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:
Jul. 09, 2019
Filed:
Dec. 21, 2017
Applicant:
Harman International Industries, Incorporated, Stamford, CT (US);
Inventors:
Douglas J. Button, Simi Valley, CA (US);
Russell H. Lambert, Highland, UT (US);
Assignee:
Harman International Industries, Incorporated, Stamford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 29/00 (2006.01); H04R 3/00 (2006.01); H04R 3/04 (2006.01);
U.S. Cl.
CPC ...
H04R 29/003 (2013.01); H04R 3/007 (2013.01); H04R 3/04 (2013.01);
Abstract
A non-linear excursion estimations system for estimating non-linear excursion of a loudspeaker may include a loudspeaker having a force transducer, and a controller programmed to limit excursion of the loudspeaker by modeling at least one constrained nonlinearity curve based on an asymptote outside of a safe operating area (SOA) nonlinearly curve of the loudspeaker.