This inventor holds 4 USPTO granted patents and 6 published patent applications and 1 EPO patent. Top assignees: Chinese Research Academy of Environmental Sciences, Beijing Baidu Netcom Science Technology Co., Ltd. Active years: 2025-2026.
Company Filing History:
3 out of 12 
1 out of 477 
Years Active: 2025-2026
Title: Innovations of Nan Xu in Echo Determination Technology
Introduction
Nan Xu is a prominent inventor based in Beijing, China. He has made significant contributions to the field of audio signal processing, particularly in echo determination technology. His innovative approach has led to the development of a unique patent that addresses challenges in echo estimation.
Latest Patents
Nan Xu holds a patent titled "Method and apparatus for determining echo, and storage medium." This invention outlines a method and apparatus for determining an echo, which includes obtaining an echo estimation result by performing echo estimation on an original audio signal. The implementation solution further involves obtaining an optimization processing result through various optimization techniques, such as amplitude dimension optimization, phase dimension optimization, or time domain dimension optimization. Ultimately, the method allows for the determination of an echo of the original audio signal using the optimization processing result. He has 1 patent to his name.
Career Highlights
Nan Xu is currently employed at Beijing Baidu Netcom Science Technology Co., Ltd. His work at this leading technology company has allowed him to explore and develop innovative solutions in the realm of audio processing. His expertise and dedication to his field have positioned him as a valuable asset to his organization.
Collaborations
Nan Xu collaborates with talented individuals such as Saisai Zou and Li Chen. Their combined efforts contribute to the advancement of technology in their respective fields.
Conclusion
Nan Xu's contributions to echo determination technology exemplify the innovative spirit of modern inventors. His work not only enhances audio processing capabilities but also showcases the importance of collaboration in driving technological advancements.