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:
Apr. 11, 2017
Filed:
Feb. 12, 2014
Applicant:
Nuance Communications, Inc., Burlington, MA (US);
Inventors:
Gerhard Uwe Schmidt, Ulm, DE;
Tobias Wolff, Ulm, DE;
Markus Buck, Biberach, DE;
Olga Gonzalez Valbuena, Palencia, ES;
Gunther Wirsching, Eischstatt, DE;
Assignee:
NUANCE COMMUNICATIONS, INC., Burlington, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 3/00 (2006.01); H04R 29/00 (2006.01); G10L 21/0272 (2013.01); G10L 21/0216 (2013.01);
U.S. Cl.
CPC ...
H04R 29/00 (2013.01); G10L 21/0272 (2013.01); H04R 3/005 (2013.01); G10L 2021/02166 (2013.01);
Abstract
Methods and apparatus for determining phase shift information between the first and second microphone signals for a sound signal, and determining an angle of incidence of the sound in relation to the first and second positions of the first and second microphones from the phase shift information of a band-limited test signal received by the first and second microphones for a frequency range of interest.