Methods, apparatus, systems and articles of manufacture to extend a time range supported
by a watermark are disclosed. Example watermark encoding apparatus disclosed herein …

Methods, apparatus, systems and articles of manufacture to extend a time range supported
by a watermark are disclosed. Example watermark encoding apparatus disclosed herein …

(*) Notice: Subject to any disclaimer, the term of this(Continued) patent is extended or
adjusted under 35 USC 154 (b) by 0 days. OTHER PUBLICATIONS This patent is Subject to …

BACKGROUND The present invention relates to interactive hand-held devices, and more
particularly to methods and apparatuses for receiving and decoding modulated signals for …

6,392,548 B2 5, 2002 Farringdon et al. 7953370 B2 5/2011 Rhoads 6,397,057 B1 5/2002
Malackowski et al.---7.961, 881 B2 6/2011 Jensen et al. 6,414,635 B1 7/2002 Stewart et al …

Systems and methods for authenticating subscribers of video signals are disclosed. In
accordance with the various embodi ments, a Subscriber authentication system includes an …

5,446,888 5,574,786 5,625,869 5,631,947 5,799,068 5,826,265 5,864,683 5,870.459
5,928,329 5,961,590 5,966,081 5.974. 238 5,987.609 6,006,332 6,021,492 6,023,708 …

5,574,786 A 1 1/1996 Dayan et al. 7,620,392 B1 1 1/2009 Maurya et al. 5,625,869 A 4, 1997
Nagamatsu et al. 7,650,491 B2 1/2010 Craft et al. 5,631,947 A 5, 1997 Wittstein et al …

The disclosed technology relates to methods, devices, systems and computer program
products that facilitate access to metadata associated with a content. In one example, a …

Methods and apparatus to identify media based on watermarks across different audio
streams and/or different watermarking techniques are disclosed. Example apparatus …