Toshiharu Hirose

Title: Innovations of Toshiharu Hirose

Introduction

Toshiharu Hirose is a notable inventor based in Fukuoka, Japan. He has made significant contributions to the field of transmission technology, holding 2 patents that showcase his innovative approach to data transmission and optical devices.

Latest Patents

Hirose's latest patents include a "Transmission apparatus and clock regeneration method." This invention is designed to extract reception data and a first clock from a received signal, transmitting the reception data based on a second clock synchronized with the first clock. The apparatus features a detector that identifies the frequency difference between the two clocks, a selector that chooses parallel data based on this frequency difference, and a converter that transforms the selected parallel data into serial data for the second clock.

Another significant patent is the "Optical transmission device and OPU frame generation method." This device includes a serializer and deserializer that convert an input client signal into parallel data at a sampling rate of k times the rate of the input client signal. It also has a frame generation section that creates an optical channel payload unit (OPU) frame from the client signal, along with a stuff control section that performs a stuff operation to map the client signal into the OPU frame.

Career Highlights

Toshiharu Hirose is currently employed at Fujitsu Corporation, where he continues to develop innovative technologies in the field of data transmission. His work has been instrumental in advancing the capabilities of optical transmission devices.

Collaborations

Hirose collaborates with esteemed colleagues such as Haruhisa Fukano and Kenichi Ohyama, contributing to a dynamic and innovative work environment.

Conclusion

Toshiharu Hirose's contributions to transmission technology and optical devices highlight his role as a leading inventor in his field. His patents reflect a commitment to innovation and excellence in technology.