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:
Nov. 26, 2013
Filed:
Nov. 13, 2008
Applicant:
Pawel Pocwiardowski, Santa Barbara, CA (US);
Inventor:
Pawel Pocwiardowski, Santa Barbara, CA (US);
Assignee:
Teledyne Reson A/S, Slangerup, DK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 17/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of obtaining an acoustic echo signal by a sonar apparatus (receiver array). The method comprises measuring phases and magnitudes of at least one predetermined acoustic calibration signal received from a plurality of respective directionsby the sonar apparatus; determining a complex directional response from the measured phases and magnitudes; receiving an acoustic echo signal; compensating the received acoustic echo signal for the determined complex directional response.