# ****************************************************************************
# CUI
#
# The Advanced Framework for Simulation, Integration, and Modeling (AFSIM)
#
# The use, dissemination or disclosure of data in this file is subject to
# limitation or restriction. See accompanying README and LICENSE for details.
# ****************************************************************************
###############################################################################
#
#    File: blue_ship_mf_radar
#
#  Utilizes computer-controlled blue ship medium frequency (blue_ship_mf_radar) Phased Array Radar
#  It uses a passive electronically scanned array.
#  Radar introduced by US in 1973.
#  Frequency:  S band
#  Range:    100+ nm
#  Power:    4 MW (peak)
#
#                    ***** NOTICE *****
#
#  This definition is not intended to be representative of the real system.
#  Some undefined characteristics of the system have been provided so the
#  achieved performance matches the values defined in the noted references.
#
#  Reference:
#   Version 2 matched data from
#     "International Demo Phase B Master Scenario Checklist"
#     http://www.fas.org/man/dod-101/sys/ship/weaps/an-spy-1.htm
#     http://en.wikipedia.org/wiki/AN/SPY-1
#
#  June 08:  added to wiki
#
#                      UNCLASSIFIED
###############################################################################
#
#  SNIPPET: example of how this sensor could be included in a simulation
#
// include_once blue_ship_mf_radar.txt
//
// ... simulation setup & initialization commands
//
//  platform_type UAV_TYPE WSF_PLATFORM
//    icon      predator    // or: Global_Hawk, predator, ucav, UCAV_Navy
//    side      blue
//
//    radar_SIGNATUREature   ONE_M_SQUARED_RADAR_SIG
//    optical_SIGNATUREature ONE_M_SQUARED_OPTICAL_SIG
//
//    mover WSF_AIR_MOVER
//      roll_rate_limit               1 rad/sec
//      default_linear_acceleration   1.0 g
//      default_radial_acceleration   6.5 g
//      default_climb_rate            17.3 fps
//      maximum_speed                 130.0 knots
//      maximum_altitude              15000 ft
//      minimum_altitude              50 ft
//      maximum_linear_acceleration   8 g
//    end_mover
//  end_platform_type
//
//  platform sensor_platform WSF_PLATFORM
//    side      red
//    icon      Sovremennyy         // good 3D option for large boats
//    heading   0.0 deg
//
//    mover WSF_SURFACE_MOVER
//      maximum_speed     30.0 kts
//      at_end_of_path    extrapolate
//    end_mover
//
//    route
//      position 07:06:00n 117:11:16e altitude 300 m msl
//        speed 200 knots
//      position 08:21:12n 117:11:16e altitude 300 m msl
//        speed 200 knots
//    end_route
//
//    add sensor blue_ship_mf_radar BLUE_SHIP_MF_RADAR
//      on
//      debug
//      location 0 0 -40 ft
//      ignore catSatellite      // ignore all satellites
//    end_sensor
//  end_platform
#
#############################################################################

antenna_pattern BLUE_SHIP_MF_RADAR_ANTENNA_PATTERN
  circular_pattern
    peak_gain         30 dB     // need to qualify based on Loop Gain
    beamwidth         2.1 deg
  end_circular_pattern
//  rectangular_pattern
//    peak_gain            35 dB
//    azimuth_beamwidth    1.6 deg
//    elevation_beamwidth  2.1 deg
#  end_rectangular_pattern
end_antenna_pattern

sensor BLUE_SHIP_MF_RADAR WSF_RADAR_SENSOR

  #-- Platform Part Commands
  off                         // default
  no_debug                    // default

  #-- Articulated Part Commands
  #   Slew mode and limits, yaw, pitch, & roll info goes here
  scan_mode                   azimuth_and_elevation
  antenna_tilt                15 deg
  azimuth_scan_limits         -60.0 deg 60.0 deg
  elevation_scan_limits       -45.0 deg 45.0 deg
  # Field of view is used to cull targets, usually set larger than scan limits
  #   -5  deg detects ships more than 457.19 ft (139.35 m) away
  #   -10 deg detects ships more than 226.85 ft (69.14 m) away
  azimuth_field_of_view       -60.0 deg 60.0 deg
  // elevation_field_of_view    5.0 deg 65.0 deg    // okay for aircraft
  elevation_field_of_view     -5.0 deg 65.0 deg   // detects surface ships

  #-- Sensor Level Commands
  show_calibration_data                     // display radar characteristics

  #-- Detection Scheduling Commands
  frame_time                  4.0 sec

  #-- Beam Commands
  one_m2_detect_range 800 nm

  signal_processor simple_doppler
     //minimum_doppler_speed       35.0 kts
     minimum_doppler_speed       25.0 kts      // slightly less than patrol boat
  end_signal_processor

  transmitter
    frequency         3287 mhz
    power             0.1 MW                // GUESS: could not find in available data
    antenna_pattern   BLUE_SHIP_MF_RADAR_ANTENNA_PATTERN
  end_transmitter

  receiver
    bandwidth         1.666 mhz
    antenna_pattern   BLUE_SHIP_MF_RADAR_ANTENNA_PATTERN
  end_receiver

  #-- Track Formation Commands
  reports_bearing
  reports_elevation
  reports_frequency
  reports_location
  reports_velocity

end_sensor