公开(公告)号：US10375375B2

公开(公告)日：2019-08-06

申请号：US15680901

申请日：2017-08-18

Applicant: LG ELECTRONICS INC.

Inventor： Soojin Hwang ,  Sejin Oh ,  Tung Chin Lee

IPC: H04N19/70 ,  H04N13/183 ,  H04N21/845 ,  H04N21/488 ,  H04N13/156 ,  H04N13/161 ,  H04N13/194 ,  H04N13/178 ,  H04N13/128

Abstract: A method and apparatus of/for providing subtitles for a 360-degree content, the method including generating 360-degree video data captured by at least one camera; stitching the 360-degree video data; projecting the 360-degree video data to a 2D image; encoding the 2D image into a video stream; generating a 360-degree subtitle Supplemental Enhancement Information (SEI) message for signaling a subtitle for the 360-degree content; inserting the 360-degree subtitle SEI message into the video stream; and generating a signal including the video stream, and transmitting the signal.

公开(公告)号：US10237591B2

公开(公告)日：2019-03-19

申请号：US15754698

申请日：2016-09-06

Applicant: LG ELECTRONICS INC.

Inventor： Soojin Hwang ,  Jongyeul Suh ,  Sejin Oh ,  Hyunmook Oh

IPC: H04N21/2362 ,  H04N21/236 ,  H04N21/488 ,  H04N21/8543 ,  H04N21/434 ,  H04N21/854

Abstract: The present invention presents a method for transmitting a broadcast signal. The method for transmitting a broadcast signal, according to the present invention, presents a system capable of supporting a next-generation broadcast service in an environment supporting next-generation hybrid broadcasting using a terrestrial broadcast network and an Internet network. In addition, presented is an efficient signaling method capable of covering both the terrestrial broadcast network and the Internet network in the environment supporting the next-generation hybrid broadcasting.

公开(公告)号：US10057612B2

公开(公告)日：2018-08-21

申请号：US15039735

申请日：2014-11-18

Applicant: LG ELECTRONICS INC.

Inventor： Soojin Hwang ,  Hyunmook Oh ,  Jongyeul Suh ,  Joonhee Yoon

IPC: H04N21/238 ,  H04N21/658 ,  H04N21/2387 ,  H04N21/234 ,  H04N21/236 ,  H04N21/432 ,  H04N21/6332 ,  H04N21/4147 ,  H04N21/438 ,  H04N21/6587

CPC classification number: H04N21/2387 ,  H04N19/31 ,  H04N21/234 ,  H04N21/236 ,  H04N21/23614 ,  H04N21/4147 ,  H04N21/4325 ,  H04N21/4383 ,  H04N21/6332 ,  H04N21/6587

Abstract: The present invention relates to a method and device for transmitting and receiving a broadcast signal for providing trick play in a digital broadcasting system. A broadcast signal transmission method, according to an embodiment of the present invention, comprises the steps of: generating a video stream by encoding video data, wherein the video stream comprises PVR assist information for performing trick play of the video data; generating signaling information; multiplexing the video stream and the signaling information into one broadcast stream; generating a broadcast signal comprising the multiplexed broadcast stream; and transmitting the generated broadcast signal.

公开(公告)号：US10027996B2

公开(公告)日：2018-07-17

申请号：US15109587

申请日：2015-01-05

Applicant: LG ELECTRONICS INC.

Inventor： Hyunmook Oh ,  Jongyeul Suh ,  Soojin Hwang

IPC: H04N21/2343 ,  H04N21/23 ,  H04N19/70 ,  H04N19/186 ,  H04N19/85 ,  H04N19/59 ,  G09G5/06 ,  H04N21/236 ,  H04N21/81

CPC classification number: H04N21/2343 ,  G09G5/06 ,  G09G2340/06 ,  H04N19/186 ,  H04N19/59 ,  H04N19/70 ,  H04N19/85 ,  H04N21/23 ,  H04N21/236 ,  H04N21/816

Abstract: The present invention relates to provision of a method and/or a device for transmitting and receiving a broadcast signal on the basis of color gamut resampling. The method for transmitting a broadcast signal, according to one embodiment of the present invention, comprises the steps of; resampling first color gamut-based content data into second color gamut-based content data; generating signaling information which includes color gamut resampling information indicating information on the resampling; respectively.

公开(公告)号：US09948952B2

公开(公告)日：2018-04-17

申请号：US15117372

申请日：2015-02-23

Applicant: LG ELECTRONICS INC.

Inventor： Soojin Hwang ,  Hyunmook Oh ,  Jongyeul Suh

IPC: H04N5/445 ,  H04N19/597 ,  H04N21/2362 ,  H04N21/81 ,  H04N21/845 ,  H04N19/70 ,  H04N13/00 ,  H04N19/463

CPC classification number: H04N19/597 ,  H04N13/194 ,  H04N19/463 ,  H04N19/70 ,  H04N21/2362 ,  H04N21/816 ,  H04N21/8451

Abstract: A broadcast signal transmitting apparatus is provided. The broadcast signal transmitting apparatus includes a first encoder, a second encoder and a transmitter. The first encoder generates a video stream of a frame compatible 3-Dimensional Television (3DTV) service. The second encoder generates signaling information for signaling the video stream. The transmitter transmits a broadcast signal comprising the video stream and the signaling information. The signaling information includes first information indicating whether the video stream includes a frame packing arrangement supplemental enhancement information (SEI) message, service type information indicating that a service type of the video stream is a High Efficiency Video Coding (HEVC) frame compatible 3DTV service, and a plurality of component descriptors indicating a type of component stream with respect to the video stream. Each of the plurality of component descriptors includes: component tag information, first stream content information, second stream content information, and component type information.

公开(公告)号：US09854333B2

公开(公告)日：2017-12-26

申请号：US15023278

申请日：2014-10-29

Applicant: LG ELECTRONICS INC.

Inventor： Soojin Hwang ,  Jongyeul Suh ,  Joonhee Yoon ,  Hyunmook Oh

IPC: H04N21/845 ,  H04N21/236 ,  H04N21/2362 ,  H04N21/61 ,  H04N21/81 ,  H04N21/633 ,  H04N21/643

CPC classification number: H04N21/8451 ,  H04N21/236 ,  H04N21/2362 ,  H04N21/6112 ,  H04N21/633 ,  H04N21/64322 ,  H04N21/816

Abstract: The present invention relates to a method and apparatus for transmitting and receiving a broadcast signal for providing HEVC based IP broadcast service. The method for transmitting a broadcast signal according to an embodiment of the present invention comprises the steps of: generating a video stream by encoding video data; generating signaling information which includes any one among information indicating the generated video stream is a HEVC video stream, information indicating the characteristic of the generated video stream, and information indicating a broadcast service on the basis of the generated video stream is the HEVC based broadcasting service; multiplexing the generated video stream and the signaling information; and transmitting the multiplexed broadcast stream.

公开(公告)号：US09736507B2

公开(公告)日：2017-08-15

申请号：US15024197

申请日：2014-11-12

Applicant: LG Electronics Inc.

Inventor： Hyunmook Oh ,  Jongyeul Suh ,  Soojin Hwang

IPC: H04N21/2343 ,  H04N21/236 ,  H04N21/2362 ,  H04N21/81

CPC classification number: H04N21/234327 ,  H04N21/236 ,  H04N21/2362 ,  H04N21/816

Abstract: The present invention relates to a broadcast signal transmission/reception method and an apparatus therefor for providing a HDR broadcast service. The broadcast signal transmission method according to one embodiment of the present invention comprises the steps of: generating LDR video data by converting the dynamic range of HDR video data; generating residual information; generating a base layer stream by encoding the generated LDR video data; generating an enhancement layer stream by encoding the generated residual information; generating signaling information including information for decoding the enhancement layer stream; multiplexing the generated base layer stream, the enhancement layer stream and the signaling information into one broadcast stream; generating a broadcast signal including the multiplexed broadcast stream; and transmitting the generated broadcast signal.

公开(公告)号：US09712781B2

公开(公告)日：2017-07-18

申请号：US14909692

申请日：2014-08-18

Applicant: LG ELECTRONICS INC.

Inventor： Hyunmook Oh ,  Jongyeul Suh ,  Soojin Hwang

IPC: H04N7/015 ,  H04N21/47 ,  H04N21/2343 ,  H04N21/845 ,  H04N21/20 ,  H04N21/21 ,  H04N21/234 ,  H04N21/4728 ,  H04N21/236 ,  H04N21/2362 ,  H04N19/70 ,  H04N19/46 ,  H04N19/98 ,  H04N7/01 ,  H04N21/235 ,  H04N21/434 ,  H04N21/84

CPC classification number: H04N7/015 ,  H04N7/0125 ,  H04N19/46 ,  H04N19/70 ,  H04N19/98 ,  H04N21/20 ,  H04N21/21 ,  H04N21/234 ,  H04N21/2343 ,  H04N21/234309 ,  H04N21/23439 ,  H04N21/2353 ,  H04N21/23614 ,  H04N21/2362 ,  H04N21/4345 ,  H04N21/4348 ,  H04N21/47 ,  H04N21/4728 ,  H04N21/84 ,  H04N21/845 ,  H04N21/8458

Abstract: The present invention relates to a method and an apparatus for transmitting and receiving an ultra-high definition broadcasting signal for high dynamic range representation in a digital broadcasting system. An apparatus for receiving an ultra-high definition broadcasting signal according to an embodiment of the present invention comprises: a receiving unit for receiving the ultra-high definition broadcasting signal including ultra-high definition broadcasting contents and high dynamic range metadata, the high dynamic range metadata indicating brightness information represented in the ultra-high definition broadcasting contents and information on a method for converting the ultra-high definition broadcast contents to be adapted to a display environment of the receiving apparatus; a decoder for decoding the received ultra-high definition broadcasting contents; and a reproduction unit for reproducing the decoded ultra-high definition broadcasting contents.

公开(公告)号：US09451205B2

公开(公告)日：2016-09-20

申请号：US14415516

申请日：2013-08-08

Applicant: LG ELECTRONICS INC.

Inventor： Soojin Hwang ,  Jongyeul Suh ,  Jinpil Kim ,  Hotaek Hong ,  Jeehyun Choe

IPC: H04N5/38 ,  H04N7/01 ,  H04N21/2343 ,  H04N21/434 ,  H04N21/4402 ,  H04N21/236 ,  H04N21/2362

CPC classification number: H04N7/0127 ,  H04N7/0125 ,  H04N19/33 ,  H04N19/59 ,  H04N21/234327 ,  H04N21/234363 ,  H04N21/234381 ,  H04N21/23614 ,  H04N21/2362 ,  H04N21/4345 ,  H04N21/4348 ,  H04N21/440227

Abstract: The present invention relates to a signal transceiving apparatus and a signal transceiving method. One embodiment of the present invention provides a signal transceiving method comprising: a step of generating HD video from UHD video and obtaining residual data of the UHD video, remaining after converting the HD video from the UHD video; and a step of transmitting the converted HD video to a base layer stream and the residual data to an enhancement layer stream.

Abstract translation: 本发明涉及信号收发装置和信号收发方法。 本发明的一个实施例提供了一种信号收发方法，包括：从UHD视频产生HD视频并从UHD视频转换HD视频之后剩余的UHD视频的剩余数据产生的步骤; 以及将转换的HD视频发送到基本层流并将剩余数据发送到增强层流的步骤。

公开(公告)号：US11363248B2

公开(公告)日：2022-06-14

申请号：US16494749

申请日：2017-07-25

Applicant: LG ELECTRONICS INC.

Inventor： Jangwon Lee ,  Sejin Oh ,  Hyunmook Oh ,  Soojin Hwang

IPC: H04N13/00 ,  H04N13/161 ,  H04N13/178 ,  H04N13/194 ,  H04N19/103 ,  H04N19/433 ,  H04N19/55 ,  H04N19/577 ,  H04N19/65 ,  H04N19/40 ,  H04N19/96 ,  H04N19/186

Abstract: A 360-degree video data processing method performed by a 360-degree video transmission device, according to the present invention, comprises the steps of: acquiring 360-degree video data; processing the 360-degree video data so as to acquire a 2D picture; dividing the 2D picture so as to derive sub-pictures; generating metadata for the 360-degree video data; encoding at least one of the sub-pictures; and performing processing for storing or transmitting the encoded at least one sub-picture and the metadata, wherein the metadata includes position information of the sub-picture on the 2D picture.