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. 11, 2017

Filed:

Dec. 24, 2014
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Dipanjan Chakraborty, Bangalore, IN;

Sumit Mittal, Bangalore, IN;

Parikshit Sharma, Bangalore, IN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01C 21/20 (2006.01); G01S 5/02 (2010.01); H04W 4/02 (2009.01); H04W 4/00 (2009.01);
U.S. Cl.
CPC ...
G01C 21/20 (2013.01); G01C 21/206 (2013.01); G01S 5/0289 (2013.01); H04W 4/023 (2013.01); H04W 4/008 (2013.01);
Abstract

Methods, systems, and computer program products for crowd-assisted micro-navigation are provided herein. A method includes determining a navigation route between a first user device and a second user device within a given environment; defining a virtual boundary to surround the navigation route; implementing a first set of one or more additional user devices within the given environment to (i) detect movement of the first user device outside of the virtual boundary and (ii) generate an alert upon detection of movement of the first user device outside of the virtual boundary; and implementing a second set of one or more additional user devices within the given environment to measure a wireless signal received from the first user device to enable triangulation of the location of the first user device, in response to the alert.


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