公开(公告)号：US20250016384A1

公开(公告)日：2025-01-09

申请号：US18708418

申请日：2022-11-08

Applicant: LG Electronics Inc.

Inventor： Yousun PARK ,  Hyejung HUR

IPC: H04N19/96 ,  H04N19/136 ,  H04N19/172 ,  H04N19/597

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.

公开(公告)号：US20250008156A1

公开(公告)日：2025-01-02

申请号：US18708842

申请日：2022-10-04

Applicant: LG Electronics Inc.

Inventor： Sooyeon LEE ,  Hyejung HUR

IPC: H04N19/597 ,  H04N19/105 ,  H04N19/172

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

公开(公告)号：US20240179347A1

公开(公告)日：2024-05-30

申请号：US18551137

申请日：2022-03-17

Applicant: LG Electronics Inc.

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

IPC: H04N19/597 ,  G06T9/00

CPC classification number: H04N19/597 ,  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. 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：US20230345008A1

公开(公告)日：2023-10-26

申请号：US18026741

申请日：2021-10-29

Applicant: LG ELECTRONICS INC.

Inventor： Hyejung HUR ,  Sejin OH

IPC: H04N19/136 ,  H04N19/117 ,  H04N19/174 ,  H04N19/597

CPC classification number: H04N19/136 ,  H04N19/117 ,  H04N19/174 ,  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 the point cloud data. A point cloud data reception device according to embodiments may comprise a reception unit for receiving a bitstream including point cloud data, and a decoder for decoding the point cloud data.

公开(公告)号：US20230045663A1

公开(公告)日：2023-02-09

申请号：US17857773

申请日：2022-07-05

Applicant: LG Electronics Inc.

Inventor： Hyejung HUR

IPC: H04N19/537 ,  G06T9/00 ,  H04N19/527 ,  H04N19/577

Abstract: Disclosed herein is a method of transmitting point cloud data. The method may include encoding geometry data of the point cloud data, encoding attribute data of the point cloud data based on the geometry data, and transmitting the encoded geometry data, the encoded attribute data and signaling data, the geometry encoding includes splitting the geometry data into one or more prediction units, and inter-prediction encoding the geometry data by selectively applying a motion vector to each of the split prediction units, and the signaling data includes information for identifying whether the motion vector is applied for each prediction unit.

公开(公告)号：US20220337872A1

公开(公告)日：2022-10-20

申请号：US17716654

申请日：2022-04-08

Applicant: LG Electronics Inc.

Inventor： Yousun PARK ,  Hyejung HUR

IPC: H04N19/597 ,  H04N19/172 ,  H04N19/105 ,  H04N19/70

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

公开(公告)号：US20220239946A1

公开(公告)日：2022-07-28

申请号：US17610635

申请日：2020-02-26

Applicant: LG ELECTRONICS INC.

Inventor： Yousun PARK ,  Sejin OH ,  Hyejung HUR

IPC: H04N19/597 ,  H04N19/65 ,  H04N19/89 ,  H04N19/12 ,  H04N19/60

Abstract: A point cloud data transmission method according to embodiments may comprise the steps of: encoding point cloud data; and/or transmitting the encoded 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/or rendering the point cloud data.

公开(公告)号：US20220159284A1

公开(公告)日：2022-05-19

申请号：US17435646

申请日：2020-03-13

Applicant: LG ELECTRONICS INC.

Inventor： Hyejung HUR ,  Sejin OH

IPC: H04N19/46 ,  H04N19/597 ,  H04N19/96 ,  H04N19/119

Abstract: A method for transmitting point cloud data according to embodiments may encode and transmit point cloud data. A method for receiving point cloud data according to embodiments may receive and decode 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：US20210049828A1

公开(公告)日：2021-02-18

申请号：US16994310

申请日：2020-08-14

Applicant: LG ELECTRONICS INC.

Inventor： Yousun PARK ,  Sejin OH ,  Hyejung HUR

IPC: G06T19/20 ,  G06T17/00 ,  H04N19/124 ,  H04N19/184

Abstract: Disclosed herein is a point cloud data reception device including a receiver configured to receive a bitstream containing geometry data of point cloud data and/or attribute data of the point cloud data, and/or a decoder configured to decode the point cloud data in the bitstream. Disclosed herein is a point cloud data transmission device including an encoder configured to encode point cloud data, and/or a transmitter configured to transmit a bitstream containing the point cloud data and/or signaling information about the point cloud data.