So Hee Han

Title: So Hee Han: Innovator in Sensorless Control Technology

Introduction

So Hee Han is a prominent inventor based in Seoul, South Korea. She has made significant contributions to the field of control apparatuses, particularly in sensorless technology. Her innovative work has led to the development of a unique patent that enhances the efficiency of electric motors.

Latest Patents

So Hee Han holds a patent for a "Sensorless control apparatus and control methods thereof." This invention includes a speed command unit that outputs a speed command to an electric motor. It features a current detector unit that detects the electric current flowing through the motor when voltage is supplied according to the speed command. Additionally, a rotor angle calculation unit calculates the magnetic flux of the rotor based on the detected electric current and voltage. This unit also determines the rotor's angle from the calculated magnetic flux. Furthermore, an out-of-step sensing unit is included to sense any out-of-step conditions of the rotor by comparing the calculated angle with an estimated angle based on a sensorless control algorithm. So Hee Han has 1 patent to her name.

Career Highlights

So Hee Han is currently employed at Samsung Electronics Co., Ltd., a leading technology company known for its innovative products and solutions. Her role at Samsung has allowed her to work on cutting-edge technologies that have a significant impact on the industry.

Collaborations

Throughout her career, So Hee Han has collaborated with notable colleagues, including Oh H Kwon and Young Doo Yoon. These collaborations have fostered an environment of innovation and creativity, contributing to the advancement of sensorless control technologies.

Conclusion

So Hee Han is a remarkable inventor whose work in sensorless control technology has the potential to revolutionize electric motor applications. Her contributions to the field are noteworthy, and her patent reflects her dedication to innovation.