Patent ID: 9402091
Filing Date: 2016-07-26
CPC Classification: H04H,H04L,H04N

Claim Text:
1. A method of processing data in a broadcast transmitter, the method comprising: encoding broadcast service data for a broadcast service included in data units; inserting known data into the encoded broadcast service data, wherein the known data is to be used for channel estimation in a broadcast receiver; and transmitting a broadcast signal including the encoded broadcast service data into which the known data were inserted, wherein each of the data units includes a header and a payload, wherein the header includes stuffing indication information indicating whether stuffing data are included in the corresponding data unit, wherein the payload includes the broadcast service data, wherein the broadcast signal further includes signaling information carried in a payload of IP (Internet Protocol) packets with a well-known address and a well-known port number, and wherein the signaling information includes information for indicating whether the broadcast service is hidden and an address and a port number for the broadcast service data.