Lei Xie

Title: Lei Xie: Innovator in Underwater Vehicle Positioning Systems

Introduction

Lei Xie is a prominent inventor based in Hangzhou, China. He has made significant contributions to the field of underwater vehicle technology, particularly in positioning systems for unmanned underwater vehicles (UUVs). With a total of 3 patents, his work focuses on enhancing the efficiency and accuracy of underwater navigation.

Latest Patents

One of Lei Xie's latest patents is a "Cooperative positioning system and method for unmanned underwater vehicle (UUV) cluster based on ranging and information interaction." This innovative system includes a master UUV and multiple slave UUVs, which work together to improve positioning accuracy through data sharing. The method involves internal clock disciplining between UUVs and the broadcasting of cooperative positioning data packets, allowing for precise location estimation using an extended Kalman filter (EKF).

Another notable patent is the "Method for positioning underwater glider based on virtual time difference of arrival of single beacon." This method allows an underwater glider to passively receive positioning messages from a beacon, which includes vital information such as longitude, latitude, and depth. By utilizing a time difference of arrival (TDOA) algorithm, the underwater glider can determine its position while conserving energy and maintaining a degree of concealment.

Career Highlights

Lei Xie is affiliated with Zhejiang University, where he continues to advance research in underwater vehicle technologies. His work has garnered attention for its practical applications in marine exploration and environmental monitoring.

Collaborations

Lei collaborates with esteemed colleagues, including Huifang Chen and Feng Liu, who contribute to his research endeavors. Their combined expertise enhances the development of innovative solutions in the field.

Conclusion

In summary, Lei Xie's contributions to underwater vehicle positioning systems demonstrate his commitment to innovation and excellence in technology. His patents reflect a deep understanding of the challenges faced in underwater navigation and offer practical solutions for future advancements.