Toshihiro Otani

Title: Innovations of Toshihiro Otani

Introduction

Toshihiro Otani is a prominent inventor based in Sapporo, Japan. He has made significant contributions to the field of optical transmission systems and optical modulation technologies. With a total of 6 patents to his name, Otani continues to push the boundaries of innovation in his field.

Latest Patents

One of his latest patents is an optical transmission system that corrects noise light due to Raman amplification. This system allows for the amplification of a main signal light while effectively managing the noise light produced during the process. The design includes a cutoff section, a control section, a monitor section, and a processing section, all working together to ensure high accuracy in correcting the noise light.

Another notable patent is an optical modulator designed to modulate light emitted from a signal light source. This device features a substrate with electro-optic effects, a Mach-Zehnder type optical waveguide, and a control mechanism that stabilizes the optical modulation process. The integration of a photo-detector and a signal controlling circuit enhances the performance of the optical modulator, ensuring a stable operation.

Career Highlights

Toshihiro Otani is currently employed at Fujitsu Corporation, where he applies his expertise in optical technologies. His work has been instrumental in advancing the capabilities of optical communication systems.

Collaborations

Otani has collaborated with notable colleagues such as Yoshinobu Kubota and Yasuhiro Omori. Their combined efforts have contributed to the development of innovative solutions in the field of optical technology.

Conclusion

Toshihiro Otani's contributions to optical transmission and modulation technologies highlight his role as a leading inventor in Japan. His innovative patents reflect a commitment to enhancing the efficiency and effectiveness of optical systems.