Patent ID: 9253000
Filing Date: 2016-02-02
CPC Classification: H04L

Claim Text:
1. A method of processing a digital broadcast signal, the method comprising: encoding signaling information for mobile data; forming data groups including the mobile data; interleaving data in the formed data groups; and transmitting the digital broadcast signal including a signal frame having slots each slot comprising 118 mobile data packets, additional mobile data packets and main data packets, each group is assigned into each slot, wherein a number of the additional mobile data packets and a number of the main data packets total 38, wherein a data group in each slot comprises regions A, B, C, D and E, wherein region A is a central region, region B is concentric about region A, region C is concentric about regions A and B, and region D is concentric about regions A, B, and C, wherein regions A, B, C and D comprise the 118 mobile data packets and region E comprises the additional mobile data packets, wherein regions A and B comprise a plurality of long known data sequences and regions C, D and E comprise a plurality of segmented known data sequences, wherein at least one of the plurality of segmented known data sequences of the data group in each slot is concatenated with at least one of the plurality of segmented known data sequences of a different data group in an adjacent slot to form long known data sequences, wherein the signaling information includes concatenating information of the formed groups.