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.
Patent No.:
Date of Patent:
May. 26, 2020
Filed:
Aug. 06, 2019
Applicant:
Facebook, Inc., Menlo Park, CA (US);
Inventors:
Mateusz Marek Niewczas, San Francisco, CA (US);
Fraidun Akhi, Sterling, VA (US);
Shizhe Shen, Foster City, CA (US);
Assignee:
Facebook, Inc., Menlo Park, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 5/00 (2006.01); H04B 11/00 (2006.01);
U.S. Cl.
CPC ...
H04B 11/00 (2013.01);
Abstract
In one embodiment, a method includes receiving a sonic signal from a beacon device at a mobile device, receiving a wireless signal from the beacon device at the mobile device, detecting a presence of an enclosure surrounding the beacon device by the mobile device based on a disparity between a normalized strength of the sonic signal and a normalized strength of the wireless signal, and determining whether the detected enclosure complies with installation guidelines associated with the beacon device by the mobile device.