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公开(公告)号：US12034979B2
公开(公告)日：2024-07-09
申请号：US17605972
申请日：2020-03-20
Applicant: LG ELECTRONICS INC.
Inventor： Hyunmook Oh , Sejin Oh
IPC: H04N19/96 , H04N19/124 , H04N19/593 , H04N19/597 , H04N19/91
CPC classification number: H04N19/96 , H04N19/124 , H04N19/593 , H04N19/597 , H04N19/91
Abstract: A point cloud data transmission method according to embodiments can comprise the steps of: acquiring point cloud data; encoding geometry information included in the point cloud data; encoding attribute information included in the point cloud data; and transmitting the encoded geometry information and the encoded attribute information.
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公开(公告)号：US11830212B2
公开(公告)日：2023-11-28
申请号：US17722846
申请日：2022-04-18
Applicant: LG ELECTRONICS INC.
Inventor： Hyejung Hur , Sejin Oh
CPC classification number: G06T7/60 , G06T17/00 , G06T2207/10028
Abstract: Disclosed herein is a method of transmitting point cloud data. The method may include acquiring point cloud data, encoding geometry information including positions of points of the point cloud data, generating one or more LODs based on the geometry information and selecting one or more neighbor points of each point to be attribute-encoded based on the one or more LODs, wherein the selected one or more neighbor points of each point are located within a maximum neighbor point distance, encoding attribute information of each point based on the selected one or more neighbor points of each point, and transmitting the encoded geometry information, the encoded attribute information, and signaling information.
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公开(公告)号：US11758205B2
公开(公告)日：2023-09-12
申请号：US17374639
申请日：2021-07-13
Applicant: LG ELECTRONICS INC.
Inventor： Sejin Oh , Minsung Kwak , Woosuk Kwon , Kyoungsoo Moon , Jangwon Lee , Woosuk Ko , Sungryong Hong
IPC: H04N21/2362 , H04N21/2343 , H04H60/07 , H04H60/73 , H04N21/234 , H04N21/236 , H04N21/2383 , H04N21/6332 , H04L61/5007 , H04L69/16 , H04N21/643 , H04N21/858
CPC classification number: H04N21/2362 , H04H60/07 , H04H60/73 , H04L61/5007 , H04L69/16 , H04N21/234 , H04N21/236 , H04N21/2343 , H04N21/2383 , H04N21/6332 , H04N21/64322 , H04N21/8586
Abstract: A method of processing data in a digital receiving apparatus, the method including receiving a broadcast signal including low level signaling data, wherein the low level signaling data is carried via a specific data pipe (DP), wherein the low level signaling data includes service category information, the service category information is used to identify an AV service, an audio only service or an ESG (electronic service guide) service, wherein the low level signaling data is used to provide bootstrap information that allows the receiving apparatus to discover at least one service layer signaling information, wherein the bootstrap information includes URL data for a first service layer signaling information when the first service layer signaling information is transmitted via a broadband network, and wherein the bootstrap information includes a destination user datagram protocol (UDP) port number and a destination internet protocol (IP) address for a second service layer signaling information when the second service layer signaling information is transmitted via a broadcast network; and parsing the low level signaling data included in the broadcast signal, wherein the low level signaling data is parsed, and then the first service layer signaling information or the second service layer signaling information is processed.
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公开(公告)号：US11601634B2
公开(公告)日：2023-03-07
申请号：US17353438
申请日：2021-06-21
Applicant: LG Electronics Inc.
Inventor： Sejin Oh
IPC: H04N13/161 , H04L65/70 , G01B11/245 , H04L65/75 , H04L65/61
Abstract: Disclosed herein is a point cloud data transmission method. The point cloud data transmission method may include encoding point cloud data, encapsulating a bitstream that includes the encoded point cloud data into a file, and transmitting the file, the bitstream is stored in one or more tracks of the file, the file further includes signaling data, the point cloud data is composed of one or more objects, and the signaling data includes at least one parameter set and information for partial access of the point cloud data.
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公开(公告)号：US11575869B2
公开(公告)日：2023-02-07
申请号：US17038880
申请日：2020-09-30
Applicant: LG ELECTRONICS INC.
Inventor： Hyejung Hur , Sejin Oh , Soojin Hwang , Jangwon Lee
IPC: H04N19/162 , H04N19/169 , H04N19/187 , H04N19/33 , H04N19/62 , H04N13/178 , H04N13/161 , H04N5/278
Abstract: A 360 image data processing method performed by a 360 video receiving device, according to the present invention, comprises the steps of: receiving 360 image data; acquiring information and metadata on an encoded picture from the 360 image data; decoding the picture on the basis of the information on the encoded picture; and rendering the decoded picture and an overlay on the basis of the metadata, wherein the metadata includes overlay-related metadata, the overlay is rendered on the basis of the overlay-related metadata, and the overlay-related metadata includes information on a region of the overlay.
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Patent Agency Ranking
公开(公告)号：US11568514B2
公开(公告)日：2023-01-31
申请号：US17493353
申请日：2021-10-04
Applicant: LG ELECTRONICS INC.
Inventor： Hyejung Hur , Sejin Oh
Abstract: Disclosed herein is a method of transmitting point cloud data. The method may include acquiring point cloud data, encoding geometry information including positions of points in the point cloud data, encoding attribute information including attribute values of points in the point cloud data based on the geometry information, and transmitting the encoded geometry information, the encoded attribute information and signaling information.
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公开(公告)号：US11544877B2
公开(公告)日：2023-01-03
申请号：US17124067
申请日：2020-12-16
Applicant: LG Electronics Inc.
Inventor： Sejin Oh
Abstract: Disclosed herein is a point cloud data transmission method. The transmission method may include encoding the point cloud data, encapsulating the point cloud data, and transmitting point cloud data. Disclosed herein is a point cloud data reception device. The reception device may include a receiver configured to receive the point cloud data, a decapsulator configured to decapsulate the point cloud data, and a decoder configured to decode the point cloud data.
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公开(公告)号：US11380019B2
公开(公告)日：2022-07-05
申请号：US17064855
申请日：2020-10-07
Applicant: LG Electronics Inc.
Inventor： Sejin Oh , Yousun Park
IPC: G06T9/00
Abstract: Disclosed herein is a transmitting method and a receiving method of point cloud data. The transmitting method may include encoding point cloud data, and transmitting a bitstream that includes the point cloud data and signaling information. The receiving method may include receiving a bitstream that includes point cloud data and signaling information, decoding the point cloud data, and rendering the decoded point cloud data.
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公开(公告)号：US11308651B2
公开(公告)日：2022-04-19
申请号：US17143793
申请日：2021-01-07
Applicant: LG Electronics Inc.
Inventor： Hyejung Hur , Sejin Oh
IPC: G06T9/40
Abstract: Disclosed herein is a method of transmitting point cloud data. The method may include acquiring point cloud data, encoding geometry information including positions of points of the point cloud data, generating one or more levels of detail (LODs) based on the geometry information and selecting one or more neighbor points of each point to be attribute-encoded based on the one or more LODs, encoding attribute information of each point based on the selected one or more neighbor points of each point, and transmitting the encoded geometry information, the encoded attribute information, and signaling information.
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120.发明授权公开(公告)号：US11297298B2
公开(公告)日：2022-04-05
申请号：US16757531
申请日：2019-02-22
Applicant: LG ELECTRONICS INC.
Inventor： Hyunmook Oh , Sejin Oh
IPC: H04N13/194 , H04N19/46 , H04N19/597 , H04N13/117 , H04N13/178
Abstract: A method for processing 360-degree image data by a device for receiving a 360-degree video according to the present invention comprises the steps of: receiving 360-degree image data; obtaining information relating to an encoded picture and metadata from the 360-degree image data, wherein the metadata includes camera lens information; decoding a picture including a target circular area on the basis of the information relating to the encoded picture; and rendering the target circular area by processing same on the basis of the camera lens information.
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