Yoshitomo Kuwamoto

Title: **Yoshitomo Kuwamoto: An Innovator in Radio Communication Technologies**

Introduction

Yoshitomo Kuwamoto, an accomplished inventor based in Yokosuka, Japan, has made significant contributions to the field of radio communication. With a portfolio that includes four patents, his work focuses on enhancing the efficiency and reliability of communication systems.

Latest Patents

Among his latest innovations is a patent for a **radio communication apparatus free from interference between local signals**. This groundbreaking technology is designed to facilitate simultaneous transmission and reception of signals through a novel frequency synthesizer and modulator. The frequency synthesizer utilizes a local oscillator controlled by a phase comparator which ensures the accuracy of the local signal by effectively mitigating interference. This system employs a first frequency divider and a variable division ratio frequency divider to optimize output. Moreover, the frequency modulator utilizes a transmission oscillator, also regulated by a phase comparator, thereby enhancing the quality and stability of the transmission signal.

Another notable patent is for a **control signal receiving system**. This system allows for the intermittent reception of necessary signal portions from a land station during idle periods of the mobile telecommunications system. The technology improves the overall efficiency of mobile stations by transitioning them from an unstable operation during unnecessary signal portions to a stable operation when the necessary signals are detected.

Career Highlights

Throughout his career, Yoshitomo has held positions at prominent companies, including Hitachi, Ltd. and Hitachi Video Engineering Incorporated. His experiences in these organizations have allowed him to deepen his expertise in telecommunications and collaborate on various cutting-edge projects.

Collaborations

In his professional journey, Yoshitomo has had the privilege of working alongside talented individuals such as Hidefumi Kimura and Hideaki Watanabe. Their collaborations have resulted in groundbreaking advancements in radio communication technology, showcasing the synergy of innovative minds.

Conclusion

Yoshitomo Kuwamoto’s innovative spirit and dedication to improving communication technology have had a profound impact on the industry. His patents reflect not only his technical prowess but also his commitment to advancing the way we connect and communicate in the modern world. As he continues to push the boundaries of technology, his contributions will undoubtedly pave the way for future innovations.