Title:
TRANSMISSION DEVICE FOR POINT CLOUD DATA, METHOD PERFORMED BY SAID TRANSMISSION DEVICE, RECEPTION DEVICE FOR POINT CLOUD DATA, AND METHOD PERFORMED BY SAID RECEPTION DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/113443
Kind Code:
A1
Abstract:
A transmission device for point cloud data, a method performed by the transmission device, a reception device, and a method performed by the reception device are provided. The method performed by the reception device for point cloud data, according to the present disclosure, comprises the steps of: acquiring a geometry-based point cloud compression (G-PCC) file including the point cloud data; acquiring, from the G-PCC file, temporal level number information indicating the number of temporal levels of a track within the G-PCC file; and acquiring, from the G-PCC file on the basis of the temporal level number information, sample group information regarding samples within the track, wherein the sample group information is acquired on the basis that the temporal level number information indicates that the track has a plurality of temporal levels.
Inventors:
HENDRY HENDRY (KR)
Application Number:
PCT/KR2022/020278
Publication Date:
June 22, 2023
Filing Date:
December 13, 2022
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
H04N21/434; H04N21/2343; H04N21/236; H04N21/4402
Domestic Patent References:
| WO2021123159A1 | 2021-06-24 |
Foreign References:
| KR20210005524A | 2021-01-14 | |||
| US20200045323A1 | 2020-02-06 | |||
| KR20210004885A | 2021-01-13 | |||
| US20210360268A1 | 2021-11-18 |
Attorney, Agent or Firm:
SUNG, Byung Kee (KR)
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