Glossary of EM.Cube's Wizards

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Air Bridge Wizard

ICON:

MENU: Tools → Component Wizards → Air Bridge

MODULE(S): EM.Tempo, EM.Picasso

FUNCTION: Creates the parameterized geometry of an air bridge in the project workspace typically used to equalize the grounds of a CPW line

NOTES, SPECIAL CASES OR EXCEPTIONS: In EM.Tempo, this wizard creates a free-standing air bridge only. In EM.Picasso, it also creates and sets the substrate parameters.

PYTHON COMMAND(S):

emag_air_bridge_tempo(bridge_len,post_height,post_rad)

emag_air_bridge_picasso(h,er,bridge_len,post_height,post_rad)

AIR BRIDGE WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
h	real numeric	meters	0.0015	substrate height (thickness) (only in EM.Picasso)
er	real numeric	-	2.2	substrate relative permittivity (only in EM.Picasso)
bridge_len	real numeric	meters	0.01 (EM.Tempo) or 0.015 (EM.Picasso)	length of the bridge
post_height	real numeric	meters	0.004 (EM.Tempo) or 0.002 (EM.Picasso)	height of the two posts
post_rad	real numeric	meters	0.001	radius of the two posts

Default air bridge in EM.Tempo.

Default air bridge in EM.Picasso.

Basic Link Wizard

ICON:

MENU: Tools → Propagation Wizards → Basic Link

MODULE(S): EM.Terrano

FUNCTION: Creates a standard transmitter and a grid of standard receivers in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: This wizard creates a basic communication link infrastructure in EM.Terrano's project workspace. The link consists of a half-wave dipole transmitter and a rectangular grid of isotropic receivers with parameterized heights and spacing.

PYTHON COMMAND(S): emag_basic_link(scene_size,tx_h,rx_h,rx_spacing)

BASIC LINK WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
scene_size	real numeric	meter	250	total dimensions of the square receiver grid
tx_h	real numeric	meter	10	height of the default transmitter
rx_h	real numeric	meter	1.5	height of the default receivers
rx_spacing	real numeric	meter	5	spacing among the individual receivers

Default basic link scene in EM.Terrano.

Basic Radar Wizard

ICON:

MENU: Tools → Propagation Wizards → Basic Radar

MODULE(S): EM.Terrano

FUNCTION: Creates a parameterized monostatic radar scene with a collocated point transmitter and receiver and a point scatterer at a certain range

NOTES, SPECIAL CASES OR EXCEPTIONS: The user can determine the locations of both the radar (transmitter and receiver) and the target. The user can also import a radiation pattern for the radar antenna and rotate the antenna arbitrarily. By default, a 20dB Y-polarized pyramidal horn antenna pointing along the X-axis is assumed. The target is assumed to be a PEC sphere of 1m radius. The user can change the attributes of the target scatterer group from within the wizard including its material composition, or alternatively import either polarimetric scattering matrix or RCS data.

PYTHON COMMAND(S): emag_basic_radar(target_label,x0,y0,z0,target_type,rad,epsilon,sigma,scat_file1,scat_file2,antenna_label,x1,y1,z1,pattern_file,rot_x,rot_y,rot_z)

BASIC RADAR WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
Radiator Center X	real numeric	meter	0	X-coordinate of the radar antenna center
Radiator Center Y	real numeric	meter	0	Y-coordinate of the radar antenna center
Radiator Center Z	real numeric	meter	5	Z-coordinate of the radar antenna center
X-Rotation Angle	real numeric	degree	0	rotation angle of the radar antenna about X-axis
Y-Rotation Angle	real numeric	degree	0	rotation angle of the radar antenna about Y-axis
Z-Rotation Angle	real numeric	degree	0	rotation angle of the radar antenna about Z-axis
Target Center X	real numeric	meter	100	X-coordinate of the radar antenna center
Target Center Y	real numeric	meter	0	Y-coordinate of the radar antenna center
Target Center Z	real numeric	meter	5	Z-coordinate of the radar antenna center
Target Radius	real numeric	meter	1	radius of the spherical target

Default basic link scene in EM.Terrano.

Coaxial Connector Wizard

ICON:

MENU: Tools → Component Wizards → Coaxial Connector

MODULE(S): EM.Tempo

FUNCTION: Creates the parameterized geometry of a coaxial connector of a specified characteristic impedance in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: The radius of the outer conductor is determined based on the specified characteristic impedance. It may be replaced by a numeric value instead.

PYTHON COMMAND(S): emag_sma_connector(er,z0,inner_rad,flange_size,feed_len,ext_len)

COAXIAL CONNECTOR WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
er	real numeric	-	2.2	relative permittivity of the dielectric core
z0	real numeric	Ohms	50	characteristic impedance
inner_rad	real numeric	meters	0.001	radius of inner conductor
flange_size	real numeric	meters	0.01	lateral size of the flange
feed_len	real numeric	meters	0.03	length of the coaxial line segment
ext_len	real numeric	meters	0.0025	length of the inner conductor extension beyond the flange

Default coaxial connector in EM.Tempo.

Coaxial Wizard

ICON:

MENU: Tools → Transmission Line Wizards → Coaxial Line

MODULE(S): EM.Tempo, EM.Ferma

FUNCTION: Creates the parameterized geometry of a coaxial line segment with a dielectric core in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: In EM.Tempo, this wizard creates a one-port open-ended coaxial transmission line segment of a specified characteristic impedance. In EM.Ferma, it sets up a 2D solution plane for quasi-static analysis of the coaxial transmission line with given inner and outer radii.

PYTHON COMMAND(S):

emag_coax_tempo(er,z0,inner_rad,len)

emag_coax_ferma(er,inner_rad,outer_rad)

EM.TEMPO COAXIAL WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
er	real numeric	-	2.2	relative permittivity of the dielectric core
z0	real numeric	Ohms	50	characteristic impedance
r_inner	real numeric	meters	0.001	radius of inner conductor
len	real numeric	meters	0.1	length of the line segment

EM.FERMA COAXIAL WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
er	real numeric	-	2.2	relative permittivity of the dielectric core
r_inner	real numeric	meters	0.001	radius of inner conductor
r_outer	real numeric	meters	0.002	radius of outer conductor

Default coaxial line segment in EM.Tempo.

Default 2D coaxial line in EM.Ferma.

Coil Wizard

ICON:

MENU: Tools → Component Wizards → Toroidal Coil

MODULE(S): CubeCAD, EM.Tempo, EM.Ferma, EM.Libera

FUNCTION: Creates the parameterized geometry of a toroidal helix coil with a generalized super-quadratic cross section in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: In EM.Ferma, this wizard turns the toroidal coil into a wire current source.

PYTHON COMMAND(S):

emag_coil(major_rad,minor_rad_h,minor_rad_v,turns,order,step)

emag_coil_ferma(major_rad,minor_rad_h,minor_rad_v,turns,order,step,current,wire_rad)

COIL WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
major_rad	real numeric	project units	10	radius of the circular axis
minor_rad_h	real numeric	project units	2	horizontal radius of the super-quadratic cross section
minor_rad_v	real numeric	project units	2	vertical radius of the super-quadratic cross section
turns	integer numeric	-	50	total number of turns
order	integer numeric	-	2	order of the super-quadratic curve, N = 2 produces an ellipse
step	real numeric	-	0.005	increment in the interval [0, 2*pi] - determines the resolution of the curve
current	real numeric	Amp	1	total current flowing through the coil (only in EM.Ferma)
wire_rad	real numeric	project units	0.0005	radius of the coil wire (only in EM.Ferma)

Default toroidal coil in CubeCAD.

Default toroidal coil in EM.Ferma.

Coplanar Waveguide (CPW) Wizard

ICON:

MENU: Tools → Transmission Line Wizards → Coplanar Waveguide

MODULE(S): EM.Tempo, EM.Picasso, EM.Ferma

FUNCTION: Creates the parameterized geometry of a coplanar waveguide segment on a single-layer dielectric substrate in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: In EM.Tempo and EM.Picasso, this wizard creates a one-port open-ended CPW transmission line segment. In EM.Ferma, it sets up a 2D solution plane for quasi-static analysis of the CPW transmission line.

PYTHON COMMAND(S):

emag_cpw_tempo(h,er,center_wid,slot_wid,center_len,sub_len,sub_wid,draw_substrate)

emag_cpw_picasso(h,er,center_wid,slot_wid,center_len)

emag_cpw_ferma(h,er,strip_wid,slot_wid,box_multiplier,draw_substrate)

EM.TEMPO CPW WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
h	real numeric	meters	0.0015	substrate height (thickness)
er	real numeric	-	2.2	substrate relative permittivity
center_wid	real numeric	meters	0.002	width of the center strip
slot_wid	real numeric	meters	0.002	width of the slots
center_len	real numeric	meters	0.05	length of center line segment
sub_len	real numeric	meters	0.1	length of substrate
sub_wid	real numeric	meters	0.05	width of substrate
draw_substrate	Boolean	-	True	Adds substrate & ground plane

EM.PICASSO CPW WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
h	real numeric	meters	0.0015	substrate height (thickness)
er	real numeric	-	2.2	substrate relative permittivity
center_wid	real numeric	meters	0.002	width of center strip
slot_wid	real numeric	meters	0.002	width of the slots
center_len	real numeric	meters	0.05	length of center line segment
feed_len	real numeric	meters	0.5 * center_len	length of feed line segment

EM.FERMA CPW WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
h	real numeric	meters	0.0015	substrate height (thickness)
er	real numeric	-	2.2	substrate relative permittivity
strip_wid	real numeric	meters	0.002	width of the center strip
slot_wid	real numeric	meters	0.002	width of the slots
box_multiplier	real numeric	-	10	ratio of substrate width to sum of widths of center strip and two slots
draw_substrate	Boolean	-	True	Adds substrate & ground plane

Default coplanar waveguide segment in EM.Tempo.

Default coplanar waveguide segment in EM.Picasso.

Default 2D coplanar waveguide in EM.Ferma.

Cross Slot Antenna Wizard

ICON:

MENU: Tools → Antenna Wizards → Cross Slot Antenna

MODULE(S): EM.Tempo, EM.Picasso

FUNCTION: Creates the parameterized geometry of a cross slot antenna in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: In EM.Tempo, the wizard creates a cross slot antenna on a dielectric substrate. In EM.Picasso, the wizard creates a cross slot antenna on a slot trace. The total length of each slot is set equal to a half the effective wavelength, which can be changed. This wizard does not provide a default excitation source in either module.

PYTHON COMMAND(S):

emag_slot_tempo(h,er,slot_wid,sub_size)

emag_slot_picasso(h,er,slot_wid)

CROSS SLOT ANTENNA WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
h	real numeric	meter	0.0015	substrate thickness (height)
er	real numeric	-	2.2	substrate relative permittivity
slot_wid	real numeric	meter	0.005	width of the slot
sub_size	real numeric	meter	0.2	dimensions of the square substrate & ground (only in EM.Tempo)

</tr>

Default cross slot antenna in EM.Tempo.

Default cross slot antenna in EM.Picasso.

Cross Slot Wizard

ICON:

MENU: Tools → Antenna Wizards → Cross Slot

MODULE(S): CubeCAD, EM.Illumina, EM.Ferma, EM.Libera

FUNCTION: Creates the parameterized geometry of a narrow cross slot in a ground plane

NOTES, SPECIAL CASES OR EXCEPTIONS: This wizard simply creates a cross slot in a ground plane using Boolean subtraction.

PYTHON COMMAND(S): emag_cross_slot(slot_len,slot_wid,metal_size)

LINEAR SLOT WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
slot_len	real numeric	project units	100	total length of each slot arm
slot_wid	real numeric	project units	10	total width of each slot arm
metal_size	real numeric	project units	200	dimensions of the square metal ground

Default cross slot in CubeCAD.

Dipole Antenna Wizard

ICON:

MENU: Tools → Antenna Wizards → Wire Dipole Antenna

MODULE(S): EM.Tempo, EM.Libera

FUNCTION: Creates the parameterized geometry of a dipole antenna in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: In EM.Tempo, the dipole consists of two thin PEC cylinders fed by a lumped source on a short joining line. In EM.Libera, the dipole is a thin wire.

PYTHON COMMAND(S):

emag_dipole_tempo(len_lambda,wire_rad_lambda)

emag_dipole_libera(len_lambda,wire_rad_lambda)

DIPOLE WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
len_lambda	real numeric	-	0.5 (in EM.Libera) or 0.47 (in EM.Tempo)	length of dipole normalized to free-space wavelength
wire_rad_lambda	real numeric	-	0.002	wire radius normalized to free-space wavelength

Default cylindrical dipole antenna in EM.Tempo.

Default thin wire dipole antenna in EM.Libera.

Dipole Array Wizard

ICON:

MENU: Tools → Antenna Wizards → Wire Dipole Array

MODULE(S): EM.Libera

FUNCTION: Creates the parameterized geometry of a dipole antenna array in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: The dipole elements are all thin wires.

PYTHON COMMAND(S): emag_dipole_array(len_lambda,spacing_lambda,nx,ny,wire_rad_lambda)

DIPOLE ARRAY WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
len_lambda	real numeric	-	0.5	length of dipole normalized to free-space wavelength
spacing_lambda	real numeric	-	0.5	element spacing normalized to free-space wavelength
nx	integer numeric	-	5	number of elements along X
ny	integer numeric	-	1	number of elements along Y
wire_rad_lambda	real numeric	-	0.002	wire radius normalized to free-space wavelength

Default thin wire dipole array in EM.Libera.

Foil Wizard

ICON:

MENU: Tools → Component Wizards → Conformal Coil

MODULE(S): CubeCAD, EM.Tempo, EM.Illumina, EM.Ferma, EM.Libera

FUNCTION: Creates the parameterized geometry of a cylindrical foil section in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: In EM.Tempo, this wizard creates a conformal metallic patch on a cylindrical dielectric coating around a cylindrical metal core. In all other modules, it creates a free-standing sectorial cylindrical foil.

PYTHON COMMAND(S):

emag_foil(foil_rad,foil_height,alpha)

emag_foil_tempo(er,core_rad,foil_rad,core_height,foil_height,foil_offset,alpha)

FOIL WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
er	real numeric	-	2.2	relative permittivity of the dielectric coating (only in EM.Tempo)
core_rad	real numeric	project units	20	radius of the metal core (only in EM.Tempo)
foil_rad	real numeric	project units	25 (in EM.Tempo) or 100 (all others)	radius of the foil section
core_height	real numeric	project units	50	height of the metal core (only in EM.Tempo)
foil_height	real numeric	project units	25 (in EM.Tempo) or 100 (in all others)	height of the foil section
foil_offset	real numeric	project units	10	offset of the foil section with respect to the base of metal core (only in EM.Tempo)
alpha	real numeric	degrees	90	sectoral angle

Default foil section in CubeCAD.

Default conformal foil section in EM.Tempo.

Hilly Terrain Wizard

ICON:

MENU: Tools → Propagation Wizards → Hilly Terrain

MODULE(S): EM.Terrano

FUNCTION: Creates a hilly terrain with a random rough surface in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: This wizard creates a hilly terrain using a surface object generated with a Gaussian profile. The surface is then roughened based on the specified statistics.

PYTHON COMMAND(S): emag_hill(area_size,height,radius,elevation,res,rms_height,correl_len)

HILLY TERRAIN WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
area_size	real numeric	meter	50	dimensions of the square terrain surface
height	real numeric	meter	15	height of the hill
radius	real numeric	meter	20	radius of the Gaussian surface profile
elevation	real numeric	meter	1	base elevation of whole terrain surface
res	real numeric	meter	5	resolution of terrain surface
rms_height	real numeric	meter	1	RMS height of the random rough surface
correl_len	real numeric	meter	5	correlation length of the random rough surface

Default hilly terrain in EM.Terrano.

Horn Antenna Array Wizard

ICON:

MENU: Tools → Antenna Wizards → Horn Antenna Array

MODULE(S): EM.Tempo

FUNCTION: Creates the parameterized geometry of a pyramidal horn antenna array in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: This wizard creates an array of pyramidal horn antennas fed by rectangular waveguides with a TE10 modal excitation. The larger dimension of each feeding waveguide is set slightly larger than half its cutoff wavelength for the dominant TE10 mode. The aspect ratio of each waveguide's cross section is 2:1. Its length is set to half the free-space wavelength. All of these dimensions can be replaced by arbitrary numeric values. The horn aperture dimensions and its overall length are calculated based on the specified antenna gain. All of these dimensions can be changed, too.

PYTHON COMMAND(S): emag_horn_array(gain_dB,nx,ny,spacing_x_lambda,spacing_y_lambda)

CROSS SLOT ANTENNA WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
gain_dB	real numeric	-	15	gain of each individual horn element
nx	integer numeric	-	2	number of elements along X
ny	integer numeric	-	2	number of elements along Y
spacing_x_lambda	real numeric	-	3	element spacing along X normalized to free-space wavelength
spacing_y_lambda	real numeric	-	3	element spacing along Y normalized to free-space wavelength

Default horn antenna array in EM.Tempo.

Horn Antenna Wizard

ICON:

MENU: Tools → Antenna Wizards → Horn Antenna

MODULE(S): EM.Tempo

FUNCTION: Creates the parameterized geometry of a pyramidal horn antenna in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: This wizard creates a pyramidal horn antenna fed by a rectangular waveguide with a TE10 modal excitation. The larger dimension of the feeding waveguide is set slightly larger than half its cutoff wavelength for the dominant TE10 mode. The aspect ratio of the waveguide's cross section is 2:1. Its length is set to half the free-space wavelength. All of these dimensions can be replaced by arbitrary numeric values. The horn aperture dimensions and its overall length are calculated based on the specified antenna gain. All of these dimensions can be changed, too.

PYTHON COMMAND(S): emag_horn(gain_dB)

HORN ANTENNA WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
gain_dB	real numeric	-	15	gain of the horn antenna

Default horn antenna in EM.Tempo.

Linear Slot Array Wizard

ICON:

MENU: Tools → Antenna Wizards → Linear Slot Array

MODULE(S): CubeCAD, EM.Illumina, EM.Ferma, EM.Libera

FUNCTION: Creates the parameterized geometry of an array of narrow rectangular slots in a ground plane

NOTES, SPECIAL CASES OR EXCEPTIONS: This wizard simply creates an array of linear slots in a ground plane using Boolean subtraction.

PYTHON COMMAND(S): emag_linear_slot_array(slot_len,slot_wid,nx,ny,spacing_x,spacing_y)

LINEAR SLOT ARRAY WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
slot_len	real numeric	project units	100	length of the slot
slot_wid	real numeric	project units	10	width of the slot
nx	integer numeric	-	2	number of elements along X
ny	integer numeric	-	2	number of elements along Y
spacing_x	real numeric	-	150	element spacing along X
spacing_y	real numeric	-	150	element spacing along Y

Default linear slot array in CubeCAD.

Linear Slot Wizard

ICON:

MENU: Tools → Antenna Wizards → Linear Slot

MODULE(S): CubeCAD, EM.Illumina, EM.Ferma, EM.Libera

FUNCTION: Creates the parameterized geometry of a narrow rectangular slot in a ground plane

NOTES, SPECIAL CASES OR EXCEPTIONS: This wizard simply creates a linear slot in a ground plane using Boolean subtraction.

PYTHON COMMAND(S): emag_linear_slot(slot_len,slot_wid,metal_size)

LINEAR SLOT WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
slot_len	real numeric	project units	100	length of the slot
slot_wid	real numeric	project units	10	width of the slot
metal_size	real numeric	project units	200	dimensions of the square metal ground

Default linear slot in CubeCAD.

Microstrip Wizard

ICON:

MENU: Tools → Transmission Line Wizards → Microstrip Line

MODULE(S): EM.Tempo, EM.Picasso, EM.Ferma

FUNCTION: Creates the parameterized geometry of a microstrip line segment on a conductor-backed single-layer dielectric substrate in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: In EM.Tempo and EM.Picasso, this wizard creates a one-port open-ended microstrip transmission line segment of a specified characteristic impedance. In EM.Ferma, it sets up a 2D solution plane for quasi-static analysis of the microstrip transmission line with a given strip width.

PYTHON COMMAND(S):

emag_microstrip_tempo(h,er,z0,cetner_len,sub_len,sub_wid,draw_substrate)

emag_microstrip_picasso(h,er,z0,center_len,feed_len)

emag_microstrip_ferma(h,er,strip_wid,box_multiplier,draw_substrate)

EM.TEMPO MICROSTRIP WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
h	real numeric	meters	0.0015	substrate height (thickness)
er	real numeric	-	2.2	substrate relative permittivity
z0	real numeric	Ohms	50	characteristic impedance
center_len	real numeric	meters	0.03	length of center line segment
sub_len	real numeric	meters	0.1	length of substrate
sub_wid	real numeric	meters	0.05	width of substrate
draw_substrate	Boolean	-	True	Adds substrate & ground plane

EM.PICASSO MICROSTRIP WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
h	real numeric	meters	0.0015	substrate height (thickness)
er	real numeric	-	2.2	substrate relative permittivity
z0	real numeric	Ohms	50	characteristic impedance
center_len	real numeric	meters	0.03	length of the line segment
feed_len	real numeric	meters	0.5 * center_len	length of feed line segment

EM.FERMA MICROSTRIP WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
h	real numeric	meters	0.0015	substrate height (thickness)
er	real numeric	-	2.2	substrate relative permittivity
strip_wid	real numeric	meters	2	width of microstrip line
box_multiplier	real numeric	-	10	ratio of width of substrate to strip width
draw_substrate	Boolean	-	True	Adds substrate & ground plane

Default microstrip line segment in EM.Tempo.

Default microstrip line segment in EM.Picasso.

Default 2D microstrip line in EM.Ferma.

Microstrip-Fed Patch Wizard

ICON:

MENU: Tools → Antenna Wizards → Microstrip-Fed Patch Antenna

MODULE(S): EM.Tempo, EM.Picasso

FUNCTION: Creates the parameterized geometry of a microstrip-fed rectangular patch antenna in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: The wizard asks you whether you want a microstrip-fed patch antenna with a recessed feed or one with a direct microstrip line junction. In EM.Tempo, the feed line is excited by a microstrip port. In EM.Picasso, the feed line has a scattering wave port. The total dimensions of the square patch are set equal to 0.5 times the effective dielectric wavelength, which can be changed.

PYTHON COMMAND(S):

emag_microstrip_fed_patch_tempo(is_recess,h,er,z0,feed_len,recess_dep,recess_wid,sub_len,sub_wid)

emag_microstrip_fed_patch_picasso(is_recess,h,er,z0,feed_len,recess_dep,recess_wid)

MICROSTRIP-FED PATCH WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
is_recess	Boolean	-	True	Creates a recessed feed vs. a direct microstrip line junction to the patch
h	real numeric	meter	0.0015	substrate thickness (height)
er	real numeric	-	2.2	substrate relative permittivity
z0	real numeric	Ohms	50	characteristic impedance of the microstrip feed
feed_len	real numeric	meter	0.075	length of the microstrip feed line
recess_dep	real numeric	meter	0.015	depth of the feed recess
recess_wid	real numeric	meter	0.005	width of the recess gaps
sub_len	real numeric	meter	0.3	substrate dimension along X (only in EM.Tempo)
sub_wid	real numeric	meter	0.3	substrate dimension along Y (only in EM.Tempo)

Default microstrip-fed patch antenna in EM.Tempo.

Default microstrip-fed patch antenna in EM.Picasso.

Default microstrip-fed patch antenna with a recessed feed in EM.Tempo.

Default microstrip-fed patch antenna with a recessed feed in EM.Picasso.

Mobile Path Wizard

ICON:

MENU: Tools → Propagation Wizards → Mobile Path

MODULE(S): EM.Terrano

FUNCTION: Creates a mobile path of transmitters or receivers in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: This wizard creates either a set of transmitters or a set of receivers along a specified path. The path can be specified in one of three different ways: (a) using an existing "virtual" nodal curve, i.e. a polyline or a NURBS curve, whose nodes define the base locations, (b) using an existing "virtual" line object by specifying the number of base location points, and (c) using an existing spatial Cartesian data file, which specifies the coordinates of the base location points. The Mobile Path Wizard provides a list of all the nodal curves or line objects that have been defined as virtual objects in the project workspace.

PYTHON COMMAND(S):

emag_mobile_path_nodal(label,nodal_curve,TxRx=0)

emag_mobile_path_line(label,line_object,num_points=10,TxRx=0)

emag_mobile_path_file(label,file_name,TxRx=0)

MOBILE PATH WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
nodal_curve	string	-	-	name of the nodal curve object
TxRx	integer	-	0	enter 0 for transmitters and 1 for receivers
line_object	string	-	-	name of line object
file_name	string	-	-	the name of spatial Cartesian data file that must have a ".CAR" file extension

The mobile path wizard dialog.

A set of transmitters created from a virtual polyline object using the mobile path wizard.

Mountainous Terrain Wizard

ICON:

MENU: Tools → Propagation Wizards → Mountainous Terrain

MODULE(S): EM.Terrano

FUNCTION: Creates a mountainous terrain with a random rough surface in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: This wizard creates a mountainous terrain using a surface object generated with a bi-cubic spline profile. The surface is then roughened based on the specified statistics. This wizard can be used to create either a mountain range with three peaks or a single-peak mountain.

PYTHON COMMAND(S): emag_mountain(is_range,area_size,height,height_diff,radius,spacing,elevation,res,rms_height,correl_len)

MOUNTAINOUS TERRAIN WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
is_range	Boolean	-	True	if true, creates a mountain range with three peaks, otherwise, creates a single peak
area_size	real numeric	meter	200	dimensions of the square terrain surface
height	real numeric	meter	200	height of the mountain
height_diff	real numeric	meter	40	difference between the heights of the center peak and the two lateral peaks in the case of a mountain range
radius	real numeric	meter	50	radius of the bi-cubic spline surface profile
spacing	real numeric	meter	70	spacing between the center peak and the two lateral peaks in the case of a mountain range
elevation	real numeric	meter	1	base elevation of whole terrain surface
res	real numeric	meter	5	resolution of terrain surface
rms_height	real numeric	meter	1	RMS height of the random rough surface
correl_len	real numeric	meter	5	correlation length of the random rough surface

Default mountainous terrain in EM.Terrano.

Office Building Wizard

ICON:

MENU: Tools → Propagation Wizards → Office Building

MODULE(S): EM.Terrano

FUNCTION: Creates a multi-story office building with penetrable walls in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: This wizard creates an office building with multiple floor and rows of rooms separated by hallways.

PYTHON COMMAND(S): emag_office_building(room_len,room_wid,room_height,hallway_width,nx,ny,nz,er,sig,wall_thickness)

OFFICE BUILDING WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
room_len	real numeric	meter	6	length of individual rooms
room_wid	real numeric	meter	8	width of individual rooms
room_height	real numeric	meter	4	height of individual rooms
hallway_wid	real numeric	meter	2	width of interior hallways
nx	integer numeric	-	5	number of rooms along X
ny	integer numeric	-	3	number of rooms along Y
nz	integer numeric	-	2	number of floors (number of rooms along Z)
er	real numeric	-	4.4	relative permittivity of building walls
sig	real numeric	S/m	1e-3	conductivity of building walls
wall_thickness	real numeric	meter	0.25	thickness of the individual walls

Default office building scene in EM.Terrano with its rooms in the freeze state.

Parabolic Reflector Wizard

ICON:

MENU: Tools → Component Wizards → Parabolic Reflector

MODULE(S): CubeCAD, EM.Tempo, EM.Illumina, EM.Ferma, EM.Libera

FUNCTION: Creates the parameterized geometry of a parabolic reflector in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: The aperture diameter of the reflector is determined based on the focal and axial lengths of the primitive parabola.

PYTHON COMMAND(S): emag_parabolic_reflector(focal_len,axial_len)

PARABOLIC REFLECTOR WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
focal_len	real numeric	project units	50	focal length of the primitive parabola
axial_len	real numeric	project units	70	axial length of the primitive parabola

Default parabolic reflector in EM.Tempo.

Particle Cloud Wizard

ICON:

MENU: Tools → Component Wizards → Particle Cloud

MODULE(S): CubeCAD, EM.Tempo, EM.Illumina, EM.Ferma, EM.Libera

FUNCTION: Creates the parameterized geometry of a random cloud of regular polygon particles contained in an ellipsoid region

NOTES, SPECIAL CASES OR EXCEPTIONS: The aperture diameter of the reflector is determined based on the focal and axial lengths of the primitive parabola.

PYTHON COMMAND(S):

emag_particle_cloud(n_sides,side_length,cont_radius_x,cont_radius_y,cont_radius_z,n_elements)

emag_particle_cloud_cad(n_sides,side_length,cont_radius_x,cont_radius_y,cont_radius_z,n_elements)

PARTICLE CLOUD WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
n_sides	integer numeric	-	4	number of sides of the regular polygon particle
side_length	real numeric	project units	2	side length of the regular polygon particle
cont_radius_x	real numeric	project units	200	radius of the ellipsoid container along X
cont_radius_y	real numeric	project units	200	radius of the ellipsoid container along Y
cont_radius_z	real numeric	project units	100	radius of the ellipsoid container along Z
n_elements	integer numeric	-	100	total number of particles

Default particle cloud in EM.Tempo with the ellipsoid container in the freeze state.

Plateau Terrain Wizard

ICON:

MENU: Tools → Propagation Wizards → Plateau Terrain

MODULE(S): EM.Terrano

FUNCTION: Creates a plateau terrain with a random rough surface in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: This wizard creates a plateau terrain using a surface object generated with a bi-sigmoid profile. The surface is then roughened based on the specified statistics.

PYTHON COMMAND(S): emag_plateau(area_size,height,slope,elevation,res,rms_height,correl_len)

PLATEAU TERRAIN WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
area_size	real numeric	meter	200	dimensions of the square terrain surface
height	real numeric	meter	10	height of the hill
slope	real numeric	meter	0.1	slope of the bi-sigmoid surface profile
elevation	real numeric	meter	0.5	base elevation of whole terrain surface
res	real numeric	meter	10	resolution of terrain surface
rms_height	real numeric	meter	0.5	RMS height of the random rough surface
correl_len	real numeric	meter	10	correlation length of the random rough surface

Default plateau terrain in EM.Terrano.

Printed Dipole Wizard

ICON:

MENU: Tools → Antenna Wizards → Printed Dipole Antenna

MODULE(S): EM.Tempo, EM.Picasso

FUNCTION: Creates the parameterized geometry of a printed dipole antenna on a dielectric substrate in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: In EM.Tempo, the printed dipole consists of two PEC strips fed by a lumped source on a short joining line. In EM.Picasso, the printed dipole is a single PEC strip with a gap source on it.

PYTHON COMMAND(S):

emag_printed_dipole_tempo(h,er,wid,sub_size,has_ground)

emag_printed_dipole_picasso(h,er,wid,has_ground)

PRINTED DIPOLE WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
h	real numeric	meter	0.0015	substrate thickness (height)
er	real numeric	-	2.2	substrate relative permittivity
wid	real numeric	meter	0.005	strip width
sub_size	real numeric	meter	0.15	substrate dimensions along X and Y (only in EM.Tempo)
has_ground	Boolean	-	True	Places a PEC ground plane of the same size as the dielectric substrate

Default printed dipole antenna in EM.Tempo.

Default printed dipole antenna in EM.Picasso.

Probe-Fed Patch Array Wizard

ICON:

MENU: Tools → Antenna Wizards → Probe-Fed Patch Array

MODULE(S): EM.Tempo, EM.Picasso

FUNCTION: Creates the parameterized geometry of a probe-fed rectangular patch antenna array in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: In EM.Tempo, the patch antenna is fed by a lumped source on a short vertical PEC line. In EM.Picasso, the patch antenna is fed by a probe source on a short vertical PEC via. In both modules, the dimensions of the square patch are set equal to 0.47 times the effective dielectric wavelength, which can be changed. In EM.Tempo, the total dimensions of the substrate are set equal to 1.2 times the overall dimensions of all the units cells, which can be changed, too.

PYTHON COMMAND(S):

emag_patch_array_tempo(h,er,feed_ratio,nx,ny,spacing_lambda)

emag_patch_array_picasso(h,er,feed_ratio,feed_rad,nx,ny,spacing_lambda)

PATCH ARRAY WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
h	real numeric	meter	0.0015	substrate thickness (height)
er	real numeric	-	2.2	substrate relative permittivity
feed_ratio	real numeric	-	0.4	ratio of location of probe to half patch length xf/(a/2)
feed_rad	real numeric	-	0.0025	radius of probe via (only in EM.Picasso)
nx	integer numeric	-	2	number of elements along X
ny	integer numeric	-	2	number of elements along Y
spacing_lambda	real numeric	-	0.5	element spacing normalized to free-space wavelength

Default probe-fed patch antenna array in EM.Tempo.

Default probe-fed patch antenna array in EM.Picasso.

Probe-Fed Patch Wizard

ICON:

MENU: Tools → Antenna Wizards → Probe-Fed Patch Antenna

MODULE(S): EM.Tempo, EM.Picasso

FUNCTION: Creates the parameterized geometry of a probe-fed rectangular patch antenna in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: In EM.Tempo, the patch antenna is fed by a lumped source on a short vertical PEC line. In EM.Picasso, the patch antenna is fed by a probe source on a short vertical PEC via. In both modules, the dimensions of the square patch are set equal to 0.47 times the effective dielectric wavelength, which can be changed.

PYTHON COMMAND(S):

emag_patch_tempo(h,er,feed_ratio,sub_size)

emag_patch_picasso(h,er,feed_ratio,feed_rad)

PATCH WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
h	real numeric	meter	0.0015	substrate thickness (height)
er	real numeric	-	2.2	substrate relative permittivity
feed_ratio	real numeric	-	0.4	ratio of location of probe to half patch length xf/(a/2)
feed_rad	real numeric	meter	0.005	radius of probe via
sub_size	real numeric	meter	0.15	substrate dimensions along X and Y (only in EM.Tempo)

Default probe-fed patch antenna in EM.Tempo.

Default probe-fed patch antenna in EM.Picasso.

Random City Wizard

ICON:

MENU: Tools → Propagation Wizards → Random City

MODULE(S): EM.Terrano

FUNCTION: Creates a set of randomly located and randomly oriented buildings with random dimensions and impenetrable walls in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: This wizard creates a realistic urban propagation scene with randomly located buildings in a square area of specified size. It can be used in two different ways. In the fully random mode, all the generated buildings are assigned and always retain random parameter values. Every time you open the Variables Dialog or open the same project, all the random variables get updated values. In the semi-random mode, the buildings are initially generated based on random parameter values, but these value are then fixed and locked for good.

PYTHON COMMAND(S): emag_random_city(city_size,n_buildings,rotate_bldg,semi_random,building_base_min,building_base_max,building_height_min,building_height_max,er,sig)

RANDOM CITY WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
city_size	real numeric	meter	250	total dimensions of the square city area
n_buildings	integer numeric	-	25	total number of buildings
rotate_bldg	Boolean	-	False	sets the rotation angles of each building as random variables
semi_random	Boolean	-	True	if false, the the locations, orientations and extents of the buildings change randomly all the time
building_base_min	real numeric	meter	10	minimum dimension of the base of the individual buildings
building_base_max	real numeric	meter	20	maximum dimension of the base of the individual buildings
building_height_min	real numeric	meter	5	minimum height of the individual buildings
building_height_max	real numeric	meter	20	maximum height of the individual buildings
er	real numeric	-	4.4	relative permittivity of building walls
sig	real numeric	S/m	1e-3	conductivity of building walls

Default random city propagation scene in EM.Terrano.

Default random city propagation scene in EM.Terrano with random building orientations.

Rectangular Waveguide Wizard

ICON:

MENU: Tools → Transmission Line Wizards → Rectangular Waveguide

MODULE(S): EM.Tempo

FUNCTION: Creates the parameterized geometry of a rectangular waveguide segment slightly above the cutoff at the center frequency of the project

NOTES, SPECIAL CASES OR EXCEPTIONS: This wizard creates a one-port open-ended rectangular waveguide segment in EM.Tempo. The width of the waveguide is set slightly larger than half its cutoff wavelength for the dominant TE10 mode. The height is set equal to half its width. Both the width and height can be replaced by arbitrary numeric values.

PYTHON COMMAND(S): emag_rect_waveguide(wg_len,port_offset)

WAVEGUIDE WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
wg_len	real numeric	meters	1	length of the waveguide segment
port_offset	real numeric	meters	0.075	distance between port plane and the first open end of the waveguide

Default rectangular waveguide segment with a shorted end wall in EM.Tempo.

Sierpinski Wizard

ICON:

MENU: Tools → Component Wizards → Sierpinski Strip

MODULE(S): CubeCAD, EM.Tempo, EM.Illumina, EM.Ferma, EM.Picasso, EM.Libera

FUNCTION: Creates the geometry of a Sierpinski triangle fractal in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: A dialog asks you to enter values for the key size and number of fractal levels. The wizard creates the Sierpinski triangle as a large set of smaller triangles, which cannot be modified using variables afterwards. You may want to group the set of all the triangles as a single composite object.

PYTHON COMMAND(S): emag_sierpinski(key_size,levels)

SIERPINSKI WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
key_size	real numeric	project units	100	side length of the largest (outermost) triangle
levels	integer numeric	-	3	number of fractal levels

Default Sierpinski triangle strip in EM.Tempo.

Slot Antenna Array Wizard

ICON:

MENU: Tools → Antenna Wizards → Slot Antenna Array

MODULE(S): EM.Tempo, EM.Picasso

FUNCTION: Creates the parameterized geometry of a slot antenna array in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: In EM.Tempo, the wizard creates an array of slot antennas excited by lumped sources on short lines across the slots. In EM.Picasso, the wizard creates a slot antenna array on a slot trace fed by a magnetic gap (current) sources. The length of each slot is set equal to a half the effective wavelength, which can be changed.

PYTHON COMMAND(S):

emag_slot_array_tempo(h,er,slot_wid,feed_offset,nx,ny,spacing_x_lambda,spacing_y_lambda)

emag_slot_array_picasso(h,er,slot_wid,feed_offset,nx,ny,spacing_x_lambda,spacing_y_lambda)

SLOT ANTENNA ARRAY WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
h	real numeric	meter	0.0015	substrate thickness (height)
er	real numeric	-	2.2	substrate relative permittivity
slot_wid	real numeric	meter	0.005	width of the slot
feed_offset	real numeric	meter	0.0	distance of feed from center of the slot - can be positive or negative
sub_size	real numeric	meter	0.2	dimensions of the square substrate & ground
nx	integer numeric	-	2	number of elements along X
ny	integer numeric	-	2	number of elements along Y
spacing_x_lambda	real numeric	-	0.5	element spacing along X normalized to free-space wavelength
spacing_y_lambda	real numeric	-	0.5	element spacing along Y normalized to free-space wavelength

</tr>

Default slot antenna array in EM.Tempo.

Default slot antenna array in EM.Picasso.

Slot Antenna Wizard

ICON:

MENU: Tools → Antenna Wizards → Linear Slot Antenna

MODULE(S): EM.Tempo, EM.Picasso

FUNCTION: Creates the parameterized geometry of a slot antenna in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: In EM.Tempo, the wizard creates a slot antenna excited by a lumped source on a short line across the slot. In EM.Picasso, the wizard creates a slot antenna on a slot trace fed by a magnetic gap (current) source. The length of the slot is set equal to a half the effective wavelength, which can be changed.

PYTHON COMMAND(S):

emag_slot_tempo(h,er,slot_wid,sub_size,feed_offset)

emag_slot_picasso(h,er,slot_wid,feed_offset)

SLOT ANTENNA WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
h	real numeric	meter	0.0015	substrate thickness (height)
er	real numeric	-	2.2	substrate relative permittivity
slot_wid	real numeric	meter	0.005	width of the slot
feed_offset	real numeric	meter	0.0	distance of feed from center of the slot - can be positive or negative
sub_size	real numeric	meter	0.2	dimensions of the square substrate & ground (only in EM.Tempo)

Default slot antenna in EM.Tempo.

Default slot antenna in EM.Picasso.

Slot-Coupled Patch Wizard

ICON:

MENU: Tools → Antenna Wizards → Slot-Coupled Patch Antenna

MODULE(S): EM.Tempo, EM.Picasso

FUNCTION: Creates the parameterized geometry of a slot-coupled rectangular patch antenna in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: This wizard creates a substrate with two dielectric layers, which are separated by a PEC ground plane hosting a coupling slot. The upper layer hosts a rectangular patch antenna. The bottom layer hosts a microstrip feed line with an open stub, which is extended past the slot location. The total dimensions of the square patch are set equal to 0.47 times the effective dielectric wavelength, which can be changed. The length of the open stub beyond the slot location is set equal to a quarter guide wavelength, which can be changed, too.

PYTHON COMMAND(S):

emag_slot_coupled_patch_tempo(h_patch,er_patch,h_feed,er_feed,slot_len,slot_wid,z0,feed_len,sub_len,sub_wid)

emag_slot_coupled_patch_picasso(h_patch,er_patch,h_feed,er_feed,slot_len,slot_wid,z0,feed_len)

SLOT-COUPLED PATCH WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
h_patch	real numeric	meter	0.0015	thickness (height) of the top substrate layer
er_patch	real numeric	-	2.2	relative permittivity of the top substrate layer
h_feed	real numeric	meter	0.0015	thickness (height) of the bottom substrate layer
er_feed	real numeric	-	2.2	relative permittivity of the bottom substrate layer
slot_len	real numeric	meter	0.02	length of the coupling slot
slot_wid	real numeric	meter	0.0025	width of the coupling slot
z0	real numeric	Ohms	50	characteristic impedance of the microstrip feed
feed_len	real numeric	meter	0.1	length of the microstrip feed line
sub_len	real numeric	meter	0.3	substrate dimension along X (only in EM.Tempo)
sub_wid	real numeric	meter	0.3	substrate dimension along Y (only in EM.Tempo)

Default slot-coupled patch antenna in EM.Tempo with the patch, middle ground and substrate layers in the freeze state.

Default slot-coupled patch antenna in EM.Picasso with the patch in the freeze state.

Solenoid Wizard

ICON:

MENU: Tools → Component Wizards → Solenoid

MODULE(S): CubeCAD, EM.Tempo, EM.Ferma, EM.Libera

FUNCTION: Creates the parameterized geometry of a solenoid with a generalized super-quadratic cross section in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: In EM.Ferma, this wizard turns the solenoid into a wire current source.

PYTHON COMMAND(S):

emag_solenoid(major_rad,minor_rad,height,turns,order,step)

emag_solenoid_ferma(major_rad,minor_rad,height,turns,order,step,current,wire_rad)

SOLENOID WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
major_rad	real numeric	project units	2	major radius of the super-quadratic cross section
minor_rad	real numeric	project units	2	minor radius of the super-quadratic cross section
height	real numeric	project units	10	total height of the solenoid
turns	integer numeric	-	10	total number of turns
order	integer numeric	-	2	order of the super-quadratic curve, N = 2 produces an ellipse
step	real numeric	-	0.005	increment in the interval [0, 2*pi] - determines the resolution of the curve
current	real numeric	Amp	1	total current flowing through the solenoid (only in EM.Ferma)
wire_rad	real numeric	project units	0.0005	radius of the solenoid wire (only in EM.Ferma)

Default solenoid in CubeCAD.

Default solenoid in EM.Ferma.

Stripline Wizard

ICON:

MENU: Tools → Transmission Line Wizards → Stripline Line

MODULE(S): EM.Tempo, EM.Picasso, EM.Ferma

FUNCTION: Creates the parameterized geometry of a stripline segment of a specified characteristic impedance on a conductor-backed single-layer dielectric substrate in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: In EM.Tempo and EM.Picasso, this wizard creates a one-port open-ended stripline transmission line segment. In EM.Ferma, it sets up a 2D solution plane for quasi-static analysis of the stripline transmission line. The width of the stripline is determined based on the specified characteristic impedance. It may be replaced by a numeric value instead.

PYTHON COMMAND(S):

emag_stripline_tempo(ht,ert,hb,erb,feed_wid,cetner_len,sub_len,sub_wid)

emag_stripline_picasso(ht,ert,hb,erb,feed_wid,center_len)

emag_stripline_ferma(ht,ert,hb,erb,strip_wid,box_multiplier)

EM.TEMPO STRIPLINE WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
ht	real numeric	meters	0.0015	top substrate height (thickness)
ert	real numeric	-	2.2	top substrate relative permittivity
hb	real numeric	meters	0.0015	bottom substrate height (thickness)
erb	real numeric	-	2.2	bottom substrate relative permittivity
feed_wid	real numeric	meters	0.002	width of feed strip segment
center_wid	real numeric	meters	feed_wid	width of center strip segment
center_len	real numeric	meters	0.03	length of center line segment
sub_len	real numeric	meters	0.1	length of substrate
sub_wid	real numeric	meters	0.05	width of substrate

EM.PICASSO STRIPLINE WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
ht	real numeric	meters	0.0015	top substrate height (thickness)
ert	real numeric	-	2.2	top substrate relative permittivity
hb	real numeric	meters	0.0015	bottom substrate height (thickness)
erb	real numeric	-	2.2	bottom substrate relative permittivity
feed_wid	real numeric	meters	center_width	width of feed strip segment
center_wid	real numeric	meters	feed_wid	width of center strip segment
center_len	real numeric	meters	0.03	length of center line segment
feed_len	real numeric	meters	0.5 * center_len	length of feed line segment

EM.FERMA STRIPLINE WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
ht	real numeric	meters	0.0015	top substrate height (thickness)
ert	real numeric	-	2.2	top substrate relative permittivity
hb	real numeric	meters	0.0015	bottom substrate height (thickness)
erb	real numeric	-	2.2	bottom substrate relative permittivity
strip_wid	real numeric	meters	0.002	strip width
box_multiplier	real numeric	-	10	ratio of box width to strip width

Default stripline line segment in EM.Tempo.

Default stripline line segment in EM.Picasso.

Default 2D stripline line in EM.Ferma.

Trihedral Reflector Wizard

ICON:

MENU: Tools → Component Wizards → Trihedral Reflector

MODULE(S): CubeCAD, EM.Tempo, EM.Illumina, EM.Ferma, EM.Libera

FUNCTION: Creates the parameterized geometry of a Trihedral corner reflector in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: The aperture diameter of the reflector is determined based on the focal and axial lengths of the primitive parabola.

PYTHON COMMAND(S): emag_trihedral_reflector(side)

TRIHEDRAL REFLECTOR WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
side	real numeric	project units	100	square wall dimensions

Default trihedral reflector in EM.Tempo.

Two-Port Coaxial Wizard

ICON:

MENU: Tools → Transmission Line Wizards → Two-Port Coaxial Line

MODULE(S): EM.Tempo

FUNCTION: Creates the parameterized geometry of a two-port coaxial line segment of a specified characteristic impedance with a dielectric core in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: The radius of the outer conductor is determined based on the specified characteristic impedance. It may be replaced by a numeric value instead.

PYTHON COMMAND(S): emag_coax_2port_tempo(er,z0,r_inner,len)

TWO-PORT COAXIAL WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
er	real numeric	-	2.2	relative permittivity of the dielectric core
z0	real numeric	Ohms	50	characteristic impedance
r_inner	real numeric	meters	0.001	radius of inner conductor
len	real numeric	meters	0.5	length of the line segment

Default two-port coaxial line segment in EM.Tempo.

Two-Port Coplanar Waveguide (CPW) Wizard

ICON:

MENU: Tools → Transmission Line Wizards → Two-Port Coplanar Waveguide

MODULE(S): EM.Tempo, EM.Picasso

FUNCTION: Creates the parameterized geometry of a two-port coplanar waveguide segment on a single-layer dielectric substrate in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: In EM.Tempo, the two ports are placed at the two edges of the substrate.

PYTHON COMMAND(S):

emag_cpw_2port_tempo(h,er,center_wid,slot_wid,center_len,sub_len,sub_wid,draw_substrate)

emag_cpw_2port_picasso(h,er,center_wid,slot_wid,center_len)

EM.TEMPO TWO-PORT CPW WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
h	real numeric	meters	0.0015	substrate height (thickness)
er	real numeric	-	2.2	substrate relative permittivity
center_wid	real numeric	meters	0.002	width of the center strip
slot_wid	real numeric	meters	0.002	width of the slots
center_len	real numeric	meters	0.05	length of center line segment
sub_len	real numeric	meters	0.1	length of substrate
sub_wid	real numeric	meters	0.05	width of substrate
draw_substrate	Boolean	-	True	Adds substrate & ground plane

EM.PICASSO TWO-PORT CPW WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
h	real numeric	meters	0.0015	substrate height (thickness)
er	real numeric	-	2.2	substrate relative permittivity
center_wid	real numeric	meters	0.002	width of the center strip
slot_wid	real numeric	meters	0.002	width of the slots
center_len	real numeric	meters	-	length of center line segment
feed_len	real numeric	meters	0.5 * center_len	length of feed line segment

Default two-port coplanar waveguide segment in EM.Tempo.

Default two-port coplanar waveguide segment in EM.Picasso.

Two-Port Microstrip Wizard

ICON:

MENU: Tools → Transmission Line Wizards → Two-Port Microstrip Line

MODULE(S): EM.Tempo, EM.Picasso

FUNCTION: Creates the parameterized geometry of a two-port microstrip line segment of a specified characteristic impedance on a conductor-backed single-layer dielectric substrate in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: In EM.Tempo, the two ports are placed at the two edges of the substrate. The width of the microstrip lines is determined based on the specified characteristic impedance. It may be replaced by a numeric value instead.

PYTHON COMMAND(S):

emag_microstrip_2port_tempo(h,er,z0,cetner_len,sub_len,sub_wid,draw_substrate)

emag_microstrip_2port_picasso(h,er,z0,center_len,feed_len)

EM.TEMPO TWO-PORT MICROSTRIP WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
h	real numeric	meters	0.0015	substrate height (thickness)
er	real numeric	-	2.2	substrate relative permittivity
z0	real numeric	Ohms	50	characteristic impedance
center_len	real numeric	meters	0.05	length of center line segment
sub_len	real numeric	meters	0.1	length of substrate
sub_wid	real numeric	meters	0.05	width of substrate
draw_substrate	Boolean	-	True	Adds substrate & ground plane

EM.PICASSO TWO-PORT MICROSTRIP WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
h	real numeric	meters	0.0015	substrate height (thickness)
er	real numeric	-	2.2	substrate relative permittivity
z0	real numeric	Ohms	50	characteristic impedance
center_len	real numeric	meters	0.05	length of center line segment
feed_len	real numeric	meters	0.5 * center_len	length of feed line

Default two-port microstrip line segment in EM.Tempo.

Default two-port microstrip line segment in EM.Picasso.

Two-Port Rectangular Waveguide Wizard

ICON:

MENU: Tools → Transmission Line Wizards → Two-Port Rectangular Waveguide

MODULE(S): EM.Tempo

FUNCTION: Creates the parameterized geometry of a two-port rectangular waveguide segment slightly above the cutoff at the center frequency of the project

NOTES, SPECIAL CASES OR EXCEPTIONS: The width of the waveguide is set slightly larger than half its cutoff wavelength for the dominant TE10 mode. The height is set equal to half its width. Both the width and height can be replaced by arbitrary numeric values.

PYTHON COMMAND(S): emag_rect_waveguide_2port(wg_len,feed_len,port_offset)

TWO-PORT WAVEGUIDE WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
wg_len	real numeric	meters	0.5	length of the middle waveguide segment
feed_len	real numeric	meters	0.25	length of the feed waveguide segments
port_offset	real numeric	meters	0.15	distance between port planes and the open ends of the waveguide

Default two-port rectangular waveguide segment in EM.Tempo with the two open-end feed sections in the freeze state.

Two-Port Stripline Wizard

ICON:

MENU: Tools → Transmission Line Wizards → Two-Port Stripline

MODULE(S): EM.Tempo, EM.Picasso

FUNCTION: Creates the parameterized geometry of a two-port stripline segment of a specified characteristic impedance on a conductor-backed single-layer dielectric substrate in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: In EM.Tempo, the two ports are placed at the two edges of the substrate. The width of the Stripline is determined based on the specified characteristic impedance. It may be replaced by a numeric value instead.

PYTHON COMMAND(S):

emag_stripline_2port_tempo(ht,ert,hb,erb,feed_wid,cetner_len,sub_len,sub_wid)

emag_stripline_2port_picasso(ht,ert,hb,erb,feed_wid,center_len)

EM.TEMPO TWO-PORT STRIPLINE WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
ht	real numeric	meters	0.0015	top substrate height (thickness)
ert	real numeric	-	2.2	top substrate relative permittivity
hb	real numeric	meters	0.0015	bottom substrate height (thickness)
erb	real numeric	-	2.2	bottom substrate relative permittivity
feed_wid	real numeric	meters	0.002	width of feed line segment
center_wid	real numeric	meters	feed_wid	width of center line segment
center_len	real numeric	meters	0.03	length of center line segment
sub_len	real numeric	meters	0.1	length of substrate
sub_wid	real numeric	meters	0.05	width of substrate

EM.PICASSO TWO-PORT STRIPLINE WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
ht	real numeric	meters	0.0015	top substrate height (thickness)
ert	real numeric	-	2.2	top substrate relative permittivity
hb	real numeric	meters	0.0015	bottom substrate height (thickness)
erb	real numeric	-	2.2	bottom substrate relative permittivity
feed_wid	real numeric	meters	0.002	width of feed line segment
center_wid	real numeric	meters	feed_wid	width of center line segment
center_len	real numeric	meters	0.03	length of center line segment
feed_len	real numeric	meters	0.5 * center_len	length of feed line segment

Default two-port stripline segment in EM.Tempo.

Default two-port stripline segment in EM.Picasso.

Yagi-Uda Array Wizard

ICON:

MENU: Tools → Antenna Wizards → Yagi-Uda Dipole Array

MODULE(S): EM.Libera

FUNCTION: Creates the parameterized geometry of a Yagi-Uda wire dipole array in the project workspace

NOTES, SPECIAL CASES OR EXCEPTIONS: The dipole elements are all thin wires.

PYTHON COMMAND(S): emag_yagi(excite_len_lambda,reflect_len_lambda,reflect_spacing_lambda,direct_len_lambda,direct_spacing_lambda,n_direct,wire_rad_lambda)

YAGI WIZARD PARAMETERS

Parameter Name	Value Type	Units	Default Value	Notes
excite_len_lambda	real numeric	-	0.47	length of exciter dipole normalized to free-space wavelength
reflect_len_lambda	real numeric	-	0.5	length of reflector dipole normalized to free-space wavelength
reflect_spacingn_lambda	real numeric	-	0.25	spacing between reflector and exciter dipoles normalized to free-space wavelength
direct_len_lambda	real numeric	-	0.406	length of director dipoles normalized to free-space wavelength
direct_spacing_lambda	real numeric	-	0.34	spacing between director dipoles normalized to free-space wavelength
n_direct	integer numeric	-	5	number of director dipole elements along X
wire_rad_lambda	real numeric	-	0.003	wire radius normalized to free-space wavelength

Default thin wire Yagi-Uda dipole array in EM.Libera.

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