FenHuan Li

Title: FenHuan Li: Innovator in Echo Cancellation Technology

Introduction

FenHuan Li is a notable inventor based in Zhuhai, China. He has made significant contributions to the field of electronic devices, particularly in methods for reducing residual echo. His innovative approach has the potential to enhance voice communication technologies.

Latest Patents

FenHuan Li holds a patent titled "Method for reducing residual echo and electronic device using the same." This patent discloses a method that includes performing an echo cancellation process on a voice input signal according to an echo reference signal to obtain an echo cancellation signal. The process involves performing a Fast Fourier Transform (FFT) on the echo reference signal to obtain a reference spectrum signal for each frame. Additionally, it includes filtering the speech spectrum signal of the current frame by a Wiener filter coefficient determined by the a priori signal-to-noise ratio of the current frame to obtain a target spectrum signal.

Career Highlights

FenHuan Li is currently employed at Ali Corporation, where he continues to develop innovative technologies. His work focuses on improving voice communication systems through advanced echo cancellation techniques. His contributions have been recognized within the industry, showcasing his expertise in electronic device innovation.

Collaborations

FenHuan Li collaborates with YueYong Chen, a fellow innovator in the field. Their partnership enhances the development of cutting-edge technologies in echo cancellation and voice processing.

Conclusion

FenHuan Li's work in echo cancellation technology exemplifies the impact of innovation in electronic devices. His patent and ongoing contributions at Ali Corporation highlight his role as a key figure in advancing voice communication technologies.