Yoshihiko Nasu

Title: Innovations of Yoshihiko Nasu

Introduction

Yoshihiko Nasu is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of audio technology, particularly in FM stereo broadcasting. With a total of 2 patents, his work has had a lasting impact on the industry.

Latest Patents

Nasu's latest patents include an FM stereo broadcasting apparatus and a matching circuit. The FM stereo broadcasting apparatus features a sampling frequency converter that receives a digital input signal containing left and right audio signals. It converts the digital input signal to match the sampling frequency of a subcarrier of a composite audio signal. This apparatus also includes a composite audio signal generator and a frequency modulator that produces a frequency-modulated signal. The matching circuit connects a source circuit to a load circuit and consists of an impedance transforming circuit and a balance-to-unbalance signal-transforming circuit. This circuit is designed to be reversible and incorporates inductive and capacitive elements.

Career Highlights

Throughout his career, Yoshihiko Nasu has worked with prominent companies such as Nippon Hoso Kyokai and Hitachi Denshi Kabushiki Kaisha. His experience in these organizations has contributed to his expertise in audio technology and innovation.

Collaborations

Nasu has collaborated with notable coworkers, including Tutomu Sato and Makoto Ohnishi. Their joint efforts have further advanced the field of audio technology.

Conclusion

Yoshihiko Nasu's contributions to FM stereo broadcasting and audio technology demonstrate his innovative spirit and dedication to advancing the industry. His patents reflect a deep understanding of audio signal processing and continue to influence the field today.