Company Filing History:
Years Active: 2006
Title: The Innovations of Yoshinori Yamada
Introduction
Yoshinori Yamada is a prominent inventor based in Fujisawa, Japan. He is known for his contributions to optical communication technology. With a focus on enhancing digital signal transmission, Yamada has made significant strides in the field.
Latest Patents
Yamada holds a patent for a transponder and wavelength division-multiplexing optical transmission equipment. This invention involves a wavelength converter and a wavelength division-multiplexing optical communication apparatus that automatically generates clock signals of a specified frequency. These clock signals match the send/receive digital signals and regenerate timing for the digital signals. The wavelength converter includes optical/electrical signal converters that transform input optical signals into electric digital signals. It also features clock generator circuits that identify the transmission mode for digital signals and generate phase-synchronized clocks. Additionally, timing regeneration circuits regenerate clock timing for the digital signals based on the phase-synchronized clocks. Finally, electric/optical converters convert the digital signals back into optical signals of a specified wavelength. Yamada's innovative work has led to advancements in the efficiency and reliability of optical communication systems.
Career Highlights
Yoshinori Yamada is associated with Hitachi, Ltd., a leading company in technology and innovation. His work at Hitachi has allowed him to collaborate with other talented professionals in the field.
Collaborations
Some of Yamada's notable coworkers include Shinji Sakano and Ryuji Ishii. Their combined expertise contributes to the development of cutting-edge technologies in optical communications.
Conclusion
Yoshinori Yamada's contributions to the field of optical communication through his innovative patents and collaborations highlight his importance as an inventor. His work continues to influence advancements in technology and communication systems.