Detecting an audio signal with a microphone to determine presence of a playback device | Patent Publication Number 20220066008

US 20220066008 A1
Patent NumberUS 11988784 B2
Application Number17460708
Filled DateAug 30, 2021
Priority DateAug 31, 2020
Publication DateMar 3, 2022
Original AssigneeSonos
Current AssigneeSonos
Inventor/ApplicantsJake Harwood
Daniel Jones
Henry Sia
Richard Bannon
Jonathan Herbst
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