Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Cyclically variable signal delays for acoustic echo cancellation

Cyclically variable signal delays for acoustic echo cancellation

US Patent 9787825 · Granted Oct 10, 2017

Estimated economic value: $43,908,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Microphone reference echo cancellation2025
Group beam selection and beam merging2025
Data transmission protocol2025
Voice controlled system2024
Cascaded adaptive interference cancellation algorithms2023
Parallel noise suppression2023
Selection of master device for synchronized audio2023
Detecting self-generated wake expressions2023
Detecting self-generated wake expressions2023
Voice controlled system2022
Device time synchronization by networking device2022
Beamforming using filter coefficients corresponding to virtual microphones2022