Inventor
SU YUWEN
US17 patents
⚠️ This page may combine multiple inventors who share the name “SU YUWEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AMAZON TECH INC
13 patentsUS9997151B1Jun 12, 2018
Multichannel acoustic echo cancellation for wireless applications
AMAZON TECH INC67 citations98
US9472203B1Oct 18, 2016
Clock synchronization for multichannel system
AMAZON TECH INC210 citations98
US10109294B1Oct 23, 2018
Adaptive echo cancellation
AMAZON TECH INC20 citations94
US9818425B1Nov 14, 2017
Parallel output paths for acoustic echo cancellation
AMAZON TECH INC36 citations94
US10904669B1Jan 26, 2021
System for presentation of audio using wearable device
AMAZON TECH INC24 citations93
US9246545B1Jan 26, 2016
Adaptive estimation of delay in audio systems
AMAZON TECH INC20 citations92
US9219456B1Dec 22, 2015
Correcting clock drift via embedded sin waves
AMAZON TECH INC10 citations83
US9172791B1Oct 27, 2015
Noise estimation algorithm for non-stationary environments
AMAZON TECH INC9 citations83
US9036816B1May 19, 2015
Frequency domain acoustic echo cancellation using filters and variable step-size updates
AMAZON TECH INC12 citations83
US9787825B1Oct 10, 2017
Cyclically variable signal delays for acoustic echo cancellation
AMAZON TECH INC4 citations73
US9820049B1Nov 14, 2017
Clock synchronization for multichannel system
AMAZON TECH INC4 citations72
US9966086B1May 8, 2018
Signal rate synchronization for remote acoustic echo cancellation
AMAZON TECH INC5 citations71
US9773510B1Sep 26, 2017
Correcting clock drift via embedded sine waves
AMAZON TECH INC1 citations51