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:
Mar. 19, 2019

Filed:

Feb. 03, 2017
Applicant:

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

Inventors:

Serena Girardini, Rome, IT;

Andrea Ianni, Giulianova, IT;

Marco Imperia, Rome, IT;

Valeria Perticará, Rome, IT;

Roberto Piras, Rome, IT;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61H 3/00 (2006.01); H04W 4/02 (2018.01); G01C 21/34 (2006.01); G01C 21/36 (2006.01); H04M 1/725 (2006.01);
U.S. Cl.
CPC ...
A61H 3/00 (2013.01); G01C 21/3407 (2013.01); G01C 21/362 (2013.01); G01C 21/3614 (2013.01); G01C 21/3641 (2013.01); G01C 21/3661 (2013.01); G01C 21/3676 (2013.01); G01C 21/3694 (2013.01); H04M 1/72588 (2013.01); H04W 4/025 (2013.01);
Abstract

Method, system, and computer program product for providing turn-by-turn directions to mobility impaired individuals. Movement of users associated with certain mobility classes are tracked to determine when the users deviate from certain geographical features, such as sections of sidewalk. In the event of a deviation, a reliability score for that geographical feature is decreased. When another user of the same mobility class requests directions and a candidate path uses the same geographical feature, the decreased reliability score is applied to that candidate path to provide the other user with an indication that the path may be difficult to traverse. The user may select a different candidate path with a higher reliability score.


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