公开(公告)号：US11039183B2

公开(公告)日：2021-06-15

申请号：US16522284

申请日：2019-07-25

Applicant: LG ELECTRONICS INC.

Inventor： Sangchul Moon ,  Woosuk Ko ,  Sungryong Hong ,  Jinwoo Kim ,  Jongwoong Shin

IPC: H04L1/00 ,  H04N21/2362 ,  H04L27/26 ,  H04N21/236 ,  H04N21/2381 ,  H04N21/2383 ,  H04N21/414 ,  H04N21/434 ,  H04N21/438 ,  H04N21/61 ,  H03M13/11 ,  H03M13/27 ,  H03M13/00 ,  H04B7/0456 ,  H04L5/00

Abstract: The present invention provides an apparatus of transmitting broadcast signals, the apparatus including, an encoder for encoding service data, a frame builder for building at least one signal frame by mapping the encoded service data, a modulator for modulating data in the built at lease one signal frame by an Orthogonal Frequency Division Multiplexing, OFDM, scheme and a transmitter for transmitting the broadcast signals having the modulated data.

公开(公告)号：US10893390B2

公开(公告)日：2021-01-12

申请号：US16787881

申请日：2020-02-11

Applicant: LG Electronics Inc.

Inventor： Jongyoul Lee ,  Jinwoo Kim ,  Hanbyul Seo ,  Seungmin Lee ,  Sunghoon Jung ,  Jaeho Hwang

IPC: H04W4/00 ,  H04W4/029 ,  H04W4/40 ,  H04L1/18 ,  H04L5/00 ,  H04W92/18

Abstract: Provided herein are a method for receiving, by a first device, location information of a second device in a wireless communication system and a device for supporting the same. The method may include the steps of receiving a physical sidelink control channel (PSCCH) from the second device, and receiving location information of the second device from the second device through a physical sidelink shared channel (PSSCH) related to the PSCCH.

公开(公告)号：US10708621B2

公开(公告)日：2020-07-07

申请号：US15882587

申请日：2018-01-29

Applicant: LG ELECTRONICS INC.

Inventor： Chulkyu Mun ,  Jinwoo Kim ,  Inhwan Choi ,  Byounggill Kim ,  Wongyu Song

IPC: H04N19/66 ,  H04L27/06 ,  H04L1/00 ,  H04L25/02 ,  H03M13/27 ,  H03M13/29 ,  H03M13/35 ,  H04N21/2383 ,  H04N21/438 ,  H04N21/61 ,  H04L29/00 ,  H04N7/24 ,  H04N21/2389 ,  H04L27/00 ,  H03M13/09 ,  H03M13/15 ,  H03M13/25 ,  H04H20/57 ,  H04N21/236 ,  H04N21/2362

Abstract: A transmitting system, a receiving system, and a method of processing broadcast signals are disclosed. The method for processing a broadcast signal in a broadcast receiver comprises receiving a DTV signal including a data group, the data group including mobile service data, segmented known data sequences, long known data sequences and transmission parameter data, compensating carrier frequency offset of the DTV signal and channel-equalizing the carrier frequency offset compensated DTV signal using at least one of the long known data sequences and segmented known data sequences in the data group of the DTV signal, wherein the channel-equalizing includes performing a Error Correction (FEC) decoding on data located between the segmented known data sequences, and estimating Channel Impulse Response (CIR) using the FEC decoded data as known data.

公开(公告)号：US10560119B2

公开(公告)日：2020-02-11

申请号：US16248223

申请日：2019-01-15

Applicant: LG Electronics Inc.

Inventor： Ilmu Byun ,  Jinwoo Kim ,  Kwangseok Noh ,  Jongwoong Shin ,  Bonghoe Kim

IPC: H03M13/11 ,  H03M13/00 ,  H04L1/00

Abstract: A method for performing encoding on the basis of a parity check matrix of a LDPC code, according to one embodiment of the present invention, comprises the steps of: generating, by a terminal, a parity check matrix, wherein the parity check matrix corresponds to a characteristic matrix, each element of the characteristic matrix corresponds to a shift index value determined by a modulo operation between a corresponding element in a base matrix and a lifting value, and the base matrix is a 46×68 matrix; and performing, by the terminal, encoding of input data by using the parity check matrix, wherein the lifting value is associated with the length of the input data.

公开(公告)号：US10142147B2

公开(公告)日：2018-11-27

申请号：US15717331

申请日：2017-09-27

Applicant: LG ELECTRONICS INC.

Inventor： Sangchul Moon ,  Woosuk Ko ,  Sungryong Hong ,  Jinwoo Kim ,  Jongwoong Shin

IPC: H04B7/02 ,  H04L27/26 ,  H04B7/0413 ,  H04L5/00

Abstract: The present invention provides a method of transmitting broadcast signals, the method including, encoding service data, building at least one signal frame by mapping the encoded service data, modulating data in the built at least one signal frame by an Orthogonal Frequency Division Multiplexing, OFDM, scheme and transmitting the broadcast signals having the modulated data.

公开(公告)号：US10103919B2

公开(公告)日：2018-10-16

申请号：US15619100

申请日：2017-06-09

Applicant: LG Electronics Inc.

Inventor： Jongwoong Shin ,  Jinwoo Kim ,  Woosuk Ko ,  Jaeho Hwang ,  Sungryong Hong

IPC: H04L27/26 ,  H04L1/00 ,  H04N5/00 ,  H04N5/067 ,  H04N5/44 ,  H04N21/236 ,  H04N21/2383 ,  H04N21/434 ,  H04N21/438 ,  H04L5/00 ,  H04B7/0413 ,  H04B7/10

Abstract: A method and an apparatus for transmitting broadcast signals thereof are disclosed. The apparatus for transmitting broadcast signals, the apparatus comprises an encoder for encoding service data corresponding to each of a plurality of data transmission path, wherein each of the data transmission path carries at least one service component, an encoder for encoding signaling data, a frame builder for building at least one signal frame including the encoded service data, a modulator for modulating the at least one signal frame by an OFDM (Orthogonal Frequency Division Multiplex) scheme and a transmitter for transmitting the broadcast signals carrying the at least one modulated signal frame.

公开(公告)号：US10051333B2

公开(公告)日：2018-08-14

申请号：US14908304

申请日：2014-08-01

Applicant: LG ELECTRONICS INC.

Inventor： Sanchul Moon ,  Woosuk Ko ,  Sungryong Hong ,  Jinwoo Kim ,  Jongwoong Shin

IPC: H04N7/12 ,  H04N21/61 ,  H04L27/26 ,  H04B7/06 ,  H04L1/00 ,  H03M13/03 ,  H03M13/25 ,  H03M13/27 ,  H03M13/29 ,  H04B7/0413 ,  H03M13/11 ,  H03M13/13 ,  H03M13/15

Abstract: The present invention provides a method of transmitting broadcast signals. The method includes, encoding Data Pipe, DP, data according to a code rate, wherein the encoding further includes Low-Density Parity-Check, LDPC, encoding the DP data, Bit interleaving the LDPC encoded DP data, and mapping the bit interleaved DP data onto constellations; building at least one signal frame by mapping the encoded DP data; and modulating data in the built signal frame by an Orthogonal Frequency Division Multiplexing, OFDM, method and transmitting the broadcast signals having the modulated data.

公开(公告)号：US09935736B2

公开(公告)日：2018-04-03

申请号：US15467226

申请日：2017-03-23

Applicant: LG ELECTRONICS INC.

Inventor： Sangchul Moon ,  Woosuk Ko ,  Sungryong Hong ,  Jinwoo Kim ,  Jongwoong Shin

IPC: H04N7/16 ,  H04L1/00 ,  H04L27/26 ,  H03M13/11 ,  H03M13/15 ,  H03M13/25 ,  H03M13/27 ,  H04N21/236 ,  H04N21/2362 ,  H04N21/434 ,  H04N21/438

CPC classification number: H04L1/0057 ,  H03M13/036 ,  H03M13/1165 ,  H03M13/152 ,  H03M13/255 ,  H03M13/271 ,  H03M13/2778 ,  H04L1/0041 ,  H04L1/0045 ,  H04L1/0061 ,  H04L1/0071 ,  H04L27/2605 ,  H04L27/2627 ,  H04L27/2649 ,  H04L2001/0093 ,  H04N21/23614 ,  H04N21/2362 ,  H04N21/2381 ,  H04N21/2383 ,  H04N21/41407 ,  H04N21/4345 ,  H04N21/4381 ,  H04N21/4382 ,  H04N21/6131

Abstract: The present invention provides an apparatus of transmitting broadcast signals, the apparatus including, an encoder for encoding service data, a frame builder for building at least one signal frame by mapping the encoded service data, a modulator for modulating data in the built at least one signal frame by an Orthogonal Frequency Division Multiplexing, OFDM, scheme and a transmitter for transmitting the broadcast signals having the modulated data.

公开(公告)号：US09929785B2

公开(公告)日：2018-03-27

申请号：US15461239

申请日：2017-03-16

Applicant: LG ELECTRONICS INC.

Inventor： Sangchul Moon ,  Woosuk Ko ,  Sungryong Hong ,  Jinwoo Kim ,  Jongwoong Shin

IPC: H04L27/26 ,  H04B7/0456 ,  H04L5/00 ,  H04L1/00 ,  H03M13/11 ,  H03M13/00 ,  H03M13/27

CPC classification number: H04N21/2362 ,  H03M13/1148 ,  H03M13/2792 ,  H03M13/616 ,  H04B7/0456 ,  H04L1/0041 ,  H04L1/0045 ,  H04L1/0057 ,  H04L1/0058 ,  H04L1/0061 ,  H04L1/0071 ,  H04L5/0007 ,  H04L27/2601 ,  H04L27/2627 ,  H04L27/2649 ,  H04N21/23614 ,  H04N21/2381 ,  H04N21/2383 ,  H04N21/41407 ,  H04N21/4345 ,  H04N21/4381 ,  H04N21/4382 ,  H04N21/6131

Abstract: The present invention provides a method of transmitting broadcast signals, the method including encoding service data, building at least one signal frame by mapping the encoded service data, modulating data in the built at least one signal frame by an Orthogonal Frequency Division Multiplexing, OFDM, scheme and transmitting the broadcast signals having the modulated data.

公开(公告)号：US09900623B2

公开(公告)日：2018-02-20

申请号：US14598956

申请日：2015-01-16

Applicant: LG ELECTRONICS INC.

Inventor： Chulkyu Mun ,  Jinwoo Kim ,  Inhwan Choi ,  Byounggill Kim ,  Wongyu Song

IPC: H04N19/66 ,  H04L27/06 ,  H04L29/00 ,  H04N7/24 ,  H04N21/2383 ,  H04N21/2389 ,  H04N21/438 ,  H04N21/61 ,  H04L1/00 ,  H04L25/02 ,  H03M13/27 ,  H03M13/29 ,  H03M13/35 ,  H04N21/236 ,  H04N21/2362 ,  H04L27/00 ,  H03M13/09 ,  H03M13/15 ,  H03M13/25 ,  H04H20/57

CPC classification number: H04N19/66 ,  H03M13/09 ,  H03M13/1515 ,  H03M13/256 ,  H03M13/2721 ,  H03M13/2921 ,  H03M13/293 ,  H03M13/2966 ,  H03M13/2972 ,  H03M13/356 ,  H04H20/57 ,  H04L1/005 ,  H04L1/0057 ,  H04L1/006 ,  H04L1/0061 ,  H04L1/0065 ,  H04L1/0071 ,  H04L25/0212 ,  H04L27/06 ,  H04L29/00 ,  H04L2001/0093 ,  H04L2027/0026 ,  H04N7/24 ,  H04N21/23608 ,  H04N21/23611 ,  H04N21/2362 ,  H04N21/2383 ,  H04N21/2389 ,  H04N21/4382 ,  H04N21/4383 ,  H04N21/6112

Abstract: A transmitting system, a receiving system, and a method of processing broadcast signals are disclosed. The method for processing a broadcast signal in a broadcast receiver comprises receiving a DTV signal including a data group, the data group including mobile service data, segmented known data sequences, long known data sequences and transmission parameter data, compensating carrier frequency offset of the DTV signal and channel-equalizing the carrier frequency offset compensated DTV signal using at least one of the long known data sequences and segmented known data sequences in the data group of the DTV signal, wherein the channel-equalizing includes performing a Error Correction (FEC) decoding on data located between the segmented known data sequences, and estimating Channel Impulse Response (CIR) using the FEC decoded data as known data.