1. ARBITRON and JHU/APL Ronald S. Kolessar

2. WHO AM I? Ronald S. Kolessar Vice President Technology Arbitron Inc. Columbia, Maryland

3. © 2003 Arbitron Inc. WHO IS ARBITRON INC.? International media and marketing research company - Radio and Television audiences - Advertisers, Agencies and Outdoor US leader in radio audience measurement The Book www.Arbitron.com

4. © 2003 Arbitron Inc. ARBITRONS TECHNOLOGY DEPARTMENT Development of electronics used for audience measurement Staff of 20+ engineers, programmers and technicians Portable People Meter (PPM)

5. © 2003 Arbitron Inc. PPM SYSTEM GOALS A single source personal measurement of a persons advertising exposure and purchasing Radio, television, and cable listening/viewing Outdoor advertising exposure Print media exposure Store visits Purchases

6. © 2003 Arbitron Inc. PPM DEVELOPMENT In development since 1992 (Martin Marietta original consultant) In field testing since 1998 Philadelphia testing since 2002 Joint testing with Nielsen Media Research Next deployment in 2004

7. © 2003 Arbitron Inc. HOW THE SYSTEM WORKS Inaudible code inserted at broadcast PPM » Carried by panelist » Detects and logs code and time Panelist docks PPM in Base Station » Data transfer to Base and then to HUB » Panelist given info on base screen HUB transfer to host for data processing

8. © 2003 Arbitron Inc. PPM EQUIMPMENT 1U Encoder Personal Portable Meter (PPM) Base Station Data Collection Box (HUB)

9. © 2003 Arbitron Inc. IMPLEMENTED TECHNOLOGIES Inaudible audio encoding (Psychoacoustics and detection accumulation) » Station identification » Broadcast time stamp » Received time log PPM accelerometer » Motion measurement Infrared » Transmission PPM to base Carrier Current » Transmission from base to hub RF: coming » In/out of home

10. © 2003 Arbitron Inc. CONTACT TO JHU/APL Referenced to Wayne Swann by Dr. Deborah Mechtel (Professor at US Navel Academy and JHU/APL researcher) Signed a five year general working agreement in 2002

11. © 2003 Arbitron Inc. REASONS FOR RELATIONSHIP JHU/APL offers Arbitron a source of 4,000 experienced engineers Experience in areas outside Arbitron expertise (Ex: GPS, RF antenna design, etc) Mutual contact introductions Local company ties

12. © 2003 Arbitron Inc. PROJECTS RF solution for determining In/Out of Home (Cooperative Patent filed) Study of cost reduction possibilities Study for outdoor measurement possibilities (GPS, others)

13. © 2003 Arbitron Inc. FUTURE PROJECTS Integrated PPM/GPS solution Cost reductions & next generation ?????

14. © 2003 Arbitron Inc. CONCLUSIONS Arbitron is pleased and proud to be working with JHU/APL, and looks forward to new programs and opportunities. Thank you