公开(公告)号：US10897636B2

公开(公告)日：2021-01-19

申请号：US15110885

申请日：2015-04-08

Applicant: LG ELECTRONICS INC.

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

IPC: H04N7/173 ,  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：US10834375B2

公开(公告)日：2020-11-10

申请号：US16451717

申请日：2019-06-25

Applicant: LG ELECTRONICS INC.

Inventor： Sejin Oh

IPC: H04N7/12 ,  H04N13/178 ,  H04N13/161

Abstract: A 360-degree video data processing method performed by a 360-degree video reception apparatus according to an embodiment of the present invention includes: receiving information on 360-degree video data; obtaining information on an encoded picture and metadata from the information on the 360-degree video data; decoding the encoded picture based on the information on the encoded picture; and rendering the decoded picture based on the metadata, wherein the metadata comprises a dynamic global coordinate system rotation flag representing whether relative rotation angles between a common reference coordinate system of a dynamic viewpoint and a global coordinate system are changed.

公开(公告)号：US10827216B2

公开(公告)日：2020-11-03

申请号：US16405366

申请日：2019-05-07

Applicant: LG ELECTRONICS INC.

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

IPC: H04N21/434 ,  H04N21/236 ,  H04N21/2385 ,  H04L29/06 ,  H04L12/18 ,  G11B27/10 ,  H04N21/234 ,  H04N21/643 ,  H04N21/845 ,  H04N21/854 ,  H04N21/61 ,  H04H20/28 ,  H04H60/73

Abstract: An apparatus for receiving a broadcast signal, includes a receiver configured to receive the broadcast signal, a parser configured to parse signaling information for a service scan included in the broadcast signal, a link layer processor configured to process a link layer packet included in the broadcast signal, and an audio/video (A/V) processor configured to present broadcast contents based on the signaling information for the service scan and the link layer packet.

公开(公告)号：US10771600B2

公开(公告)日：2020-09-08

申请号：US16051928

申请日：2018-08-01

Applicant: LG ELECTRONICS INC.

Inventor： Woosuk Kwon ,  Sejin Oh ,  Kyoungsoo Moon

IPC: H04L29/08 ,  H04L29/06 ,  H04N21/2362 ,  H04N21/2381 ,  H04N21/414 ,  H04N21/434 ,  H04N21/435 ,  H04N21/438 ,  H04N21/61 ,  H04N21/643

Abstract: A method includes compressing headers of Internet Protocol (IP) packets in an IP packet stream to output a compressed IP packet stream, wherein the compressed IP packet stream includes Initialization Refresh (IR) packets, a first group of IR-dynamic packets, and compressed IP packets, extracting context information from the compressed IP packet stream, building signaling information including the context information, encapsulating the signaling information into one or more link layer packets of a first group and the compressed IP packet stream into link layer packets of a second group that are distinct from the one or more link layer packets of the first group, and transmitting broadcast signals including the one or more link layer packets of the first group and the link layer packets of the second group that correspond to a plurality of data pipes.

公开(公告)号：US10757392B2

公开(公告)日：2020-08-25

申请号：US16702621

申请日：2019-12-04

Applicant: LG ELECTRONICS INC.

Inventor： Soojin Hwang ,  Sejin Oh ,  Tung Chin Lee

IPC: H04N7/18 ,  H04N13/183 ,  H04N21/845 ,  H04N21/488 ,  H04N19/70 ,  H04N13/156 ,  H04N21/81 ,  H04N13/194 ,  H04N13/178 ,  H04N13/128 ,  H04N19/88 ,  H04N13/161

Abstract: The present invention suggests a method of providing subtitles for a 360 content, the method comprising: generating 360 video data captured by at least one camera; stitching the 360 video data; projecting the 360 video data to a 2D image; encoding the 2D image into a video stream; generating a 360 subtitle Supplemental Enhancement Information (SEI) message for signaling a subtitle for the 360 content; inserting the 360 subtitle SEI message into the video stream; and generating a broadcast signal including the video stream, and transmitting the broadcast signal.

公开(公告)号：US20200245125A1

公开(公告)日：2020-07-30

申请号：US16846125

申请日：2020-04-10

Applicant: LG ELECTRONICS INC.

Inventor： Jinwon LEE ,  Sejin Oh ,  Kyoungsoo Moon ,  Seungjoo An ,  Woosuk Ko ,  Sungryong Hong

IPC: H04W4/90 ,  H04W4/06 ,  H04L29/08 ,  H04H20/59 ,  H04H20/08 ,  H04W4/80

Abstract: Provided is a broadcast receiving device receiving a broadcast service interoperating with a companion device. The broadcast receiving device includes: an IP communication unit configured to establish a pairing session with the companion device; a broadcast communication unit configured to receive an emergency alert message including an emergency alert alerting a disaster situation on the basis of the broadcast service; and a control unit configured to transmit information on the emergency alert message to the companion device.

公开(公告)号：US10728369B2

公开(公告)日：2020-07-28

申请号：US16743542

申请日：2020-01-15

Applicant: LG ELECTRONICS INC.

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

IPC: H04L29/06 ,  H04N21/434 ,  H04L29/08 ,  H04N21/2383 ,  H04H20/33 ,  H04N21/6336 ,  H04N21/2362

Abstract: A method for transmitting a broadcast signal includes generating a packet carrying a broadcast service and service signaling information, and a packet carrying fast information for supporting rapid service scans and service acquisition, the fast information including identification information for identifying the broadcast service, service category information representing a category of the broadcast service and hidden information representing whether or not the broadcast service is related to a test service; generating a robust header compression (RoHC) packet by compressing a header of each packet, and signaling information including context information generated from the compressing the header of each packet; and transmitting a RoHC packet stream comprising the RoHC packet through a first Physical Layer Pipe (PLP), and the signaling information through a second PLP which is separate from the first PLP.

公开(公告)号：US10721505B2

公开(公告)日：2020-07-21

申请号：US15540551

申请日：2016-01-19

Applicant: LG Electronics Inc.

Inventor： Sejin Oh ,  Woosuk Ko ,  Sungryong Hong

IPC: H04N21/2362 ,  H04N21/236 ,  H04N7/08 ,  H04N21/8352 ,  H04N21/858 ,  H04L12/18 ,  H04L29/12 ,  H04L29/06 ,  H04L29/08

Abstract: The present invention proposes a method for transmitting a broadcast signal. The method for transmitting a broadcast signal according to the present invention proposes a system which may support a next generation broadcast service, in an environment supporting next generation hybrid broadcast that uses a terrestrial broadcast network and an internet network. Further, the present invention proposes an efficient signaling method which can cover both the terrestrial broadcast network and the internet network, in an environment supporting next generation hybrid broadcast.

公开(公告)号：US10715859B2

公开(公告)日：2020-07-14

申请号：US15121712

申请日：2015-10-12

Applicant: LG ELECTRONICS INC.

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

IPC: H04N5/445 ,  H04N21/434 ,  H04H60/72 ,  H04N7/08 ,  H04N7/12 ,  H04N21/61 ,  H04N21/235 ,  H04N21/462 ,  H04N7/085 ,  H04N21/2362 ,  H04N21/2665 ,  H04N21/435 ,  H04N21/482 ,  H04N21/643

Abstract: A broadcast reception method includes: receiving a broadcast signal including service data and signaling information for a service, wherein the signaling information includes first signaling information for acquisition of the service, wherein the signaling information includes second signaling information including bootstrap information for the service; acquiring the service data on the basis of the signaling information; and decoding the service data, wherein the signaling information includes electronic service guide (ESG) bootstrap information for ESG data.

公开(公告)号：US10666549B2

公开(公告)日：2020-05-26

申请号：US15747669

申请日：2016-07-26

Applicant: LG ELECTRONICS INC.

Inventor： Sejin Oh ,  Jongyeul Suh ,  Soojin Hwang

IPC: H04L12/761 ,  H04H60/63 ,  H04L29/06 ,  H04N21/2362 ,  H04W4/06 ,  H04H60/07 ,  H04H20/72 ,  H04L12/18 ,  H04L12/707 ,  H04L29/08 ,  H04H60/73

Abstract: The present invention provides a method for transmitting a broadcast signal. The method for transmitting a broadcast signal according to the present invention provides a system that supports a next-generation broadcasting service in an environment supporting next-generation hybrid broadcasting using a terrestrial broadcasting network and the Internet network. In addition, the present invention provides an efficient signalling method that can accommodate both a terrestrial broadcasting network and the Internet network in an environment supporting next-generation hybrid broadcasting.