Yasunori Sakisaka

Title: Yasunori Sakisaka: Innovator in Directional Couplers

Introduction

Yasunori Sakisaka is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of telecommunications through his innovative designs and patents. With a total of 9 patents to his name, Sakisaka continues to push the boundaries of technology.

Latest Patents

One of Sakisaka's latest inventions is a directional coupler that features a first to a fourth port. This coupler includes a main line connecting the first port and the second port, along with a first and a second subline section that are electromagnetically coupled to the main line. A phase shifter is also integrated into the design, which outputs a signal that is phase-delayed relative to an input signal. The phase delay amount increases with the frequency of the input signal, showcasing the coupler's advanced capabilities. Another directional coupler he developed includes a main line connecting a first port and a second port, with multiple subline sections and matching sections that enhance its performance. This design incorporates a stack of dielectric and conductor layers, demonstrating Sakisaka's expertise in creating efficient and effective telecommunications components.

Career Highlights

Sakisaka is currently employed at TDK Corporation, where he applies his skills and knowledge to develop cutting-edge technologies. His work has been instrumental in advancing the field of directional couplers, making significant impacts on telecommunications.

Collaborations

Sakisaka has collaborated with notable coworkers, including Noriaki Ootsuka and Takeshi Kijima. Their combined efforts have contributed to the success of various projects and innovations within the company.

Conclusion

Yasunori Sakisaka is a distinguished inventor whose work in directional couplers has greatly influenced telecommunications technology. His innovative designs and collaborative spirit continue to inspire advancements in the field.