公开(公告)号：US20220239945A1

公开(公告)日：2022-07-28

申请号：US17610072

申请日：2020-05-07

Applicant: LG ELECTRONICS INC.

Inventor： Hyunmook OH ,  Sejin OH

IPC: H04N19/597 ,  H04N19/46 ,  H04N19/30

Abstract: A method for processing point cloud data according to embodiments may encode point cloud data and transmit the encoded point cloud data. The method for processing point cloud data according to embodiments may receive the point cloud data and decode the received point cloud data.

公开(公告)号：US20210409670A1

公开(公告)日：2021-12-30

申请号：US17281477

申请日：2019-10-01

Applicant: LG Electronics Inc.

Inventor： Hyunmook OH ,  Sejin OH

IPC: H04N13/161 ,  H04N19/597 ,  H04N13/111 ,  H04N13/194

Abstract: In accordance with embodiments, a method of transmitting a video includes inter-view redundancy removing pictures for multiple viewing positions; packing inter-view redundancy removed pictures; and/or encoding the packed pictures and/or signaling information including center view generation information, pre-generation information, view synthesis recommendation information and/or reference view information. In accordance with embodiments, a method of receiving a video includes decoding a bitstream of the video based on viewing position and/or viewport information, unpacking pictures in the decoded bitstream; view regenerating the unpacked pictures; and/or view synthesizing the view regenerated pictures.

公开(公告)号：US20210385423A1

公开(公告)日：2021-12-09

申请号：US17287034

申请日：2019-10-30

Applicant: LG ELECTRONICS INC.

Inventor： Hyunmook OH ,  Sejin OH

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

Abstract: A video transmitting method according to embodiments may comprise the steps of: removing inter-view redundancy of pictures with respect to a plurality of viewing positions; packing the pictures in which the inter-view redundancy is removed; and encoding the packed pictures and signaling information. A video receiving method according to embodiments may comprise the steps of: decoding a bitstream of a video, on the basis of a viewing position and viewport information; unpacking pictures and signaling information in the decoded bitstream; view regenerating the unpacked pictures; and view synthesizing the view-regenerated pictures.

公开(公告)号：US20210289211A1

公开(公告)日：2021-09-16

申请号：US17203112

申请日：2021-03-16

Applicant: LG Electronics Inc.

Inventor： Hyunmook OH ,  Sejin OH

IPC: H04N19/167 ,  H04N19/184 ,  H04N19/186

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：US20210227267A1

公开(公告)日：2021-07-22

申请号：US17221989

申请日：2021-04-05

Applicant: LG Electronics Inc.

Inventor： Hyunmook OH ,  Jongyeul SUH ,  Soojin HWANG

IPC: H04N21/2343 ,  H04N21/23 ,  H04N19/70 ,  H04N19/186 ,  H04N19/85 ,  H04N19/59 ,  G09G5/06 ,  H04N21/236 ,  H04N21/81

Abstract: The present invention relates to provision of a method and/or a device for transmitting and receiving a broadcast signal on the basis of color gamut resampling. The method for transmitting a broadcast signal, according to one embodiment of the present invention, comprises the steps of: resampling first color gamut-based content data into second color gamut-based content data; generating signaling information which includes color gamut resampling information indicating information on the resampling; respectively

公开(公告)号：US20200382758A1

公开(公告)日：2020-12-03

申请号：US16607305

申请日：2017-08-08

Applicant: LG ELECTRONICS INC.

Inventor： Hyunmook OH ,  Sejin OH

IPC: H04N13/178 ,  H04N13/161 ,  H04N13/117 ,  H04N13/282

Abstract: A 360-degree video data processing method, which is performed by a 360-degree video transmission device, according to the present invention, comprises the steps of: acquiring 360-degree video data which are captured by at least one camera; acquiring a projected picture by processing the 360-degree video data; acquiring a packed picture by applying a region-specific packing process to the projected picture; generating metadata for the 360-degree video data; encoding the packed picture; encoding the packed picture; and performing a process of storage or transmission for the encoded picture and the metadata, wherein the packed picture includes at least one region-specific additional information region for a target region of the packed picture, and the metadata include information for indicating a type of RAI region.

公开(公告)号：US20200382757A1

公开(公告)日：2020-12-03

申请号：US16960224

申请日：2019-01-23

Applicant: LG ELECTRONICS INC.

Inventor： Hyunmook OH ,  Sejin OH

IPC: H04N13/161 ,  H04N13/194 ,  H04N13/178 ,  G02B27/00

Abstract: A 360-degree image data processing method performed by a 360-degree video reception apparatus according to the present invention comprises the steps of: receiving 360-degree image data; acquiring metadata and information relating to an encoded picture from the 360-degree image data; decoding a picture including a circular image including a 360-degree image, on the basis of the information relating to the encoded picture; deriving the circular image from the picture on the basis of the metadata; and processing the circular image on the basis of the metadata and rendering the processed image, wherein the metadata includes camera lens information.

公开(公告)号：US20200211574A1

公开(公告)日：2020-07-02

申请号：US16631271

申请日：2018-09-21

Applicant: LG ELECTRONICS INC.

Inventor： Tungchin LEE ,  Sejin OH ,  Hyunmook OH

IPC: G10L19/00 ,  H04R5/04 ,  H04L29/06

Abstract: A method for processing audio data by an audio processing device according to the present disclosure comprises the steps of: receiving, from an audio reproduction device, information on reproduction environment of the audio reproduction device; generating an audio signal by processing an audio bitstream on the basis of the information on reproduction environment; generating an InfoFrame including characteristic information of the generated audio signal; and transmitting the generated audio signal and the generated InfoFrame to the audio reproduction device, wherein the audio bitstream includes a virtual reality (VR) audio bitstream or an augmented reality (AR) audio bitstream.

公开(公告)号：US20190394444A1

公开(公告)日：2019-12-26

申请号：US16447326

申请日：2019-06-20

Applicant: LG ELECTRONICS INC.

Inventor： Hyunmook OH ,  Sejin OH

IPC: H04N13/178 ,  H04N13/194 ,  H04N13/111 ,  H04L29/06

Abstract: A 360-degree video data processing method performed by a 360-degree video reception apparatus, according to the present invention, comprises the steps of: receiving 360-degree video data; deriving metadata and information on an encoded picture for a specific viewing position in specific viewing space based on the 360-degree video data; decoding the encoded picture based on the information on the encoded picture; and rendering the decoded picture based on the metadata, wherein the metadata includes viewing space information, and wherein the viewing space information includes information indicating a shape type of the specific viewing space.

公开(公告)号：US20180262785A1

公开(公告)日：2018-09-13

申请号：US15754698

申请日：2016-09-06

Applicant: LG ELECTRONICS INC.

Inventor： Soojin HWANG ,  Jongyeul SUH ,  Sejin OH ,  Hyunmook OH

IPC: H04N21/2362 ,  H04N21/854 ,  H04N21/8543 ,  H04N21/434

CPC classification number: H04N21/2362 ,  H04N21/236 ,  H04N21/4343 ,  H04N21/4345 ,  H04N21/488 ,  H04N21/4884 ,  H04N21/85406 ,  H04N21/8543

Abstract: The present invention presents a method for transmitting a broadcast signal. The method for transmitting a broadcast signal, according to the present invention, presents a system capable of supporting a next-generation broadcast service in an environment supporting next-generation hybrid broadcasting using a terrestrial broadcast network and an Internet network. In addition, presented is an efficient signaling method capable of covering both the terrestrial broadcast network and the Internet network in the environment supporting the next-generation hybrid broadcasting.