Hau-Jean Hsu

Title: The Innovations of Hau-Jean Hsu

Introduction

Hau-Jean Hsu is a notable inventor based in Tainan, Taiwan. He has made significant contributions to the field of electrical engineering, particularly in the development of active filter technologies. His innovative approach has led to the creation of a patented technology that enhances power factor correction in electrical systems.

Latest Patents

Hau-Jean Hsu holds a patent for a "Constant-frequency active filter controlled by a peak current control mode." This invention comprises a voltage step-up unit and a power factor corrector. The power factor corrector includes a voltage control loop and a current control loop. The voltage step-up unit is designed to adjust the waveform of an input current to a sine waveform. The voltage control loop utilizes a microprocessor to provide a current command that aligns with the input voltage phase, which is then sent to a PWM controller in the current control loop. The current control loop generates a sensing current from the input current, allowing the PWM controller to synchronize the input voltage and current phases, thereby achieving a high power factor.

Career Highlights

Hau-Jean Hsu is currently associated with Phoenixtec Power Co., Ltd., where he continues to innovate and develop advanced power solutions. His work focuses on improving energy efficiency and enhancing the performance of electrical systems through innovative filtering techniques.

Conclusion

Hau-Jean Hsu's contributions to the field of electrical engineering, particularly through his patented technology, demonstrate his commitment to innovation and excellence. His work not only advances the technology but also contributes to more efficient energy use in various applications.