公开(公告)号：US12177481B2

公开(公告)日：2024-12-24

申请号：US18364878

申请日：2023-08-03

Applicant: LG Electronics Inc.

Inventor： Hyunmook Oh ,  Sejin Oh

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

Abstract: Disclosed herein is a method of transmitting point cloud data, including encoding geometry data of 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.

公开(公告)号：US12021910B2

公开(公告)日：2024-06-25

申请号：US17226709

申请日：2021-04-09

Applicant: LG Electronics Inc.

Inventor： Jinwon Lee ,  Sejin Oh

IPC: H04L29/06 ,  H04L9/40 ,  H04L65/70 ,  H04L65/75

CPC classification number: H04L65/70 ,  H04L63/0428 ,  H04L65/762 ,  H04L2212/00

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

公开(公告)号：US11968393B2

公开(公告)日：2024-04-23

申请号：US17435320

申请日：2020-02-21

Applicant: LG ELECTRONICS INC.

Inventor： Sejin Oh

IPC: H04N7/12 ,  G06T9/00 ,  H04N19/597 ,  H04N21/236 ,  H04N21/434 ,  H04N21/81

CPC classification number: H04N19/597 ,  G06T9/00 ,  H04N21/236 ,  H04N21/434 ,  H04N21/816

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

公开(公告)号：US11902348B2

公开(公告)日：2024-02-13

申请号：US17354606

申请日：2021-06-22

Applicant: LG Electronics Inc.

Inventor： Hyejung Hur ,  Sejin Oh

IPC: G06F15/16 ,  H04L65/70 ,  G06T9/40 ,  G06T9/00 ,  H04L67/10 ,  H04L65/75

CPC classification number: H04L65/70 ,  G06T9/001 ,  G06T9/40 ,  H04L65/75 ,  H04L67/10

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：US11882303B2

公开(公告)日：2024-01-23

申请号：US17435646

申请日：2020-03-13

Applicant: LG ELECTRONICS INC.

Inventor： Hyejung Hur ,  Sejin Oh

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

CPC classification number: H04N19/46 ,  H04N19/119 ,  H04N19/597 ,  H04N19/96

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：US11601675B2

公开(公告)日：2023-03-07

申请号：US16953964

申请日：2020-11-20

Applicant: LG ELECTRONICS INC

Inventor： Yousun Park ,  Sejin Oh ,  Hyejung Hur

IPC: H04N19/597 ,  H04N19/46 ,  H04N19/174 ,  H04N19/119 ,  G06T9/40 ,  G06T17/00

Abstract: Disclosed herein is a method for transmitting point cloud data, including encoding point cloud data, and/or transmitting a bitstream containing the point cloud data and signaling information about the point cloud data. Disclosed herein is a method for receiving point cloud data, including receiving a bitstream containing point cloud data, and/or decoding the point cloud data in the bitstream.

公开(公告)号：US11601488B2

公开(公告)日：2023-03-07

申请号：US17225559

申请日：2021-04-08

Applicant: LG Electronics Inc.

Inventor： Hyejung Hur ,  Sejin Oh

IPC: H04L29/06 ,  H04L65/70 ,  G06T9/40 ,  G06T9/00 ,  H04L65/75

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 processing method including receiving a bitstream containing point cloud data, and decoding the point cloud data.

公开(公告)号：US11558597B2

公开(公告)日：2023-01-17

申请号：US17268338

申请日：2019-08-12

Applicant: LG Electronics Inc.

Inventor： Hyunmook Oh ,  Sejin Oh

IPC: H04N13/194 ,  H04N13/156 ,  H04N13/178 ,  H04N13/122 ,  H04N13/161 ,  H04N13/111

Abstract: An apparatus for receiving a video according to embodiments of the present invention comprises a decoder configured to decode bitstream based on viewing position and viewport information; an unpacker configured to unpack pictures in the decoded bitstream; a view regenerator configured to perform view regenerating the unpacked pictures; and a view synthesizer configured to perform view synthesis on the view regenerated pictures. A method of transmitting a video, the method comprising inter-view redundancy removing pictures for multiple viewing positions; packing the inter-view redundancy removed pictures; and encoding the packed pictures and signaling information.

公开(公告)号：US11496542B2

公开(公告)日：2022-11-08

申请号：US17188778

申请日：2021-03-01

Applicant: LG ELECTRONICS INC.

Inventor： Woosuk Kwon ,  Minsung Kwak ,  Sejin Oh

IPC: H04L65/80 ,  H04L69/16 ,  H04N21/00 ,  H04H60/07 ,  H04L69/324 ,  H04L69/22 ,  H04L65/75 ,  H04L67/02 ,  H04L69/04

Abstract: A method for transmitting broadcast signals, includes encapsulating input packets including Internet Protocol (IP) packets or Transport Stream (TS) packets into link layer packets in a link layer, each header of the link layer packets including packet type information representing a type of the input packets in a payload of each link layer packet and payload configuration information representing a configuration of the payload of each link layer packet, wherein for a first link layer packet including a single packet, the payload configuration information of the header in the first link layer packet has a value representing that the first link layer packet carries the single packet, the header further includes header mode information representing a length related to the first link layer packet.

公开(公告)号：US11463671B2

公开(公告)日：2022-10-04

申请号：US17259077

申请日：2019-07-03

Applicant: LG Electronics Inc.

Inventor： Hyunmook Oh ,  Sejin Oh

IPC: H04N13/161 ,  H04N13/178 ,  H04N13/194 ,  G06T15/20

Abstract: A video transmitting device according to embodiments of the present invention can comprise a pre-processor for processing video data, an encoder for encoding the pre-processed video data and a transmitting unit for transmitting the encoded video data. Additionally, the video transmitting device further comprises a projector for generating a picture and a projection parameter related to the picture by projecting the video data, and the pre-processor can view-select video data for a specific view from among the video data. Furthermore, the pre-processor of the video transmitting device can pack the video data into specific video data by view-analyzing the video data.