公开(公告)号：US20240357166A1

公开(公告)日：2024-10-24

申请号：US18683430

申请日：2022-08-10

Applicant: LG Electronics Inc.

Inventor： Sooyeon LEE ,  Hyejung HUR

IPC: H04N19/597 ,  G06T17/00 ,  H04N19/119 ,  H04N19/46 ,  H04N19/51

CPC classification number: H04N19/597 ,  G06T17/00 ,  H04N19/119 ,  H04N19/46 ,  H04N19/51

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：US20230132473A1

公开(公告)日：2023-05-04

申请号：US16650842

申请日：2018-06-08

Applicant: LG ELECTRONICS INC.

Inventor： Sooyeon LEE ,  Sejin OH

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

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：US20250168337A1

公开(公告)日：2025-05-22

申请号：US18841075

申请日：2023-01-27

Applicant: LG Electronics Inc.

Inventor： Sooyeon LEE ,  Hyejung HUR

IPC: H04N19/119 ,  H04N19/172 ,  H04N19/174 ,  H04N19/463 ,  H04N19/503

Abstract: A point cloud data transmission method according to embodiments may comprise the steps of: encoding point cloud data including points; and transmitting the encoded point cloud data and signaling information, wherein the step of encoding of the point cloud data may comprise the steps of: dividing the point cloud data into a plurality of units; selecting one or more core points from each of the divided units; generating one or more core mapping lists by using the selected one or more core points; and performing inter-prediction and compression of the point cloud data on the basis of the one or more core mapping lists.

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：US20240414372A1

公开(公告)日：2024-12-12

申请号：US18698940

申请日：2022-10-06

Applicant: LG ELECTRONICS INC.

Inventor： Sooyeon LEE ,  Hyejung HUR ,  Yousun PARK

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 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：US20240020885A1

公开(公告)日：2024-01-18

申请号：US18036644

申请日：2021-11-23

Applicant: LG ELECTRONICS INC.

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

IPC: G06T9/00 ,  G06T7/60 ,  H04N19/597

CPC classification number: G06T9/001 ,  G06T7/60 ,  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. Furthermore, 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. Furthermore, 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. Furthermore, 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：US20230328270A1

公开(公告)日：2023-10-12

申请号：US18025139

申请日：2021-08-31

Applicant: LG ELECTRONICS INC.

Inventor： Sooyeon LEE ,  Sejin OH

IPC: H04N19/52 ,  H04N19/597 ,  H04N19/119

CPC classification number: H04N19/52 ,  H04N19/597 ,  H04N19/119 ,  H04N19/124

Abstract: A point cloud data transmission method according to embodiments may comprise the steps of: encoding point cloud data; and transmitting a bitstream containing 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 containing 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：US20240397093A1

公开(公告)日：2024-11-28

申请号：US18696705

申请日：2022-09-07

Applicant: LG Electronics Inc.

Inventor： Sooyeon LEE ,  Hyejung HUR

IPC: 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. 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.