CPC H04N 21/845 (2013.01) [H04N 21/2381 (2013.01); H04N 21/6125 (2013.01); H04N 21/64322 (2013.01); H04W 4/06 (2013.01)] | 4 Claims |
1. A method for transmitting a broadcast signal in a digital transmitter, the method comprising:
generating at least one link layer packet,
wherein the at least one link layer packet includes a header and a payload,
wherein the header includes packet type information for indicating a first type of input data before encapsulation into the at least one link layer packet, and first information,
wherein when the packet type information is used to indicate a type extension, the header further includes packet type extension information for indicating a second type of input data different from the first type,
wherein the header further includes either segmentation information or concatenation information depending on whether the payload carries a segment of an input packet or concatenated input packets,
wherein the first information is used to indicate that the payload carries the segment of the input packet or the concatenated input packets, and
wherein when the payload carries the concatenated input packets, the header further includes count information for indicating a number of the concatenated input packets and a value of the count information is set to the number of the concatenated input packets minus two; and
transmitting the broadcast signal including the at least one link layer packet.
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