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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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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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Patent Agency Ranking
186.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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公开(公告)号：US20220084164A1
公开(公告)日：2022-03-17
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：US11234035B2
公开(公告)日：2022-01-25
申请号：US17076260
申请日：2020-10-21
Applicant: LG ELECTRONICS INC.
Inventor： Sejin Oh , Kyoungsoo Moon
IPC: H04N21/2665 , H04N21/426 , H04N21/434 , H04N21/438 , H04N21/462 , H04N21/643 , H04N21/854 , H04N21/236 , H04N21/61
Abstract: The present invention relates to a device for receiving a hybrid broadcast service and a method for transmitting the same. The device for receiving a hybrid broadcast service, according to one embodiment of the present invention, comprises: a first reception unit for receiving a first broadcast signal transmitted through a first network; a second reception unit for receiving a second broadcast signal transmitted through a second network, wherein the broadcast signal includes a service information table; a signaling information processing unit for extracting the service information table from the broadcast signal, wherein the service information table includes a component identifier descriptor for signaling information for identifying each of a plurality of components constituting one broadcast service, the component identifier descriptor including identification information; and an audio/video processing unit for acquiring the broadcast service including the plurality of components by using the component identification information, and decoding and reproducing the acquired broadcast service.
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公开(公告)号：US11151742B2
公开(公告)日：2021-10-19
申请号：US16826090
申请日：2020-03-20
Applicant: LG ELECTRONICS INC.
Inventor： Sejin Oh
Abstract: Disclosed herein are a point cloud data transmission method including encoding point cloud data and transmitting the 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.
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190.发明申请公开(公告)号：US20210281338A1
公开(公告)日：2021-09-09
申请号：US17329642
申请日：2021-05-25
Applicant: LG ELECTRONICS INC.
Inventor： Sejin Oh , Jeongwoo Kim , Minsung Kwak
Abstract: A device providing an emergency alert service via a mobile broadcasting according to one embodiment of the present invention includes an RS frame encoder configured to generate an RS frame, which is a 2nd dimensional data frame, in a manner of performing an RS (Reed-Solomon)-CRC (Cyclic Redundancy Check) encoding on an ensemble comprising a mobile data for a mobile broadcasting service and a service signaling channel containing an access information on the mobile broadcasting service, an RS frame divider configured to divide the generated RS frame into a plurality of RS frame portions, a signaling encoder configured to generate a signaling data comprising a TPC (Transmission Parameter Channel) for signaling a transmission parameter of the mobile broadcasting and a MC (Fast Information Channel) containing a connection information between the ensemble and the broadcasting service, a data group formatter configured to generate a data group containing a part of the signaling data and the RS frame portion, and a broadcasting signal generating unit configured to generate a mobile broadcasting signal containing the data group.
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