公开(公告)号：US10440447B2

公开(公告)日：2019-10-08

申请号：US15765761

申请日：2016-10-06

Applicant: LG ELECTRONICS INC.

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

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

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.

公开(公告)号：US10405148B2

公开(公告)日：2019-09-03

申请号：US15442805

申请日：2017-02-27

Applicant: LG ELECTRONICS INC.

Inventor： Jinwon Lee ,  Seungryul Yang ,  Sejin Oh ,  Woosuk Ko ,  Seungjoo An ,  Kyoungsoo Moon ,  Sungryong Hong

IPC: H04W4/06 ,  H04H20/59 ,  H04W4/12 ,  H04W4/90

Abstract: A broadcast receiving apparatus may comprise: a broadcast interface for receiving a broadcast signal comprising an emergency alert message and signaling information indicating metadata for the emergency alert message; a control unit for generating an emergency alert multicast message comprising attributes of the emergency alert message on the basis of the broadcast signal; and a companion screen interface for transferring the emergency alert multicast message to at least one companion screen device in a multicast mode.

公开(公告)号：US10405046B2

公开(公告)日：2019-09-03

申请号：US15317364

申请日：2015-06-09

Applicant: LG ELECTRONICS INC.

Inventor： Minsung Kwak ,  Woosuk Ko ,  Seungryul Yang ,  Kyoungsoo Moon ,  Seungjoo An ,  Jinwon Lee ,  Sungryong Hong

IPC: H04N7/173 ,  H04N21/472 ,  H04L1/00 ,  H04N21/235 ,  H04N21/254 ,  H04N21/262 ,  H04N21/84 ,  H04N21/643 ,  H04N21/2362 ,  H04N21/258 ,  H04N21/6547 ,  H04N21/81 ,  H04N21/43 ,  H04N21/4147

Abstract: One embodiment of the present invention provides a method and a device for transmitting and receiving service guide information. The service guide information transmission method, according to one embodiment of the present invention, comprises the steps of: generating service guide information including information on broadcast service and content; encoding the generated service guide information; and transmitting the encoded service guide information.

公开(公告)号：US10396951B2

公开(公告)日：2019-08-27

申请号：US15971900

申请日：2018-05-04

Applicant: LG ELECTRONICS INC.

Inventor： Jongseob Baek ,  Seoyoung Back ,  Woosuk Ko ,  Sungryong Hong

IPC: H04B7/12 ,  H04L5/00 ,  H04L1/00 ,  H04L27/14 ,  H04L27/26 ,  H04L27/12 ,  H04W4/06 ,  H04H40/09 ,  H04H20/28

Abstract: A method and an apparatus for transmitting broadcast signals thereof are disclosed. The apparatus for transmitting broadcast signals, the apparatus comprises an encoder to encode service data, a mapper to map the encoded service data, a time interleaver to time interleave the mapped service data, wherein the time interleaving is performed depending on number of physical paths for the service data, a frame builder to build at least one signal frame including the time interleaved service 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.

公开(公告)号：US20190260809A1

公开(公告)日：2019-08-22

申请号：US16400153

申请日：2019-05-01

Applicant: LG ELECTRONICS INC.

Inventor： Minsung KWAK ,  Jangwon Lee ,  Kyoungsoo Moon ,  Woosuk Ko ,  Sungryong Hong

IPC: H04L29/06 ,  G06F16/95 ,  H04L29/08 ,  H04H60/07 ,  H04H20/42 ,  H04N21/434 ,  H04N21/2362 ,  H04H20/72 ,  H04L5/00

Abstract: A broadcast transmission method includes generating service data for a service, generating service layer signaling data, the service layer signaling data including first signaling data, second signaling data and third signaling data, the first signaling data including reference information referring to the second signaling data and the third signaling data, the second signaling data including a description of a component of the service, and the third signaling data including acquisition information of the component related to the service, and transmitting a broadcast signal including the service data and the service layer signaling data.

公开(公告)号：US10382173B2

公开(公告)日：2019-08-13

申请号：US15772692

申请日：2016-03-17

Applicant: LG ELECTRONICS INC.

Inventor： Jaeho Hwang ,  Sungryong Hong

IPC: H04L5/00 ,  H04L12/18 ,  H04L29/12

Abstract: A method of receiving broadcast signals according to an embodiment of the present invention may comprise the steps of: receiving broadcast signals; demodulating the received broadcast signals by an orthogonal frequency division multiplex (OFDM) method; parsing at least one signal frame from the demodulated broadcast signals, wherein the at least one signal frame includes service data and signaling data corresponding to at least one physical path; decoding the service data included in the at least one signal frame; and encapsulating a baseband packet including the decoded service data and outputting a container packet.

公开(公告)号：US10367673B2

公开(公告)日：2019-07-30

申请号：US15599873

申请日：2017-05-19

Applicant: LG ELECTRONICS INC.

Inventor： Yonghak Suh ,  Sangchul Moon ,  Jongwoong Shin ,  Woosuk Ko ,  Sungryong Hong

IPC: H04L1/00 ,  H04L5/00 ,  H03M13/11 ,  H03M13/27 ,  H04L27/12 ,  H04L27/26

Abstract: A method for transmitting broadcast signals, the method includes encoding service data; parity interleaving parity bits of the encoded service data; group-wise interleaving bit groups included in the parity interleaved service data according to a permutation order; block interleaving the group-wise interleaved bit groups with a set including a number of bit groups, wherein the number of bit groups included in the set corresponds to a modulation order, wherein the block interleaving includes row-wise writing bits of the group-wise interleaved bit groups in the set; and column-wise reading 1 bit from each row of the set; building at least one signal frame including the block interleaved service data; modulating data in the built at least one signal frame by an OFDM (Orthogonal Frequency Division Multiplex) scheme; and transmitting the broadcast signals having the modulated data.

公开(公告)号：US10356490B2

公开(公告)日：2019-07-16

申请号：US15711089

申请日：2017-09-21

Applicant: LG ELECTRONICS INC.

Inventor： Seungjoo An ,  Kyoungsoo Moon ,  Jinwon Lee ,  Woosuk Ko ,  Sejin Oh ,  Donghyun Kang ,  Sungryong Hong

IPC: H04N21/81 ,  H04N21/235 ,  H04N21/2389 ,  H04N21/41 ,  H04N21/462 ,  H04N21/8358 ,  H04N21/858 ,  H04N21/2383 ,  H04N21/643 ,  H04N21/8547 ,  H04H20/93 ,  H04H60/13

Abstract: A method of providing a broadcast content, comprising: receiving a broadcast content from an external input source, the broadcast content derived from a broadcast stream, wherein the broadcast content includes a plurality of watermarks carrying fragments of full watermark information, wherein the full watermark information includes first URL data and second URL data, the first URL data including signaling bits which identify a portion of a final URL, the second URL data including the rest of the final URL, wherein values of the signaling bits are pre-assigned to specific URL strings, wherein the full watermark information further includes type information and point information, the type information specifying type of a corresponding watermark, and the point information identifying where the corresponding watermark is embedded in the broadcast content; extracting the watermarks from the broadcast content; re-assembling the full watermark information using the watermarks.

公开(公告)号：US10356132B2

公开(公告)日：2019-07-16

申请号：US15119347

申请日：2016-02-29

Applicant: LG ELECTRONICS INC.

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

IPC: G06F15/16 ,  H04N5/455 ,  H04L29/06 ,  H04N21/858 ,  H04N21/41 ,  H04N21/482 ,  H04N21/2343 ,  H04N21/235 ,  H04L29/08 ,  H04N21/2362 ,  H04N21/643 ,  H04N21/845

Abstract: The present invention proposes a method of transmitting a broadcast signal. The method of transmitting the broadcast signal according to the present invention proposes a system capable of supporting a next-generation broadcast service in an environment that supports next-generation broadcasting using a terrestrial broadcast network and an Internet protocol network. In addition, the present invention proposes an efficient signaling scheme for both the terrestrial broadcasting network and the Internet protocol network in the environment that supports next-generation broadcasting.

公开(公告)号：US20190207795A1

公开(公告)日：2019-07-04

申请号：US16293361

申请日：2019-03-05

Applicant: LG ELECTRONICS INC.

Inventor： Jongseob Baek ,  Woosuk Ko ,  Sungryong Hong

IPC: H04L27/26 ,  H04W72/04 ,  H04L5/00 ,  H04L1/00 ,  H04L1/04

Abstract: Disclosed herein is a method of receiving a broadcast signal. The method comprises receiving the broadcast signal; an Orthogonal Frequency Division Multiplexing (OFDM) demodulating on the received broadcast signal; parsing at least one signal frame from the demodulated broadcast signal to extract service data or service component data; converting the service data or service component data into bits; decoding the converted bits; and outputting a data stream comprising the decoded bits.