Method and system for enhanced modulation of video signals

Details Method and system for enhanced modulation of video signals Method and system for enhanced modulation of video signals

2007-10-23

2007-10-23

Natnael, Paulos M. (Department: 2622)

Television

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Reexamination Certificate

active

11465234

ABSTRACT:
A method, apparatus and system for signal modulation. A plurality of pixels are selected in a pattern such that a first pixel group of the plurality of pixels is unpaired with a second pixel group of the plurality of pixels throughout the pattern in a portion of a video signal. The intensity of the plurality of the pixels is altered at a constant magnitude in the portion of the video signal pursuant to the pattern in a substantially invisible way.

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