Slide 1 - Welcome to the Montgomery County Maryland Website

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					Montgomery County Police
Public Safety Data System




 WIRELESS DATA SUPPORTING

      LAW ENFORCEMENT




                            David W. Linn
                            Director, Technology Division
                            MCPD
                            240-773-5211
  Public Safety Data System
Phase 1A     MILES
Phase 1B1    ECC & Dispatch
Phase 1B2    Field Reporting - RMS
Phase 2      Backup ECC


1997: Requirements
1998: RFP
1999: 800 MHz
2000: Mobile Data
2001: Implementation
2002: Radio System
2002: Phase 1A
2003: Phase 1B1
2004: Phase 1B2
BANDWIDTH
2005: Phase 1B2/2
2006: RMS
               Montgomery County Police
               Public Safety Data System

                  Phase 1B-2: Field Reporting & RMS

Incident

Supplemental

Accident

Field Interview              BANDWIDTH
Query RMS
  Commercial Wireless                 11
  315 Bag Units                                800 MHz Data
  Special Units
  Verizon – CDPD                               806- 19.2 kbs
  19.2 kbs                                      2 at Germantown
  Migration to CDMA                             3 at NRC
  1XRTT & EVDO
                         10                    821- 9.6 kbs
  All Units 8
                                                Single Freq Reuse
                              9                 at 9 sites


                              A                        2
                         6            7

1.
2.
      Carole Highlands
      Hampshire Greens
                             BANDWIDTH
3.    Berkshire Towers            5
4.    NRC                                  4       3
5.    Kenwood
6.    Quince Orchard
7.    Shady Grove
8.    Dickerson
9.    Germantown                                       1
10.   Seneca
11.   Penn Shop
A.    ECC
B.          BDA
Migration to Commercial Wireless


2004: Tested Coverage
2005: Benchmarked Reliability & Bandwidth
2005: 700 MDCs to CDMA
2006: Migration to CDMA/EVDO
Ongoing: Evaluation of Support




                            Aircard in MDC slot
                            No external antenna
                            Positive Officer Feedback
      Montgomery County Police
      Public Safety Data System

                Electronic Roll Call - Web Board


Daily Items

Sgt Roll Call

Desktop

Migrate to
MDCs

Sniper Case
       Montgomery County Police
       Public Safety Data System

                 Mobile Handheld – Command & Control
                 Sprint & Blackberry


Project in Development

PDA with Commercial Wireless
1. Voice & Text (Done)
2. C&C Links (Done)
3. CAD (Working)

Command Staff
Special Units
    Montgomery County Police
    Public Safety Data System

                           Command Bus




SAT Links
Networked
802.11
Data Links Fed/State
SWAT Support
Montgomery County Police
Public Safety Data System

Total 5 days classroom training for
each employee
     Technical Support for Wireless


Tiered Support        Mentor Training Session

Mentors (55)
• Field officers
• Trained
• First support

Technical Team (6)
• 24/7 on call
• Test stand
• Access & PW

Vendor Support
• Swap out
• Maintain spares
         Log On                              MILES                Car to Car Text

350000



300000
                                                                                    Playtime
250000



200000



150000
                           Operational
100000



 50000



     0
         Logon to System                       MILES Queries       Car to Car Msg




                            2002 * 2003 * 2004 * 2005
                                        Avg02 Avg03 Avg04 Avg05




                     Mobile Data System Utilization
LESSONS LEARNED:

 •Officer Involvement in Development
 •Training is Critical
 •Officers Acceptance is Critical
 •Test Each Stage of Development
 •Policy Required Early
 •Union Involvement Important
 •Positive Impact of Technology
 •Accountability for HW & Data
 •Business Process Improvement Must Be Planned

				
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posted:3/5/2011
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