公开(公告)号：US20230412837A1

公开(公告)日：2023-12-21

申请号：US18035266

申请日：2021-11-05

Applicant: LG ELECTRONICS INC.

Inventor： Hyunmook OH ,  Donggyu SIM ,  Joohyung BYEON ,  Sejin OH

IPC: H04N19/597 ,  H04N19/124 ,  H04N19/136

CPC classification number: H04N19/597 ,  H04N19/124 ,  H04N19/136

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. Further, 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. Further, 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. Further, a point cloud data reception device according to embodiments may comprise: a receiver for receiving a bitstream including point cloud data; and a decoder for decoding the point cloud data.

公开(公告)号：US20230291895A1

公开(公告)日：2023-09-14

申请号：US18016771

申请日：2021-07-23

Applicant: LG ELECTRONICS INC.

Inventor： Sooyeon LEE ,  Sejin OH ,  Donggyu SIM ,  Joohyung BYEON ,  Hansol CHOI

IPC: H04N19/107 ,  H04N19/136 ,  H04N19/105 ,  H04N19/423 ,  H04N19/13 ,  H04N19/167 ,  H04N19/597

CPC classification number: H04N19/107 ,  H04N19/136 ,  H04N19/105 ,  H04N19/423 ,  H04N19/13 ,  H04N19/167 ,  H04N19/597

Abstract: A point cloud data transmission method according to embodiments may comprise the steps of: acquiring point cloud data; encoding geometry information including the positions of points of the point cloud data by applying inter-prediction or intra-prediction; encoding attribute information including attribute values of the points of the point cloud data on the basis of the geometry information by applying the inter-prediction or intra-prediction; and transmitting the encoded geometry information, the encoded attribute information, and signaling information.

公开(公告)号：US20240338857A1

公开(公告)日：2024-10-10

申请号：US18294861

申请日：2022-08-02

Applicant: LG Electronics Inc.

Inventor： Hanje PARK ,  Joohyung BYEON ,  Donggyu SIM

IPC: G06T9/00 ,  G06T15/04

CPC classification number: G06T9/001 ,  G06T15/04 ,  G06T2210/12

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

公开(公告)号：US20210320960A1

公开(公告)日：2021-10-14

申请号：US17104612

申请日：2020-11-25

Applicant: LG Electronics Inc.

Inventor： Hyejung HUR ,  Sejin OH ,  Donggyu SIM ,  Joohyung BYEON

IPC: H04L29/06 ,  G06T9/00 ,  G06T3/40

Abstract: Disclosed herein are a point cloud data transmission method including encoding point cloud data, and transmitting a bitstream containing the point cloud data, and a point cloud data reception method including receiving a bitstream containing point cloud data, and decoding the point cloud data.

公开(公告)号：US20240029313A1

公开(公告)日：2024-01-25

申请号：US18039915

申请日：2021-12-06

Applicant: LG ELECTRONICS INC.

Inventor： Hyejung HUR ,  Sejin OH ,  Donggyu SIM ,  Joohyung BYEON

IPC: G06T9/00 ,  H04N19/597 ,  H04N19/91 ,  H04N19/93 ,  H04N19/96

CPC classification number: G06T9/001 ,  H04N19/597 ,  H04N19/91 ,  H04N19/93 ,  H04N19/96

Abstract: A point cloud data transmission method according to embodiments comprises the steps of: encoding geometry data of point cloud data; encoding attribute data of the point cloud data on the basis of the geometry data; and transmitting the encoded geometry data, the encoded attribute data and signaling data.

公开(公告)号：US20220343548A1

公开(公告)日：2022-10-27

申请号：US17642412

申请日：2020-07-28

Applicant: LG ELECTRONICS INC.

Inventor： Yousun PARK ,  Hyejung HUR ,  Sejin OH ,  Donggyu SIM ,  Jongseok LEE ,  Joohyung BYEON

IPC: G06T9/00 ,  G06T9/40

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