Inventor
ZHANG XIANXIAN
CN19 patents
⚠️ This page may combine multiple inventors who share the name “ZHANG XIANXIAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AMAZON TECH INC
6 patentsUS10622009B1Apr 14, 2020
Methods for detecting double-talk
AMAZON TECH INC123 citations98
US9973849B1May 15, 2018
Signal quality beam selection
AMAZON TECH INC185 citations95
US10622004B1Apr 14, 2020
Acoustic echo cancellation using loudspeaker position
AMAZON TECH INC22 citations94
US10937441B1Mar 2, 2021
Beam level based adaptive target selection
AMAZON TECH INC9 citations86
US11404073B1Aug 2, 2022
Methods for detecting double-talk
AMAZON TECH INC19 citations85
US11205437B1Dec 21, 2021
Acoustic echo cancellation control
AMAZON TECH INC8 citations84
ZHANG XIANXIAN
3 patentsUS9330675B2May 3, 2016
Method and apparatus for wind noise detection and suppression using multiple microphones
ZHANG XIANXIAN6 citations82
US8874441B2Oct 28, 2014
Noise suppression using multiple sensors of a communication device
ZHANG XIANXIAN4 citations70
US8751220B2Jun 10, 2014
Multiple microphone based low complexity pitch detector
ZHANG XIANXIAN2 citations55
TENCENT TECH SHENZHEN CO LTD
3 patentsUS10742574B2Aug 11, 2020
Method and device for implementing instant communication
TENCENT TECH SHENZHEN CO LTD0 citations48
US9832144B2Nov 28, 2017
Method and device for implementing instant communication
TENCENT TECH SHENZHEN CO LTD1 citations48
US9769096B2Sep 19, 2017
Method, apparatus, system and computer readable storage medium of adding instant message contact
TENCENT TECH SHENZHEN CO LTD0 citations38