenna capable of transmitting packets to terminals. It includes a packet scheduler that determines the transmission sequence of the packets, a modulator that generates modulated signals based on the packets, and a beam former for the transmission signal. The beam former utilizes a memory to store array weights associated with the terminals' IDs, allowing for efficient transmission.

Another notable patent is a radio communication apparatus and packet scheduling method. This invention enhances cell throughput by adaptively selecting spatially multiplexed channels while considering interferences within a local cell. It reduces the calculation load for determining array weights by storing them as fixed values and outputting fixed beams. The packet scheduling method selects a combination of fixed beams and determines the number of spatially multiplexed channels based on pre-calculated inter-beam interference quantities.

Career Highlights

Throughout his career, Toru Okamoto has worked with notable companies such as Hitachi, Ltd. and Shiseido Company, Limited. His experience in these organizations has contributed to his expertise in developing advanced communication technologies.

Collaborations

Okamoto has collaborated with esteemed colleagues, including Kenzaburo Fujishima and Mikio Kuwahara. Their joint efforts have furthered advancements in the field of wireless communication.

Conclusion

Toru Okamoto's innovative work in wireless communication technology has made a significant impact on the industry. His patents reflect a commitment to enhancing communication systems, showcasing his expertise and dedication to innovation.