Nobuo Komura

Title: Nobuo Komura: Innovator in Motor Driving Circuits

Introduction

Nobuo Komura is a distinguished inventor based in Kyoto, Japan. He has made significant contributions to the field of motor driving circuits, holding a total of 2 patents. His innovative designs have advanced the technology used in motor control systems.

Latest Patents

Nobuo Komura's latest patents focus on sophisticated motor driving circuits. One of his inventions includes a motor driving circuit that integrates a Hall sensor to generate a Hall signal based on the rotor's position. This circuit features a Hall bias circuit, an analog amplifier, and an A/D converter to convert the Hall signal into a digital format. Additionally, it includes an amplitude control circuit to adjust the digital signal's amplitude and a control signal generating unit to drive the motor effectively. The components are designed to be monolithically integrated on a single semiconductor substrate, enhancing efficiency and performance.

Another patent involves a motor driving circuit that utilizes first and second A/D converters for analog/digital conversion of Hall signals. This design generates a differential signal that is corrected for offset and stabilized to a predetermined target value. The control signal generating unit then drives the motor based on this stabilized signal, showcasing Komura's innovative approach to motor control.

Career Highlights

Nobuo Komura is currently employed at Rohm Co., Ltd., where he continues to develop cutting-edge technologies in motor control. His work has been instrumental in advancing the capabilities of motor driving systems, making them more efficient and reliable.

Collaborations

Throughout his career, Nobuo has collaborated with notable colleagues such as Tatsuro Shimizu and Hiroyuki Ishii. These collaborations have fostered a creative environment that encourages innovation and the development of new technologies.

Conclusion

Nobuo Komura's contributions to motor driving circuits exemplify his commitment to innovation and excellence in engineering. His patents reflect a deep understanding of technology and its applications in modern motor control systems.