Masaki Hogari

Title: Masaki Hogari: Innovator in Motor Driving Technology

Introduction

Masaki Hogari is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of motor driving technology, particularly through his innovative patent that enhances the efficiency of battery packs and semiconductor devices.

Latest Patents

Hogari holds a patent for a motor driving method, battery pack, and semiconductor device. This invention provides a solution for variable-controlling a bus voltage from a battery pack. The technology involves a battery pack that outputs a bus voltage to a positive voltage node while using a negative voltage node as a reference. An inverter unit is utilized to convert the bus voltage to AC voltage by switching according to a PWM signal, which drives a motor. The motor control unit generates the PWM signal and outputs a voltage instruction signal to the battery pack. This allows the battery pack to variable-control the number of cells coupled in parallel between the positive and negative voltage nodes to achieve the desired bus voltage.

Career Highlights

Masaki Hogari is currently employed at Renesas Electronics Corporation, where he continues to develop innovative technologies in the field of electronics. His work has been instrumental in advancing motor control systems and enhancing the performance of battery-operated devices.

Collaborations

Hogari has collaborated with notable colleagues, including Yasuo Usuda and Yusuke Sugawara. Their combined expertise has contributed to the successful development of advanced technologies in their field.

Conclusion

Masaki Hogari's contributions to motor driving technology and his innovative patent demonstrate his commitment to advancing the field of electronics. His work at Renesas Electronics Corporation continues to influence the industry positively.