Inventor

LIU YUZONG

US3 patents

Patents

3 patents

US11069353B1Jul 20, 2021

Multilingual wakeword detection

AMAZON TECH INC61 citations95

US10923111B1Feb 16, 2021

Speech detection and speech recognition

AMAZON TECH INC49 citations91

US11996097B2May 28, 2024

Multilingual wakeword detection

AMAZON TECH INC2 citations70