公开(公告)号：US11095926B2

公开(公告)日：2021-08-17

申请号：US16530255

申请日：2019-08-02

Applicant: LG ELECTRONICS INC.

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

IPC: H04N21/2362 ,  H04N21/2343 ,  H04H60/07 ,  H04H60/73 ,  H04N21/234 ,  H04N21/236 ,  H04N21/2383 ,  H04N21/6332 ,  H04L29/12 ,  H04L29/06 ,  H04N21/643 ,  H04N21/858

Abstract: A method of processing data in a receiving apparatus is discussed. The method includes receiving a broadcast signal including low level signaling data; parsing the low level signaling data included in the broadcast signal; obtaining the bootstrap information from the parsed low level signaling data; and discovering the service layer signaling information based on the obtained bootstrap information included in the parsed low level signaling data.

公开(公告)号：US20210235135A1

公开(公告)日：2021-07-29

申请号：US17164310

申请日：2021-02-01

Applicant: LG Electronics Inc.

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

IPC: H04N21/238 ,  H04N21/43 ,  H04N21/462 ,  H04N21/61 ,  H04N21/8547 ,  H04N21/63

Abstract: The present invention relates to an apparatus for supporting hybrid broadcasting in a digital broadcasting system. The present invention provides an apparatus for receiving a broadcast content via one or more networks. The apparatus comprises a broadcast network interface for receiving a broadcast stream including a first portion of the broadcast content via a broadcast network; a heterogeneous network interface for receiving a heterogeneous stream including a second portion of the broadcast content via a heterogeneous network; and wherein the broadcast stream further includes timeline reference signaling information containing metadata for synchronizing streams transmitted via the one or more networks, and wherein the timeline reference signaling information includes at least one timeline reference information reconstituting timeline of at least one of the broadcast stream and the heterogeneous stream, a processor for configuring the broadcast content using the broadcast stream and the heterogeneous stream based on the timeline reference signaling information. The present invention is effective in easily synchronizing transport streams transmitted through each of heterogeneous networks.

公开(公告)号：US11070858B2

公开(公告)日：2021-07-20

申请号：US16871627

申请日：2020-05-11

Applicant: LG ELECTRONICS INC.

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

IPC: H04N21/236 ,  H04N21/6437 ,  H04N21/845 ,  H04L29/06

Abstract: A broadcast transmitter for processing a broadcast signal is discussed. The broadcast transmitter includes a packetizer to generate transport packets based on a Layered Coding Transport (LCT) format, wherein the transport packets are used to transport at least one delivery object and signaling data; and a transmitter to transmit the broadcast signal comprising the transport packets, wherein the signaling data includes a real-time attribute which is a boolean flag that is set to true when the transport packets carry a real-time content that is comprised of the at least one delivery object, and wherein a header of at least one transport packet of the transport packets includes codepoint information for indicating a type of a payload that is carried by the at least one transport packet, transport object identifier information for identifying the at least one delivery object, and information for identifying a starting position of a fragment of the delivery object carried in the at least one transport packet.

公开(公告)号：US11039183B2

公开(公告)日：2021-06-15

申请号：US16522284

申请日：2019-07-25

Applicant: LG ELECTRONICS INC.

Inventor： Sangchul Moon ,  Woosuk Ko ,  Sungryong Hong ,  Jinwoo Kim ,  Jongwoong Shin

IPC: H04L1/00 ,  H04N21/2362 ,  H04L27/26 ,  H04N21/236 ,  H04N21/2381 ,  H04N21/2383 ,  H04N21/414 ,  H04N21/434 ,  H04N21/438 ,  H04N21/61 ,  H03M13/11 ,  H03M13/27 ,  H03M13/00 ,  H04B7/0456 ,  H04L5/00

Abstract: The present invention provides an apparatus of transmitting broadcast signals, the apparatus including, an encoder for encoding service data, a frame builder for building at least one signal frame by mapping the encoded service data, a modulator for modulating data in the built at lease one signal frame by an Orthogonal Frequency Division Multiplexing, OFDM, scheme and a transmitter for transmitting the broadcast signals having the modulated data.

公开(公告)号：US20210105534A1

公开(公告)日：2021-04-08

申请号：US17091491

申请日：2020-11-06

Applicant: LG Electronics Inc.

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

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

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：US10972327B2

公开(公告)日：2021-04-06

申请号：US16783606

申请日：2020-02-06

Applicant: LG ELECTRONICS INC.

Inventor： Jinyong Choi ,  Woosuk Ko ,  Sangchul Moon ,  Sungryong Hong

IPC: H04L27/26 ,  H04B7/0456 ,  H04H20/33 ,  H04B7/0413 ,  H04B7/10 ,  H04L1/06 ,  H04B7/08 ,  H04B7/06 ,  H04L1/00 ,  H04L5/00

Abstract: A method and an apparatus for transmitting broadcast signals thereof are disclosed. The method for transmitting broadcast signals, the method comprises encoding service data, encoding signaling data, MIMO (Multiple-Input and Multiple-Output) precoding the encoded service data, building at least one signal frame including the MIMO precoded service data and the encoded signaling 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：US10952035B2

公开(公告)日：2021-03-16

申请号：US16453376

申请日：2019-06-26

Applicant: LG ELECTRONICS INC.

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

IPC: H04W4/06 ,  H04L1/00 ,  H04H20/00 ,  H04L29/06 ,  H04N21/2362 ,  H04N21/2383 ,  H04N21/643 ,  H04B7/0413 ,  H04H60/07

Abstract: A method of transmitting broadcast signals, includes link processing input packets to generate link layer packets, wherein a link layer packet of the link layer packets includes a header and a payload, wherein the payload of the link layer packet includes a segment of an input packet or concatenated input packets, wherein the header of the link layer packet includes a first field for identifying whether the payload includes the segment or the concatenated input packets, and wherein the header further includes a second field for identifying a number of the concatenated input packets and third fields that are inserted to the header in the same order as the concatenated input packets present in the payload in response to the first field representing that the payload includes the concatenated input packets; physical processing the link layer packets into the broadcast signals; and transmitting the broadcast signals.

公开(公告)号：US10939147B2

公开(公告)日：2021-03-02

申请号：US16732693

申请日：2020-01-02

Applicant: LG ELECTRONICS INC.

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

IPC: H04N7/173 ,  H04N21/2362 ,  H04N21/41 ,  H04N21/45 ,  H04N21/258 ,  H04N21/482 ,  H04N21/462 ,  H04N21/234 ,  H04N21/235 ,  H04N21/472 ,  H04N21/2389 ,  H04N21/434 ,  H04N21/233 ,  H04N21/262 ,  H04N21/439 ,  H04N21/44 ,  H04N21/488 ,  H04N21/81

Abstract: An apparatus for receiving a broadcast signal includes a tuner configured to receive a broadcast signal; a time deinterleaver configured to time deinterleave a Time Interleaving (TI) block in the broadcast signal, the TI block including one or more Forward Error Correction (FEC) blocks interleaved by a TI scheme, the TI scheme including column-writing one or more FEC blocks in a memory and diagonal-reading the one or more FEC block based on the TI block by skipping one or more virtual FEC blocks that are ahead of the one or more FEC blocks in the TI block; a decoder configured to decode the broadcast signal, the decoded broadcast signal including a signal frame including first symbols including first information for representing whether or not emergency information is included in the signal frame, a second symbol for physical layer parameters following the first symbols, the second symbol including second information for representing whether or not fast channel scan information for the broadcast signal is included in the signal frame, and third symbols, that follows the second symbol, including one or more components included in a content of a service and component information including role information for at least one of an audio component, a video component or a closed caption component of the one or more components, the role information for the video component including at least one of a sign language insert or an alternative view; and a displayer configured to display information related to the content based on the role information of the one or more components of the content in the decoded broadcast signal.

公开(公告)号：US10893304B2

公开(公告)日：2021-01-12

申请号：US15818129

申请日：2017-11-20

Applicant: LG ELECTRONICS INC.

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

IPC: H04N21/2343 ,  H04N21/84 ,  H04H20/28 ,  H04H20/93 ,  H04N21/2362 ,  H04N21/6338 ,  H04N21/6408 ,  H04N21/6437 ,  H04N21/61

Abstract: An apparatus for receiving a broadcast signal includes a tuner configured to receive a broadcast signal, the broadcast signal including service components of a broadcast service, service signaling information signaling the broadcast service and a service list table including information for bootstrapping the service signaling information; a hardware processor configured to parse the broadcast signal and obtain the service list table, the service signaling information and the service components of the broadcast service, wherein the service signaling information includes first session description data and second session description data, wherein the first session description data includes IP/UDP information identifying a Real-Time Object Delivery over Unidirectional Transport (ROUTE) session in the broadcast signal, and the second session description data for the identified ROUTE session includes Transport Session Identifiers (TSIs) for identifying Layered Coding Transport (LCT) channels that carry the service components delivered through the identified ROUTE session.

公开(公告)号：US20200382830A1

公开(公告)日：2020-12-03

申请号：US16998996

申请日：2020-08-20

Applicant: LG ELECTRONICS INC.

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

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

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.