Patent ID: 6661463
Filing Date: 2003-12-09
Classification: H04L,H04N,Y10S

Abstract:
A process for deriving a second information bearing signal comprising a second succession of data frames, from a first information bearing signal comprising a first succession of data frames, which process comprises the steps of:a. designating a selection of a set of potential data points from the set of all possible data points of a data frame of said first signal; b. designating a selection of a set of active data points from said set of potential data points; c. designating a selection of a set of to-be-transmitted points from said set of active data points; d. designating a selection of a set of to-be-sampled-but-not-transmitted points from said set of active data points; e. designating a selection of at least one set from said to-be-sampled-but-not-transmitted points and designating a selection of at least one set from said to-be-transmitted points and designating an association between those sets; and f. varying at least one of said designations from frame to frame.