Apparatus for transmitting broadcasting signal, apparatus for receiving broadcasting signal, and method for transmitting/receiving broadcasting signal through apparatus for transmitting/receiving broadcasting signal
A transmitter and method of processing broadcast data are discussed. In one embodiment, the method includes Forward Error Correction (FEC) encoding Physical Layer Pipe (PLP) data at a first code rate; FEC encoding first signaling data at a second code rate; FEC encoding second signaling data at a third code rate; time interleaving the FEC-encoded PLP data; frequency interleaving the time-interleaved PLP data by a pair of consecutive cells; and modulating the frequency-interleaved PLP data, the FEC-encoded first signaling data, and the FEC-encoded second signaling data by an Orthogonal Frequency Division Multiplexing (OFDM) method, wherein the first signaling data include FEC type information of the second signaling data and wherein the second signaling data include FEC type information and the first code rate used by the PLP data.
1. A method for processing broadcast data in a transmitter, the method comprising:
Forward Error Correction (FEC) encoding Physical Layer Pipe (PLP) data of Physical Layer Pipes (PLPs);
FEC encoding first signaling data;
FEC encoding second signaling data;
time interleaving the FEC-encoded PLP data; and
modulating the time interleaved PLP data, the FEC-encoded first signaling data, and the FEC-encoded second signaling data by an Orthogonal Frequency Division Multiplexing (OFDM) method,
wherein the first signaling data include FEC type information of the second signaling data and wherein the second signaling data include FEC type information of the PLP data,
wherein a specific PLP among the PLPs includes bootstrap information and Electronic Service Guide (ESG) signaling information,
wherein mapping information between the PLPs and IP addresses/ports is further included in the specific PLP, and
wherein the second signaling data further includes information indicating whether a PLP is the specific PLP including the bootstrap information, the ESG signaling information and the mapping information.
2. The method of claim 1 , further comprising:
MIMO processing the FEC-encoded PLP data.
3. A transmitter for processing broadcast data, the transmitter comprising:
a first encoder for Forward Error Correction (FEC) encoding Physical Layer Pipe (PLP) data of Physical Layer Pipes (PLPs);
a second encoder for FEC encoding first signaling data;
a third encoder for FEC encoding second signaling data;
a time interleaver for time interleaving the FEC-encoded PLP data; and
a modulator for modulating the time interleaved PLP data, the FEC-encoded first signaling data, and the FEC-encoded second signaling data by an Orthogonal Frequency Division Multiplexing (OFDM) method,
wherein the first signaling data include FEC type information of the second signaling data and wherein the second signaling data include FEC type information of the PLP data,
wherein a specific PLP among the PLPs includes bootstrap information and Electronic Service Guide (ESG) signaling information,
wherein mapping information between the PLPs and IP addresses/ports is further included in the specific PLP, and
wherein the second signaling data further includes information indicating whether a PLP is the specific PLP including the bootstrap information, the ESG signaling information and the mapping information.
4. The transmitter of claim 3 , further comprising:
a fourth encoder for MIMO processing the FEC-encoded PLP data.
5. A method for processing broadcast data in a receiver, the method comprising:
receiving the broadcast data;
demodulating the broadcast data by an Orthogonal Frequency Division Multiplexing (OFDM) method, wherein the broadcast data includes Physical Layer Pipe (PLP) data of Physical Layer Pipes (PLPs), first signaling data, and second signaling data;
Forward Error Correction (FEC) decoding the first signaling data including FEC type information of the second signaling data;
FEC decoding the second signaling data including FEC type information of the PLP data; and
FEC decoding the PLP data,
wherein a specific PLP among the PLPs includes bootstrap information and Electronic Service Guide (ESG) signaling information,
wherein mapping information between the PLPs and IP addresses/ports is further included in the specific PLP, and
wherein the second signaling data further includes information indicating whether a PLP is the specific PLP including the bootstrap information, the ESG signaling information and the mapping information.
6. The method of claim 5 , further comprising:
MIMO processing the PLP data.
7. A receiver for processing broadcast data, the receiver comprising:
a tuner to receive the broadcast data;
a demodulator to demodulate the broadcast data by an Orthogonal Frequency Division Multiplexing (OFDM) method, wherein the broadcast data includes Physical Layer Pipe (PLP) data of Physical Layer Pipes (PLPs), first signaling data, and second signaling data;
a first decoder to Forward Error Correction (FEC) decode the first signaling data including FEC type information of the second signaling data;
a second decoder to FEC decode the second signaling data including FEC type information of the PLP data; and
a third decoder to FEC decode the PLP data,
wherein a specific PLP among the PLPs includes bootstrap information and Electronic Service Guide (ESG) signaling information,
wherein mapping information between the PLPs and IP addresses/ports is further included in the specific PLP, and
wherein the second signaling data further includes information indicating whether a PLP is the specific PLP including the bootstrap information, the ESG signaling information and the mapping information.
8. The receiver of claim 7 , further comprising:
MIMO processing the PLP data.