System for monitoring audio content in a video broadcast
US7085613B2 · kind B2 · utility
10Cited by
8References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 29, 2001 |
| Grant date | Aug 1, 2006 |
| Priority date | — |
| Expiry date | Dec 6, 2023 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B2020/10546
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method is provided for monitoring audio content in a video broadcast. According to the method, an audio datastream from the video broadcast is received, and audio identifying information is generated for audio content from the audio datastream. It is determined whether the audio identifying information generated for the received audio content matches audio identifying information in an audio content database. In one preferred embodiment, the audio identifying information is an audio feature signature that is based on audio content. Also provided is a system for monitoring audio content in a video broadcast.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.