Digital broadcasting system and method of processing data in digital broadcasting system

An apparatus for transmitting a broadcast signal, the apparatus comprising:

• a multiplexer configured to multiplex mobile data and main data;
• and
• a transmission unit configured to transmit a transmission frame including the multiplexed mobile data and main data,
• wherein a parade of data groups is transmitted during slots within the transmission frame, the slots being time periods for multiplexing the mobile data and the main data,
• wherein at least one of the data groups includes the mobile data, signaling information and known data sequences,
• wherein the at least one of the data groups further includes data blocks,
• wherein a first known data sequence of the known data sequences is located in a third data block of the data blocks,
• wherein a second known data sequence and a third known data sequence of the known data sequences are located in a fourth data block of the data blocks,
• wherein a fourth known data sequence of the known data sequences is located in a fifth data block of the data blocks,
• wherein a fifth known data sequence of the known data sequences is located in a sixth data block of the data blocks,
• wherein a sixth known data sequence of the known data sequences is located in a seventh data block of the data blocks,
• wherein the signaling information includes FIC (fast information channel) data and TPC (transmission parameter channel) data,
• wherein the FIC data includes binding information between a service of the mobile data and an ensemble,
• wherein the TPC data includes a version of the FIC data,
• wherein the ensemble is a collection of service providing a same quality of service and includes a signaling table describing the service, and
• wherein the FIC data further includes at least one FIC segment payload, the at least one FIC segment payload including an ensemble identifier field to identify the ensemble.

A method of receiving a broadcast signal, the method comprising:

• receiving the broadcast signal comprising a parade of data groups transmitted during slots within a transmission frame, the slots being time periods in which mobile data and main data are multiplexed,
• wherein at least one of the data groups includes the mobile data, signaling information and known data sequences,
• wherein the at least one of the data groups further includes data blocks,
• wherein a first known data sequence of the known data sequences is located in a third data block of the data blocks,
• wherein a second known data sequence and a third known data sequence of the known data sequences are located in a fourth data block of the data blocks,
• wherein a fourth known data sequence of the known data sequences is located in a fifth data block of the data blocks,
• wherein a fifth known data sequence of the known data sequences is located in a sixth data block of the data blocks, and
• wherein a sixth known data sequence of the known data sequences is located in a seventh data block of the data blocks;
• demodulating the broadcast signal;
• decoding the signaling information of the demodulated broadcast signal,
• wherein the signaling information includes FIC (fast information channel) data and TPC (transmission parameter channel) data,
• wherein the FIC data includes binding information between a service of the mobile data and an ensemble,
• wherein the TPC data includes a version of the FIC data,
• wherein the ensemble is a collection of service providing a same quality of service and includes a signaling table describing the service, and
• wherein the FIC data further includes at least one FIC segment payload, the at least one FIC segment payload including an ensemble identifier field to identify the ensemble;
• and
• decoding the demodulated broadcast signal.

An apparatus for receiving a broadcast signal, the apparatus comprising:

• a receiving unit configured to receive the broadcast signal comprising a parade of data groups transmitted during slots within the transmission frame, the slots being time periods in which mobile data and main data are multiplexed,
• wherein at least one of the data groups includes the mobile data, signaling information and known data sequences, and
• wherein the at least one of the data groups further includes data blocks,
• wherein a first known data sequence of the known data sequences is located in a third data block of the data blocks,
• wherein a second known data sequence of the known data sequences and a third known data sequence of the known data sequences are located in a fourth data block of the data blocks,
• wherein a fourth known data sequence of the known data sequences is located in a fifth data block of the data blocks,
• wherein a fifth known data sequence of the known data sequences is located in a sixth data block of the data blocks, and
• wherein a sixth known data sequence of the known data sequences is located in a seventh data block of the data blocks;
• a demodulator configured to demodulate the broadcast signal;
• a signaling decoder configured to decode the signaling information of the demodulated broadcast signal,
• wherein the signaling information includes FIC (fast information channel) data and TPC (transmission parameter channel) data,
• wherein the FIC data includes binding information between a service of the mobile data and an ensemble,
• wherein the TPC data includes a version of the FIC data,
• wherein the ensemble is a collection of service providing a same quality of service and includes a signaling table describing the service, and
• wherein the FIC data further includes at least one FIC segment payload, the at least one FIC segment payload including an ensemble identifier field to identify the ensemble;
• and
• a decoder configured to decode the demodulated broadcast signal.