US 12,243,650 B2
Method and system for contact tracing using positioning in a venue
Sumit Ghosh, Calgary (CA); Vijay Ramesh, Calgary (CA); Nagesh Arunarthy, Calgary (CA); Jacques Georgy, Calgary (CA); Gennadii Berkovich, Calgary (CA); Christopher Goodall, Calgary (CA); and Takashi Nakayama, Calgary (CA)
Filed by INVENSENSE, INC., San Jose, CA (US)
Filed on Oct. 15, 2021, as Appl. No. 17/503,099.
Claims priority of provisional application 63/092,219, filed on Oct. 15, 2020.
Prior Publication US 2022/0122738 A1, Apr. 21, 2022
Int. Cl. H04W 4/029 (2018.01); G06N 5/04 (2023.01); G16H 50/50 (2018.01); H04W 4/33 (2018.01)
CPC G16H 50/50 (2018.01) [G06N 5/04 (2013.01); H04W 4/029 (2018.02); H04W 4/33 (2018.02)] 29 Claims
OG exemplary drawing
 
1. A method for establishing contact tracing for a group of users within a venue, the method comprising:
a) estimating position information in the venue for each user over a period of time based at least in part on data from a portable device associated with each user, wherein estimating position information comprises determining a position for each device of each user at a plurality of given instants;
b) establishing at least one contact parameter, wherein the at least one contact parameter is adjustable; and
c) determining contact between at least two users of the group of users during the period of time by temporally aligning the determined positions and based at least in part on the at least one contact parameter.