105 lines
3.6 KiB
Plaintext
105 lines
3.6 KiB
Plaintext
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# ****************************************************************************
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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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# A generic SAR sensor
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#
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# The user of this definition is responsible for setting the installation
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# location and orientation using the 'location', 'yaw' and 'pitch' commands
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# in the instantiation of the sensor on the platform(_type).
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#
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# This implementation supports both spot and strip modes in a high and low
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# resolution.
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#
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# mode resolution
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# ------------- ----------
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# SPOT_HI_RES 1 m (default mode)
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# SPOT_LO_RES 5 m
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# STRIP_HI_RES 1 m
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# STRIP_LO_RES 5 m
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#
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# The default implementation does not automatically turn off for spot mode.
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# If the user desires this capability, they should specify
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#
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# sensor sar GENERIC_SAR
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# location ...
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# pitch ...
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# yaw ...
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# automatic_turn_off # <---- Add this
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# end_sensor
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# =============================================================================
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antenna_pattern GENERIC_SAR_ANTENNA
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circular_pattern
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beamwidth 3.17 deg
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peak_gain 34.7 db
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end_antenna_pattern
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sensor GENERIC_SAR WSF_SAR_SENSOR
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slew_mode azimuth_and_elevation
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azimuth_slew_limits -70 deg 70 deg
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elevation_slew_limits -70 deg 70 deg
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mode_template
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azimuth_field_of_view -1.58 deg 1.58 deg
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elevation_field_of_view -1.58 deg 1.58 deg
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maximum_range 200 km
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electronic_beam_steering azimuth_and_elevation
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electronic_beam_steering_limit 70.0 deg # same as slew limits
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electronic_beam_steering_loss_exponent 1.4
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doppler_filter_broadening_factor 1.20 # Ka
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doppler_foldover_margin_factor 1.20 # Kd - or azimuth_overcollect_ratio
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transmitter
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antenna_pattern GENERIC_SAR_ANTENNA
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power 6 kw
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frequency 10 ghz
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pulse_width 50 us
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pulse_compression_ratio 7500 absolute
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# pulse_repetition_frequency xxxx hz # The PRF will be dynamically chosen
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internal_loss 6.5 db
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attenuation_model earce
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end_transmitter
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receiver
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antenna_pattern GENERIC_SAR_ANTENNA
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# Bandwidth assumes a matched filter for a pulse width of 50 us (i.e.: 1 / pulse_width)
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bandwidth 20 khz
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noise_figure 4 db
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end_receiver
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detection_threshold 6 db
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reports_location
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end_mode_template
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mode SPOT_HI_RES
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operating_mode spot
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resolution 1 m
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end_mode
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mode SPOT_LO_RES
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operating_mode spot
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resolution 5 m
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end_mode
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mode STRIP_HI_RES
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operating_mode strip
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resolution 1 m
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end_mode
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mode STRIP_LO_RES
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operating_mode strip
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resolution 5 m
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end_mode
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end_sensor
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