Company Filing History:
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1 out of 22 Years Active: 2025
Title: Guixi Sun: Innovator in Inverter Technology
Introduction
Guixi Sun is a notable inventor based in Shanghai, China. He has made significant contributions to the field of inverter technology, particularly in the area of thermal protection for electronic components. His innovative approach has led to the development of a unique patent that addresses critical challenges in managing temperature in power electronics.
Latest Patents
Guixi Sun holds a patent for an "Inverter and method to measure junction temperature for thermal protection." This invention involves a three-phase load powered by a sinusoidal pulse width modulation (SPWM) driven inverter with a single shunt topology. During operation, the drain-to-source resistances of transistors in each branch of the inverter are determined. The invention utilizes interpolation on assumed drain-to-source resistances for different temperatures to create a non-linear model. This model is essential for estimating the temperature values of the transistors, allowing for adjustments in the inverter's driving to optimize power delivery without exceeding a specified drain current threshold. Additionally, the inverter can cease operation if a transistor's temperature surpasses the threshold, ensuring effective thermal management.
Career Highlights
Guixi Sun has worked with prominent companies in the electronics sector, including STMicroelectronics (Shenzhen) R&D Co. Ltd. and STMicroelectronics (China) Investment Co. Ltd. His experience in these organizations has contributed to his expertise in developing advanced technologies in power electronics.
Collaborations
Guixi Sun has collaborated with notable professionals in his field, including Dino Costanzo and Yan Zhang. These partnerships have facilitated the exchange of ideas and innovations, further enhancing the impact of his work.
Conclusion
Guixi Sun's contributions to inverter technology and thermal protection demonstrate his commitment to innovation in the electronics industry. His patent reflects a significant advancement in managing temperature in power electronics, showcasing his expertise and dedication to improving electronic systems.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.