Location History:
- Kawasaki, JP (2005 - 2007)
- Kanagawa, JP (2012 - 2014)
Company Filing History:
3 out of 39,237 
2 out of 42 
Years Active: 2005-2014
Title: Akihisa Kawaguchi: Innovator in Transmission Systems
Introduction
Akihisa Kawaguchi is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of transmission systems, holding a total of four patents. His work focuses on enhancing the efficiency and reliability of optical transmission technologies.
Latest Patents
Kawaguchi's latest patents include a transmission system and a method for correcting the tilt of the transmission system. This invention features a transmission apparatus that outputs an ASE light from a transmission light amplifier. It also includes a reception apparatus equipped with a tilt detection unit that detects the optical strength levels of at least two probe lights with different wavelengths from the received ASE light. The reception light amplifier performs a first-order tilt correction on the light to be output in a linear manner, reducing the difference in optical strength levels detected by the tilt detection unit.
Another significant patent is an integrated transmission apparatus that includes multiple optical supervisory channel (OSC) processing units. These units process OSC signals contained in a wavelength division multiplexing (WDM) signal received from a WDM network. The apparatus features a switching unit that performs path control of synchronous digital hierarchy (SDH) frames, ensuring efficient transmission and management of data.
Career Highlights
Throughout his career, Akihisa Kawaguchi has worked with prominent companies such as Fujitsu Corporation and Fujitsu Telecom Networks Limited. His experience in these organizations has allowed him to develop and refine his innovative ideas in optical transmission technology.
Collaborations
Kawaguchi has collaborated with notable colleagues, including Kazuhiro Minamimoto and Tomoyuki Suzuki. Their combined expertise has contributed to advancements in the field of transmission systems.
Conclusion
Akihisa Kawaguchi's contributions to transmission systems through his patents and collaborations highlight his role as an influential inventor in the optical technology sector. His work continues to impact the efficiency and reliability of data transmission systems.