Haijun Zhou

Title: **Innovative Advances by Haijun Zhou in Power Supply Technology**

Introduction

Haijun Zhou, an accomplished inventor based in Wuxi, China, has made significant contributions to the field of power supply technology. With two patents to his name, Zhou has showcased his expertise in designing circuits that enhance the efficiency and control of switch mode power supply converters.

Latest Patents

Zhou's latest patents demonstrate his innovative capabilities. The first patent is a **power supply control circuit for a switch mode power supply converter** and a corresponding **power supply control method using the same**. This invention features a control circuit that integrates an auxiliary boosting unit, a main control unit, and an auxiliary winding unit. The main control unit effectively manages the power switch in a power stage circuit, providing power to the auxiliary boosting unit, which adjusts its average switching frequency based on the load state.

The second patent comprises a **circuit for controlling switching power supply by current limiting and magnetic field detection**, along with a **method for controlling a switching power supply using this circuit**. It includes an external magnetic field direct detection unit utilizing a Hall device, enabling real-time adjustments to the switching power supply system based on the intensity of the magnetic field detected at the chip level.

Career Highlights

Haijun Zhou is currently associated with **Wuxi Chipown Microelectronics Co., Ltd.**, where he applies his technical skills to develop innovative solutions in microelectronics. His achievements exemplify his dedication to improving power supply systems, making a profound impact on the industry's technological advancements.

Collaborations

Throughout his career, Zhou has had the opportunity to collaborate with talented professionals, including coworkers Ping Tao and Haisong Li. These partnerships have fostered a creative environment that enhances innovation, allowing for the exchange of ideas and expertise essential for groundbreaking advancements.

Conclusion

Haijun Zhou's inventive work in the realm of power supply technology exemplifies the power of innovation in addressing challenges in modern electronics. His contributions, documented in his patents, reflect a commitment to enhancing the efficiency and efficacy of electrical systems. With ongoing collaboration and exploration, Zhou continues to pave the way for future innovations in the field.