Toshihiro Kamei

Title: Innovations of Toshihiro Kamei

Introduction

Toshihiro Kamei is a notable inventor based in Ibaraki, Japan. He has made significant contributions to the field of electro-optical devices, holding a total of six patents. His work focuses on the development of advanced optical semiconductor technologies.

Latest Patents

One of his latest patents is an electro-optical modulator. This device includes a substrate and an optical waveguide formed of a silicon-containing i-type amorphous semiconductor on the substrate. It also features a silicon-containing p-type semiconductor layer and a silicon-containing n-type semiconductor layer arranged apart from each other, with the silicon-containing optical waveguide interposed between them. This configuration allows for the formation of optical waveguides that enhance the functionality of the device.

Another significant patent is for an optical semiconductor device. This device comprises a first optical waveguide made of a silicon-containing amorphous semiconductor layer and a second optical waveguide containing a silicon-containing i-type semiconductor layer. These waveguides are disposed in different layers, allowing for optical interaction. The electro-optical modulator, which has a pin junction structure, is integrated into the second optical waveguide, enabling modulation of light waves propagated through the first optical waveguide.

Career Highlights

Toshihiro Kamei has worked with prestigious organizations such as the National Institute of Advanced Industrial Science and Technology and the Photonics Electronics Technology Research Association. His experience in these institutions has contributed to his expertise in the field of optical technologies.

Collaborations

He has collaborated with notable colleagues, including Youichi Sakakibara and Ryohei Takei. Their joint efforts have further advanced the research and development of optical semiconductor devices.

Conclusion

Toshihiro Kamei's innovative work in electro-optical devices has made a significant impact in the field of semiconductor technology. His patents reflect his dedication to advancing optical technologies, and his collaborations have fostered further innovation.