Junjie Zhu

Title: Innovations of Junjie Zhu in Pulse Width Modulation

Introduction

Junjie Zhu is a notable inventor based in Wuhan, China. He has made significant contributions to the field of pulse width modulation through his innovative methods. His work focuses on enhancing the efficiency and effectiveness of carrier wave modulation techniques.

Latest Patents

Junjie Zhu holds a patent for a "Multi-frequency uniformization carrier wave slope random distribution pulse width modulation method." This method involves selecting a required random carrier wave sequence and a modulating wave, generating a switch device drive signal for pulse width modulation. It also determines a multiple of an equivalent carrier frequency and selects a main circuit topology. The method aims to improve the frequency domain distribution bandwidth of a harmonic wave without altering the mean and variance of the random carrier wave sequence. This innovation realizes uniform distribution of carrier waves and multiple harmonic peaks near a doubled frequency of the carrier waves in a wider frequency domain.

Career Highlights

Junjie Zhu is affiliated with the Naval University of Engineering, where he applies his expertise in engineering and technology. His work at the university has allowed him to explore various aspects of electrical engineering and contribute to advancements in the field.

Collaborations

Junjie Zhu collaborates with colleagues such as Jie Xu and Ziling Nie, who share his passion for innovation and research. Their teamwork fosters a creative environment that encourages the development of new ideas and technologies.

Conclusion

Junjie Zhu's contributions to pulse width modulation represent a significant advancement in the field of electrical engineering. His innovative methods and collaborative efforts continue to inspire future research and development.