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:
Mar. 26, 2019
Filed:
Jun. 02, 2017
The Nielsen Company (Us), Llc, New York, NY (US);
Khaldun Karazoun, Tampa, FL (US);
The Nielsen Company (US), LLC, New York, NY (US);
Abstract
Methods, apparatus, systems and articles of manufacture are disclosed for audio watermarking and, more particularly, methods and apparatus to inspect characteristics of multichannel audio. Example methods disclosed herein are further to obtain an audio subchannel of the multichannel audio signal, detect an embedded watermark in the audio subchannel of the multichannel audio signal, determine a characteristic of the audio subchannel of the multichannel audio signal based on the embedded watermark, and in response to determining an issue with the characteristic of the audio subchannel of the multichannel audio signal, distribute an alert.