Quan Jiang

Title: The Innovative Journey of Quan Jiang in Motor Control Technology

Introduction

Quan Jiang is a distinguished inventor based in Singapore, who has made substantial contributions to the field of motor control technology. With a portfolio of seven patents, his innovative approaches have influenced various mechanical and electronic applications, particularly in the design and control of motors.

Latest Patents

Among Quan Jiang's notable inventions are two groundbreaking patents. The first is a **Motor Control System and Method of Controlling a Motor**, which outlines a sophisticated method that involves applying exciting pulse-width-modulation (PWM) or continuous sinusoidal voltages to motors. This patent details the processes of measuring applied voltages and currents, calculating back electromotive force (BEMF) voltages, and adjusting exciting voltages based on these measurements and phase angle differences.

The second patent is for a **Spindle Motor for Hard Disk Drive and Method of Fabrication Thereof**. This invention describes a spindle motor featuring a base and a bearing assembly, designed to optimize performance and reliability in hard disk drives. The spindle motor incorporates a rotor hub and a stator, along with inventive fabrication methods that ensure efficient operation.

Career Highlights

Quan Jiang has built his career at prominent organizations such as Marvell International Limited and the Agency for Science, Technology and Research. His experience at these institutions has equipped him with the expertise to innovate and develop cutting-edge technologies in motor systems.

Collaborations

Throughout his career, Quan has collaborated with talented individuals such as Chao Bi and Mengjun Liu. These partnerships have facilitated the exchange of ideas and fostered a collaborative environment that promotes innovation and creativity in engineering.

Conclusion

Quan Jiang stands out as an eminent inventor whose work in motor control technology has garnered recognition. His latest patents not only reflect his innovative spirit but also contribute significantly to advancements in the field. With a track record of valuable inventions, Quan Jiang continues to pave the way for future technologies and innovations in motor systems.