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:
Dec. 29, 2015
Filed:
Mar. 15, 2013
Emc Corporation, Hopkinton, MA (US);
Yedidya Dotan, Newton, MA (US);
Lawrence N. Friedman, Arlington, MA (US);
Karl Kowalski, Arlington, MA (US);
Piers Bowness, Boxborough, MA (US);
EMC Corporation, Hopkinton, MA (US);
Abstract
A method performed by a client access device includes (1) receiving, at the client access device, a signal from a client authorizing device, the signal including an environmental detection instruction, the environmental detection instruction instructing the client access device to detect an aspect of a local environment, (2) detecting, at the client access device, the aspect of the environment indicated by the environmental detection instruction to yield a first environmental detection result, (3) sending the first environmental detection result from the client access device to a remote server, and (4) in response to sending the environmental detection result to the remote server, receiving a proximity signal from the remote server indicating whether or not proximity between the client access device and the client authorizing device has been established by comparing the first environmental detection result to a second environmental detection result sent from the client authorizing device to the server.