def __init__(self, wf=nan, sh=0, cl=inf, **kwargs):
self.wf = wf # Signal central frequency [Hz]
self.sh = sh # RMS height [m]
self.cl = cl # Correlation Length [m]
# Defined from above variables
self.wl = utils.wf2wl(wf)
self.wk = utils.wf2wk(wf)
self.ks = self.wk*self.sh
self.kl = self.wk*self.cl
def __init__(self, wf=nan, bw=nan, th=0., bmw=nan, h=nan, **kwargs):
self.wf = wf # Signal central frequency [Hz]
self.bw = bw # Signal bandwidth [Hz]
self.th = th # Incident angle [rad]
self.bmw = bmw # Beamwidth [rad]
self.h = h # Altitude [m]
# Defined from above variables
self.wl = utils.wf2wl(wf)
self.wk = utils.wf2wk(wf)
self.wk_x = utils.wk2vec(self.wk, self.th)['x']
self.wk_z = utils.wk2vec(self.wk, self.th)['z']
self.footprint_rad = {'beam':utils.footprint_rad_beam(self.h, self.bmw),
'pulse':utils.footprint_rad_pulse(self.h, self.bw),
'fresnel':utils.footprint_rad_fresnel(self.h, self.wl)
}
