Kohhei Sasamura

Title: Kohhei Sasamura: Innovator in Magnetic Recording Technology

Introduction

Kohhei Sasamura is a notable inventor based in Sagamihara, Japan. He has made significant contributions to the field of magnetic recording technology, holding 2 patents that showcase his innovative approach to circuit arrangements and magnetic reproducing systems.

Latest Patents

Sasamura's latest patents include a circuit arrangement for magnetic recording apparatus and a magnetic reproducing system for digital signals. The first patent describes a circuit arrangement that utilizes a resistor network to ensure that each operational amplifier associated with a multi-track head functions as a constant-current circuit. This design effectively prevents undesirable influences due to crosstalk, thereby enhancing the quality of audio signal reproduction and reducing bit error rates in digital recordings. The second patent outlines a magnetic reproducing system that detects signal levels from a magnetic recording medium to reproduce a desired two-valued code digital signal. This system includes a magnetic head, an equalizer for wave-equalization, and a signal detection circuit that produces a two-valued detection signal.

Career Highlights

Kohhei Sasamura is currently employed at the Victor Company of Japan, Limited, where he continues to develop innovative technologies in the field of magnetic recording. His work has had a lasting impact on the industry, particularly in enhancing the quality and reliability of digital signal reproduction.

Collaborations

Sasamura has collaborated with notable colleagues such as Masaru Moriyama and Takaro Mori, contributing to advancements in their shared field of expertise.

Conclusion

Kohhei Sasamura's contributions to magnetic recording technology through his patents and work at the Victor Company of Japan, Limited, highlight his role as an influential inventor. His innovative designs continue to shape the future of digital signal processing and reproduction.