摘要 |
<p>A digital broadcast system is disclosed. More specifically, in the present invention, a transmitting system transmits known data having a pattern pre-decided by the protocol of the receiving system and the transmitting system. A receiving system uses the known data for performing carrier recovery and timing recovery, and for compensating of a phase change. Accordingly, the receiving performance of the receiving system may be enhanced in a situation undergoing severe and frequent channel changes.</p> |