公开(公告)号：US20220103986A1

公开(公告)日：2022-03-31

申请号：US17422062

申请日：2019-01-10

Applicant: LG ELECTRONICS INC.

Inventor： Jaeho HWANG ,  Woosuk KO

IPC: H04W4/40 ,  G08G1/09

Abstract: Disclosed is a method for transmitting a CPM message by a V2X communication device of a vehicle. Specifically, a method for transmitting a V2X message of a vehicle may comprise the steps of: detecting at least one object by using at least one sensor mounted in the vehicle; sampling a sensor coverage region of the vehicle; generating a point indicating a sensor reaching distance of the at least one sensor mounted in the vehicle for each sampled sensor coverage region; generating a CP message including information relating to the point and the detected at least one object; and transmitting the CP message.

公开(公告)号：US20200374053A1

公开(公告)日：2020-11-26

申请号：US16767471

申请日：2018-12-20

Applicant: LG ELECTRONICS INC.

Inventor： Jaeho HWANG ,  Woosuk KO ,  Seungryul YANG

IPC: H04L5/00 ,  H04L29/08 ,  H04W4/40 ,  H04W4/38

Abstract: A method of sending, by a V2X communication device of a vehicle, a CPM message is disclosed. The method includes collecting sensor data obtained from a plurality of sensors mounted on the vehicle to detect a surrounding object; generating a CP message including sensor information on the plurality of sensors and object information on the detected surrounding object; and sending the CP message. The CP message includes a header, a basic container, an originating station container including information of the vehicle, and a perceived object container including information on the detected surrounding object. The originating station container includes a sensor type field representing sensor types for the plurality of sensors and a sub-sensor type field including additional information for the plurality of sensors according to the sensor types.

公开(公告)号：US20200178039A1

公开(公告)日：2020-06-04

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

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：US20180062866A1

公开(公告)日：2018-03-01

申请号：US15687163

申请日：2017-08-25

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

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：US20180019903A1

公开(公告)日：2018-01-18

申请号：US15128838

申请日：2015-02-25

Applicant: LG ELECTRONICS INC.

Inventor： Jaeho HWANG ,  Woosuk KO ,  Sungryong HONG

IPC: H04L27/26 ,  H04L29/06 ,  H04L29/08

CPC classification number: H04L27/2627 ,  H04L1/00 ,  H04L1/0041 ,  H04L1/0057 ,  H04L1/0071 ,  H04L1/0075 ,  H04L5/0023 ,  H04L5/0048 ,  H04L5/0091 ,  H04L27/2601 ,  H04L27/2615 ,  H04L27/2649 ,  H04L65/4076 ,  H04L69/04 ,  H04L69/22 ,  H04L69/323 ,  H04L69/324

Abstract: An apparatus for transmitting a broadcast signal is introduced. The apparatus for transmitting a broadcast signal according to the present invention includes: an input formatting module configured to de-multiplex an input stream into at least one Data Pipe (DP); a BICM module configured to perform error correction processing on data of the at least one DP; a frame building module configured to generate a signal frame including the data of the DP; an OFDM generation module configured to generate a transmission broadcast signal by inserting a preamble into the signal frame and performing OFDM modulation; and a signaling generation module configured to generate Physical Layer Signaling (PLS) information.

公开(公告)号：US20170195154A1

公开(公告)日：2017-07-06

申请号：US15466471

申请日：2017-03-22

Applicant: LG ELECTRONICS INC.

Inventor： Jaeho HWANG ,  Woosuk KO ,  Sungryong HONG ,  Jongwoong SHIN ,  Jinwoo KIM

IPC: H04L27/26 ,  H04B7/0413

CPC classification number: H04L27/2602 ,  H04B7/0413 ,  H04L5/0053 ,  H04L27/2626 ,  H04L27/2627 ,  H04L27/2647 ,  H04L27/2649

Abstract: A method and an apparatus for transmitting broadcast signals thereof are disclosed. An apparatus for transmitting broadcast signals 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, a mapper for mapping the encoded service data onto constellations, an encoder for encoding physical signaling data, a frame builder for building at least one signal frame including preamble data, the encoded physical signaling data, the mapped service data, wherein the preamble data is located before the encoded physical signaling data and the encoded physical signaling data is located before the mapped 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, wherein the broadcast signals includes channel information data, wherein the channel information data includes binding information between the service data and the data transmission path.

公开(公告)号：US20170163549A1

公开(公告)日：2017-06-08

申请号：US15439671

申请日：2017-02-22

Applicant: LG ELECTRONICS INC.

Inventor： Jaeho HWANG ,  Woosuk KO ,  Timothy LAUD ,  Sungryong HONG

IPC: H04L12/823 ,  H04L12/18 ,  H04L29/06 ,  H04L27/26 ,  H04L5/00

CPC classification number: H04L47/32 ,  H04B7/0413 ,  H04L1/0041 ,  H04L1/0047 ,  H04L1/0057 ,  H04L1/0071 ,  H04L1/1887 ,  H04L5/0044 ,  H04L12/18 ,  H04L25/02 ,  H04L27/2627 ,  H04L27/2655 ,  H04L27/2692 ,  H04L45/74 ,  H04L65/602 ,  H04L2001/0093 ,  H04N21/238 ,  H04N21/2383 ,  H04N21/4382

Abstract: The present invention provides a method of transmitting broadcast signals. The method includes, processing input streams into BB (Base Band) frames of PLPs (Physical Layer Pipes), wherein the input streams include a plurality of input packets, wherein each of the input packets include a packet header including information about synchronization of the input streams, wherein the processing input streams into BB frames further includes compressing the packet headers of the input packets in the input streams, generating the BB frames by using the compressed input packets; encoding data of the PLPs; building at least one signal frame by mapping the encoded data of the PLPs; and modulating data in the built signal frame by OFDM (Orthogonal Frequency Division Multiplexing) method and transmitting the broadcast signals having the modulated data.

公开(公告)号：US20170149592A1

公开(公告)日：2017-05-25

申请号：US15398123

申请日：2017-01-04

Applicant: LG ELECTRONICS INC.

Inventor： Byounggill KIM ,  Jaehyung KIM ,  Jaeho HWANG ,  Woosuk KO ,  Sungryong HONG

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

CPC classification number: H04L27/2613 ,  H04L1/0057 ,  H04L1/0065 ,  H04L1/0071 ,  H04L5/0007 ,  H04L5/0023 ,  H04L5/0048 ,  H04L27/2628 ,  H04L2001/0093 ,  H04W4/06

Abstract: The present invention provides a method of transmitting broadcast signals. The method includes, demultiplexing input streams into plural PLPs (Physical Layer Pipes); encoding data of the each PLPs according to each physical layer profiles, wherein the physical layer profiles are configurations based on reception condition, wherein the each physical layer profiles include: LDPC (Low Density Parity Check) encoding the data of the PLP, bit interleaving the LDPC encoded data of the PLP; building plural signal frames by mapping the encoded data of the each PLPs, wherein each signal frame belongs to one of the physical layer profiles, wherein a super frame includes at least two built signal frames; and modulating data in the built plural signal frames by OFDM (Orthogonal Frequency Division Multiplexing) method and transmitting the broadcast signals having the modulated data,

公开(公告)号：US20170142497A1

公开(公告)日：2017-05-18

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 ,  H04L29/06 ,  H04N21/61 ,  H04N21/2383 ,  H04N21/438

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：US20170126251A1

公开(公告)日：2017-05-04

申请号：US15402838

申请日：2017-01-10

Applicant: LG Electronics Inc.

Inventor： Jongseob BAEK ,  Byounggill KIM, I ,  Woochan KIM ,  Jaehyung KIM ,  Sungryong HONG ,  Chulkyu MUN ,  Jinyong CHOI ,  Jaeho HWANG ,  Kookyeon KWAK ,  Woosuk KO

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

CPC classification number: H03M13/2792 ,  H03M13/1102 ,  H04L1/0041 ,  H04L1/0042 ,  H04L1/0045 ,  H04L1/0048 ,  H04L1/0057 ,  H04L1/0058 ,  H04L1/0071 ,  H04L1/0083 ,  H04L5/0007 ,  H04L5/0023 ,  H04L5/0048 ,  H04L27/2613 ,  H04L27/2627 ,  H04L2001/0093

Abstract: A method and an apparatus for transmitting broadcast signals thereof are disclosed. The method for transmitting broadcast signals includes encoding DP data according to a code rate, wherein the encoding further includes LDPC encoding the DP data according to the code rate, bit interleaving the LDPC encoded DP data, mapping the bit interleaved DP data onto constellations, MIMO (Multi Input Multi Output) encoding the mapped DP data, and time interleaving the MIMO encoded DP data; building at least one signal frame by arranging the encoded DP data; and modulating data in the built signal frame by OFDM method and transmitting the broadcast signals having the modulated data, wherein the step of modulating includes inserting CPs in the built signal frame based on a CP set which includes information about locations of CPs, wherein the CP set is defined based on FFT size.