Lg Electronics Inc.

Hyunmook Oh

Sejin Oh

Jongyeul Suh

Soojin Hwang

Joonhee Yoon

Sooyeon Lee

Dongmin Jang

Jangwon Lee

Seungryul Yang

Jinpil Kim

Sangheon Lee

Hyejung Hur

Jangwoong Park

Donggyu Sim

SungHyun Cho

Eun Seok Ryu

Youngwook Kang

Yousun Park

Tungchin Lee

Hansol Choi

Soonbin Lee

Jong Beom Jeong

Eunseok Ryu

Jongbeom Jeong

A method for processing point cloud data according to embodiments may comprise: encoding point cloud data; and transmitting the encoded point cloud data. The method for processing point cloud data according to embodiments may comprise: receiving point cloud data; and decoding the received point cloud data.

Apparatus and method for processing point cloud data

A point cloud data transmission method according to embodiments comprises the steps of: encoding geometry data including positions of points of point cloud data; encoding, on the basis of the geometry data, attribute data including attribute values of the points of the point cloud data; and transmitting the encoded geometry data, the encoded attribute data, and signaling information, wherein, in the step of encoding the geometry data, the geometry data can be compressed on the basis of the correlation between frames and the distribution of the points.

Point cloud data transmission device, point cloud data transmission method, point cloud data reception device, and point cloud data reception method

Disclosed herein is a method for transmitting point cloud data, including encoding 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.

A point cloud data transmission method according embodiments comprises a step for encoding point cloud data including the geometry and attributes, the geometry being information indicating the positions of the points of the point cloud data, and the attributes including one or more among the color and reflectance of the points, wherein the encoding step comprises: a step for converting the coordinates representing the positions of the points; and a step for transmitting a bitstream including the encoded point cloud data. The point cloud data transmission method can encode and transmit the point cloud data.

Point cloud data transmission device, transmission method, processing device, and processing method

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. Further, 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. Further, 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. Further, a point cloud data reception device according to embodiments may comprise: a receiver for receiving a bitstream including point cloud data; and a decoder for decoding the point cloud data.

Point cloud data transmission method, point cloud data transmission device, point cloud data reception method, and point cloud data reception device

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.

A point cloud data transmission method, according to embodiments, may comprise the steps of: encoding point cloud data; and transmitting the point cloud data. The present invention, according to embodiments, may comprise the steps of: receiving point cloud data; and decoding the point cloud data.

Point cloud data transmission device, point cloud data transmission method, point cloud data reception device and point cloud data reception method

A point cloud data transmission method according to embodiments may comprise the steps of: acquiring point cloud data; encoding, by application of a geometry tree, geometry information including positions of points of the point cloud data; encoding attribute information including attribute values of the points of the point cloud data on the basis of the geometry tree; and transmitting the encoded geometry information, the encoded attribute information, and signaling information, wherein the step of encoding the attribute information comprises: a step of generating level of details (LoDs) on the basis of the geometry tree and a step of compressing the attribute information on the basis of the LoDs.

Point cloud data transmission device, point cloud data transmission method, point cloud data reception device, and point cloud data reception method that generate LODs based on an octree

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 including point cloud data; and decoding the point cloud data.

Point cloud data transmission device, point cloud data transmission method, point cloud data reception device, and point cloud data reception method, where the octree includes a direct node having a single position of one point

A method for processing point cloud data according to embodiments may encode and transmit point cloud data. The method for processing point cloud data according to embodiments may receive and decode point cloud data.

Device and method for processing point cloud data

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 which encodes point cloud data; and a transmitter which transmits a bitstream including the point cloud data. In addition, a point cloud data reception method may comprise the steps of: receiving a bitstream including point cloud data; and decoding the point cloud data. In addition, a point cloud data reception device may comprise: a reception unit which receives a bitstream including point cloud data; and a decoder which decodes the point cloud data.

A method for transmitting point cloud data according to embodiments may comprise the steps of: encoding the point cloud data; and/or transmitting a bitstream including the point cloud data and signaling information. A method for receiving point cloud data according to embodiments may comprise the steps of: receiving a bitstream including the point cloud data and signaling information; decoding the point cloud data; and/or rendering the point cloud data.

Device for transmitting point cloud data, method for transmitting point cloud data, device for receiving point cloud data, and method for receiving point cloud data

A point cloud data transmission method according to embodiments comprises the steps of: encoding geometry data of point cloud data; encoding attribute data of the point cloud data on the basis of the geometry data; and transmitting the encoded geometry data, the encoded attribute data, and signaling data. The step of encoding the geometry data may comprise the steps of: dividing the geometry data into a plurality of compression units; generating, for each compression unit, a prediction tree on the basis of the geometry data within each compression unit; and compressing the geometry data within the compression unit by performing prediction on the basis of the prediction tree.

Point cloud data transmission apparatus, point cloud data transmission method, point cloud data reception apparatus, and point cloud data reception method

A method for transmitting video, according to embodiments, comprises: a pre-processing step of processing video data; a step of encoding the video data; and/or a step of transmitting a bitstream including the video data. A method for receiving video, according to embodiments, comprises the steps of: receiving video data; decoding the video data; and/or rendering the video data.

Method for transmitting 360 video, method for receiving 360 video, 360 video transmitting device, and 360 video receiving device

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.

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Seoul, South Korea

Hyunmook Oh