Arbitron Inc. said its talks with Nielsen Media Research involving a Portable
People Meter joint venture have taken longer than expected.
The companies, which had been trying to finalize an agreement by midyear, are
now shooting to form a partnership by the fourth quarter.
Arbitron is testing the PPM -- a pager-sized device that can monitor radio,
broadcast-television and cable usage -- with 1,500 trial participants in the
Arbitron said its radio, broadcast, cable and ad-agency clients will see the
first ratings data from the trial in July, covering audience measurement for the
month of May.