Patent 9084013 was granted and assigned to Google on July, 2015 by the United States Patent and Trademark Office.
A method for data logging in a panel media consumption study includes broadcasting an attraction signal by a device associated with a panelist during display of media on a first media device in an area of interest, the media for consumption by the panelist; receiving the attraction signal at a receiving device in the area of interest, determining information related to the received attraction signal, determining a characteristic value of the information; identifying the device of the panelist as at a first location within the area of interest based on the characteristic value of the information; and logging data related to the display of media as panel media consumption data.