Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:audience_measurement_device
|
| gptkbp:alternativeTo |
gptkb:Nielsen_ratings
|
| gptkbp:category |
market research
media measurement |
| gptkbp:dataCollected |
gptkb:digital_media
gptkb:radio_station television broadcasts |
| gptkbp:dataRate |
central server
|
| gptkbp:detects |
inaudible audio tones
|
| gptkbp:developedBy |
gptkb:Nielsen_Audio
gptkb:Arbitron |
| gptkbp:introducedIn |
2001
|
| gptkbp:measures |
exposure to media
|
| gptkbp:patent |
gptkb:Arbitron
|
| gptkbp:replacedBy |
diary-based audience measurement
|
| gptkbp:technology |
gptkb:wearable_technology
|
| gptkbp:usedFor |
television audience measurement
radio audience measurement |
| gptkbp:usedIn |
gptkb:Canada
gptkb:United_States |
| gptkbp:bfsParent |
gptkb:Nielsen_Audio
|
| gptkbp:bfsLayer |
7
|
| http://www.w3.org/2000/01/rdf-schema#label |
Portable People Meter
|