SYSTEMS AND METHODS FOR GATHERING DATA CONCERNING USAGE OF MEDIA DATA
摘要
The present invention concerns methods and systems for gathering data concerning usage of media data provided from a predetermined receiver to a user. First data concerning usage of the media data is gathered by means of a portage monitor carried on the person of the user. Second data concerning usage of media data by the predetermined receiver is gathered by a monitorin g system separate from the portage monitor, the second data corresponding to a t least a portion of the first data. Audience measurement data is produced bas ed on the first and second data.
申请公布号
CA2560703(A1)
申请公布日期
2005.10.13
申请号
CA20052560703
申请日期
2005.03.28
申请人
ARBITRON INC.
发明人
KOLESSAR, RONALD S.;JENSEN, JAMES M.;ZHANG, JACK A.;FLANAGAN, EUGENE L., III;WOOD, COURTNEY LEWIS