rfid_datacapture::friis Namespace Reference

Classes
class	AntennaGain
Functions
def	CartToSphere
def	CartToSphere2
def	DBmToWatts
def	DBToWatts
def	Friis_Inc_Rdr
def	Friis_Inc_Tag
def	mCartToSphere
def	PL
def	plot_gain_patterns
def	rad_dipole
def	rad_patch
def	SphereToCart
def	standard_rad
def	WattsToDB
def	WattsToDBm
Variables
float	alpha = 1.0
tuple	dipole = AntennaGain(rad_dipole, Gmax=1.5, front_back_ratio = DBToWatts(-8) )
tuple	isotropic = AntennaGain( lambda theta,phi: 1, Gmax=1.0 )
int	k0 = 2
float	Leff = 1.02
tuple	p = optparse.OptionParser()
tuple	patch
tuple	pwr_inc_rdr = fct.partial( Friis_Inc_Rdr, 1.0, 0.5, waveLen, 1.0 )
tuple	pwr_inc_tag = fct.partial( Friis_Inc_Tag, 1.0, 0.5, waveLen )
int	waveLen = 3
float	width = 2.0

---

Function Documentation

def rfid_datacapture.friis.CartToSphere	(		x,
			y,
			z
	)

Definition at line 39 of file friis.py.

def rfid_datacapture.friis.CartToSphere2	(		x,
			y,
			z
	)

Definition at line 45 of file friis.py.

def rfid_datacapture.friis.DBmToWatts

(

pwr

)

Definition at line 72 of file friis.py.

def rfid_datacapture.friis.DBToWatts

(

pwr

)

Definition at line 75 of file friis.py.

def rfid_datacapture.friis.Friis_Inc_Rdr	(		Prdr,
			CL,
			waveLen,
			AlphaBeta,
			radius,
			Grdr_func,
			theta_rdr,
			phi_rdr,
			Gtag_func,
			theta_tag,
			phi_tag
	)

Definition at line 140 of file friis.py.

def rfid_datacapture.friis.Friis_Inc_Tag	(		Prdr,
			CL,
			waveLen,
			radius,
			Grdr_func,
			theta_rdr,
			phi_rdr,
			Gtag_func,
			theta_tag,
			phi_tag
	)

Definition at line 133 of file friis.py.

def rfid_datacapture.friis.mCartToSphere

(

v

)

Definition at line 51 of file friis.py.

def rfid_datacapture.friis.PL

(

radius

)

Definition at line 78 of file friis.py.

def rfid_datacapture.friis.plot_gain_patterns	(		gain_func,
			sup_title,
			label_psi_plane,
			label_theta_plane
	)

Definition at line 149 of file friis.py.

def rfid_datacapture.friis.rad_dipole	(		theta,
			phi
	)

Definition at line 89 of file friis.py.

def rfid_datacapture.friis.rad_patch	(		theta,
			phi
	)

Definition at line 110 of file friis.py.

def rfid_datacapture.friis.SphereToCart	(		r,
			theta,
			phi
	)

Definition at line 60 of file friis.py.

def rfid_datacapture.friis.standard_rad

(

t

)

Definition at line 81 of file friis.py.

def rfid_datacapture.friis.WattsToDB

(

pwr

)

Definition at line 69 of file friis.py.

def rfid_datacapture.friis.WattsToDBm

(

pwr

)

Definition at line 66 of file friis.py.

---

Variable Documentation

float rfid_datacapture::friis::alpha = 1.0

Definition at line 101 of file friis.py.

tuple rfid_datacapture::friis::dipole = AntennaGain(rad_dipole, Gmax=1.5, front_back_ratio = DBToWatts(-8) )

Definition at line 92 of file friis.py.

tuple rfid_datacapture::friis::isotropic = AntennaGain( lambda theta,phi: 1, Gmax=1.0 )

Definition at line 97 of file friis.py.

int rfid_datacapture::friis::k0 = 2

Definition at line 102 of file friis.py.

float rfid_datacapture::friis::Leff = 1.02

Definition at line 108 of file friis.py.

tuple rfid_datacapture::friis::p = optparse.OptionParser()

Definition at line 177 of file friis.py.

tuple rfid_datacapture::friis::patch

Initial value:

AntennaGain( rad_patch,
                     Gmax=3.548/rad_patch(pi/2,0.0), # 5.5dBi boresight. => 3.548 [ 10**(5.5/10) ]
                     front_back_ratio = DBToWatts( -8 ))

Definition at line 126 of file friis.py.

tuple rfid_datacapture::friis::pwr_inc_rdr = fct.partial( Friis_Inc_Rdr, 1.0, 0.5, waveLen, 1.0 )

Definition at line 146 of file friis.py.

tuple rfid_datacapture::friis::pwr_inc_tag = fct.partial( Friis_Inc_Tag, 1.0, 0.5, waveLen )

Definition at line 138 of file friis.py.

int rfid_datacapture::friis::waveLen = 3

Definition at line 12 of file friis.py.

float rfid_datacapture::friis::width = 2.0

Definition at line 107 of file friis.py.