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. 24, 2024
Filed:
Mar. 19, 2021
Applicants:
Dolby International Ab, Amsterdam, NL;
Dolby Laboratories Licensing Corporation, San Francisco, CA (US);
Inventors:
Assignees:
Dolby International AB, Dublin, IE;
Dolby Laboratories Licensing Corporation, San Francisco, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 3/04 (2006.01);
U.S. Cl.
CPC ...
H04R 3/04 (2013.01); H04R 2430/01 (2013.01); H04R 2430/03 (2013.01);
Abstract
A method of audio processing includes generating harmonics in a hybrid complex quadrature mirror filter domain. Generating the harmonics may include multiplication, using a feedback delay loop, and dynamic compression. The harmonics may be generated based on one or more hybrid sub-bands of the complex transform domain signal.