公开(公告)号：US11758205B2

公开(公告)日：2023-09-12

申请号：US17374639

申请日：2021-07-13

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 ,  H04L61/5007 ,  H04L69/16 ,  H04N21/643 ,  H04N21/858

CPC classification number: H04N21/2362 ,  H04H60/07 ,  H04H60/73 ,  H04L61/5007 ,  H04L69/16 ,  H04N21/234 ,  H04N21/236 ,  H04N21/2343 ,  H04N21/2383 ,  H04N21/6332 ,  H04N21/64322 ,  H04N21/8586

Abstract: A method of processing data in a digital receiving apparatus, the method including receiving a broadcast signal including low level signaling data, wherein the low level signaling data is carried via a specific data pipe (DP), wherein the low level signaling data includes service category information, the service category information is used to identify an AV service, an audio only service or an ESG (electronic service guide) service, wherein the low level signaling data is used to provide bootstrap information that allows the receiving apparatus to discover at least one service layer signaling information, wherein the bootstrap information includes URL data for a first service layer signaling information when the first service layer signaling information is transmitted via a broadband network, and wherein the bootstrap information includes a destination user datagram protocol (UDP) port number and a destination internet protocol (IP) address for a second service layer signaling information when the second service layer signaling information is transmitted via a broadcast network; and parsing the low level signaling data included in the broadcast signal, wherein the low level signaling data is parsed, and then the first service layer signaling information or the second service layer signaling information is processed.

公开(公告)号：US11575869B2

公开(公告)日：2023-02-07

申请号：US17038880

申请日：2020-09-30

Applicant: LG ELECTRONICS INC.

Inventor： Hyejung Hur ,  Sejin Oh ,  Soojin Hwang ,  Jangwon Lee

IPC: H04N19/162 ,  H04N19/169 ,  H04N19/187 ,  H04N19/33 ,  H04N19/62 ,  H04N13/178 ,  H04N13/161 ,  H04N5/278

Abstract: A 360 image data processing method performed by a 360 video receiving device, according to the present invention, comprises the steps of: receiving 360 image data; acquiring information and metadata on an encoded picture from the 360 image data; decoding the picture on the basis of the information on the encoded picture; and rendering the decoded picture and an overlay on the basis of the metadata, wherein the metadata includes overlay-related metadata, the overlay is rendered on the basis of the overlay-related metadata, and the overlay-related metadata includes information on a region of the overlay.

公开(公告)号：US11483597B2

公开(公告)日：2022-10-25

申请号：US17097599

申请日：2020-11-13

Applicant: LG ELECTRONICS INC.

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

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

Abstract: A digital receiver for processing a broadcast signal includes a receiving module configured to receive the broadcast signal. Further, the broadcast signal includes service components of a broadcast service, service layer signaling (SLS) information for the broadcast service and a service list table for providing bootstrap information, and the service components include at least one of audio or video data. Further, the bootstrap information is different based on a type of delivery protocol of the SLS information, and the type of delivery protocol corresponds to either a Real-time Object delivery over Unidirectional Transport (ROUTE) protocol or a Moving Picture Experts Group (MPEG) Media Transport Protocol (MMTP). The digital receiver also includes a processor configured to process the service list table, the SLS information and the service components of the broadcast service.

公开(公告)号：US11336862B2

公开(公告)日：2022-05-17

申请号：US17387675

申请日：2021-07-28

Applicant: LG ELECTRONICS INC.

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

IPC: H04N7/088 ,  H04N21/235 ,  H04N21/236 ,  H04L1/00 ,  H04L29/08 ,  H04N21/434 ,  H03M13/00 ,  H03M13/25 ,  H03M13/29 ,  H03M13/27 ,  H03M13/11 ,  H04L29/06 ,  H04N21/2362 ,  H04N21/2665 ,  H04N21/858 ,  H04W4/06 ,  H04L1/04 ,  H03M13/15 ,  H04L67/02 ,  H04L65/611 ,  H04L65/60 ,  H04L65/65 ,  H04L65/80 ,  H04L67/146

Abstract: A method for transmitting a broadcast signal according to an embodiment of the present invention comprises generating service layer signaling information for discovery and acquisition of a broadcast service and a content component of the broadcast service; generating service list information including for service list building and discovery of the service layer signaling information; and physical layer processing of the service list information, service layer signaling information, and content component.

公开(公告)号：US11184409B2

公开(公告)日：2021-11-23

申请号：US16913584

申请日：2020-06-26

Applicant: LG ELECTRONICS INC.

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

IPC: H04L29/06 ,  H04L29/08 ,  H04H20/72 ,  H04N21/2362 ,  H04N21/434 ,  H04H20/42 ,  H04H60/07 ,  G06F16/95 ,  H04H60/72 ,  H04L5/00 ,  H04L29/12

Abstract: A broadcast transmission method includes generating service data for a service, generating service layer signaling data, the service layer signaling data including first signaling data, second signaling data and third signaling data, the first signaling data including reference information referring to the second signaling data and the third signaling data, the second signaling data including a description of a component of the service, and the third signaling data including acquisition information of the component related to the service, and transmitting a broadcast signal including the service data and the service layer signaling data.

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：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：US10991066B2

公开(公告)日：2021-04-27

申请号：US15685204

申请日：2017-08-24

Applicant: LG Electronics Inc.

Inventor： Jangwon Lee ,  Sejin Oh ,  Jongyeul Suh

IPC: G06T3/00 ,  H04N19/85 ,  H04N19/597 ,  H04N19/88 ,  H04N1/00

Abstract: According to an aspect of the present invention, a method for transmitting omnidirectional video is disclosed. The method of transmitting omnidirectional video according to an embodiment of the present invention includes acquiring an image for the omnidirectional video, projecting the image for the omnidirectional video onto a 3D projection structure, packing the image projected onto the 3D projection structure in a 2D frame, encoding the image packed into the 2D frame, and transmitting a data signal containing the encoded image and metadata about the omnidirectional video.

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：US10790917B2

公开(公告)日：2020-09-29

申请号：US15885274

申请日：2018-01-31

Applicant: LG ELECTRONICS INC.

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

IPC: G06F15/16 ,  H04H20/59 ,  H04N21/235 ,  H04N21/61 ,  H04N21/488 ,  H04N21/41 ,  H04N21/27 ,  H04L29/06 ,  H04N21/43 ,  H04N21/858 ,  H04L29/08

Abstract: A method for providing a broadcast service by a primary device (PD) includes performing a discovery process with a companion device (CD) application executed in a CD, wherein the discovery process includes receiving a device description request from the CD application, transmitting a first response message, receiving, from the CD application, an application information request destined for a first URL and transmitting a second response message, wherein a header of the first response message includes the first URL, and the second response message includes a second URL used as a Websocket endpoint of the PD; establishing a Websocket connection between a Websocket server and the CD application using the second URL; receiving a request message for media timeline information from the CD through the Websocket connection; and delivering a notification message to the CD through the Websocket connection.