Guangzhuo Li

Title: Innovations of Guangzhuo Li

Introduction

Guangzhuo Li is a notable inventor based in Hangzhou, China. He has made significant contributions to the field of electrical engineering, particularly in the development of voltage converters and power factor correction circuits. With a total of four patents to his name, his work showcases innovative solutions to common electrical challenges.

Latest Patents

One of Guangzhuo Li's latest patents is a "Voltage converter with over-current protection and over-current protection method thereof." This invention includes a current sensing circuit, an over-current comparing circuit, an isolation circuit, and a control circuit. The current sensing circuit generates a signal based on the current flowing through an inductor of the voltage converter. The over-current comparing circuit processes this signal to indicate over-current conditions, while the control circuit manages the switch of the voltage converter to prevent damage during such conditions.

Another significant patent is for a "Control circuit for a totem pole power factor correction circuit and the method thereof." This invention features a totem pole PFC circuit that operates in both Continuous Current Mode (CCM) and Discontinuous Current Mode (DCM). The control circuit intelligently manages the main switch based on the AC input current, ensuring efficient operation and improved power factor.

Career Highlights

Guangzhuo Li has worked with prominent companies in the semiconductor industry, including Chengdu Monolithic Power Systems Co., Ltd. and Hangzhou MPS Semiconductor Technology Ltd. His experience in these organizations has allowed him to refine his skills and contribute to cutting-edge technologies in power electronics.

Collaborations

Throughout his career, Guangzhuo Li has collaborated with talented individuals such as Siran Wang and Pengfei Liu. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion

Guangzhuo Li's contributions to electrical engineering through his patents reflect his dedication to innovation and problem-solving. His work continues to influence the field, showcasing the importance of advancements in voltage conversion and power factor correction.