摘要:
A transmitting system and a method of transmitting digital broadcast signal are disclosed. The method of transmitting digital broadcasting signal in a transmitter includes multiplexing a specified number of mobile data packets, a first scalable number of mobile data packets, and a second scalable number of main data packets, interleaving mobile data in the mobile data packets and main data in the main data packets, transmitting the interleaved mobile and main data during a slot, wherein the data group includes a plurality of first blocks, each first block including a plurality of data segments, specified block of the plurality of first blocks including the mobile data, known data sequence, trellis initialization data and RS parity bytes inserted in pre-determined position of the data group, wherein the data group includes a plurality of regions, wherein the last region includes the first scalable number of mobile data packets.
摘要:
A digital broadcasting system and a method for transmitting and receiving digital broadcast signal are disclosed. The method of receiving digital broadcast signal includes receiving a broadcast signal including data groups, wherein the data groups include mobile service data and signaling data including transmission parameter, wherein the transmission parameter includes a protocol version field identifying a first transmission mode or a second transmission mode, demodulating the broadcast signal, decoding the signaling data including a transmission parameter, decoding the mobile service data according to the transmission parameter included in the signaling data.
摘要:
A transmitting system and a method of transmitting digital broadcast signal are disclosed. The method of transmitting digital broadcasting signal in a transmitter includes forming a data group including mobile data, packet formatting mobile data packets including data in the data group, wherein the mobile data packets include a specific number of mobile data packets and a scalable number of mobile data packets, the scalable number being scalable up to 38, wherein the data group includes a plurality of regions and fifth region of the data group includes the scalable number of mobile data packets, by-passing data randomizing and RS encoding on data in the mobile data packets when the scalable number is 38, interleaving data in the mobile data packets and transmitting the interleaved data during a slot.
摘要:
A transmitting system and a method of transmitting digital broadcast signal are disclosed. The method of transmitting digital broadcasting signal in a transmitter includes encoding mobile data for forward error correction to build RS frames, wherein the RS frames includes the mobile data belonging to ensembles, each ensemble being a collection of services providing same quality of service, encoding signaling data including binding information between the ensembles and the services, forming data groups, forming mobile data packets including data in the data groups, wherein each mobile data packet include an additional mobile data packets, interleaving data in the mobile data packets, wherein a fifth region of each data group includes the additional mobile data packets, transmitting the interleaved data, wherein the signaling data includes an identifier indicating a number of ensembles transmitted through a data group having the fifth region.
摘要:
A method of processing a digital broadcast signal is provided. Signaling data for signaling of mobile service data is encoded. Data groups are formed, the data groups including a first data group, a second data group and a third data group. The digital broadcast signal including the data groups is transmitted, the signaling data including first information indicating whether a segmented known data sequence of the second data group is concatenated to a segmented known data sequence of the first data group to form a known data sequence, and/or second information indicating whether a segmented known data sequence of the second data group is concatenated to a segmented known data sequence of the third data group to form a known data sequence.
摘要:
The disclosed method of processing a digital broadcast signal comprises generating one RS frame or two RS frames for a data group, forming the data group being divided to 5 data regions, wherein the 5 data regions include a first data region which is located at central of the data group, a second data region which is concentric about the first data region, a third data region which is concentric about the first and second data region, a fourth data region which is concentric about the first, second and third data region and a fifth data region which includes scalable amount of the mobile service data, wherein the fifth data region includes 5 extended data blocks, and wherein data in one of the 5 extended data blocks are merged into the data blocks of the first data region when the one RS frame is generated for the data group.
摘要:
A transmitting system and a method of transmitting digital broadcast signal are disclosed. This invention extends a region for mobile service data in a slot. Thus, the transmitter can transmit more mobile service data. This invention has an advantage enhancing the reception performance of a broadcast signal at a reception system, and a method for processing a broadcast signal by inserting additional known data in regions C, D and E.
摘要:
A transmitting system and a method of transmitting digital broadcast signal are disclosed. The method of transmitting digital broadcasting signal in a transmitter includes multiplexing a specified number of mobile data packets, a first scalable number of mobile data packets, and a second scalable number of main data packets, interleaving mobile data in the mobile data packets and main data in the main data packets, transmitting the interleaved mobile and main data during a slot, wherein the data group includes a plurality of first blocks, each first block including a plurality of data segments, specified block of the plurality of first blocks including the mobile data, known data sequence, trellis initialization data and RS parity bytes inserted in pre-determined position of the data group, wherein the data group includes a plurality of regions, wherein the last region includes the first scalable number of mobile data packets.
摘要:
A digital broadcasting system and a method for transmitting and receiving digital broadcast signal are disclosed. The method of receiving digital broadcast signal includes receiving a broadcast signal including data groups, wherein the data groups include mobile service data and signaling data including transmission parameter, wherein the transmission parameter includes a protocol version field identifying a first transmission mode or a second transmission mode, demodulating the broadcast signal, decoding the signaling data including a transmission parameter, decoding the mobile service data according to the transmission parameter included in the signaling data.
摘要:
A transmitting system and a method of transmitting digital broadcast signal are disclosed. The method of transmitting digital broadcasting signal in a transmitter includes forming a data group including mobile data, known data sequences, trellis initialization data bytes, wherein the known data sequences are sequentially concatenated with the trellis initialization bytes, interleaving data in the data group, wherein the data group includes a plurality of data blocks and scalable data blocks, wherein the known data sequences inserted in a predetermined area of the data group, trellis encoding on the interleaved data and initializing memories for the trellis encoding using initial bits of the trellis initialization data bytes in the interleaved data, wherein the initial bits of the trellis initialization data bytes are calculated using exclusive or operation with predetermined memory values of the memories for the trellis encoding, transmitting a broadcast signal including the trellis encoded data during a slot.