公开(公告)号：US10887635B2

公开(公告)日：2021-01-05

申请号：US16847779

申请日：2020-04-14

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: A broadcast receiver includes a tuner configured to receive a broadcast signal; a frequency deinterleaver configured to frequency deinterleave data in the broadcast signal based on an address generator; a time deinterleaver configured to time deinterleave a Time Interleaving (TI) block including the frequency deinterleaved data, the TI block including one or more Forward Error Correction (FEC) blocks interleaved by a TI scheme, the TI scheme including linear-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: one or more components included in a content of a service and content information describing the content, the content information including 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 audio component including visually impaired, and first information for rapid channel scans and service acquisition and second information describing mappings between Data Pipes (DPs) and the service and information identifying a DP for the second information; and a display 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：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：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：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：US10674232B2

公开(公告)日：2020-06-02

申请号：US15486608

申请日：2017-04-13

Applicant: LG ELECTRONICS INC.

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

IPC: H04N21/81 ,  H04N7/08 ,  H04N7/015 ,  H04N21/6547 ,  H04N21/2362 ,  H04N21/61 ,  H04N21/858

Abstract: A method for executing an application in a broadcasting receiver according to an embodiment of the present invention comprises the steps of: receiving application signaling information including information on an application; parsing application URL information including a URL where a specific application can be acquired, from the application signaling information; receiving one or more application content items relating to an application identified by the application URL information; and storing the received application content items.

公开(公告)号：US10666993B2

公开(公告)日：2020-05-26

申请号：US15034718

申请日：2015-04-27

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: The present invention provides a method for transmitting a broadcast signal. A broadcast receiver, according to one embodiment of the present invention, comprises: a broadcast signal interface, which receives a broadcast signal comprising broadcast content, which includes one or more components, and a component element which describes the one more components; a control unit for parsing the component element and decoding the broadcast content by referencing the parsed component element, wherein the component element comprises a capability element describing capabilities of a broadcast receiver required for processing the component; and a display unit for displaying the broadcast content which has been decoded.

公开(公告)号：US10659191B2

公开(公告)日：2020-05-19

申请号：US16203141

申请日：2018-11-28

Applicant: LG ELECTRONICS INC.

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

IPC: H04L1/00 ,  H04N21/235 ,  H04N21/236 ,  H04N21/2383 ,  H04L29/06

Abstract: A method for transmitting a broadcast signal by a broadcast transmitter, the method includes generating service layer signaling information describing characteristics of a broadcast service; generating service list signaling information for listing one or more broadcast services, the service list signaling information including information for obtaining the service layer signaling information, the service list signaling information further including first capability information identifying capabilities needed to decode and present broadcast contents for the one or more broadcast services listed in the service list signaling information, the service list signaling information further including service identifying information identifying the broadcast service, and the service list signaling information further including second capability information identifying capabilities needed to decode and present broadcast contents for the broadcast service identified by the service identifying information; and transmitting the broadcast signal including the service layer signaling information and the service list signaling information.