Fuling Liu

Title: The Innovator Behind Acoustic Echo Cancellation - Fuling Liu

Introduction

Fuling Liu, a prominent inventor based in San Jose, California, has made significant contributions to the field of audio technology. With a total of five patents to his name, Liu has focused on innovations that enhance audio and video conferencing experiences, particularly in the detection of active speakers.

Latest Patents

One of his notable patents is titled "Acoustic echo cancellation based sub band domain active speaker detection for audio and video conferencing applications." This invention presents systems, methods, and devices designed to effectively detect an active speaker during two-way conferences. The process involves analyzing real-time audio across multiple sub-band domains in accordance with an echo canceller model. From this analysis, various audio metrics are derived from the output of an acoustic echo cancellation linear filter. These metrics are then weighted according to priority, enabling a determination of speaker status through an active speaker detection model. Additionally, for messages identified as being spoken by an active speaker, residual echo or noise is removed from the real-time audio, thus enhancing clarity and communication quality.

Career Highlights

Fuling Liu has built a notable career with valuable experience at leading technology companies. He has worked for Cisco Technology, Inc. and Cisco Systems Inc., where his expertise has contributed to pioneering advancements in telecommunications and audio technology.

Collaborations

Throughout his career, Liu has collaborated with talented professionals such as Wei Li and Eric Chen. These partnerships have likely enriched his inventive processes and have led to successful innovations in their shared fields.

Conclusion

Fuling Liu stands out as an influential inventor in the realm of audio technologies. His dedication to innovation is evident through his patents and professional collaborations. As audio and video conferencing continue to evolve, contributions from inventors like Liu play a crucial role in shaping the future of communication.