公开(公告)号：US20190124418A1

公开(公告)日：2019-04-25

申请号：US16157779

申请日：2018-10-11

Applicant: LG ELECTRONICS INC.

Inventor： Woosuk KWON ,  Sejin OH ,  Kyoungsoo MOON

IPC: H04N21/845 ,  H04N21/2381 ,  H04N21/61 ,  H04N21/643

Abstract: Provided is a method for transmitting a broadcast signal. The method includes generating a plurality of input packets including broadcast data, generating at least one link layer packet using the input packets, wherein a header of the link layer packet includes packet type information and packet configuration information, the packet type information indicates a type of an input packet included in a payload of the link layer packet, and the packet configuration information indicates a payload configuration of the link layer packet, generating a broadcast signal using the link layer packet, and transmitting the broadcast signal.

公开(公告)号：US20180288553A1

公开(公告)日：2018-10-04

申请号：US15860934

申请日：2018-01-03

Applicant: LG ELECTRONICS INC.

Inventor： Tung Chin LEE ,  Sejin OH

IPC: H04S7/00 ,  H04N21/439 ,  G06F3/01

Abstract: A method for outputting an audio signal corresponding to scene orientation information is disclosed. The method includes receiving an audio signal interacting with a video, generating a decoded audio signal, object metadata, and scene orientation information through decoding, receiving external control information, and generating modified object metadata suitable for a playback environment by modifying the object metadata based on the received external control information, rendering the decoded audio signal using the modified object metadata, and modifying the rendered audio signal according to the scene orientation information.

公开(公告)号：US20180242029A1

公开(公告)日：2018-08-23

申请号：US15890929

申请日：2018-02-07

Applicant: LG ELECTRONICS INC.

Inventor： Woosuk KWON ,  Sejin OH ,  Woosuk KO ,  Sungryong HONG ,  Kyoungsoo MOON

IPC: H04N21/236 ,  H04N21/2383 ,  H04N21/643 ,  H04L12/18 ,  H04N21/2385 ,  H04W4/06

CPC classification number: H04N21/23605 ,  H04L12/1877 ,  H04L12/1886 ,  H04N21/236 ,  H04N21/2383 ,  H04N21/2385 ,  H04N21/64322 ,  H04W4/06

Abstract: The present invention provides a method of transmitting broadcast signals. The method includes, generating input packets including broadcast content data; generating a link layer packet by using the generated input packets, wherein the link layer packet includes a link layer header and a link layer payload including the generated input packets, wherein the link layer header includes a count field indicating number of the input packets included in the link layer payload, wherein the link layer header further includes a length part, wherein the length part includes a plurality of length fields as many as that the count field indicates, wherein each of the length fields indicates length of the each input packets included in the link layer payload; generating a broadcast signal including the generated link layer packet; and transmitting the broadcast signal.

公开(公告)号：US20180139475A1

公开(公告)日：2018-05-17

申请号：US15575573

申请日：2016-06-14

Applicant: LG Electronics Inc.

Inventor： Soojin HWANG ,  Jongyeul SUH ,  Sejin OH ,  Hyunmook OH

IPC: H04N21/2343 ,  H04N21/2362 ,  H04N21/235

CPC classification number: H04N21/2343 ,  H04N7/01 ,  H04N21/234381 ,  H04N21/235 ,  H04N21/2362 ,  H04N21/440281 ,  H04N21/8455 ,  H04N21/85406

Abstract: The present invention provides a broadcast signal transmission/reception method and device for pulled-down signal restoration. The broadcast signal transmission method according to one embodiment of the present invention comprises the steps of: pulling-down and reconstructing video data; encoding the reconstructed video data; encoding signaling information for the reconstructed video data; generating a broadcast signal including the encoded video data and the encoded signaling information; and transmitting the generated broadcast signal.

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：US20170373916A1

公开(公告)日：2017-12-28

申请号：US15540006

申请日：2015-12-23

Applicant: LG Electronics Inc.

Inventor： Sejin OH ,  Woosuk KO ,  Sungryong HONG

IPC: H04L29/06

CPC classification number: H04L29/06455 ,  H04L1/0042 ,  H04L1/0057 ,  H04L1/0071 ,  H04L1/0079 ,  H04L29/0619 ,  H04L65/4076 ,  H04L65/607 ,  H04L65/608 ,  H04L69/22 ,  H04L2001/0093

Abstract: The present invention proposes a method of transmitting a broadcast signal. The method of transmitting a broadcast signal according to the present invention proposes a system capable of supporting future broadcast services in an environment supporting future hybrid broadcast using terrestrial broadcast networks and the Internet. In addition, an efficient signaling method capable of covering terrestrial broadcast networks and the Internet in an environment supporting future hybrid broadcast is proposed.

公开(公告)号：US20170230125A1

公开(公告)日：2017-08-10

申请号：US15503130

申请日：2015-09-08

Applicant: LG ELECTRONICS INC.

Inventor： Sejin OH ,  Woosuk KWON ,  Woosuk KO ,  Sungryong HONG

IPC: H04H60/06 ,  H04H60/82 ,  H04N5/92 ,  H04N21/233 ,  H04N21/234 ,  H04N21/61 ,  H04H20/33 ,  H04N21/2368

CPC classification number: H04N21/2362 ,  H04H60/07 ,  H04H60/73 ,  H04N21/2383 ,  H04N21/6332

Abstract: The present invention proposes a method for providing a broadcast service. The method for providing a broadcast service in a broadcast signal transmitter according to the present invention may comprise the steps of: encoding media data to a media stream; creating signaling information for signaling the media stream; multiplexing the encoded media stream and the signaling information; and transmitting a broadcast signal comprising the multiplexed media stream and the signaling information.

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：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.

公开(公告)号：US20170127100A1

公开(公告)日：2017-05-04

申请号：US15319168

申请日：2015-07-07

Applicant: LG ELECTRONICS INC.

Inventor： Woosuk KWON ,  Sejin OH ,  Kyoungsoo MOON

IPC: H04N21/236 ,  H04L12/741 ,  H04L12/18 ,  H04L29/06 ,  H04N21/434 ,  H04N21/643

CPC classification number: H04N21/23605 ,  H04H20/00 ,  H04H60/91 ,  H04H2201/40 ,  H04L12/18 ,  H04L12/189 ,  H04L45/74 ,  H04L69/22 ,  H04L69/321 ,  H04N21/2362 ,  H04N21/4343 ,  H04N21/64322

Abstract: A hybrid broadcast signal transmission apparatus according to one embodiment of the present invention can comprise: a header repacking unit for receiving an upper (N+1) layer packet composed of a header including a plurality of fields and a payload including broadcast signal data, extracting at least one field included in the header of the received upper (N+1) layer packet, generating an N layer extended header including the extracted at least one field, and generating an (N+1) layer reduced header including fields not having been extracted from the header of the received upper (N+1) layer packet; and a packet generating unit for generating a fixed header of an N layer, generating the N layer packet including the generated fixed header, the N layer extended header, the (N+1) layer reduced header and the payload, and transmitting the generated N layer packet to a lower layer.