Methods and apparatus to collect audience information associated with a media presentation
US8225342B2 · kind B2 · utility
52Cited by
10References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 21, 2004 |
| Grant date | Jul 17, 2012 |
| Priority date | — |
| Expiry date | Jul 2, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/442
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Methods and apparatus to collect audience information associated with a media presentation are described herein. In an example method, a first media metering device associated with a media presentation device monitors for a presence of one or more other media metering devices and a monitoring operation of the first media metering device is halted based on the presence of the one or more other media metering devices.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.