Company Filing History:
13 out of 724 
1 out of 1 
1 out of 4 
Years Active: 2007-2022
Title: Innovations of Tao Duan in Communication Technologies
Introduction
Tao Duan is a prominent inventor based in Beijing, China, known for his significant contributions to the field of communications. With a total of 16 patents to his name, he has developed innovative methods and apparatuses that enhance the accuracy and effectiveness of communication systems.
Latest Patents
Among his latest patents is the "Hybrid beam forming architecture-based calibration compensation method and apparatus." This invention focuses on improving calibration compensation in communication systems. The method involves a base station determining a preset calibration weight vector matrix and a calibration signal matrix, followed by the transmission of calibration signals through analog channels. The process calculates a transmission channel error matrix and performs error compensation based on the identified errors.
Another notable patent is the "Method and apparatus for calibrating antenna." This invention outlines a procedure for updating a receiving channel beam weight matrix using calibration signals from a reference beam direction. It emphasizes the importance of initial receiving channel calibration and updating beam weight vectors for various beam direction regions.
Career Highlights
Tao Duan has worked with notable companies in the telecommunications sector, including Datang Mobile Communications Equipment Co., Ltd. and Da Tang Mobile Communication Co., Ltd. His experience in these organizations has allowed him to apply his innovative ideas in practical settings, contributing to advancements in communication technologies.
Collaborations
Throughout his career, Tao has collaborated with esteemed colleagues such as Jun Xiong and Shihua Wang. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and the development of cutting-edge technologies.
Conclusion
Tao Duan's work in the field of communications exemplifies the impact of innovation on technology. His patents reflect a commitment to enhancing communication systems, making significant strides in calibration methods and antenna technology. His contributions continue to influence the industry and pave the way for future advancements.