Transmitting system and method of processing digital broadcast signal in transmitting system, receiving system and method of receiving digital broadcast signal in receiving system
First Claim
1. A method for transmitting a broadcast signal in a transmitter, the method comprising;
- encoding mobile data for forward error correction (FEC) to build a Reed-Solomon (RS) frame;
dividing the built RS frame into RS frame portions;
dividing the RS frame portions into Serially Concatenated Convolutional Code (SCCC) blocks;
mapping the SCCC blocks to data blocks and scalable data blocks, the data blocks and scalable data blocks corresponding to a plurality of data segments, wherein at least one of the SCCC blocks includes one of the data blocks and one of the scalable data blocks;
encoding signaling data including a header and a payload;
forming data groups including the data blocks and the scalable data blocks, wherein specific data blocks of the data blocks in the data groups include signaling data having information for a number of ensembles, the ensembles being a collection of services transmitted through the data groups;
interleaving data in the data groups; and
transmitting the interleaved data during slots in a transmission frame,wherein the interleaved data includes a plurality of data segments, andwherein at least one of the plurality of data segments includes a part of one of the data blocks and a part of one of the scalable data blocks.
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Abstract
A transmitting system, a receiving system, a method of processing broadcast signals and a method of receiving broadcast signals are disclosed.
The method for transmitting a broadcast signal in a transmitter includes encoding mobile data for forward error correction (FEC) to build Reed-Solomon (RS) frames and dividing the built RS frames into RS frame portions, dividing the RS frame portions into Serially Concatenated Convolutional Code (SCCC) blocks and mapping the SCCC blocks to data blocks and scalable data blocks, corresponding to a plurality of data segments, wherein at least one of the SCCC blocks includes one of the data blocks and one of the scalable data blocks, encoding signaling data including a header and a payload, forming data groups including the data blocks and the scalable data blocks, wherein specific data blocks of the data blocks in the data groups include the signaling data having information for a number of ensembles being a collection of services transmitted through the data groups, interleaving data in the data groups, wherein the interleaved data includes a plurality of data segments, and wherein at least one of the plurality of data segments includes a part of one of the data blocks and a part of one of the scalable data blocks and transmitting the interleaved data during slots in a transmission frame.
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Citations
16 Claims
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1. A method for transmitting a broadcast signal in a transmitter, the method comprising;
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encoding mobile data for forward error correction (FEC) to build a Reed-Solomon (RS) frame; dividing the built RS frame into RS frame portions; dividing the RS frame portions into Serially Concatenated Convolutional Code (SCCC) blocks; mapping the SCCC blocks to data blocks and scalable data blocks, the data blocks and scalable data blocks corresponding to a plurality of data segments, wherein at least one of the SCCC blocks includes one of the data blocks and one of the scalable data blocks; encoding signaling data including a header and a payload; forming data groups including the data blocks and the scalable data blocks, wherein specific data blocks of the data blocks in the data groups include signaling data having information for a number of ensembles, the ensembles being a collection of services transmitted through the data groups; interleaving data in the data groups; and transmitting the interleaved data during slots in a transmission frame, wherein the interleaved data includes a plurality of data segments, and wherein at least one of the plurality of data segments includes a part of one of the data blocks and a part of one of the scalable data blocks. - View Dependent Claims (2, 3, 4, 5)
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6. An apparatus for transmitting a broadcast signal, the apparatus comprising;
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a first encoder configured to encode mobile data for forward error correction (FEC) to build a Reed-Solomon (RS) frame and divide the built RS frame into RS frame portions; a divider configured to divide the RS frame portions into Serially Concatenated Convolutional Code (SCCC) blocks and map the SCCC blocks to data blocks and scalable data blocks, the data blocks and scalable data blocks corresponding to a plurality of data segments, wherein at least one of the SCCC blocks includes one of the data blocks and one of the scalable data blocks; a second encoder configured to encode signaling data including a header and a payload; a group formatter configured to form data groups including the data blocks and the scalable data blocks, wherein specific data blocks of the data blocks in the data groups include the signaling data having information for a number of ensembles, the ensembles being a collection of services transmitted through the data groups; an interleaver configured to interleave data in the data groups; a transmission unit configured to transmit the interleaved data during slots in a transmission frame, wherein the interleaved data includes a plurality of data segments, and wherein at least one of the plurality of data segments includes a part of one of the data blocks and a part of one of the scalable data blocks. - View Dependent Claims (7, 8, 9, 10)
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11. A method for receiving a broadcast signal in a receiver, the method comprising;
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receiving the broadcast signal including a transmission frame, wherein a parade of data groups in the broadcast signal is received during slots within the transmission frame, each of the parade of data groups including data blocks and scalable data blocks, the data blocks and scalable data blocks corresponding to a plurality of data segments; demodulating the broadcast signal and obtaining signaling data segments in each of the parade of data groups; and decoding signaling data in the signaling data segments, wherein at least one of the plurality of data segments includes a part of one of the data blocks and a part of one of the scalable data blocks, wherein specific data blocks of the data blocks in the parade of data groups include the signaling data having information for a number of ensembles, the ensembles being a collection of services transmitted through the parade of data groups, and wherein each of the parade of data groups includes the signaling data segments having a segment payload. - View Dependent Claims (12, 13)
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14. An apparatus for receiving a broadcast signal, the apparatus comprising;
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a receiver configured to receive the broadcast signal including a transmission frame, wherein a parade of data groups in the broadcast signal is received during slots within the transmission frame, each of the parade of data groups including data blocks and scalable data blocks, the data blocks and scalable data blocks corresponding to a plurality of data segments; a demodulator configured to demodulate the broadcast signal and obtain signaling data segments in each of the parade of data groups; and a decoder configured to decode signaling data in the signaling data segments, wherein at least one of the plurality of data segments includes a part of one of the data blocks and a part of one of the scalable data blocks, wherein specific data blocks of the data blocks in the parade of data groups include the signaling data having information for a number of ensembles, the ensembles being a collection of services transmitted through the parade of data groups, and wherein each of the parade of data groups includes the signaling data segments, each of the signaling data segments including a segment payload. - View Dependent Claims (15, 16)
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Specification