Masamichi Katada

Title: The Innovations of Masamichi Katada

Introduction

Masamichi Katada is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of electronics, particularly in circuit design and laser technology. With a total of 3 patents to his name, Katada continues to push the boundaries of innovation.

Latest Patents

One of his latest inventions is the variable transconductance circuit. This circuit includes a voltage-current conversion circuit that outputs a current signal linear with an input voltage signal. It also features first and second MOS transistors that convert the current signal into a square-root compressed voltage signal. Additionally, third and fourth MOS transistors are used to convert the square-root compressed voltage signal back into a linear current signal. The transconductance is controlled by varying the bias currents at the MOS transistors. Another notable invention is the laser power control apparatus. This apparatus is designed to control the laser power of a combination drive, where first laser light is applied onto a first optical disk and second laser light onto a second optical disk, both collected by a single photodetector.

Career Highlights

Masamichi Katada is currently associated with Panasonic Corporation, a leading company in the electronics industry. His work at Panasonic has allowed him to develop innovative technologies that enhance the performance of electronic devices.

Collaborations

Throughout his career, Katada has collaborated with talented individuals such as Marie Nishinaka and Hiroyasu Morikawa. These collaborations have contributed to the advancement of his projects and the successful development of his patents.

Conclusion

Masamichi Katada's contributions to the field of electronics through his innovative patents demonstrate his expertise and commitment to advancing technology. His work continues to influence the industry and inspire future inventors.