272 lines
9.2 KiB
Plaintext
272 lines
9.2 KiB
Plaintext
# ****************************************************************************
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# CUI
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#
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# The Advanced Framework for Simulation, Integration, and Modeling (AFSIM)
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#
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# The use, dissemination or disclosure of data in this file is subject to
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# limitation or restriction. See accompanying README and LICENSE for details.
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# ****************************************************************************
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###############################################################################
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#
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# File: generic_radar_10nm.txt
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#
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# Define Generic Radar - Detects 1 m^2 target at 10 nm
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#
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# ***** NOTICE *****
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#
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# This definition is not intended to be representative of the real system.
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# Some undefined characteristics of the system have been provided so the
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# achieved performance matches the values defined in the noted references.
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#
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# Reference:
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# Most values were derived from a basic TPS-1D radar.
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# Cited Data sources:
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# (A) l of AN/TPS-1D search radar.
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# Ref: "Radar System Analysis", Barton, P 238
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#
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# June 08: added to file repository
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#
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# UNCLASSIFIED
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###############################################################################
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# Includes:
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# antenna_pattern: receive/transmit pattern
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# sensor:
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# one_m2_detect_range
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# frame time
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# scan mode
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# pitch
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# azimuth & elevation scan limits
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# minimum & maximum range
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# azimuth_field_of_view & elevation_field_of_view
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# slew_mode, azimuth_slew_limits, & elevation_slew_limits
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# transmitter: uses predefined antenna pattern, antenna_tilt,
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# power, & frequency
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# receiver: detection_threshold & bandwidth
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# signal_processor simple_doppler
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# minimum_doppler_speed
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# end_signal_processor
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# number of pulses integrated
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# detector law
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# swerling case
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# probability of false alarm
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# error sigmas: azimuth, elevation, & range
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# Kalman filter specification
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# hits to establish track and hits to maintain track
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#
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###############################################################################
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#
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# Minimum Additional data needed in user's file
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# Specify the location and orientation of the sensor on the platform.
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# (e.g., location 0.0 0.0 -30 m)
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# Specify pitch of plane for antenna rotation (default = 0)
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# (e.g., pitch 0 deg)
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#
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# SNIPPET: example of how the sensor could be included in a simulation
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#
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// include_once generic_radar_10nm.txt
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//
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// ... simulation setup & initialization commands
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#
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# Setup a platform with generic radar
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#
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//platform_type COMMAND_TOWER_TYPE WSF_PLATFORM
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// icon Tower
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// side gray
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// category catTower
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//
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// radar_signature TOWER_RADAR_SIGNATURE
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// optical_signature TOWER_OPTICAL_SIGNATURE
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//
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// processor track_manager WSF_TRACK_PROCESSOR
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// on
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// report_interval 1 sec
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// report_raw_tracks
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// end_processor
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//
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// sensor ground-radar GENERIC_RADAR_10NM # includes antenna pattern
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// on
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// debug
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// yaw 0.0 deg # position to point toward targets
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// processor track_manager
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// end_sensor
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//
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// end_platform_type
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//
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//
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// platform sensor_platform COMMAND_TOWER_TYPE
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// icon Tower # or: Ground_Radar
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// side red
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// category catTower
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//
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// position 00:00:00n 103:49:00e altitude 15 m msl
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// heading 0.0 deg
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//
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// edit sensor GENERIC_RADAR_10NM
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// frame_time 0.1 sec
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// elevation_field_of_view -5.0 deg 89.0 deg
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// range_product 194.4 dBsm # overrides 1 m^2 detection
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// transmitter
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// power 0.0000001 MW
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// end_transmitter
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// end_sensor
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//
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// end_platform
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#
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# Setup a target platform
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#
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// platform_type UAV_TYPE WSF_PLATFORM
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// icon predator # or: Global_Hawk, predator, ucav, UCAV_Navy
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// side gray
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// category catUAV
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//
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// radar_signature ONE_M_SQUARED_RADAR_SIGNATURE
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// optical_signature ONE_M_SQUARED_OPTICAL_SIGNATURE
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//
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// mover WSF_AIR_MOVER
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// roll_rate_limit 1 rad/sec
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// default_linear_acceleration 1.0 g
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// default_radial_acceleration 6.5 g
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// default_climb_rate 17.3 fps
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// maximum_speed 130.0 knots
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// maximum_altitude 15000 ft
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// minimum_altitude 50 ft
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// maximum_linear_acceleration 8 g
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// end_mover
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//
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// end_platform_type
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//
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// platform UAV_|| UAV_TYPE
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// icon Global_Hawk
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// side blue
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// heading 180.0 deg
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//
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// route
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// position 00:50:00n 103:49:00e altitude 300 m msl
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// speed 200 knots
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// position 00:02:00n 103:49:00e altitude 300 m msl
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// speed 200 knots
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// end_route
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// end_platform
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//
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// ... event output specifications
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#
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###############################################################################
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# Basic Antenna pattern
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antenna_pattern GENERIC_RADAR_10NM_ANTENNA_PATTERN # (A)
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constant_pattern
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peak_gain 28 dB # (A) antenna gain
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azimuth_beamwidth 4 deg # (A) azimuth beamwidth
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elevation_beamwidth 10 deg # (A) actual beamwidth
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elevation_beamwidth 10.5 deg # (A) w/ 0.5 deg error
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end_constant_pattern
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end_antenna_pattern
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# Basic Radar sensor. Designed to detect 1 m^2 at 10 nm.
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sensor GENERIC_RADAR_10NM WSF_RADAR_SENSOR
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#-- Platform Part Commands
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off # default
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no_debug # default
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#-- Articulated Part Commands
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# Set scan_mode (fixed, azimuth, elevation, both, azimuth_and_elevation)
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scan_mode both # Default: fixed
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# Slew mode and limits, yaw, pitch, & roll info goes here
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slew_mode azimuth
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azimuth_scan_limits -180.0 deg 180.0 deg # Default: -180.0 deg 180.0 deg
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elevation_scan_limits 0.0 deg 5.0 deg # Default: -90.0 90.0
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//minimum_range 0 nm
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maximum_range 160 nm
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azimuth_field_of_view -60.0 deg 60.0 deg # 120 degrees symmetric
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elevation_field_of_view -22.5 deg 22.5 deg # 45 degrees symmetric
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//azimuth_slew_limits -45 deg 45 deg # Default: -57.29 deg 57.29 deg
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//elevation_slew_limits -5 deg 25 deg # Default: -28.64 deg 28.64 deg
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#-- Sensor Level Commands
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show_calibration_data # display radar characteristics
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#-- Detection Scheduling Commands
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# none at this time
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#-- Detection Scheduling Commands
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frame_time 10 sec # rotating antenna scan rate = 6 RPM
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# Specify pitch of plane for antenna rotation (Default: 0)
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//pitch 0 deg
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#-- Beam Commands
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# NOTE: Both range_product & one_m2_detect_range force radar equation
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# to adjust parameters so detection occurs at a specific range.
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# Use one or the other.
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# Specify maximum detection range for a target with one square meter
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one_m2_detect_range 10.0 nm
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transmitter
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antenna_pattern GENERIC_RADAR_10NM_ANTENNA_PATTERN
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# Enter antenna tilt parameter to specify constant angle of
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# antenna above horizon for all azimuths of its scan.
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// antenna_tilt 5 deg # Actual tilt (optical)
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// antenna_tilt 4.75 deg # Adjusted tilt (allowing for 4/3 earth)
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// antenna_tilt 0 deg # No tilt (used with double-beamwidth)
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antenna_tilt 4.75 deg # (A) w/ 0.5 deg error
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# NOTE: Any values for peak power and frequency can be entered
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# when using the simple "cookie-cutter" model because
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# range for detecting a target of a specified radar
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# cross section calculated using parameter:
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# "one_m2_detect_range"
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power 100 kw # peak power
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frequency 3 ghz # nominal S-band frequency
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# (for detection & tracking)
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end_transmitter
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receiver
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detection_threshold 12 dB # From Eric Auger
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bandwidth 2 mhz # From Eric Auger
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end_receiver
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// signal_processor simple_doppler
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# Default "minimum_doppler_speed" is zero
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# (e.g., minimum_doppler_speed 0 kts)
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# TPS-1D does not do Doppler processing
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// minimum_doppler_speed 0 kts
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// end_signal_processor
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number_of_pulses_integrated 1
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detector_law linear
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swerling_case 4
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probability_of_false_alarm 1.0e-6
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azimuth_error_sigma 0.001 deg
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elevation_error_sigma 0.001 deg
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range_error_sigma 7.0 m
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filter WSF_KALMAN_FILTER
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range_measurement_sigma 1 m
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elevation_measurement_sigma 0.001 deg
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bearing_measurement_sigma 0.001 deg
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process_noise_sigmas_XYZ 1.0 1.0 1.0
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end_filter
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# Default value for "hits_to_establish_track" is 1 1
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# (e.g., hits_to_establish_track 1 1)
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hits_to_establish_track 3 5 // 3 of last 5 scans to establish track
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# Default value for "hits_to_maintain_track" is 1 1
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# (e.g., hits_to_maintain_track 1 1)
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hits_to_maintain_track 1 4 // 1 of last 4 scans to maintain track
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#-- Track Formation Commands
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reports_bearing
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reports_elevation
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reports_frequency
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reports_location
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reports_range
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reports_velocity
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end_sensor
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