APCO Project 25 Wireless Data Services for Smaller Public Safety Agencies

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Presentation given at 2009 IEEE International Conference on Technologies for Homeland Security – HST 2009

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APCO Project 25 Wireless Data Services for Smaller Public Safety Agencies

  1. 1. Project54 – CATLab University of New Hampshire Ivan Elhart
  2. 2. APCO P25 Wireless Data Services for Smaller Public Safety Agencies – Ivan Elhart <ul><li>Introduction </li></ul><ul><ul><li>Data communication </li></ul></ul><ul><ul><li>Vehicle to Infrastructure (V2I) </li></ul></ul><ul><ul><li>communication </li></ul></ul><ul><li>Problem </li></ul><ul><ul><li>Expensive APCO P25 equipment </li></ul></ul><ul><li>Approach </li></ul><ul><ul><li>Software Defined P25 Data Base Station </li></ul></ul><ul><li>Results and Tests </li></ul>
  3. 3. APCO P25 Wireless Data Services for Smaller Public Safety Agencies – Ivan Elhart M. Weiser, &quot; The computer for the 21 st century &quot; SIGMOBILE Mobile Computing and Communications Review , vol. 3, no. 3, pp. 3-11, 1999.
  4. 4. A. L. Kun, W. T. Miller, III, and W. H. Lenharth, &quot; Computers in police cruisers ,&quot; Pervasive Computing, IEEE , vol. 3, no. 4, pp. 34-41, 2004. APCO P25 Wireless Data Services for Smaller Public Safety Agencies – Ivan Elhart
  5. 5. APCO P25 Wireless Data Services for Smaller Public Safety Agencies – Ivan Elhart
  6. 6. APCO P25 Wireless Data Services for Smaller Public Safety Agencies – Ivan Elhart <ul><li>APCO Project 25 </li></ul><ul><li>APCO Project 25 </li></ul><ul><li>Problem - The high cost of the equipment needed to support mixed voice and data transmissions over private land mobile radio channels </li></ul>
  7. 7. <ul><li>To outline a system that will allow smaller law enforcement agencies to enable wireless data services in their cruisers in a cost effective way and with a high level of reliability </li></ul>APCO P25 Wireless Data Services for Smaller Public Safety Agencies – Ivan Elhart
  8. 8. APCO P25 Wireless Data Services for Smaller Public Safety Agencies – Ivan Elhart <ul><li>A local NH police department </li></ul>
  9. 9. APCO P25 Wireless Data Services for Smaller Public Safety Agencies – Ivan Elhart Voice communication line Radio Channel
  10. 10. Voice communication line APCO P25 Wireless Data Services for Smaller Public Safety Agencies – Ivan Elhart Radio Channel - TDMA voice data voice voice voice data A single data line
  11. 11. <ul><li>A single client </li></ul><ul><li>Multiple clients </li></ul><ul><li>Voice priority </li></ul>APCO P25 Wireless Data Services for Smaller Public Safety Agencies – Ivan Elhart
  12. 12. APCO P25 Wireless Data Services for Smaller Public Safety Agencies – Ivan Elhart <ul><li>A single client </li></ul>
  13. 13. APCO P25 Wireless Data Services for Smaller Public Safety Agencies – Ivan Elhart <ul><li>A single client </li></ul><ul><li>Multiple clients </li></ul>data data data data Channel Usage Collisions 35% 1.61% 4% 0.015%
  14. 14. <ul><li>A single client </li></ul><ul><li>Multiple clients </li></ul><ul><li>Voice priority </li></ul>APCO P25 Wireless Data Services for Smaller Public Safety Agencies – Ivan Elhart
  15. 15. APCO P25 Wireless Data Services for Smaller Public Safety Agencies – Ivan Elhart
  16. 16. APCO P25 Wireless Data Services for Smaller Public Safety Agencies – Ivan Elhart Project54 – CATLab University of New Hampshire

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