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:
Sep. 29, 2015
Filed:
Jan. 11, 2013
Katherine Isbister, Brooklyn, NY (US);
Nasir Memon, Brooklyn, NY (US);
Napa Sae-bae, Brooklyn, NY (US);
Katherine Isbister, Brooklyn, NY (US);
Nasir Memon, Brooklyn, NY (US);
Napa Sae-Bae, Brooklyn, NY (US);
Polytechnic Institute of New York University, Brooklyn, NY (US);
Abstract
The problem of obtaining a multi-touch input sequence for use in user authentication is solved by determining, at a plurality of time instances, a mapping from an unordered set of at least four touch points to a an ordered set of at least four fingertips, wherein for at least one of the plurality of time instances, the mapping from the unordered set of at least four touch points to the ordered set of at least four fingertips is subject to a constraint that the ordered set of at least four touch points defines a simple polygon.