公开(公告)号：US11686804B2

公开(公告)日：2023-06-27

申请号：US17216146

申请日：2021-03-29

Applicant: InvenSense, Inc.

Inventor： Richard J. Przybyla ,  Sebastien Riccardi ,  Benoît Lachal

IPC: G01S3/808 ,  G01S5/30 ,  G01S15/87

CPC classification number: G01S3/808 ,  G01S5/30 ,  G01S15/876

Abstract: A method, system and computer readable medium for Ultrasound contact tracing comprising receiving one or more advertise messages determining a base station from the one or more advertise messages wherein the base station generates a broadcast order from at least the one or more advertise messages. A broadcast order is determined and an ultrasound message is sent according to the broadcast order. A detection period for ultrasound messages is initiated according to the broadcast order and a user may be notified of a detected ultrasound message.