Methods and apparatus for identifying audio/video content using temporal signal characteristics
US8065700B2 · kind B2 · utility
36Cited by
35References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 16, 2009 |
| Grant date | Nov 22, 2011 |
| Priority date | — |
| Expiry date | Dec 16, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04H60/35
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Methods and apparatus for identifying audio/video content using temporal characteristics of a signal are disclosed. The disclosed apparatus and methods receive a signature associated with audio/video content presented at a monitored site, wherein the signature is based on a plurality of time intervals associated with audio features of the audio/video content presented at the monitored site and identify the audio/video content presented at the monitored site based on the received signature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.