This inventor holds 1 USPTO granted patent and 3 published patent applications. Top assignee: China Railway Engineering Services Co., Ltd.. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2026
Title: Kaifu Li: Innovator in 3D Positioning Technology
Introduction
Kaifu Li is a notable inventor based in Chengdu, China. He has made significant contributions to the field of positioning technology, particularly in the context of subway construction. His innovative approach has led to the development of a unique method that enhances the accuracy of 3D positioning in complex environments.
Latest Patents
Kaifu Li holds a patent for a "Method and system for three-dimensional positioning in subway construction site." This patent outlines a comprehensive method for establishing a 3D coordinate system corresponding to a shaft area. The process involves determining the coordinates of each UWB base station set in different layers of the shaft area. It includes ranging a positioning label through each UWB base station, filtering and discarding error data from the ranging data, and dividing the 3D coordinate system into equal cube grids. The method further selects a preset number of UWB base stations based on filtered results and determines the position record of the positioning label in each cube grid. Finally, it concludes with a voting mechanism to ascertain the final coordinate of the positioning label.
Career Highlights
Kaifu Li is currently employed at China Railway Engineering Services Co., Ltd. His work at this esteemed company has allowed him to apply his innovative ideas in real-world applications, particularly in the construction and engineering sectors. His expertise in 3D positioning technology has positioned him as a valuable asset in his field.
Collaborations
Kaifu Li has collaborated with notable colleagues, including Longguan Zhang and Ke Chen. These partnerships have fostered an environment of innovation and creativity, leading to advancements in their respective projects.
Conclusion
Kaifu Li's contributions to 3D positioning technology in subway construction exemplify the impact of innovative thinking in engineering. His patent and work at China Railway Engineering Services Co., Ltd. highlight the importance of precision in construction projects. His ongoing efforts continue to shape the future of positioning technology.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile