Location History:
- Narashino, JP (1985)
- Yokohama, JP (1989 - 1996)
Company Filing History:
6 out of 42,508 
1 out of 548 
1 out of 149 
Years Active: 1985-1996
Title: Shyoichi Miyazawa: Innovator in Disk Recording Technology
Introduction
Shyoichi Miyazawa is a prominent inventor known for his contributions to disk recording technology. He is based in Yokohama, Japan, and holds a total of six patents. His work has significantly advanced the field of data processing in disk-shaped recording media.
Latest Patents
Miyazawa's latest patents include a "Disk recording apparatus with adaptive window adjusting." This invention features a signal processing unit that integrates a data separator, code decoder circuit, code encoder, and write compensation circuit into a single-chip integrated circuit. The data separator effectively extracts a synchronization clock from the reproduced code data, while the code decoder produces decoded data as output. The code encoder transforms data from a host computer into code data, and the write compensation circuit addresses peak shifts in write code data. This integrated circuit is fabricated using a Bipolar-CMOS process, combining bipolar and CMOS transistors.
Another notable patent is the "Data separator and signal processing circuit with an adjustable window." Similar to his previous invention, this patent also constructs the essential components on a one-chip integrated circuit, enhancing the efficiency of data writing and reading processes.
Career Highlights
Throughout his career, Shyoichi Miyazawa has worked with notable companies such as Hitachi, Ltd. and Tokico, Ltd. His experience in these organizations has contributed to his expertise in developing innovative technologies in the field of disk recording.
Collaborations
Miyazawa has collaborated with esteemed colleagues, including Satoshi Kawamura and Kenichi Hase. Their joint efforts have further propelled advancements in disk recording technology.
Conclusion
Shyoichi Miyazawa's innovative work in disk recording technology has made a significant impact on the industry. His patents reflect a deep understanding of signal processing and integrated circuit design, showcasing his role as a leading inventor in this field.