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:
May. 17, 2011
Filed:
Feb. 24, 2006
Hoyet Harrison Andrews, Iii, San Antonio, TX (US);
Stuart Filip Rosove, Lake Oswego, OR (US);
Tony F. Rodriguez, Portland, OR (US);
Hoyet Harrison Andrews, III, San Antonio, TX (US);
Stuart Filip Rosove, Lake Oswego, OR (US);
Tony F. Rodriguez, Portland, OR (US);
Digimarc Corporation, Beaverton, OR (US);
Abstract
The disclosure relates generally to digital watermarking and steganography, e.g., for use with cell phones and signal processing. One claim recites a method including, in a cell phone, determining a current geographic are of the cell phone; selecting a first digital watermark detector that is associated with the current geographic area, a selected first digital watermark detector being selected from a plurality of different digital watermark detectors; and controlling the cell phone to employ the selected first digital watermark detector to analyze a signal to obtain a digital watermark message there from, wherein the selected first digital watermark detector corresponds to a particular digital watermark embedder that is uniquely assigned to the geographic area. Other claims and combinations are provided too.