公开(公告)号：USRE47857E1

公开(公告)日：2020-02-11

申请号：US15175919

申请日：2016-06-07

Applicant: LG ELECTRONICS INC.

Inventor： Jae Hyung Song ,  In Hwan Choi ,  Ho Taek Hong ,  Kook Yeon Kwak ,  Byoung Gill Kim ,  Jong Yeul Suh ,  Jin Pil Kim ,  Won Gyu Song ,  Chul Soo Lee ,  Jin Woo Kim ,  Hyoung Gon Lee ,  Joon Hui Lee

IPC: H04N21/435 ,  H04N21/235 ,  H04N11/02 ,  H04B7/216

Abstract: The present invention is directed to a digital broadcast system and a data processing method. A broadcast signal in which mobile service data and main service data are multiplexed is transmitted and received. Then, in a broadcasting receiver, the program table information describing channel information and event information of the mobile service data according to an identifier of an ensemble in which the mobile service data are multiplexed, in the received broadcast signal. And the mobile service data is outputted by using the parsed program table information.

公开(公告)号：US10367534B2

公开(公告)日：2019-07-30

申请号：US15795911

申请日：2017-10-27

Applicant: LG ELECTRONICS INC.

Inventor： In Hwan Choi ,  Kook Yeon Kwak ,  Byoung Gill Kim ,  Jin Woo Kim ,  Hyoung Gon Lee ,  Won Gyu Song

IPC: H03M13/00 ,  H03M13/27 ,  H04H20/30 ,  H04H20/57 ,  H04L1/00 ,  H04L12/18 ,  H04L5/00 ,  H04L27/00 ,  H04H20/55

Abstract: A method of transmitting broadcast signals includes forward error correction (FEC) encoding mobile data; interleaving the FEC encoded mobile data; encoding signaling information for the mobile data; mapping the interleaved mobile data and the encoded signaling information into a data unit, wherein the data unit includes a first region and a second region, wherein the first region is concatenated with the second region, wherein the first region includes known data and the encoded signaling information, and wherein the second region includes known data and the encoded mobile data; and transmitting the broadcast signals including the data unit, wherein the data unit is multiplexed with a data unit of main data in a specific time period, wherein the signaling information includes information of the data unit having the interleaved mobile data.

公开(公告)号：US10193575B2

公开(公告)日：2019-01-29

申请号：US15408217

申请日：2017-01-17

Applicant: LG ELECTRONICS INC.

Inventor： Chul Soo Lee ,  In Hwan Choi ,  Ho Taek Hong ,  Kook Yeon Kwak ,  Hyoung Gon Lee ,  Jae Hyung Song ,  Jin Pil Kim ,  Won Gyu Song ,  Joon Hui Lee ,  Jin Woo Kim ,  Byoung Gill Kim ,  Jong Yeul Suh ,  Kyu Tae Ahn

IPC: H03M13/00 ,  H03M13/27 ,  H04L1/00 ,  H04L12/18 ,  H04H40/18 ,  H04H60/11 ,  H04N21/435 ,  H04N21/438 ,  H04N21/4623 ,  H04N21/6433 ,  H04N19/70 ,  H04N19/61 ,  H04L29/06 ,  H04H20/65 ,  H03M13/15

Abstract: A method of transmitting a broadcast signal includes encoding mobile data for FEC (Forward Error Correction); encoding signaling information for signaling the mobile data; allocating the encoded mobile data and signaling data into a transmission frame; and transmitting the broadcast signal including the transmission frame, wherein the transmission frame includes a service signaling table having service_type information identifying a type of a service of the mobile data and hidden information indicating whether the service of the mobile data is hidden or not.

公开(公告)号：US10122493B2

公开(公告)日：2018-11-06

申请号：US14197046

申请日：2014-03-04

Applicant: LG ELECTRONICS INC.

Inventor： Hyoung Gon Lee ,  In Hwan Choi ,  Byoung Gill Kim ,  Wong Gyu Song ,  Jong Moon Kim ,  Jin Woo Kim

IPC: H04L5/12 ,  H04L1/00 ,  H04N21/2383

Abstract: A digital broadcasting system including a transmitting system and a receiving system, and a method of processing data are disclosed. A method of processing data of a transmitting system includes sequentially grouping N number of columns (Kc) configured of A number of enhanced data bytes having information included therein, thereby creating a frame having a size of N (rows)*Kc (columns), wherein N and A are integers, encoding the created frame, and multiplexing and transmitting enhanced data included in the encoded frame and main data.

公开(公告)号：US10097325B2

公开(公告)日：2018-10-09

申请号：US15143184

申请日：2016-04-29

Applicant: LG ELECTRONICS INC.

Inventor： Won Gyu Song ,  Byoung Gill Kim ,  Jin Woo Kim ,  Hyoung Gon Lee ,  Jae Hyung Song ,  In Hwan Choi ,  Chul Kyu Mun

IPC: H04L5/00 ,  H03M13/29 ,  H03M13/35 ,  H03M13/00 ,  H04L1/00 ,  H04L27/02 ,  H04L29/06 ,  H04L12/18 ,  H04L27/00 ,  H04W4/06 ,  H03M13/09 ,  H03M13/15

Abstract: A transmitting system and a method of transmitting digital broadcast signal are disclosed. The method of transmitting digital broadcast signal includes generating signaling data including a transmission parameter, wherein the transmission parameter includes a protocol version field identifying between a first transmission mode and a second transmission mode, forming a data group including mobile service data and the signaling data, forming mobile service data packets including the mobile service data and the signaling data in the data group, transmitting the digital broadcast signal including the data group.

公开(公告)号：US10063332B2

公开(公告)日：2018-08-28

申请号：US15472810

申请日：2017-03-29

Applicant: LG ELECTRONICS INC.

Inventor： In Hwan Choi ,  Kook Yeon Kwak ,  Byoung Gill Kim ,  Won Gyu Song ,  Jin Woo Kim ,  Hyoung Gon Lee

IPC: H04N7/12 ,  H04N11/02 ,  H04N11/04 ,  H04L27/00 ,  H04H40/18 ,  H04L25/02 ,  H04L1/00

CPC classification number: H04H40/18 ,  H03M13/09 ,  H03M13/15 ,  H03M13/1515 ,  H03M13/23 ,  H03M13/27 ,  H03M13/2789 ,  H03M13/2909 ,  H03M13/2915 ,  H03M13/2936 ,  H03M13/2945 ,  H03M13/356 ,  H04H60/07 ,  H04L1/0042 ,  H04L12/18 ,  H04L25/0202 ,  H04L65/4076 ,  H04L65/601

Abstract: A method of receiving a broadcast signal in a receiver. The received broadcast signal is demodulated. The demodulated broadcast signal is parsed to output at least one signal frame. The at least one signal frame includes first data, second data, and signaling data. The signaling data is decoded. The first data and the second data are decoded with different code rates, respectively. The at least one signal frame includes known data for channel estimation. The at least one signal frame includes a plurality of subframes, and the subframes include a plurality of data units. A first data unit in the data units includes the first data, and a second data unit in the data units includes the second data. The signaling data includes information for fast service acquisition which allows the receiver to locate upper layer signaling information. The signaling data further includes information on encoding type of data.

公开(公告)号：US10057009B2

公开(公告)日：2018-08-21

申请号：US15398361

申请日：2017-01-04

Applicant: LG ELECTRONICS INC.

Inventor： Hyoung Gon Lee ,  In Hwan Choi ,  Byoung Gill Kim ,  Won Gyu Song ,  Jong Moon Kim ,  Jin Woo Kim

IPC: H04L1/00

CPC classification number: H04L1/0041 ,  H03M13/09 ,  H03M13/15 ,  H03M13/1515 ,  H03M13/23 ,  H03M13/2732 ,  H03M13/2909 ,  H03M13/2915 ,  H03M13/2918 ,  H03M13/2927 ,  H03M13/293 ,  H03M13/2933 ,  H03M13/356 ,  H03M13/3723 ,  H04L1/0071 ,  H04N21/235 ,  H04N21/2383 ,  H04N21/435 ,  H04N21/4382

Abstract: A method of processing broadcast data in a broadcast transmitting system, the method includes randomizing, by a hardware processor, the broadcast data; first encoding, by the hardware processor, the randomized broadcast data to add first parity data for first forward error correction; second encoding, by the hardware processor, the first-encoded broadcast data to add second parity data for second forward error correction; permuting the second-encoded broadcast data; block interleaving, by the hardware processor, the permuted broadcast data; third encoding signaling information for signaling the broadcast data to add parity data; fourth encoding the third-encoded signaling information at a code rate; block interleaving the fourth-encoded signaling information; modulating the block-interleaved broadcast data and the block-interleaved signaling information; and transmitting a broadcast signal including the modulated broadcast data and the modulated signaling information.

公开(公告)号：US10045078B2

公开(公告)日：2018-08-07

申请号：US15220359

申请日：2016-07-26

Applicant: LG Electronics Inc.

Inventor： Jong Yeul Suh ,  In Hwan Choi ,  Ho Taek Hong ,  Kook Yeon Kwak ,  Byoung Gill Kim ,  Jae Hyung Song ,  Jin Pil Kim ,  Won Gyu Song ,  Jin Woo Kim ,  Hyoung Gon Lee ,  Joon Hui Lee ,  Chul Soo Lee

IPC: H03M13/00 ,  H04N21/4425 ,  H04H20/55 ,  H04H20/95 ,  H04N21/235 ,  H04N21/2383 ,  H04N21/414 ,  H04N21/434 ,  H04N21/435 ,  H04N21/438 ,  H04N21/643 ,  H04N19/65 ,  H04H20/71

Abstract: A method of transmitting a broadcast signal includes encoding mobile service data to build a Reed-Solomon (RS) frame according to an RS frame mode, wherein the mobile service data is either a mobile service data of a base layer or a mobile service data of the base layer and at least one enhancement layer, wherein each layer is specified by a layer identifier, wherein a layer identifier value of the base layer is set to 0 and a layer identifier value of the at least one enhancement layer starts from 1; and encoding signaling data, wherein the signaling data includes fast information channel (FIC) data and transmission parameter channel (TPC) data, and the FIC data includes information for rapid mobile service acquisition.

公开(公告)号：USRE46891E1

公开(公告)日：2018-06-12

申请号：US14534912

申请日：2014-11-06

Applicant: LG Electronics Inc.

Inventor： Jin Pil Kim ,  Young In Kim ,  Ho Taek Hong ,  In Hwan Choi ,  Kook Yeon Kwak ,  Hyoung Gon Lee ,  Byoung Gill Kim ,  Jin Woo Kim ,  Won Gyu Song ,  Jong Moon Kim

IPC: H03M13/29 ,  H04H20/55 ,  H04H20/95 ,  H04L1/00

CPC classification number: H04H20/55 ,  H04H20/95 ,  H04L1/0065 ,  H04L1/0071 ,  H04L1/0083 ,  H04L2001/0093

Abstract: A digital broadcast transmitting/receiving system and a method for processing data are disclosed. The method for processing data may enhance the receiving performance of the receiving system by performing additional coding and multiplexing processes on the traffic information data and transmitting the processed data. Thus, robustness is provided to the traffic information data, thereby enabling the data to respond strongly against the channel environment which is always under constant and vast change.

公开(公告)号：USRE46883E1

公开(公告)日：2018-05-29

申请号：US14341552

申请日：2014-07-25

Applicant: LG ELECTRONICS INC.

Inventor： Jong Moon Kim ,  In Hwan Choi ,  Byoung Gill Kim ,  Won Gyu Song ,  Jin Woo Kim ,  Hyoung Gon Lee

IPC: H04L27/00 ,  H04N5/38 ,  H03M13/27 ,  H03M13/29 ,  H03M13/35 ,  H04N21/235 ,  H04N21/43 ,  H04N21/435 ,  H04N21/438 ,  H04N21/2383

CPC classification number: H03M13/356 ,  H03M13/2732 ,  H03M13/2906 ,  H03M13/2936 ,  H04N21/235 ,  H04N21/2383 ,  H04N21/4305 ,  H04N21/435 ,  H04N21/4382

Abstract: A method of processing broadcast data in a broadcast transmitting system includes Reed-Solomon (RS) encoding and cyclic redundancy check (CRC) encoding enhanced data bytes; converting the RS-CRC encoded enhanced data bytes into enhanced data bits; encoding each of the converted enhanced data bits with one of a first coding rate and a second coding rate, thereby outputting data symbols; first interleaving the data symbols; converting the first interleaved data symbols into data bytes; forming a first data group including enhanced data corresponding to the converted data bytes; deinterleaving data of the first data group; outputting enhanced data packets including the deinterleaved data of the first data group; multiplexing the enhanced data packets with main data packets including main data; second interleaving data of the multiplexed data packets; and trellis encoding the second interleaved data.