Yasuhiro Kakitsuka

Title: Yasuhiro Kakitsuka: Innovator in Circuit Design

Introduction

Yasuhiro Kakitsuka is a notable inventor based in Fujisawa, Japan. He has made significant contributions to the field of electronics, particularly in circuit design. With a total of 2 patents to his name, Kakitsuka has developed innovative solutions that enhance the functionality of electronic devices.

Latest Patents

Kakitsuka's latest patents include a current detection circuit and a pre-pit signal generator. The current detection circuit features an N-type first transistor that supplies a first current to an output terminal. It also includes an N-type second transistor that forms a current mirror circuit with the first transistor. This circuit is designed to output a detection result indicating whether the first current exceeds a predetermined threshold. Additionally, it incorporates a ground fault detection circuit to identify faults at the output terminal. The logical circuit outputs a current detection signal to indicate if the first current is an overcurrent based on the results from the comparison and ground fault detection circuits.

The second patent, related to a recording and playback apparatus, involves a drive unit that rotates an optical recording medium. This apparatus includes a recording and playback unit that uses a light beam to perform recording and playback functions. It generates a position tracking signal based on reflected light detected by two photo detection areas, ensuring accurate tracking of the recording track.

Career Highlights

Throughout his career, Yasuhiro Kakitsuka has worked with prominent companies such as Kabushiki Kaisha Toshiba and Toshiba Electronic Devices & Storage Corporation. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.

Collaborations

Kakitsuka has collaborated with talented individuals in the field, including Toshikazu Fujii and Kazuyasu Minami. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Yasuhiro Kakitsuka is a distinguished inventor whose work in circuit design has made a lasting impact on the electronics industry. His innovative patents demonstrate his commitment to advancing technology and improving electronic devices.