Display apparatus and control method thereof

摘要

A method of controlling a display apparatus, the method includes: receiving a transport stream (TS11-13) comprising payload unit start identification (PUSI) information in header information; storing the transport stream (TS11-13); checking frame information of a transport stream (TS11-13) by descrambling a transport stream (TS11-13) if a screen searching function is selected and then the PUSI information is of '1,'; and processing and displaying the transport stream (TS11-13) if the frame information corresponds to a preset reference frame.