公开(公告)号：US11159650B2

公开(公告)日：2021-10-26

申请号：US16672729

申请日：2019-11-04

Applicant: LG ELECTRONICS INC.

Inventor： Woosuk Kwon ,  Joonhee Yoon ,  Minsung Kwak

IPC: H04L29/06

Abstract: A broadcast signal transmission method comprises outputting an RoHC channel that includes one or more RoHC streams and a signaling table that includes information related to header compression by performing header compression for Internet Protocol (IP) packets, which include broadcast data, in accordance with an adaptation mode, a header of each IP packet including an IP header and a User Datagram Protocol (UDP) header, generating at least one first link layer packet that includes the RoHC channel and generating at least one second link layer packet that includes the signaling table, and physical layer processing the at least one first link layer packet and the at least one second link layer packet and transmitting through one or more Physical Layer Pipes (PLPs), wherein the signaling table includes adaptation mode information indicating the adaptation mode, and each RoHC stream in the RoHC channel includes RoHC packets.

公开(公告)号：US11133881B2

公开(公告)日：2021-09-28

申请号：US17001226

申请日：2020-08-24

Applicant: LG ELECTRONICS INC.

Inventor： Minsung Kwak ,  Somi Park ,  Joonhee Yoon

IPC: H04H60/07 ,  H04H20/93 ,  H04H60/73 ,  H04H60/40

Abstract: The present invention proposes a method of transmitting a broadcast signal. The method of transmitting a broadcast signal according to the present invention provides a system capable of supporting next-generation broadcast services in an environment supporting next-generation hybrid broadcast using terrestrial broadcast networks and the Internet. In addition, an efficient signaling method for covering terrestrial broadcast networks and the Internet in an environment supporting next-generation hybrid broadcast is proposed.

公开(公告)号：US11032016B2

公开(公告)日：2021-06-08

申请号：US16736059

申请日：2020-01-07

Applicant: LG ELECTRONICS INC.

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

IPC: H04L29/06 ,  H04L29/08 ,  H04H20/95 ,  H04L1/00

Abstract: A method for providing a broadcast service based on a broadcast network and a broadband network in a digital transmitter, includes generating multiple service components of the broadcast service and service layer signaling (SLS) information for the broadcast service; generating a service list table (SLT) for providing bootstrap information that allows a receiver to discover the SLS information for the broadcast service; transmitting a first signal comprising a first service component among the multiple service components, the SLS information and the SLT via the broadcast network, wherein the first service component is carried via a first Layered Coding Transport (LCT) channel included in a Real-time Object delivery over Unidirectional Transport (ROUTE) session, wherein the bootstrap information included in the SLT is used to represent a second LCT channel that carries the SLS information; and transmitting a second signal comprising a second service component among the multiple service components via the broadband network.

公开(公告)号：US10985852B2

公开(公告)日：2021-04-20

申请号：US16940165

申请日：2020-07-27

Applicant: LG ELECTRONICS INC.

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

IPC: H04H20/95 ,  H04N21/2383 ,  H04N21/236 ,  H04N21/438 ,  H04N21/434 ,  H04H60/73 ,  H04L29/06

Abstract: A broadcast signal transmission method includes encoding service data of a service and service layer signaling information that are delivered over a Real-Time Object Delivery over Unidirectional Transport (ROUTE) session, wherein the service layer signaling information includes Layered Coding Transport (LCT) channel information and Media Presentation Description (MPD) information for the service; encoding signaling information for one or more services including the service, wherein the signaling information includes one or more service element entries corresponding to the one or more services, wherein a service element entry corresponding to the service includes service information related to the service, and wherein the service information includes service identification information for identifying the service, first version information for indicating a change of the service information, channel information of the service and address information of the ROUTE session; and transmitting the encoded service data, the encoded service layer signaling information and the encoded signaling information.

公开(公告)号：US10826632B2

公开(公告)日：2020-11-03

申请号：US16450416

申请日：2019-06-24

Applicant: LG ELECTRONICS INC.

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

IPC: H04H20/71 ,  H04H20/72 ,  H04H20/42 ,  H04N21/434 ,  H04H20/81 ,  H04N7/16

Abstract: The present invention provides a method for transmitting a broadcasting signal. A method for transmitting a broadcasting signal according to the present invention suggests a system capable of supporting a next generation broadcasting service in an environment which supports a next generation hybrid broadcast using a terrestrial broadcast network and an internet network. Furthermore, in an environment which supports a next generation hybrid broadcast, suggested is an efficient signaling scheme which can embrace both a terrestrial broadcast network and an internet network.

公开(公告)号：US10743072B2

公开(公告)日：2020-08-11

申请号：US15914558

申请日：2018-03-07

Applicant: LG ELECTRONICS INC.

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

IPC: H04N21/472 ,  H04N21/2362 ,  H04N21/258 ,  H04N21/654 ,  H04N21/81 ,  H04N21/84 ,  H04N21/6547 ,  H04N21/43 ,  H04L1/00 ,  H04N21/235 ,  H04N21/254 ,  H04N21/262 ,  H04N21/4147 ,  H04N21/643

Abstract: A method for receiving a broadcast signal includes receiving the broadcast signal including physical layer signaling data, signaling data, content data and service guide information, decoding the physical layer signaling data, wherein the mapping information and the information supporting channel scanning and service acquisition are further decoded from the signal frame based on the decoded physical layer signaling data; decoding the content data and the service guide information; displaying an image representing that the alternative camera view is available for the broadcast service; detecting a user input selecting the displayed image for the alternative camera view; and displaying the video component for the alternative camera view on a display screen.

公开(公告)号：US10743044B2

公开(公告)日：2020-08-11

申请号：US16385803

申请日：2019-04-16

Applicant: LG ELECTRONICS INC.

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

IPC: H04N21/2312 ,  H04N21/2315 ,  H04N21/236 ,  H04N21/2368 ,  H04N21/24 ,  H04N21/278 ,  H04N21/418 ,  H04N21/426 ,  H04N21/438 ,  H04N21/4402 ,  H04N21/442 ,  H04N21/472 ,  H04N21/63 ,  H04N21/2362 ,  H04N21/41 ,  H04N21/45 ,  H04N21/258 ,  H04N21/482 ,  H04N21/462 ,  H04N21/234 ,  H04N21/235 ,  H04N21/2389 ,  H04N21/434 ,  H04N21/233 ,  H04N21/262 ,  H04N21/439 ,  H04N21/44 ,  H04N21/488 ,  H04N21/81

Abstract: An apparatus for receiving broadcast signals includes a receiver to receive broadcast signals including service guide fragments which are used to announce information for the broadcast signals, the service guide fragments including a service fragment describing a service of the broadcast signals and a content fragment describing a content of the service, the content fragment including an extension element having a component element describing a component included in the content and a capability element representing capabilities required for decoding and presenting the content, the component element an audio component element representing a role of an audio component of the content and a video component element representing a role of a video component of the content data, a decoder configured to decode the content and the service guide fragments; and a display unit configured to display the content with a sign language content.

公开(公告)号：US10736080B2

公开(公告)日：2020-08-04

申请号：US16343319

申请日：2017-06-20

Applicant: LG ELECTRONICS INC.

Inventor： Seungryul Yang ,  Minsung Kwak ,  Woosuk Ko

IPC: H04W72/00 ,  H04W28/02 ,  H04L12/18

Abstract: Disclosed is a broadcast signal transmission method. The broadcast signal transmission 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 for discovering and acquiring the at least one component of the broadcast service; generating service list table (SLT) information including bootstrap information for acquiring the SLS information; and performing physical layer processing of the at least one component, the SLS information, and the SLT information on the basis of a physical layer pipe (PLP).

公开(公告)号：US10727964B2

公开(公告)日：2020-07-28

申请号：US15327578

申请日：2015-09-03

Applicant: LG ELECTRONICS INC.

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

IPC: H04H20/95 ,  H04N21/2383 ,  H04N21/236 ,  H04N21/438 ,  H04N21/434 ,  H04H60/73 ,  H04L29/06

Abstract: The present invention provides a method for providing a broadcast service. A method by which a broadcast signal transmitter provides the broadcast service, according to the present invention, can comprise the steps of: encoding media data into a media stream; generating signaling information for signaling the media stream; multiplexing the encoded media stream and the signaling information; and transmitting a broadcast signal including the multiplexed media stream and signaling information.

公开(公告)号：US10666476B2

公开(公告)日：2020-05-26

申请号：US16279475

申请日：2019-02-19

Applicant: LG ELECTRONICS INC.

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

IPC: H04L27/26 ,  H04L29/06 ,  H04L29/08 ,  H04H20/33 ,  H04H60/73 ,  H04H60/25 ,  H04H60/32 ,  H04H60/76 ,  H04L5/00

Abstract: The present invention provides a method of transmitting a broadcast signal. The method of transmitting a broadcast signal according to the present invention provides a system capable of supporting future broadcast services in environments supporting next-generation hybrid broadcast using terrestrial broadcast networks and the Internet. In addition, efficient signaling methods capable of covering both terrestrial broadcast networks and the Internet in environments supporting future hybrid broadcast are provided.