Methods and apparatus for crediting a media presentation device
US11223861B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 6, 2021 |
| Grant date | Jan 11, 2022 |
| Priority date | — |
| Expiry date | Jan 6, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/6582
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Example apparatus disclosed include means for detecting encoded information present in audio obtained from a media presentation device, means for generating a signature of the audio, and means for determining an on/off state of the media presentation device based on a gain level, the means for determining to determine the on/off state based on the encoded information detected in the audio or the signature generated from the audio. Disclosed example apparatus also include means for crediting a portion of the audio to first media based on the encoded information or the signature, the means for crediting to credit the audio by overriding (i) a first determination that the media presentation device was in the off state during collection of the audio with (ii) a second determination that the media presentation device was in the on state based on the collection of the audio.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.