US 12,267,382 B2
Providing service support extension data with point cloud file data
Ying Hu, Shenzhen (CN)
Assigned to Tencent Technology (Shenzhen) Company Limited, Shenzhen (CN)
Filed by Tencent Technology (Shenzhen) Company Limited, Guangdong (CN)
Filed on Oct. 24, 2022, as Appl. No. 17/972,326.
Application 17/972,326 is a continuation of application No. PCT/CN2021/131225, filed on Nov. 17, 2021.
Claims priority of application No. 202011392353.2 (CN), filed on Dec. 1, 2020.
Prior Publication US 2023/0049384 A1, Feb. 16, 2023
Int. Cl. H04L 67/06 (2022.01); H04L 67/025 (2022.01)
CPC H04L 67/06 (2013.01) [H04L 67/025 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A point cloud file transmission method, comprising:
obtaining a point cloud file and extension information corresponding to the point cloud file, the point cloud file comprising point cloud data, the extension information providing information for a service comprising one of a navigation planning service or a high definition map service using the point cloud data;
indicating a correspondence between an item of the extension information and an item in the point cloud file by (i) the item in the point cloud file indicating an index of the item of the extension information and (ii) when the item of the extension information is not indexed by any item in the point cloud file, the correspondence is indicated by a file level location of the item of the extension information; and
transmitting the point cloud file and the extension information to a receiving device, so that the receiving device performs the service using the point cloud data based on the extension information.