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:
Aug. 15, 2011
Filed:
Mar. 21, 2007
Applicants:
Alan R. Neuhauser, Silver Spring, MD (US);
Wendell D. Lynch, East Lansing, MI (US);
James M. Jensen, Shelton, WA (US);
Inventors:
Alan R. Neuhauser, Silver Spring, MD (US);
Wendell D. Lynch, East Lansing, MI (US);
James M. Jensen, Shelton, WA (US);
Assignee:
Arbitron, Inc., Columbia, MD (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04Q 11/04 (2005.12); H04N 9/00 (2005.12); H04L 1/08 (2005.12); H04L 27/26 (2005.12);
U.S. Cl.
CPC ...
Abstract
Systems and methods are provided for decoding a message symbol in an audio signal. This message symbol is represented by first and second code symbols displaced in time. Values representing the code signals are accumulated and the accumulated values are examined to detect the message symbol.