Patent ID: 8224299
Filing Date: 2012-07-17
Classification: H03M,H04H

Abstract:
1. A method for receiving a broadcast signal, the method comprising: receiving a broadcast signal carrying a transmission frame, wherein a collection of data groups is carried within specific time periods in the transmission frame, each of the data groups including known data sequences, signaling information and mobile service data, wherein the broadcast signal includes a plurality of portions of a Reed-Solomon (RS) frame; demodulating the received broadcast signal; gathering the plurality of portions of the RS frame to build the RS frame including RS parity bytes which are added at a bottom of each column of a payload of the RS frame by performing RS encoding for each column, cyclic redundancy checksum (CRC) bytes which are added at a right end of each row of the payload of the RS frame and the mobile service data, and decoding the RS frame, wherein a size of the payload of the RS frame is 187 by N bytes, and wherein N corresponds to a length of each row of the RS frame; and storing the decoded mobile service data, and performing a time-shift playback of the stored mobile service data.