This inventor holds 1 USPTO granted patent. Top assignee: Peking University. Active years: 2013.
Company Filing History:
Years Active: 2013
Title: Changhong He: Innovator in Fiber Optic Technology
Introduction
Changhong He is a distinguished inventor based in Beijing, China. He has made significant contributions to the field of fiber optic technology, particularly in the development of gyroscopes. His innovative work has led to the filing of a patent that addresses critical challenges in this area.
Latest Patents
Changhong He holds a patent for an "All-fiber interferometric fiber optic gyroscope for inhibiting zero drift." This invention presents a method for inhibiting zero drift in an all-fiber interferometric fiber optic gyroscope. The method involves reversing the polarity of an AC voltage applied to a PZT piezoelectric ceramic phase modulator according to a predetermined half-cycle time period. It calculates the output rotation rate of the gyroscope by making half of the difference between output rotation rates in two adjacent half-cycle time periods. This innovative approach enhances the performance and accuracy of fiber optic gyroscopes.
Career Highlights
Changhong He is affiliated with Peking University, where he continues to advance research in fiber optic technologies. His work has garnered attention for its practical applications and potential to improve navigation systems and other technologies reliant on precise rotational measurements.
Collaborations
He has collaborated with notable colleagues, including Ziyu Wang and Xinyue Wang, contributing to a dynamic research environment that fosters innovation and development in fiber optic technology.
Conclusion
Changhong He is a prominent figure in the field of fiber optic technology, with a focus on enhancing gyroscope performance through innovative methods. His contributions are paving the way for advancements in various applications that rely on precise measurements.