Wei Seng Chew

Title: Wei Seng Chew: Innovator in Motor Technology

Introduction

Wei Seng Chew is a notable inventor based in Singapore, SG. He has made significant contributions to the field of motor technology, holding 2 patents that showcase his innovative approach to engineering challenges.

Latest Patents

One of his latest patents is titled "Enhanced inductive sense using mutual inductance." This invention involves methods and apparatus for determining rotor position in a motor that includes rotor and stator windings. The method consists of measuring inductive sense values for each pair of stator windings by performing an inductive sense routine on the motor. It also includes measuring stator winding voltage values induced by mutual inductance between windings and determining the rotor position based on these values.

Another significant patent is "Back EMF detection in a brushless DC motor using a virtual center tap circuit." This invention describes a differential circuit where a first input is coupled to a coil tap for a first phase of a multi-phase brushless DC motor. The circuit generates a back EMF signal by comparing the voltage at the coil tap for the first phase to the voltage at a virtual center tap.

Career Highlights

Wei Seng Chew is currently employed at STMicroelectronics Asia Pacific Pte Limited, where he continues to develop innovative solutions in motor technology. His work has been instrumental in advancing the capabilities of brushless DC motors.

Collaborations

Throughout his career, Wei Seng has collaborated with talented individuals, including Kaufik Linggajaya and Wei Xiong, who contribute to the innovative environment at STMicroelectronics.

Conclusion

Wei Seng Chew's contributions to motor technology through his patents reflect his dedication to innovation and engineering excellence. His work continues to influence the field and inspire future advancements.