公开(公告)号：US20180198671A1

公开(公告)日：2018-07-12

申请号：US15742397

申请日：2016-07-08

Applicant: LG ELECTRONICS INC.

Inventor： Woosuk KWON ,  Minsung KWAK ,  Kyoungsoo MOON

IPC: H04L29/08 ,  H04L12/24 ,  H04L29/06

CPC classification number: H04L29/08018 ,  H04L12/42 ,  H04L29/06 ,  H04L29/08 ,  H04L41/0226 ,  H04L69/08 ,  H04L69/323 ,  H04L69/324 ,  H04N21/00 ,  H04N21/234 ,  H04N21/2362 ,  H04N21/2383 ,  H04N21/64322

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 link layer processing IP/UDP data to output a link layer packet, and physical layer processing the link layer packet based on a PLP.

公开(公告)号：US20180159644A1

公开(公告)日：2018-06-07

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

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.

公开(公告)号：US20180146220A1

公开(公告)日：2018-05-24

申请号：US15872578

申请日：2018-01-16

Applicant: LG ELECTRONICS INC.

Inventor： Minsung KWAK ,  Seungryul YANG ,  Kyoungsoo MOON ,  Woosuk KO ,  Sungryong HONG

IPC: H04N21/2362 ,  H04N21/462 ,  H04N21/2389 ,  H04N21/434

CPC classification number: H04N21/2362 ,  H04N21/233 ,  H04N21/234 ,  H04N21/235 ,  H04N21/23892 ,  H04N21/258 ,  H04N21/26283 ,  H04N21/41 ,  H04N21/4345 ,  H04N21/439 ,  H04N21/44 ,  H04N21/45 ,  H04N21/462 ,  H04N21/472 ,  H04N21/47211 ,  H04N21/4821 ,  H04N21/4884 ,  H04N21/816

Abstract: An apparatus for receiving a broadcast signal, includes a receiver configured to receive the broadcast signal including physical layer signaling data, signaling data, content data and service guide information, wherein the signaling data is included in a signal frame indicated by the physical layer signaling data, wherein the signaling data includes mapping information between a service and a PLP, and information supporting channel scanning and service acquisition, wherein the service guide information includes a service fragment having information about the broadcast service and a content fragment having information about content data of the broadcast service, wherein the content fragment further includes a content-level PrivateExt element having component information of the content data, wherein the component information includes information for a component in the broadcast service, and wherein the component is one of a video component, an audio component, and a closed caption component (CC).

公开(公告)号：US20180091836A1

公开(公告)日：2018-03-29

申请号：US15556612

申请日：2016-03-23

Applicant: LG Electronics Inc.

Inventor： Jangwon LEE ,  Jongyeul SUH ,  Soojin HWANG ,  Minsung KWAK ,  Woosuk KO ,  Kyoungsoo MOON ,  Sungryong HONG

IPC: H04N21/2362 ,  H04L29/06 ,  H04N19/37 ,  H04N19/70 ,  H04N21/2343 ,  H04N21/81 ,  H04N21/845

CPC classification number: H04N21/2362 ,  H04L65/4076 ,  H04L65/607 ,  H04L65/80 ,  H04N13/20 ,  H04N19/103 ,  H04N19/30 ,  H04N19/37 ,  H04N19/463 ,  H04N19/70 ,  H04N21/2343 ,  H04N21/235 ,  H04N21/647 ,  H04N21/816 ,  H04N21/845

Abstract: The present invention proposes a method for transmitting a broadcast signal. The method for transmitting a broadcast signal according to the present invention proposes a system which can support a next generation broadcast service in an environment supporting a next generation hybrid broadcast using a terrestrial broadcast network and an Internet network. Further, the present invention proposes an efficient signaling scheme which can cover both the terrestrial broadcast network and the Internet network in an environment supporting the next generation hybrid broadcast.

公开(公告)号：US20180027306A1

公开(公告)日：2018-01-25

申请号：US15711089

申请日：2017-09-21

Applicant: LG ELECTRONICS INC.

Inventor： Seungjoo AN ,  Kyoungsoo MOON ,  Jinwon LEE ,  Woosuk KO ,  Sejin OH ,  Donghyun KANG ,  Sungryong HONG

IPC: H04N21/81 ,  H04N21/8358 ,  H04N21/41

CPC classification number: H04N21/8133 ,  H04H20/93 ,  H04H60/13 ,  H04H2201/50 ,  H04N21/2353 ,  H04N21/2383 ,  H04N21/23892 ,  H04N21/4126 ,  H04N21/4622 ,  H04N21/64322 ,  H04N21/8358 ,  H04N21/8547 ,  H04N21/8586

Abstract: A method of providing a broadcast content, comprising: receiving a broadcast content from an external input source, the broadcast content derived from a broadcast stream, wherein the broadcast content includes a plurality of watermarks carrying fragments of full watermark information, wherein the full watermark information includes first URL data and second URL data, the first URL data including signaling bits which identify a portion of a final URL, the second URL data including the rest of the final URL, wherein values of the signaling bits are pre-assigned to specific URL strings, wherein the full watermark information further includes type information and point information, the type information specifying type of a corresponding watermark, and the point information identifying where the corresponding watermark is embedded in the broadcast content; extracting the watermarks from the broadcast content; re-assembling the full watermark information using the watermarks.

公开(公告)号：US20170187781A1

公开(公告)日：2017-06-29

申请号：US15461201

申请日：2017-03-16

Applicant: LG ELECTRONICS INC.

Inventor： Jangwon LEE ,  Sejin OH ,  Woosuk KO ,  Sungryong HONG ,  Kyoungsoo MOON

IPC: H04L29/06 ,  H04L12/18 ,  H04B7/0413

CPC classification number: H04L65/80 ,  H04B7/0413 ,  H04H20/42 ,  H04H60/73 ,  H04L1/00 ,  H04L5/0023 ,  H04L12/1877 ,  H04L12/1886 ,  H04L65/4076 ,  H04L65/607 ,  H04L69/08 ,  H04L69/22 ,  H04L2212/00

Abstract: A broadcast signal transmission method according to an embodiment of the present invention includes: generating one or more first layer data units including first level signaling data and broadcast data for a broadcast service; generating one or more second layer data units including the one or more first layer data units and second level signaling data; and generating a broadcast signal including the one or more second layer data units.

公开(公告)号：US20170180778A1

公开(公告)日：2017-06-22

申请号：US15410267

申请日：2017-01-19

Applicant: LG ELECTRONICS INC.

Inventor： Jinwon LEE ,  Seungryul YANG ,  Seungjoo AN ,  Woosuk KO ,  Minsung KWAK ,  Kyoungsoo MOON ,  Sungryong HONG

IPC: H04N21/43 ,  H04N21/436 ,  H04N21/63

CPC classification number: H04N21/4302 ,  H04J11/00 ,  H04N21/2343 ,  H04N21/235 ,  H04N21/4126 ,  H04N21/4305 ,  H04N21/4307 ,  H04N21/436 ,  H04N21/631 ,  H04N21/64322 ,  H04N21/64707 ,  H04N21/8456

Abstract: A broadcast reception apparatus comprises: a broadcast interface for receiving a service including a program, and signaling information, wherein the signaling information includes media time information of the program being reproduced; a companion screen interface for discovering a companion screen device; and a controller for operating the broadcast interface and the companion screen interface, wherein the controller includes a time synchronization service processor for generating service time information providing data related to a time synchronization between the program and a program being displayed on the companion screen device on the basis of the signaling information, and the companion screen interface transmits the service time information to the companion screen device.

公开(公告)号：US20170180763A1

公开(公告)日：2017-06-22

申请号：US15118370

申请日：2015-02-09

Applicant: LG ELECTRONICS INC.

Inventor： Jinwon LEE ,  Kyoungsoo MOON ,  Seungjoo AN ,  Woosuk KO ,  Sungryong HONG

IPC: H04N21/2381 ,  H04N21/488 ,  H04N21/236

CPC classification number: H04N21/2381 ,  H04N21/236 ,  H04N21/2383 ,  H04N21/4882

Abstract: Provided is a broadcast reception device receiving a broadcast service interoperating with a companion device. The broadcast reception device includes: an IP communication unit establishing a pairing session with the companion device; a broadcast communication unit receiving first Non-Real Time (NRT) data signaling information signaling NRT data that is a content of an NRT service, on the basis of the broadcast service; and a control unit transmitting second NRT signaling data for the companion device to the companion device on the basis of the first NRT data signaling information.

公开(公告)号：US20170180761A1

公开(公告)日：2017-06-22

申请号：US15115567

申请日：2015-04-27

Applicant: LG ELECTRONICS INC.

Inventor： Minsung KWAK ,  Seungryul YANG ,  Kyoungsoo MOON ,  Woosuk KO ,  Sungryong HONG

IPC: H04N21/2362 ,  H04N21/462 ,  H04N21/2389 ,  H04N21/434

CPC classification number: H04N21/2362 ,  H04N21/233 ,  H04N21/234 ,  H04N21/235 ,  H04N21/23892 ,  H04N21/258 ,  H04N21/26283 ,  H04N21/41 ,  H04N21/4345 ,  H04N21/439 ,  H04N21/44 ,  H04N21/45 ,  H04N21/462 ,  H04N21/472 ,  H04N21/47211 ,  H04N21/4821 ,  H04N21/4884 ,  H04N21/816

Abstract: The present invention provides a method for transmitting a broadcast signal. A method for transmitting a broadcast signal, according to one embodiment of the present invention, comprises the steps of: generating service guide information, which includes information for accessing a broadcast service, and content data, wherein the service guide information includes a service fragment which displays information related to the broadcast service; encoding the service guide information and the content data which have been generated; and transmitting the service guide information and the content data which have been encoded.

公开(公告)号：US20170171606A1

公开(公告)日：2017-06-15

申请号：US15038990

申请日：2015-04-28

Applicant: LG ELECTRONICS INC.

Inventor： Jangwon LEE ,  Sejin OH ,  Woosuk KO ,  Kyoungsoo MOON ,  Sungryong HONG

IPC: H04N21/438 ,  H04N21/643 ,  H04L29/06 ,  H04N21/236 ,  H04L29/08

CPC classification number: H04N21/4384 ,  H04L65/4076 ,  H04L65/608 ,  H04L65/80 ,  H04L67/02 ,  H04N21/236 ,  H04N21/4345 ,  H04N21/643

Abstract: The present invention provides a broadcast signal transmitting device, a broadcast signal receiving device, a broadcast signal transmitting method and a broadcast signal receiving method. The broadcast signal transmitting device according to another embodiment of the present invention may comprise: a delivery object generator for generating at least one delivery object which is included in at least one content component of a service and is recovered individually; a signaling encoder for generating signaling information which provides discovery and acquisition of the service and the at least one content component, wherein the signaling information comprises a transmission session for transmitting the at least one content component of the service, and first information on at least one delivery object transmitted through the transmission session; and a transmitter for transmitting the at least one delivery object and the signaling information through a unidirectional channel. According to another embodiment of the present invention, there is an effect of being capable of reducing the total time taken from acquisition of multimedia content to display thereof to a user.