Patent ID: 7224837
Filing Date: 2007-05-29
Classification: H04N

Abstract:
1. A method for concurrently transmitting a plurality of informational programs over a single digital transport stream to at least one receiver; the transport stream has a given rate of transmission and each receiver is operative to decode the transport stream into displayable video images corresponding to a selected program, the video images being structured as periodic frames, there being defined a delay period as the maximal period of time over which data in the transport stream decodable into any one complete frame, for any selectable program, must arrive; the method comprises processing that includes the steps of: i) scheduling a plurality of informational programs to be transmitted concurrently; ii) rendering, compressing and encoding each of the scheduled programs to obtain a corresponding digital video stream; iii) multiplexing all of said digital video streams, to form a first transport stream;