Satoru Maeda

Title: Satoru Maeda: Innovator in Optical Disc Technology

Introduction

Satoru Maeda is a prominent inventor based in Kodama-gun, Japan. He has made significant contributions to the field of optical disc technology, holding a total of seven patents. His work focuses on enhancing the performance and reliability of optical disc drives.

Latest Patents

Maeda's latest patents include a track search control circuit and a focus servo control system. The track search control circuit is designed to perform stable track-search operations during multi-speed reproduction of optical discs. It features a mechanism for detecting the light beam's position on the track and generating corresponding on-track and off-track signals. Additionally, it includes measurement circuits to monitor the moving velocity of the optical beam and a correction circuit to adjust this velocity based on detected errors. The focus servo control system allows for precise application of a light beam to disks with multiple recording surfaces. It incorporates a focus error detector, a sample-hold circuit, and a focus position correcting circuit to ensure accurate data retrieval from the selected recording surface.

Career Highlights

Throughout his career, Satoru Maeda has worked with notable companies such as Toshiba Corporation and Tokyo Shibaura Electric Co., Ltd. His experience in these organizations has contributed to his expertise in optical technologies and innovations.

Collaborations

Maeda has collaborated with esteemed colleagues, including Yasuhiro Hayashi and Hiroshi Nakane. Their joint efforts have further advanced the development of optical disc technologies.

Conclusion

Satoru Maeda's contributions to optical disc technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence advancements in data storage and retrieval systems.