公开(公告)号：US20250088665A1

公开(公告)日：2025-03-13

申请号：US18290622

申请日：2022-07-20

Applicant: LG Electronics Inc.

Inventor： Jaeshin HAN ,  Jongyeul SUH

IPC: H04N19/597 ,  H04N19/119 ,  H04N19/136 ,  H04N19/17 ,  H04N19/184

Abstract: A point cloud data transmission method according to embodiments may comprise the steps of: encoding point cloud data; and transmitting a bitstream including the point cloud data. A point cloud data reception method according to embodiments may comprise the steps of: receiving a bitstream including point cloud data; and decoding the point cloud data.

公开(公告)号：US20200084428A1

公开(公告)日：2020-03-12

申请号：US16076268

申请日：2017-02-17

Applicant: LG ELECTRONICS INC.

Inventor： Sejin OH ,  Jangwon LEE ,  Junwo LEE ,  Jongyeul SUH

IPC: H04N13/194 ,  H04N19/597 ,  H04N19/46

Abstract: The present invention proposes a method for transmitting 360 video. The method for transmitting 360 video according to the present invention may comprise the steps of: receiving 360 video data captured by at least one camera; projecting a 2D image obtained by processing the 360 video data; generating signaling information associated with the 360 video data; encoding the 2D image; and processing the encoded 2D image and the signaling information for transmission thereof, and transmitting the same through a broadcasting network.

公开(公告)号：US20190199921A1

公开(公告)日：2019-06-27

申请号：US16328186

申请日：2017-07-10

Applicant: LG ELECTRONICS INC.

Inventor： Sejin OH ,  Jongyeul SUH ,  Jangwon LEE

IPC: H04N5/232 ,  H04N19/597 ,  H04N19/46 ,  H04N19/172

CPC classification number: H04N5/23238 ,  H04N13/00 ,  H04N19/172 ,  H04N19/46 ,  H04N19/597

Abstract: A method by which a 360-degree video transmission device transmits 360-degree video, according to the present invention, comprises the steps of: acquiring 360-degree video data captured by at least one camera; acquiring a projected picture by processing the 360-degree video data; acquiring a packed picture by applying a region-wise packing process to the projected picture; generating metadata for the 360-degree video data; encoding the packed picture; and performing processing for the storage or transmission of the encoded picture and the metadata, wherein the metadata includes 3D mapping information on a region of the packed picture, and the 3D mapping information indicates a yaw value and a pitch value of spherical coordinates of a spherical surface corresponding to a central point of the region.

公开(公告)号：US20180213216A1

公开(公告)日：2018-07-26

申请号：US15575947

申请日：2016-06-14

Applicant: LG Electronics Inc.

Inventor： Soojin HWANG ,  Jongyeul SUH ,  Sejin OH

IPC: H04N13/161 ,  H04N13/178 ,  H04N13/156 ,  H04N7/01 ,  H04N13/167 ,  H04N13/194 ,  H04N19/44

CPC classification number: H04N13/161 ,  H04N7/01 ,  H04N13/156 ,  H04N13/167 ,  H04N13/178 ,  H04N13/194 ,  H04N19/44

Abstract: A media data transmission method according to one embodiment of the present invention comprises the steps of: generating a media file including three-dimensional (3D) video data and meta data; and transmitting the media file, wherein the media file includes, as at least one track, left view image data and right view image data of the 3D video data, and the meta data can include stereoscopic composition type information on the 3D video data.

公开(公告)号：US20180063505A1

公开(公告)日：2018-03-01

申请号：US15685631

申请日：2017-08-24

Applicant: LG ELECTRONICS INC.

Inventor： Jangwon LEE ,  Sejin OH ,  Jongyeul SUH

IPC: H04N13/00 ,  H04N21/236 ,  G06T3/00

Abstract: A method of transmitting omnidirectional video is provided according to one aspect of the present invention. 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 on the 3D projection structure into a 2D frame; encoding the image packed into the 2D frame; and transmitting a data signal including the encoded image and metadata about the omnidirectional video.

公开(公告)号：US20180061002A1

公开(公告)日：2018-03-01

申请号：US15685204

申请日：2017-08-24

Applicant: LG Electronics Inc.

Inventor： Jangwon LEE ,  Sejin OH ,  Jongyeul SUH

IPC: G06T3/00 ,  H04N19/88

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：US20170180767A1

公开(公告)日：2017-06-22

申请号：US15117010

申请日：2015-02-16

Applicant: LG ELECTRONICS INC.

Inventor： Hyunmook OH ,  Jongyeul SUH ,  Soojin HWANG

IPC: H04N21/236 ,  H04N21/488

CPC classification number: H04N21/23614 ,  H04N21/4884

Abstract: The present invention relates to an apparatus and a method for transceiving a broadcast signal including a subtitling service. One embodiment of the present invention provides a method for transmitting a broadcast signal, comprising the steps of: encoding video data to generate a video stream; generating a broadcast signal including the generated video stream and a subtitle stream; and transmitting the generated broadcast signal. According to the embodiment of the present invention, a transmission stream which provides a digital broadcast subtitling service using an XML subtitle can be transmitted.

公开(公告)号：US20170171576A1

公开(公告)日：2017-06-15

申请号：US15118759

申请日：2016-05-12

Applicant: LG ELECTRONICS INC.

Inventor： Sejin OH ,  Jongyeul SUH ,  Soojin HWANG

IPC: H04N21/235 ,  H04L12/18 ,  H04N21/81 ,  H04N21/61 ,  H04N21/43 ,  H04N21/236 ,  H04L29/06 ,  H04L12/725

CPC classification number: H04N21/235 ,  H04L12/1863 ,  H04L12/1886 ,  H04L45/304 ,  H04L45/3065 ,  H04L65/4076 ,  H04L65/4084 ,  H04L67/02 ,  H04N21/236 ,  H04N21/43 ,  H04N21/435 ,  H04N21/6112 ,  H04N21/6125 ,  H04N21/8146

Abstract: The present invention provides a method for transmitting a broadcast signal, and a system capable of supporting future broadcast services in an environment supporting future hybrid broadcast using terrestrial broadcast networks and the Internet. In addition, the present invention provides efficient signaling methods using both terrestrial broadcast networks and the Internet in an environment supporting future hybrid broadcast.

公开(公告)号：US20170142499A1

公开(公告)日：2017-05-18

申请号：US15322604

申请日：2015-07-10

Applicant: LG ELECTRONICS INC.

Inventor： Hyunmook OH ,  Jongyeul SUH

IPC: H04N21/8543 ,  H04N21/234 ,  H04N21/439 ,  H04N21/435 ,  H04N21/235 ,  H04N21/488

CPC classification number: H04N21/8543 ,  H04N21/234 ,  H04N21/235 ,  H04N21/4348 ,  H04N21/435 ,  H04N21/439 ,  H04N21/4884 ,  H04N21/84

Abstract: The present invention relates to a device and a method for transmitting and receiving a broadcast signal including a subtitle service. Provided in one embodiment of the present invention is a method for transmitting a broadcast signal, comprising the steps of: generating a broadcast signal including video data and subtitle data; and transmitting the generated broadcast signal. According to the embodiment of the present invention, a transmission stream providing a digital broadcast subtitle service using XML subtitles can be transmitted.

公开(公告)号：US20160373714A1

公开(公告)日：2016-12-22

申请号：US14902254

申请日：2014-07-01

Applicant: LG ELECTRONICS INC.

Inventor： Gyoyoon LEE ,  Jongyeul SUH

IPC: H04N13/00

CPC classification number: H04N13/183 ,  H04N13/128 ,  H04N2013/0081

Abstract: A method for processing a 3-dimensional image including an additional object in a system providing a multi-view image according to one embodiment of the present invention comprises the steps of: receiving video images and depth images from a plurality of views; configuring one additional object of additional objects displayed in the video images from the plurality of views as a reference additional object; calculating disparity between pixels of an area in which the reference additional object is displayed and a video image, which is adjacent to an edge of the reference additional object; applying a disparity value, which is larger the or equal to a value of the calculated disparity, to the reference additional object, so as to combine the reference additional object with a first view video image and a second view video image; and formatting the first view video image and the second view video image, with which the reference additional object has been combined, as 3-dimensional images.

Abstract translation: 根据本发明的一个实施例的在提供多视点图像的系统中处理包括附加对象的三维图像的方法包括以下步骤：从多个视图接收视频图像和深度图像; 将来自所述多个视图的视频图像中显示的附加对象的一个​​附加对象配置为参考附加对象; 计算其中显示参考附加对象的区域的像素与与所述参考附加对象的边缘相邻的视频图像之间的差异; 将等于或等于计算出的视差的值的视差值应用于参考附加对象，以将参考附加对象与第一视图视频图像和第二视频视频图像组合; 并且将与参考附加对象组合的第一观看视频图像和第二观看视频图像格式化为三维图像。