Point-cloud decoding device, point-cloud decoding method, and program
US12277739B2 · kind B2 · utility
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4Claims
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Key dates
| Filing date | Sep 30, 2022 |
| Grant date | Apr 15, 2025 |
| Priority date | — |
| Expiry date | Sep 27, 2043 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06T2210/56
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A point-cloud decoding device 200 according to the present invention includes: a geometry information decoding unit 2010 configured to decode a flag that controls whether to apply “Implicit QtBt” or not; and an attribute-information decoding unit 2060 configured to decode a flag that controls whether to apply “scalable lifting” or not; wherein, a restriction is set not to apply the “scalable lifting” when the “Implicit QtBt” is applied.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.