公开(公告)号：US10965928B2

公开(公告)日：2021-03-30

申请号：US16767558

申请日：2018-07-31

Applicant: LG ELECTRONICS INC.

Inventor： Sooyeon Lee ,  Sejin Oh

IPC: H04N13/117 ,  H04N13/268 ,  H04N13/178 ,  H04N21/236 ,  H04N21/81 ,  H04N21/858 ,  G06T15/08 ,  G06T15/20 ,  G06T19/00

Abstract: A method for 360 video data processing based on multiple viewpoints performed by a 360 video receiving apparatus according to the present invention comprises the steps of: acquiring, from received video signals, image information for pictures of multiple viewpoints-based 360 videos and metadata for the multiple viewpoints-based 360 videos, wherein the metadata includes multiple viewpoint information; decoding an image of a first viewport of a first viewpoint on the basis of the metadata and the image information; rendering the image of the first viewport into a 3D space; decoding an image of a second viewport of a second viewpoint on the basis of the metadata and the image information; deriving, in a case in which the hotspot in the first viewport is selected, the second viewport in the second viewpoint connected through a hotspot on the basis of the multiple viewpoint information; and rendering the image of the second viewport into the 3D space.

公开(公告)号：US12260600B2

公开(公告)日：2025-03-25

申请号：US18028642

申请日：2021-10-29

Applicant: LG ELECTRONICS INC.

Inventor： Sooyeon Lee ,  Sejin Oh

IPC: G06T9/40

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 comprising point cloud data; and decoding the point cloud data.

公开(公告)号：US11856181B2

公开(公告)日：2023-12-26

申请号：US16650842

申请日：2018-06-08

Applicant: LG ELECTRONICS INC.

Inventor： Sooyeon Lee ,  Sejin Oh

IPC: G06T9/00 ,  H04N13/351 ,  H04N13/178 ,  G06V10/74 ,  G06V10/10

CPC classification number: H04N13/351 ,  G06T9/00 ,  G06V10/16 ,  G06V10/761 ,  H04N13/178

Abstract: A 6DoF video data processing method performed by a 6DoF video transmission device according to the present invention comprises the steps of: acquiring information on pictures of a 6DoF video and metadata of the 6DoF video; decoding the pictures on the basis of the metadata and the information of the pictures, and deriving an image of a user position; and processing the image on the basis of the metadata, and performing rendering into a 3D space around the user position, wherein the metadata includes stitching information and information of a camera having captured the 6DoF video.

公开(公告)号：US20210112287A1

公开(公告)日：2021-04-15

申请号：US17046578

申请日：2019-04-10

Applicant: LG ELECTRONICS INC.

Inventor： Tungchin Lee ,  Sejin Oh ,  Sooyeon Lee

IPC: H04N21/233 ,  H04N21/439 ,  H04N21/81 ,  H04N21/434 ,  H04N21/2187 ,  H04R1/08 ,  G10L19/00

Abstract: One embodiment of the present invention provides a communication method of an audio data transmitting apparatus in a wireless communication system, the method comprising the steps of: acquiring information on at least one audio signal on which sound source information processing is to be performed; generating metadata relating to the sound source information processing, on the basis of the information on the at least one audio signal; and transmitting the metadata relating to the sound source information processing to an audio data receiving apparatus.

公开(公告)号：US20230164353A1

公开(公告)日：2023-05-25

申请号：US17919836

申请日：2021-04-22

Applicant: LG ELECTRONICS INC.

Inventor： Sooyeon Lee ,  Sejin Oh

IPC: H04N19/597 ,  H04N19/96 ,  H04N19/137 ,  H04N19/105 ,  H04N19/159

CPC classification number: H04N19/597 ,  H04N19/96 ,  H04N19/137 ,  H04N19/105 ,  H04N19/159

Abstract: A point cloud data processing method, according to embodiments, enables encoding and transmitting point cloud data. A point cloud data processing method, according to embodiments, enables receiving and decoding point cloud data.

公开(公告)号：US11303826B2

公开(公告)日：2022-04-12

申请号：US16964308

申请日：2019-01-31

Applicant: LG ELECTRONICS INC.

Inventor： Sejin Oh ,  Sooyeon Lee

IPC: H04N5/265 ,  H04L67/131

Abstract: A communication method for an image transmission device in a wireless communication system, in accordance with the present invention, comprises the steps of: acquiring information on at least one image for which stitching is to be performed; generating metadata for the stitching, on the basis of the information on the at least one image; and transmitting the metadata for the stitching to an image reception device.

公开(公告)号：US20200351449A1

公开(公告)日：2020-11-05

申请号：US16964308

申请日：2019-01-31

Applicant: LG ELECTRONICS INC.

Inventor： Sejin Oh ,  Sooyeon Lee

IPC: H04N5/265 ,  H04L29/06

Abstract: A communication method for an image transmission device in a wireless communication system, in accordance with the present invention, comprises the steps of: acquiring information on at least one image for which stitching is to be performed; generating metadata for the stitching, on the basis of the information on the at least one image; and transmitting the metadata for the stitching to an image reception device.