公开(公告)号：US10855738B2

公开(公告)日：2020-12-01

申请号：US16700732

申请日：2019-12-02

Applicant: LG ELECTRONICS INC.

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

IPC: H04L29/06 ,  H04N21/2343 ,  H04N21/2362 ,  H04N21/858 ,  H04N21/434

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 with respect to the broadcast service data, performing UDP/IP encapsulation of a broadcast service data and signaling information with respect to the broadcast service data and performing physical layer processing of a broadcast service data and signaling information with respect to the broadcast service data.

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：US10750217B2

公开(公告)日：2020-08-18

申请号：US16085531

申请日：2017-03-20

Applicant: LG ELECTRONICS INC.

Inventor： Minsung Kwak ,  Woosuk Kwon ,  Seungryul Yang ,  Woosuk Ko

IPC: H04N7/173 ,  H04N21/2381 ,  H04N21/236 ,  H04N21/2343 ,  H04N21/434 ,  H04L29/06

Abstract: Disclosed is a broadcast signal transmitting method. The broadcast signal transmitting method according to an embodiment of the present invention may comprise: generating low level signaling, LLS, information; encapsulating the LLS information into an IP packet; and generating a signal frame by physical layer processing the LLS information. The LLS information may comprise comprises LLS ID information identifying a type of the LLS information and the type of the LLS information may comprise at least one of EA information providing information related to emergency alert and screen clear information providing information related to screen clear.

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：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：US10582274B2

公开(公告)日：2020-03-03

申请号：US15119315

申请日：2016-03-08

Applicant: LG ELECTRONICS INC.

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

IPC: G06F15/16 ,  H04N21/6437 ,  H04L29/08 ,  H04N21/2362 ,  H04N21/242 ,  H04N21/462 ,  H04N21/235 ,  H04N21/236 ,  H04H60/07 ,  H04N21/43 ,  H04N21/27

Abstract: A method of processing transmission of a broadcast signal includes generating broadcast data for one or more broadcast services, generating first level signaling information including information for describing attribute for the one or more broadcast services, generating second level signaling information including information for listing the one or more broadcast services, generating link layer packets including the encoded broadcast data, the first level signaling information, and the second level signaling information, and generating a broadcast signal including the generated link layer packets.

公开(公告)号：US10469189B2

公开(公告)日：2019-11-05

申请号：US16113827

申请日：2018-08-27

Applicant: LG ELECTRONICS INC.

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

IPC: H04H20/71 ,  H04L29/06 ,  H04L29/08 ,  H04N19/89 ,  H04N21/235 ,  H04N21/236 ,  H04N21/61 ,  H04N21/84 ,  H04N21/2362

Abstract: A device with one or more processors for processing broadcast signals, the device including a depacketizing processor for extracting one or more delivery objects from one or more Layered Coding Transport (LCT) packets of the broadcast signals based on signaling information including mapping information, wherein the one or more LCT packet are used to transport the one or more delivery objects including service data for one or more broadcast services of the broadcast signals, wherein the one or more delivery object are carried in one or more transport sessions, wherein each LCT packet includes a header having a Transport Object Identifier (TOI) identifying a delivery object being carried in the each LCT packet, wherein the mapping information is used to establish a one-to-one mapping between the TOI and a uniform resource locator (URL) for the delivery object, wherein the one or more LCT packets and the signaling information are transmitted separately, wherein the header of each LCT packet further includes type information indicating whether a type of the delivery object being carried in the each LCT packet is a media segment type or an initialization segment type and a decoding processor for decoding the service data for the broadcast service.

公开(公告)号：US10454602B2

公开(公告)日：2019-10-22

申请号：US15307734

申请日：2016-01-05

Applicant: LG ELECTRONICS INC.

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

IPC: H04W4/90 ,  H04N21/81 ,  H04N21/61 ,  H04N7/08 ,  H04N21/478 ,  H04H20/59 ,  H04W4/06

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

公开(公告)号：US10362345B2

公开(公告)日：2019-07-23

申请号：US16003811

申请日：2018-06-08

Applicant: LG ELECTRONICS INC.

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

IPC: H04N21/236 ,  H04N21/2362 ,  H04N21/61 ,  H04N21/643

Abstract: A method for receiving a broadcast signal, performed by an apparatus for receiving the broadcast signal includes receiving the broadcast signal, wherein the broadcast signal includes one or more link layer packets, wherein the one or more link layer packets includes broadcast data for a broadcast service, service level signaling information describing characteristics of the broadcast service, and low level signaling information including information which is used to build a basic service listing, wherein the low level signaling information further includes service level signaling protocol information for indicating a type of delivery protocol of the service level signaling information, wherein the type of the delivery protocol corresponds to a Moving Picture Experts Group (MPEG) media transport (MMT) protocol or a real-time object delivery over unidirectional transport (ROUTE) protocol, and wherein the low level signaling information further includes destination Internet Protocol (IP) address for the service level signaling information, destination User Datagram Protocol (UDP) port number for the service level signaling information, and source IP address for the service level signaling information, parsing the low level signaling information, and parsing the service level signaling information.