The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 27, 2021

Filed:

Dec. 23, 2019
Applicant:

Cisco Technology, Inc., San Jose, CA (US);

Inventors:

Huy Phuong Tran, Milpitas, CA (US);

Xu Zhang, Fremont, CA (US);

Santosh Ghanshyam Pandey, Fremont, CA (US);

Hugo Latapie, Long Beach, CA (US);

Abhishek Mukherji, Fremont, CA (US);

Enzo Fenoglio, Issy-les-Moulineaux, FR;

Assignee:

Cisco Technology, Inc., San Jose, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06T 7/70 (2017.01); G06K 9/46 (2006.01); G01S 5/02 (2010.01); H04W 4/33 (2018.01);
U.S. Cl.
CPC ...
G06T 7/70 (2017.01); G01S 5/0257 (2013.01); G06K 9/4647 (2013.01); H04W 4/33 (2018.02); G06T 2207/20081 (2013.01); G06T 2207/30241 (2013.01);
Abstract

In one embodiment, a service obtains spatial information regarding a physical area. The service estimates locations of a device within the physical area over time, based on wireless signals sent by the device. The service generates a set of images based on the spatial information regarding the physical area and on the estimated locations of the device within the physical area over time. The service updates an estimated location of the device by inputting the generated set of images to a machine learning model trained to minimize a location estimation error.


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