Patent ID: 11889113
Assignee: LG ELECTRONICS INC.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H  G | IPC H

Claim 3:
4. An apparatus for receiving point cloud data, the apparatus comprising:
a receiver configured to receive a bitstream including point cloud data,
the point cloud data including geometry data and attribute data;
a decoder configured to decode the geometry data; and
a decoder configured to decode the attribute data,
wherein the geometry data including a tree,
wherein LOD(Level of Detail)s are generated based on the geometry data,
wherein points of the geometry data in the LODs are sorted based on a Morton code,
wherein a point having a lowest point index included in a LOD of which a detail level is an even is sampled and a point having a greatest point index included in a LOD of which a detail level is an odd is sampled.