Ryuichi Ogawa

Title: Ryuichi Ogawa: Innovator in Integrated Circuit Technologies

Introduction

Ryuichi Ogawa is a notable inventor hailing from Ichihara, Japan. With an impressive portfolio of four patents, he has significantly contributed to the field of integrated circuit technologies. His innovations focus on enhancing the capabilities and security of microcomputers and IC cards.

Latest Patents

Ryuichi Ogawa's latest patents exhibit his expertise in advanced technologies. One of his notable inventions is an "IC card with built-in coprocessor for auxiliary arithmetic and control method thereof." This invention incorporates a coprocessor that works alongside a main arithmetic processing unit, featuring an interval timer that outputs an interrupt request signal upon the lapse of a set time that is shorter than the frame waiting time. The control mechanism effectively suspends the clock supply to the coprocessor as needed, thus optimizing its operation based on external commands.

Another significant invention is a "1-chip microcomputer having controlled access to a memory and IC card using the 1-chip microcomputer." This design includes a monitor flag and access permission address range setting register, establishing a secure environment by controlling access to nonvolatile memory based on specific conditions.

Career Highlights

Throughout his career, Ryuichi Ogawa has collaborated with prestigious companies, including Sharp Corporation and Nippon Telegraph and Telephone Corporation. These opportunities have allowed him to leverage his innovative ideas and apply them in real-world applications, contributing to advancements in technology.

Collaborations

Ryuichi Ogawa has worked alongside skilled colleagues such as Masaki Wakabayashi and Kazuhiro Yaegawa. Their collaborative efforts have no doubt enriched the innovative processes and outcomes in their field.

Conclusion

Ryuichi Ogawa stands out as a significant figure in the realm of integrated circuit innovation. With his valuable patents and collaborative spirit, he continues to impact the technological landscape positively. His dedication to enhancing the functionality and security of microcomputers positions him as a noteworthy inventor for the future.