公开(公告)号：US20220021842A1

公开(公告)日：2022-01-20

申请号：US17387675

申请日：2021-07-28

申请人： LG ELECTRONICS INC.

发明人： Minsung KWAK ,  Sungryong HONG ,  Woosuk KO ,  Woosuk KWON ,  Jangwon LEE ,  Kyoungsoo MOON

IPC分类号： 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

摘要： 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：US20210119853A1

公开(公告)日：2021-04-22

申请号：US16952871

申请日：2020-11-19

申请人： LG Electronics Inc.

发明人： Minsung KWAK ,  Seungryul YANG ,  Woosuk KO ,  Woosuk KWON ,  Kyoungsoo MOON ,  Jangwon LEE ,  Sungryong HONG

IPC分类号： H04L29/08 ,  H04L29/06

摘要： Disclosed is a method for transmitting a broadcast signal. A method for transmitting a broadcast signal according to an embodiment of the present invention comprises the steps of: delivery layer processing broadcasting service data and signaling information for the broadcasting service data; UDP/IP encapsulating the broadcasting service data and signaling information for the broadcasting service data; and physical layer processing the broadcasting service data and signaling information for the broadcasting service data.

公开(公告)号：US20200296434A1

公开(公告)日：2020-09-17

申请号：US16862312

申请日：2020-04-29

申请人： LG ELECTRONICS INC.

发明人： Minsung KWAK ,  Seungryul YANG ,  Woosuk KO ,  Jangwon LEE ,  Kyoungsoo MOON ,  Sungryong HONG

IPC分类号： H04N21/2362 ,  H04N21/236 ,  H04N21/438 ,  H04N21/4385 ,  H04N21/858 ,  H04N21/2383 ,  H04N21/6332 ,  H04N21/84 ,  H04N21/643 ,  H04N21/61

摘要： 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 for the broadcast service data, performing UDP/IP encapsulation of a broadcast service data and signaling information for the broadcast service data and performing physical layer processing of a broadcast service data and signaling information for the broadcast service data.

公开(公告)号：US20200252487A1

公开(公告)日：2020-08-06

申请号：US16853091

申请日：2020-04-20

申请人： LG ELECTRONICS INC.

发明人： Minsung KWAK ,  Woosuk KWON ,  Jangwon LEE ,  Kyoungsoo MOON ,  Sungryong HONG ,  Woosuk KO

IPC分类号： H04L29/08 ,  H04N21/2389 ,  H04N21/643 ,  H04N21/2362 ,  H04L12/911 ,  H04L29/06 ,  H04L12/18 ,  H04W4/06 ,  H04N21/61

摘要： A method for processing a broadcast signal, includes generating one or more link layer packets carrying broadcast data, first signaling information, and second signaling information, the first signaling information including information for one or more broadcast services and one or more components belonging to each service, the second signaling information including information for listing the one or more broadcast services; generating one or more signaling link layer packets carrying third signaling information that includes physical layer pipe (PLP) identifying information for identifying a PLP that corresponds to information signaled in the third signaling information, wherein a header of each signaling link layer packet including header type information indicating that the signaling link layer packet carries the third signaling information; and encapsulating one or more signaling link layer packets and the one or more link layer packets.

公开(公告)号：US20200153885A1

公开(公告)日：2020-05-14

申请号：US16588569

申请日：2019-09-30

申请人： LG ELECTRONICS INC.

发明人： Jangwon LEE ,  Sejin OH

IPC分类号： H04L29/06 ,  G06T9/00 ,  G06T19/00 ,  G06T15/00

摘要： In accordance with embodiments, a method for transmitting point cloud data includes generating a geometry image for a location of point cloud data; generating a texture image for attribute of the point cloud data; generating an occupancy map for a patch of the point cloud data; and/or multiplexing the geometry image, the texture image and the occupancy map. In accordance with embodiments, a method for receiving point cloud data includes demultiplexing multiplexing a geometry image for a location of point cloud data, a texture image for attribute of the point cloud data and an occupancy map for a patch of the point cloud data; decompressing the geometry image; decompressing the texture image; and/or decompressing the occupancy map.

公开(公告)号：US20190356933A1

公开(公告)日：2019-11-21

申请号：US16530255

申请日：2019-08-02

申请人： LG ELECTRONICS INC.

发明人： Sejin OH ,  Minsung KWAK ,  Woosuk KWON ,  Kyoungsoo MOON ,  Jangwon LEE ,  Woosuk KO ,  Sungryong HONG

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

摘要： 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：US20190199758A1

公开(公告)日：2019-06-27

申请号：US16196391

申请日：2018-11-20

申请人： LG ELECTRONICS INC.

发明人： Sejin OH ,  Jangwon LEE ,  Sungryong HONG ,  Woosuk KO

IPC分类号： H04L29/06 ,  H04N21/845 ,  H04L29/08 ,  H04N21/482 ,  H04N21/462 ,  H04N21/434 ,  H04N21/2362 ,  H04L29/12

CPC分类号： H04L65/1066 ,  H04L61/2007 ,  H04L65/4076 ,  H04L65/608 ,  H04L67/02 ,  H04L67/14 ,  H04L67/30 ,  H04L69/22 ,  H04L69/326 ,  H04N21/234 ,  H04N21/235 ,  H04N21/236 ,  H04N21/2362 ,  H04N21/4345 ,  H04N21/4622 ,  H04N21/4825 ,  H04N21/64322 ,  H04N21/8456

摘要： An apparatus for transmitting a broadcast signal, includes a processor to generate a content component for a broadcast service, service signaling information including object flow information for an object flow which carries the content component and signaling information for listing broadcast services, the object flow information including format information representing a payload format of an object, and the service signaling information being carried by transport packets; and a transmitter to transmit the broadcast signal including the signaling information, the service signaling information and the content component.

公开(公告)号：US20190020707A1

公开(公告)日：2019-01-17

申请号：US16117874

申请日：2018-08-30

申请人： LG ELECTRONICS INC.

发明人： Jangwon LEE ,  Minsung KWAK ,  Woosuk KO ,  Kyoungsoo MOON ,  Sungryong HONG

IPC分类号： H04L29/06

CPC分类号： H04L65/80 ,  H04L65/4076

摘要： A method for processing a broadcast signal according to an embodiment of the present invention includes encoding data in one or more packets of a first protocol and data in one or more packets of a second protocol, wherein the one or more packets of a first protocol carry one or more service components of a first broadcast service, and a first service layer signaling information describing the first broadcast service of the one or more service components, and wherein one or more packets of a second protocol carry one or more service components of a second broadcast service, and a second service layer signaling information describing the second broadcast service of the one or more service components, the first protocol being distinct from the second protocol; processing the encoded data; and transmitting the broadcast signals carrying the processed data.

公开(公告)号：US20180295399A1

公开(公告)日：2018-10-11

申请号：US16003811

申请日：2018-06-08

申请人： LG ELECTRONICS INC.

发明人： Woosuk KWON ,  Jangwon LEE ,  Minsung KWAK ,  Kyoungsoo MOON ,  Woosuk KO ,  Sungryong HONG

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

CPC分类号： H04N21/23605 ,  H04N21/2362 ,  H04N21/615 ,  H04N21/64322

摘要： 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.

公开(公告)号：US20180159644A1

公开(公告)日：2018-06-07

申请号：US15885274

申请日：2018-01-31

申请人： LG ELECTRONICS INC.

发明人： Seungryul YANG ,  Kyoungsoo MOON ,  Woosuk KO ,  Minsung KWAK ,  Sungryong HONG ,  Jangwon LEE

IPC分类号： H04H20/59 ,  H04N21/235 ,  H04N21/27 ,  H04N21/43 ,  H04L29/06 ,  H04N21/858

摘要： 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.