公开(公告)号：US20140341103A1

公开(公告)日：2014-11-20

申请号：US14278431

申请日：2014-05-15

Applicant: LG Electronics Inc.

Inventor： Jaeho Hwang ,  Byounggill Kim ,  Woochan Kim ,  Jaehyung Kim ,  Sungryong Hong ,  Chulkyu Mun ,  Jinyong Choi ,  Jonbseob Baek ,  Kookyeon Kwak ,  Woosuk Ko

IPC: H04W72/00 ,  H04L5/00

CPC classification number: H04W72/005 ,  H04H20/72 ,  H04L1/0033 ,  H04L1/0036 ,  H04L1/0057 ,  H04L1/0065 ,  H04L1/0068 ,  H04L1/0071 ,  H04L1/06 ,  H04L5/0007 ,  H04L27/2601 ,  H04L69/04 ,  H04W28/06

Abstract: A method and an apparatus for transmitting broadcast signals thereof are disclosed. The apparatus for transmitting broadcast signals comprises an input formatter to format at least one input stream to output DP (Data Pipe) data corresponding to each of a plurality of DPs, wherein the each of a plurality of DPs carries at least one service or at least one service component, an encoder to encode the DP data, a mapper to map the encoded DP data onto constellations, a time interleaver to time interleave the mapped DP data, a frame builder to build at least one signal frame including the time interleaved DP data, a modulator to modulate data in the built at least one signal frame by an OFDM (Orthogonal Frequency Division Multiplex) scheme and a transmitter to transmit the broadcast signals having the modulated data.

Abstract translation: 公开了一种用于发送广播信号的方法和装置。 用于发送广播信号的装置包括输入格式化器，用于格式化至少一个输入流以输出对应于多个DP中的每一个的DP（数据管道）数据，其中多个DP中的每一个携带至少一个服务或至少 一个服务组件，用于对DP数据进行编码的编码器，映射器将编码的DP数据映射到星座上，时间交织器对时间交织映射的DP数据;帧构建器，用于构建至少一个信号帧，包括时间交织的DP数据 调制器，用于通过OFDM（正交频分复用）方案来调制所构建的至少一个信号帧中的数据，以及发送器，用于发送具有调制数据的广播信号。

公开(公告)号：US12250568B2

公开(公告)日：2025-03-11

申请号：US17666909

申请日：2022-02-08

Applicant: LG ELECTRONICS INC.

Inventor： Yonghak Suh ,  Woochan Kim

IPC: H04W24/10 ,  H04B7/06 ,  H04B17/336 ,  H04W16/28

Abstract: The present disclosure may provide a method for operating a UE in a wireless communication system. Herein, the method may include: transmitting, by a first UE, information necessary for beam pattern determination to a base station; receiving, from a base station, candidate beam pattern information determined based on the information necessary for beam pattern determination; receiving, from the base station, beam pattern information that the base station determined based on a measurement result for candidate beams, which are sequentially transmitted according to the candidate beam pattern information; and performing uplink transmission based on the determined beam pattern information, wherein the measurement result may include residual self-interference (SI) information measured for each of the candidate beams, which the first UE transmits, and cross link interference (CLI) information that a second UE measures for the each of the candidate beams transmitted from the first UE.

公开(公告)号：US10958378B2

公开(公告)日：2021-03-23

申请号：US15937115

申请日：2018-03-27

Applicant: LG ELECTRONICS INC.

Inventor： Dongkyu Kim ,  Woochan Kim ,  Sangrim Lee ,  Hojae Lee

IPC: H04W74/04 ,  H04L1/00 ,  H04L5/14 ,  H04L5/00 ,  H04J11/00 ,  H04L27/26 ,  H04B1/525 ,  H04B7/0413

Abstract: A method for a base station processing an in-band emission interference signal caused when the base station operating in a Full Duplex Radio (FDR) mode transceives signals using a Frequency Division Multiplexing (FDM) manner includes transmitting a downlink signal in a flexible downlink duration of an uplink band; and processing the in-band emission interference signal caused by transmission of the downlink signal in an uplink duration of the uplink band, wherein the processing of the in-band emission interference signal is performed by puncturing a corresponding resource of the uplink duration, wherein the resource on the downlink signal is transmitted is mirrored to the corresponding resource of the uplink duration from a Direct Current (DC) subcarrier as a reference.

公开(公告)号：US10103829B2

公开(公告)日：2018-10-16

申请号：US15398281

申请日：2017-01-04

Applicant: LG ELECTRONICS INC.

Inventor： Jinyong Choi ,  Byounggill Kim ,  Woochan Kim ,  Jaehyung Kim ,  Woosuk Ko ,  Sungryong Hong ,  Chulkyu Mun ,  Jaeho Hwang ,  Jongseob Baek ,  Kookyeon Kwak ,  Sangchul Moon

IPC: H04H20/44 ,  H04L1/00 ,  H04L5/00 ,  H04B7/0413

Abstract: The present invention provides a method of transmitting broadcast signals. The method includes, formatting input streams into Data Pipe, DP, data; Low-Density Parity-Check, LDPC, encoding the DP data according to a code rate; bit interleaving the LDPC encoded DP data; mapping the bit interleaved DP data onto constellations according to one of QAM (Quadrature Amplitude Modulation), NUQ (Non-Uniform QAM) or NUC (Non-Uniform Constellation); Multi-Input Multi-Output, MIMO, encoding the mapped DP data by using a MIMO encoding matrix having a MIMO encoding parameter; building at least one signal frame by mapping the MIMO 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：US09780957B2

公开(公告)日：2017-10-03

申请号：US14158573

申请日：2014-01-17

Applicant: LG Electronics Inc.

Inventor： Byounggill Kim ,  Woochan Kim ,  Jaehyung Kim ,  Woosuk Ko ,  Sungryong Hong ,  Chulkyu Mun ,  Jinyong Choi ,  Jaeho Hwang ,  Jongseob Baek ,  Kookyeon Kwak ,  Byeongkook Jeong

IPC: H04J3/24 ,  H04L12/18 ,  H04N21/236 ,  H04N21/434 ,  H04N21/2383 ,  H04N21/438 ,  H04L12/931 ,  H04J13/00 ,  H04L1/00 ,  H04L27/26

CPC classification number: H04L12/18 ,  H04J13/0062 ,  H04L1/0072 ,  H04L27/2613 ,  H04L49/201 ,  H04N21/236 ,  H04N21/2383 ,  H04N21/434 ,  H04N21/4382

Abstract: A method and an apparatus for transmitting broadcast signals thereof are disclosed. The method for transmitting broadcast signals including encoding DP (Data Pipe) data carrying at least one service, mapping the encoded DP data onto constellations, time interleaving the mapped DP data, building a signal frame including the time interleaved DP data, modulating data in the built signal frame by an OFDM (Orthogonal Frequency Division Multiplex) scheme, and transmitting the broadcast signals having the modulated data, wherein the broadcast signals are carried in consecutive super frames, wherein each of the super frames includes multiplexed signal frames for different service in a time domain, wherein the signal frame includes a preamble located at the beginning of the at least one signal frame, wherein the preamble includes signaling information for identifying the signal frame.

公开(公告)号：US09774925B2

公开(公告)日：2017-09-26

申请号：US15419489

申请日：2017-01-30

Applicant: LG ELECTRONICS INC.

Inventor： Woochan Kim ,  Sungryong Hong ,  Woosuk Ko ,  Jaeho Hwang ,  Byounggill Kim ,  Jaehyung Kim

IPC: H04N21/81 ,  H04N21/2383 ,  H04N21/438 ,  H04N21/61 ,  H04L29/06 ,  H04N7/08 ,  H04N5/38

CPC classification number: H04N21/814 ,  H04L69/22 ,  H04N5/38 ,  H04N7/08 ,  H04N21/2383 ,  H04N21/4382 ,  H04N21/6112 ,  H04N21/615

Abstract: A method for transmitting a broadcast signal, the method includes encoding data pipe (DP) data corresponding to each of a plurality of DPs; mapping the encoded DP data to data symbols to generate at least one signal frame; modulating data in the at least one signal frame using an orthogonal frequency division multiplex (OFDM) scheme; inserting a preamble at a beginning of each of the at least one signal frame in a time domain; and transmitting a broadcast signal having the preamble and the modulated data of the at least one signal frame, wherein the preamble includes a wake-up indicator which wakes up a receiver to decode a DP for an emergency alert table (EAT) and acquire the EAT.

公开(公告)号：US09735902B2

公开(公告)日：2017-08-15

申请号：US15283921

申请日：2016-10-03

Applicant: LG Electronics Inc.

Inventor： Woochan Kim ,  Sungryong Hong ,  Woosuk Ko ,  Jaeho Hwang ,  Byounggill Kim ,  Jaehyung Kim

IPC: H04L12/18 ,  H04H20/59 ,  H04W4/22 ,  H04L27/26 ,  H04L29/06 ,  H04B7/0413 ,  H04L29/08

CPC classification number: H04H20/59 ,  H04B7/0413 ,  H04L12/1895 ,  H04L27/2601 ,  H04L27/261 ,  H04L69/22 ,  H04L69/323 ,  H04W4/90

Abstract: A method and an apparatus for transmitting broadcast signals thereof are disclosed. The method for transmitting broadcast signals includes encoding PLP data; building at least one signal frame by mapping the encoded PLP data; and modulating data in the built signal frame by OFDM method and transmitting a broadcast signal having the modulated data, wherein the signal frame includes a preamble having a preamble symbol and a guard interval, wherein the guard interval is generated by using a sequence and the preamble symbol.

公开(公告)号：US09686029B2

公开(公告)日：2017-06-20

申请号：US15182481

申请日：2016-06-14

Applicant: LG ELECTRONICS INC.

Inventor： Jongseob Baek ,  Kookyeon Kwak ,  Byounggill Kim ,  Woochan Kim ,  Sungryong Hong ,  Woosuk Ko ,  Sangchul Moon ,  Chulkyu Mun ,  Jongwoong Shin ,  Jaehyung Kim

IPC: H04L27/26 ,  H04H20/71 ,  H04N21/2383 ,  H04N21/438 ,  H04H60/07 ,  H04L5/00 ,  H04L1/00 ,  H04H60/73

CPC classification number: H04H20/71 ,  H04H60/07 ,  H04H60/73 ,  H04L1/0071 ,  H04L5/0007 ,  H04L27/2602 ,  H04L27/2627 ,  H04L27/2649 ,  H04N21/2383 ,  H04N21/4382

Abstract: A method and an apparatus for transmitting broadcast signals thereof are disclosed. The apparatus for transmitting broadcast signals comprises an encoder for encoding DP (Data Pipe) data corresponding to each of a plurality of DPs, wherein the each of a plurality of DPs carries at least one service component, a mapper for mapping the encoded DP data onto constellations, a time interleaver for time interleaving the mapped DP data at DP level by skipping cells having zero values of the DP data, a frame builder for building at least one signal frame including the time interleaved DP data, a modulator for modulating data in the built at least one signal frame by an OFDM (Orthogonal Frequency Division Multiplex) scheme and a transmitter for transmitting the broadcast signals having the modulated data.

公开(公告)号：US20170026142A1

公开(公告)日：2017-01-26

申请号：US15283921

申请日：2016-10-03

Applicant: LG Electronics Inc.

Inventor： Woochan Kim ,  Sungryong Hong ,  Woosuk Ko ,  Jaeho Hwang ,  Byounggill Kim ,  Jaehyung Kim

IPC: H04H20/59 ,  H04W4/22 ,  H04L29/06

CPC classification number: H04H20/59 ,  H04B7/0413 ,  H04L12/1895 ,  H04L27/2601 ,  H04L27/261 ,  H04L69/22 ,  H04L69/323 ,  H04W4/90

Abstract: A method and an apparatus for transmitting broadcast signals thereof are disclosed. The method for transmitting broadcast signals includes encoding PLP data; building at least one signal frame by mapping the encoded PLP data; and modulating data in the built signal frame by OFDM method and transmitting a broadcast signal having the modulated data, wherein the signal frame includes a preamble having a preamble symbol and a guard interval, wherein the guard interval is generated by using a sequence and the preamble symbol.

Abstract translation: 公开了一种用于发送广播信号的方法和装置。 发送广播信号的方法包括编码PLP数据; 通过映射编码的PLP数据构建至少一个信号帧; 以及通过OFDM方法调制内置信号帧中的数据并发送具有调制数据的广播信号，其中信号帧包括具有前同码符号和保护间隔的前同步码，其中通过使用序列和前导码生成保护间隔 符号。

公开(公告)号：US20160323051A1

公开(公告)日：2016-11-03

申请号：US15182481

申请日：2016-06-14

Applicant: LG ELECTRONICS INC.

Inventor： Jongseob BAEK ,  Kookyeon KWAK ,  Byounggill KIM ,  Woochan Kim ,  Sungryong HONG ,  Woosuk KO ,  Sangchul MOON ,  Chulkyu MUN ,  Jongwoong SHIN ,  Jaehyung KIM

IPC: H04H20/71 ,  H04L27/26 ,  H04L1/00 ,  H04L5/00

CPC classification number: H04H20/71 ,  H04H60/07 ,  H04H60/73 ,  H04L1/0071 ,  H04L5/0007 ,  H04L27/2602 ,  H04L27/2627 ,  H04L27/2649 ,  H04N21/2383 ,  H04N21/4382

Abstract: A method and an apparatus for transmitting broadcast signals thereof are disclosed. The apparatus for transmitting broadcast signals comprises an encoder for encoding DP (Data Pipe) data corresponding to each of a plurality of DPs, wherein the each of a plurality of DPs carries at least one service component, a mapper for mapping the encoded DP data onto constellations, a time interleaver for time interleaving the mapped DP data at DP level by skipping cells having zero values of the DP data, a frame builder for building at least one signal frame including the time interleaved DP data, a modulator for modulating data in the built at least one signal frame by an OFDM (Orthogonal Frequency Division Multiplex) scheme and a transmitter for transmitting the broadcast signals having the modulated data.

Abstract translation: 公开了一种用于发送广播信号的方法和装置。 用于发送广播信号的装置包括用于对与多个DP中的每一个对应的DP（数据管道）数据进行编码的编码器，其中，多个DP中的每一个携带至少一个服务组件，映射器，用于将编码的DP数据映射到 星座，时间交织器，用于通过跳过具有零值的DP数据的DP电平来对DP位置上的映射DP数据进行时间交织;构建器，用于构建至少一个包括时间交织的DP数据的信号帧;调制器， 通过OFDM（正交频分复用）方案构建至少一个信号帧，以及用于发送具有调制数据的广播信号的发射机。