Company Filing History:
Years Active: 2018-2025
Title: Innovations of Xulei Liu in Keyword Detection Technology
Introduction
Xulei Liu is an accomplished inventor based in Brighton, MA (US). He has made significant contributions to the field of audio processing and keyword detection. With a total of 6 patents to his name, Liu's work has garnered attention for its innovative approaches to technology.
Latest Patents
One of Liu's latest patents is focused on a multi-layer keyword detection system. This system and method allow for temporarily disabling keyword detection to avoid the recognition of machine-generated keywords. A local device operates two keyword detectors, with the first detector capturing keywords uttered by a user through input audio data received by a microphone. The system processes the output audio data to determine if it includes the keyword and disables the first keyword detector while the output audio is played back. This innovative approach helps prevent the detection of keywords originating from the output audio, enhancing the overall user experience.
Career Highlights
Xulei Liu is currently employed at Amazon Technologies, Inc., where he continues to develop and refine his inventions. His work at Amazon has allowed him to explore new frontiers in audio technology and contribute to the company's innovative projects.
Collaborations
Liu has collaborated with notable coworkers, including Christopher Wayne Lockhart and Matthew Joseph Cole. These collaborations have fostered a creative environment that encourages the exchange of ideas and advancements in technology.
Conclusion
Xulei Liu's contributions to keyword detection technology exemplify the spirit of innovation. His patents reflect a commitment to improving user interaction with audio devices. Liu's work continues to influence the field and pave the way for future advancements.