Hidetaka Yanagidaira

Title: Hidetaka Yanagidaira: Innovator in FM Communication Technology

Introduction

Hidetaka Yanagidaira is a notable inventor based in Omiya, Japan. He has made significant contributions to the field of FM communication technology, holding a total of 6 patents. His work focuses on enhancing the efficiency and effectiveness of communication systems.

Latest Patents

One of Yanagidaira's latest patents is an "Automatic Equalization System in FM Communication Circuit." This invention involves an automatic amplitude and phase equalization system that utilizes a pilot signal within a baseband signal of a transmitted FM signal. The system extracts and frequency-multiplies the pilot signal, allowing for the automatic equalization of amplitude and phase characteristics of the transmission path. Another significant patent is the "Delay Circuit," which features a smear filter and/or a de-smear filter. This circuit is designed to have a delay time proportional to frequency, utilizing a transversal filter with multiple delay elements and a digital memory for storing precalculated values for desired delay characteristics.

Career Highlights

Hidetaka Yanagidaira has worked with prominent companies in the telecommunications sector, including Kokusai Denshin Denwa Kabushiki Kaisha and Kokusai Denshin Denwa Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in communication technology.

Collaborations

Throughout his career, Yanagidaira has collaborated with esteemed colleagues such as Michitoshi Tamori and Katsuhiko Furuya. These partnerships have contributed to the advancement of his inventions and the overall progress in the field.

Conclusion

Hidetaka Yanagidaira's contributions to FM communication technology through his patents and collaborations highlight his role as a significant innovator in the industry. His work continues to influence advancements in communication systems, showcasing the importance of innovation in technology.