An apparatus and method for processing the transport stream packet in cable broadcasting system and apparatus for generating time-delay at the transmission stream packet therefor

摘要

PURPOSE: An apparatus and a method for processing transport stream in a digital cable broadcasting system and a delay control apparatus therefor are provided to delay all input data for a predetermined time regardless of scrambling. CONSTITUTION: A demultiplexer(100) receives transport streams for dividing the transport streams into scrambled data signals and non-scrambled data signals. A descrambler control unit(200) receives the scrambled data signals from the demultiplexer for descrambling the scrambled data signals. A delay control unit(400) receives the non-scrambled data signals from the demultiplexer and the descrambled data signals from the descrambler control unit for delaying the data signals for a predetermined time before outputting the data signals. A remultiplexer(300) receives the data signals from the delay control unit for multiplexing the data signals and outputting transport stream.