Yuki Yanagihara

Title: Yuki Yanagihara: Innovator in PLL Circuit Technology

Introduction

Yuki Yanagihara is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of electronics, particularly in the development of phase-locked loop (PLL) circuits. With a total of 4 patents to his name, Yanagihara continues to push the boundaries of innovation in his field.

Latest Patents

Yanagihara's latest patents focus on advanced PLL circuit designs. One of his notable inventions involves a phase-frequency comparator that compares a reference signal with an output signal from a variable frequency divider. This invention outputs an up signal of frequency and a down signal of frequency based on the comparison results. An AND circuit performs an operation between these signals, resulting in a retiming signal, CLKretime. Additionally, a flip-flop circuit holds the output signal from a frequency control circuit, ensuring precise timing. Another patent features a lock detector that identifies an unlocked state from the output of a phase frequency comparator, enhancing the reliability of PLL circuits.

Career Highlights

Yuki Yanagihara is currently employed at Mitsubishi Electric Corporation, where he applies his expertise in electronics to develop cutting-edge technologies. His work has garnered attention for its innovative approach to circuit design and functionality.

Collaborations

Throughout his career, Yanagihara has collaborated with talented individuals such as Koji Tsutsumi and Mitsuhiro Shimozawa. These partnerships have contributed to the advancement of technology in their respective fields.

Conclusion

Yuki Yanagihara stands out as a key figure in the realm of electronics, particularly in PLL circuit technology. His innovative patents and contributions to Mitsubishi Electric Corporation highlight his commitment to advancing the field.