公开(公告)号：US20240420377A1

公开(公告)日：2024-12-19

申请号：US18708864

申请日：2022-11-11

Applicant: LG Electronics Inc.

Inventor： Hyejung HUR

IPC: G06T9/00

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. In addition, a point cloud data transmission device according to embodiments may comprise: an encoder for encoding point cloud data; and a transmitter for transmitting a bitstream including the point cloud data.

公开(公告)号：US20240242390A1

公开(公告)日：2024-07-18

申请号：US18560287

申请日：2022-05-10

Applicant: LG Electronics Inc.

Inventor： Yousun PARK ,  Hyejung HUR

IPC: G06T9/00

CPC classification number: G06T9/001

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. In addition, a point cloud data transmission device according to embodiments may comprise: an encoder which encodes point cloud data; and a transmitter which transmits a bitstream including the point cloud data. In addition, 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. In addition, a point cloud data reception device according to embodiments may comprise: a receiver which receives a bitstream including point cloud data; and a decoder which decodes the point cloud data.

公开(公告)号：US20240185467A1

公开(公告)日：2024-06-06

申请号：US18287839

申请日：2022-04-20

Applicant: LG ELECTRONICS INC.

Inventor： Sooyeon LEE ,  Hyunmook OH ,  Hyejung HUR ,  Yousun PARK

IPC: G06T9/00

CPC classification number: G06T9/001

Abstract: A point cloud data transmission method according to embodiments comprises the steps of: encoding geometry data including positions of points of point cloud data; encoding, on the basis of the geometry data, attribute data including attribute values of the points of the point cloud data; and transmitting the encoded geometry data, the encoded attribute data, and signaling information, wherein, in the step of encoding the geometry data, the geometry data can be compressed on the basis of the correlation between frames and the distribution of the points.

公开(公告)号：US20240155157A1

公开(公告)日：2024-05-09

申请号：US18549099

申请日：2022-03-04

Applicant: LG Electronics Inc.

Inventor： Yousun PARK ,  Hyejung HUR ,  Hyunmook OH ,  Sooyeon LEE

IPC: H04N19/597 ,  G06T9/40 ,  H04N19/124 ,  H04N19/132 ,  H04N19/136 ,  H04N19/184 ,  H04N19/96

CPC classification number: H04N19/597 ,  G06T9/40 ,  H04N19/132 ,  H04N19/136 ,  H04N19/184 ,  H04N19/96 ,  H04N19/124

Abstract: A point cloud data transmission method according to embodiments may comprise the steps of: encoding geometry information including the positions of points of the point cloud data; encoding, on the basis of the geometry information, attribute information about the points of the point cloud data; and transmitting the encoded geometry information, the encoded attribute information and signaling information.

公开(公告)号：US20230232042A1

公开(公告)日：2023-07-20

申请号：US18007988

申请日：2021-06-03

Applicant: LG ELECTRONICS INC.

Inventor： Hyejung HUR ,  Sejin OH

IPC: H04N19/597 ,  H04N19/96

CPC classification number: H04N19/597 ,  H04N19/96

Abstract: A point cloud data transmission method according to embodiments may comprise the steps of: encoding point cloud data; and transmitting a bitstream comprising 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：US20230209099A1

公开(公告)日：2023-06-29

申请号：US18008310

申请日：2021-06-07

Applicant: LG ELECTRONICS INC.

Inventor： Hyejung HUR ,  Sejin OH

IPC: H04N19/96 ,  H04N19/597 ,  H04N19/70 ,  H04N19/174

CPC classification number: H04N19/96 ,  H04N19/70 ,  H04N19/174 ,  H04N19/597

Abstract: A point cloud data processing method according to embodiments can encode and transmit point cloud data. A point cloud data processing method according to embodiments can receive and decode point cloud data.

公开(公告)号：US20220256190A1

公开(公告)日：2022-08-11

申请号：US17624706

申请日：2020-06-01

Applicant: LG Electronics Inc.

Inventor： Hyejung HUR ,  Sejin OH

IPC: H04N19/597 ,  H04N19/119 ,  H04N19/105

Abstract: A point cloud data processing method according to embodiments may comprise the steps of: encoding point cloud data including geometry information and attribute information; and transmitting a bitstream including the encoded point cloud data.

公开(公告)号：US20210407142A1

公开(公告)日：2021-12-30

申请号：US17281482

申请日：2020-03-02

Applicant: LG Electronics Inc.

Inventor： Hyejung HUR ,  Sejin OH

IPC: G06T9/00 ,  G06T9/40 ,  G06T17/20

Abstract: Disclosed herein is a method for transmitting point cloud data, the method including encoding point cloud data, and transmitting a bitstream containing the point cloud data. Disclosed herein is a method for receiving point cloud data, the method including receiving a bitstream containing point cloud data, decoding the point cloud data, and rendering the point cloud data.

公开(公告)号：US20210400103A1

公开(公告)日：2021-12-23

申请号：US17354606

申请日：2021-06-22

Applicant: LG Electronics Inc.

Inventor： Hyejung HUR ,  Sejin OH

IPC: H04L29/06 ,  H04L29/08 ,  G06T9/40 ,  G06T9/00

Abstract: Disclosed herein is a method for transmitting point cloud data, including encoding the point cloud data and transmitting a bitstream including the point cloud data. Disclosed herein is a method for receiving point cloud data, including receiving a bitstream including point cloud data and decoding the point cloud data.

公开(公告)号：US20200021791A1

公开(公告)日：2020-01-16

申请号：US16509409

申请日：2019-07-11

Applicant: LG ELECTRONICS INC.

Inventor： Hyejung HUR ,  Sejin OH ,  Jangwon LEE

IPC: H04N13/178 ,  H04N5/272 ,  H04N13/106 ,  H04N13/15 ,  H04N13/156 ,  H04N13/161 ,  H04N13/194

Abstract: Provided is a 360-degree image data processing method performed by a 360-degree video reception apparatus. The method includes receiving 360-degree image data, obtaining information on an encoded picture and metadata from the 360-degree image data, decoding a picture based on the information on the encoded picture, and rendering the decoded picture and an overlay based on the metadata, in which the metadata includes overlay related metadata, the overlay is rendered based on the overlay related metadata, and the overlay related metadata include group information of the overlay.