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. 19, 2011
Filed:
Dec. 29, 2009
Applicants:
Matthew S. Barnhill, Duluth, GA (US);
Matthew Easley, Woodstock, GA (US);
Inventors:
Matthew S. Barnhill, Duluth, GA (US);
Matthew Easley, Woodstock, GA (US);
Assignee:
THAT Corporation, Milford, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 7/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A television audio signal encoder includes an up-sampler that inserts additional samples into a sum signal, a difference signal, and/or a secondary audio program signal to increase the sample rate of the corresponding signal or signals. The sum signal represents the sum of a left channel digital audio signal and a right channel digital audio signal and the difference signal represents the difference between the left and right audio signals.