Methods and apparatus for providing a presentation quality signal
US9037743B2 · kind B2 · utility
11Cited by
5References
20Claims
0Family size
Assignee
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Key dates
| Filing date | May 25, 2012 |
| Grant date | May 19, 2015 |
| Priority date | — |
| Expiry date | Oct 1, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L65/80
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Apparatus, methods and systems using no-reference techniques for computing quality scores for audio and video components of a media session, where the quality scores are estimates of perceived quality by the viewer for the individual components of the media session. A presentation quality score is computed for a media stream by parsing a container of the media stream to determine media stream characteristics, estimating an visual quality factor and based on the visual quality factor, determining the presentation quality score.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.