Kyu-bum Han

Title: Kyu-bum Han: Innovator in Motor Control Technologies

Introduction

Kyu-bum Han is a notable inventor based in Hwaseong-si, South Korea. He has made significant contributions to the field of motor control technologies, holding a total of 6 patents. His work focuses on enhancing the efficiency and performance of permanent magnet synchronous motors.

Latest Patents

One of his latest patents is titled "Methods and apparatuses for controlling torques of permanent magnet synchronous motors." This invention involves a method of controlling torque by utilizing a speed-torque lookup table. The process includes receiving the current direct-current (DC) link voltage of an inverter driving the motor and the rotor's speed. It calculates a change ratio of the DC link voltage and normalizes the rotor speed based on this change. Another significant patent is "Driving method and driving circuit for power switching device." This invention describes a method for driving a power switch device by applying a first voltage to its gate electrode, followed by a drive voltage, ensuring efficient operation.

Career Highlights

Kyu-bum Han has worked with prominent organizations, including Samsung Electronics and Sungkyunkwan University. His experience in these institutions has allowed him to develop innovative solutions in motor control and power switching technologies.

Collaborations

Throughout his career, Kyu-bum Han has collaborated with talented individuals such as Hyun-Bae Kim and Jei-hoon Baek. These partnerships have contributed to the advancement of his research and inventions.

Conclusion

Kyu-bum Han is a distinguished inventor whose work in motor control technologies has led to several impactful patents. His contributions continue to influence the field and enhance the performance of electrical devices.