US8966516B2
patent
Set top box logs are received from a television provider and processed to identify channel tunes and channel tune times. The channel tunes and channel tune times of the log data can be compared to expected air times of television advertise ments on channels, and an impression values, e.g., projected viewers, can be generated for each television advertisement. 15 Claims, 12 Drawing Sheets
16 claims. 145,217 characters of text.