公开(公告)号：US20210194739A1

公开(公告)日：2021-06-24

申请号：US17164176

申请日：2021-02-01

Applicant: LG Electronics Inc.

Inventor： Jaehyung Kim ,  Chulkyu Mun ,  Woosuk Ko ,  Jongseob Baek ,  Sungryong Hong

IPC: H04L27/26 ,  H04L5/00 ,  H04L1/00 ,  H04W72/00

Abstract: A broadcast signal receiver includes a tuner for tuning a broadcast signal, a reference signal detector for detecting pilots from the tuned broadcast signal, a de-framer for de-framing a signal frame of the broadcast signal and deriving service data based on a number of carriers of the signal frame, and a decoder for performing error correction process on the derived service data.

公开(公告)号：US11044501B2

公开(公告)日：2021-06-22

申请号：US16862312

申请日：2020-04-29

Applicant: LG ELECTRONICS INC.

Inventor： Minsung Kwak ,  Seungryul Yang ,  Woosuk Ko ,  Jangwon Lee ,  Kyoungsoo Moon ,  Sungryong Hong

IPC: H04N21/236 ,  H04N21/2362 ,  H04N21/438 ,  H04N21/4385 ,  H04N21/858 ,  H04N21/2383 ,  H04N21/6332 ,  H04N21/84 ,  H04N21/643 ,  H04N21/61

Abstract: A method for transmitting a broadcast signal is disclosed. The method for transmitting a broadcast signal according to an embodiment of the present invention includes performing delivery layer processing of a broadcast service data and signaling information for the broadcast service data, performing UDP/IP encapsulation of a broadcast service data and signaling information for the broadcast service data and performing physical layer processing of a broadcast service data and signaling information for the broadcast service data.

公开(公告)号：US11039186B2

公开(公告)日：2021-06-15

申请号：US16462823

申请日：2017-07-06

Applicant: LG ELECTRONICS INC.

Inventor： Seungryul Yang ,  Minsung Kwak ,  Woosuk Ko

IPC: H04N21/2389 ,  H04N21/236 ,  H04N21/61

Abstract: A broadcast signal transmitting method is disclosed. The broadcast signal transmitting method comprises the steps of: processing at least one component of a broadcast service on the basis of a delivery protocol; generating service layer signaling (SLS) information including information on the component; generating service list table (SLT) information including bootstrap information for acquiring the SLS information; and generating a signal frame including a physical layer pipe (PLP) by performing a physical layer processing on the at least one component, the SLS information and the SLT information.

公开(公告)号：US11032200B2

公开(公告)日：2021-06-08

申请号：US16882070

申请日：2020-05-22

Applicant: LG ELECTRONICS INC.

Inventor： Minsung Kwak ,  Jangwon Lee ,  Woosuk Ko ,  Sungryong Hong

IPC: H04L12/741 ,  H04N7/08 ,  H04N21/2343 ,  H04N21/236 ,  H04N21/2381 ,  H04N21/647 ,  H04N21/643 ,  H04N21/845 ,  H04N21/854 ,  H04N21/2362 ,  H04N21/254 ,  H04N21/8352 ,  H04N21/443 ,  H04N21/858 ,  H04L12/24 ,  H04L29/12 ,  H04L29/06 ,  H04L29/08

Abstract: A method for transmitting a broadcast signal in a digital transmitter, includes generating, by a processor, service data of a broadcast service and service signaling information for signaling the service data, the service data including first service components delivered on a Moving Picture Experts Group (MPEG) Media Transport Protocol (MMTP) session or second service components delivered on a Real-Time Object Delivery over Unidirectional Transport (ROUTE) session; generating, by the processor, a service list table including bootstrap information and protocol information for a type of delivery protocol of the service signaling information, wherein the protocol information for the type of delivery protocol of the service signaling information relates to the MMTP or the ROUTE; generating, by the processor, a broadcast signal including the service signaling information, the service list table, and the first or second service components; and transmitting, by a broadcasting antenna, the generated broadcast signal.

公开(公告)号：US20210160118A1

公开(公告)日：2021-05-27

申请号：US17098722

申请日：2020-11-16

Applicant: LG ELECTRONICS INC.

Inventor： Jongseob Baek ,  Woosuk Ko ,  Sungryong Hong

IPC: H04L27/26 ,  H04L1/00 ,  H04H60/73 ,  H04B7/0413

Abstract: A method and an apparatus for receiving broadcast signals thereof are disclosed. The apparatus for receiving broadcast signals, the apparatus comprises a receiver to receive the broadcast signals, a demodulator to demodulate the received broadcast signals by an OFDM (Orthogonal Frequency Division Multiplex) scheme, a frame parser to parse a signal frame from the demodulated broadcast signals, wherein the signal frame includes service data corresponding to each of a plurality of physical paths, a time deinterleaver to time deinterleave service data in each physical path by a TI (Time Interleaving) block, wherein the time deinterleaver further performs inserting at least one virtual FEC block into at least one TI block of the service data, wherein each TI block includes a variable number of FEC blocks of the service data, wherein a number of the at least one virtual FEC block is defined based on a maximum number of FEC blocks of a TI block and a decoder to decode the time deinterleaved service data.

公开(公告)号：US11019679B2

公开(公告)日：2021-05-25

申请号：US16593368

申请日：2019-10-04

Applicant: LG ELECTRONICS INC.

Inventor： Minsung Kwak ,  Woosuk Kwon ,  Sejin Oh ,  Kyoungsoo Moon ,  Woosuk Ko ,  Sungryong Hong

IPC: H04W76/00 ,  H04W76/40 ,  H04H20/26 ,  H04H60/73 ,  H04W48/12 ,  H04L1/00 ,  H04H60/48 ,  H04W4/06 ,  H04W48/10 ,  H04W76/11

Abstract: A method of transmitting a broadcast signal includes generating, by a broadcast transmitter, a service and service signaling information for acquiring the service and components of the service; generating, by the broadcast transmitter, signaling data for rapid service scan, the signaling data including protection information for indicating whether a component of the service is protected and information for identifying where the service signaling information is transmitted and hidden information for indicating whether the service is intended for testing or proprietary use; generating, by the broadcast transmitter, physical layer pipes (PLPs) including the service, the service signaling information and the signaling data; and transmitting, by the broadcast transmitter, a broadcast signal carrying a signal frame including the PLPs, wherein the service signaling information includes a service identifier for referencing a service related to the signaling data.

公开(公告)号：US11012543B2

公开(公告)日：2021-05-18

申请号：US16871872

申请日：2020-05-11

Applicant: LG ELECTRONICS INC.

Inventor： Seungryul Yang ,  Woosuk Ko

IPC: H04L29/06 ,  H04W4/40 ,  H04B7/26 ,  H04L29/08 ,  H04W4/02 ,  G06F40/263

Abstract: A method for receiving a multimedia content message by a vehicle to everything (V2X) communication apparatus, includes receiving a multimedia content message, and acquiring a multimedia content included in the multimedia content message or a content segment which is a part of the multimedia content, wherein the multimedia content message includes a header including a protocol version and a message ID, a management container including information of multimedia content message (MCM) management and multimedia content dissemination (MCD) protocol, a situation container including information for describing an event, a location container including information of the location of the event, and a multimedia container including the multimedia content.

公开(公告)号：US20210144415A1

公开(公告)日：2021-05-13

申请号：US17152438

申请日：2021-01-19

Applicant: LG ELECTRONICS INC.

Inventor： Jangwon Lee ,  Sejin Oh ,  Woosuk Ko ,  Kyoungsoo Moon ,  Sungryong Hong

IPC: H04N21/2381 ,  H04N21/8547 ,  H04L1/00 ,  H04N21/63 ,  H04B7/0413 ,  H04N21/462 ,  H04N21/2383 ,  H04H20/42 ,  H04H60/82 ,  H04H60/40 ,  H04N21/236 ,  H04N21/233 ,  H04N21/234 ,  H04N21/242

Abstract: Provided is a method for transmitting a broadcast signal. The method for transmitting a broadcast signal, according to the present invention, can be a broadcast content transmitting method, comprising the steps of: generating, by a first module, a first media stream for broadcast content wherein the first media stream includes a plurality of packets, and at least one of the packets includes time information; generating, by a second module, a second media stream for the broadcast content; transmitting, by a third module, the first media stream through a broadcast network; receiving, by a fourth module, a request for the second media stream from a receiver; and transmitting, by the fourth module, the second media stream to the receiver through the Internet network.

公开(公告)号：US20210083815A1

公开(公告)日：2021-03-18

申请号：US17107296

申请日：2020-11-30

Applicant: LG ELECTRONICS INC.

Inventor： Jongseob BAEK ,  Woosuk Ko ,  Sungryong Hong

IPC: H04L5/00 ,  H04B7/0413 ,  H04L27/26 ,  H04L1/00 ,  H04W4/06

Abstract: A method and an apparatus for transmitting broadcast signals thereof are disclosed. The apparatus for receiving broadcast signals, the apparatus comprises a receiver to receive the broadcast signals, a demodulator to demodulate the received broadcast signals by an OFDM (Orthogonal Frequency Division Multiplex) scheme, a frame parser to parse a signal frame from the demodulated broadcast signals, wherein the signal frame includes at least one service data, a time deinterleaver to time deinterleave each the service data, wherein the time deinterleaving is performed depending on a number of physical paths for each the service data, a damapper to demap the time deinterleaved data and a decoder to decode the demapped service data.

公开(公告)号：US10945050B2

公开(公告)日：2021-03-09

申请号：US16559144

申请日：2019-09-03

Applicant: LG ELECTRONICS INC.

Inventor： Seungryul Yang ,  Minsung Kwak ,  Woosuk Ko ,  Sungryong Hong ,  Kyoungsoo Moon

IPC: H04N21/8358 ,  H04L29/06 ,  H04N21/2362 ,  H04N21/2381 ,  H04N21/2389 ,  H04N21/643 ,  H04N21/61 ,  H04N21/443

Abstract: A broadcast signal transmission method is disclosed. The broadcast signal transmission method according to one embodiment of the present invention comprises the steps of: processing video data and audio data; encoding a broadcast service component, including the video data and audio data, and service layer signaling (SLS) information on the broadcast service component on the basis of a delivery protocol; subjecting the broadcast service component, the SLS information, and service list table (SLT) information to IP packetization; and subjecting the broadcast service component, the SLS information, and the SLT information to physical layer processing.