Yoshiaki Shibayama

Title: Yoshiaki Shibayama: Innovator in Feedback Control and Optical Communication

Introduction

Yoshiaki Shibayama is a notable inventor based in Kawasaki, Japan. He has made significant contributions to the fields of feedback control devices and optical communication technologies. With a total of 3 patents to his name, Shibayama continues to push the boundaries of innovation.

Latest Patents

One of Shibayama's latest patents is a feedback control device designed to maintain high-accuracy and stable control even when one of multiple controllers fails. This device features a master controller that generates control data for a heater, ensuring stable operation. If the master controller encounters an anomaly, a slave controller takes over using the last known good control data, thereby ensuring continuous operation.

Another significant patent is an optical communication device aimed at detecting defects in standby optical fibers. This device includes an active optical output unit that converts electrical signals into optical signals, along with a standby optical output unit. The optical router connects both units and can detect defects in the standby optical fiber based on the light levels of the signals being transmitted.

Career Highlights

Yoshiaki Shibayama is currently employed at Fujitsu Corporation, where he applies his expertise in developing advanced technologies. His work has been instrumental in enhancing the reliability and efficiency of communication systems.

Collaborations

Shibayama has collaborated with notable coworkers such as Yuichi Nagaki and Yoshihisa Funami. Their combined efforts have contributed to the successful development of innovative technologies in their respective fields.

Conclusion

Yoshiaki Shibayama is a distinguished inventor whose work in feedback control and optical communication has made a lasting impact. His innovative patents reflect his commitment to advancing technology and improving system reliability.