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:
Oct. 07, 2025
Filed:
Oct. 15, 2021
Applicant:
Panasonic Intellectual Property Corporation of America, Torrance, CA (US);
Inventors:
Akira Harada, Kanagawa, JP;
Hiroyuki Ehara, Kanagawa, JP;
Assignee:
PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA, Torrance, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 5/00 (2006.01); H04S 7/00 (2006.01);
U.S. Cl.
CPC ...
H04S 7/30 (2013.01);
Abstract
This signal processing device is provided with a detection circuit for detecting a temporal variation in a time difference between channels of a stereo signal, and a control circuit for controlling the degree of smoothing of an inter-channel cross correlation function on the basis of the temporal variation in the time difference between the channels.