dgs

Create defected ground structure of PCB element

Since R2023a

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Syntax

pcbobject = dgs(rfpcbobject,shape)

Description

pcbobject = dgs(rfpcbobject,shape) creates a defected ground structure (DGS) of the PCB element specified in rfpcb object using the shape object in shape as the DGS structure.

example

Examples

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Open Live Script

Create a dumbbell-shaped DGS of a microstrip line. 

obj = microstripLine('GroundPlaneWidth',60e-3);
shape = {dumbbell}
shape = 1×1 cell array
    {1×1 dumbbell}


pcb = dgs(obj,shape);

View the PCB.

show(pcb)

Figure contains an axes object. The axes object with title pcbComponent element, xlabel x (mm), ylabel y (mm) contains 7 objects of type patch, surface. These objects represent PEC, feed, Teflon.

Open Live Script

Create a DGS of a microstrip line using a square and circular dumbbell.

pcbobj = microstripLine('Length',40e-3,'GroundPlaneWidth',60e-3);
shape = {translate(dumbbell('Type','Circle'),[-10e-3 0 0]),translate(dumbbell,[10e-3 0 0])};
pcb  = dgs(pcbobj,shape);

View the PCB.

show(pcb);

Figure contains an axes object. The axes object with title pcbComponent element, xlabel x (mm), ylabel y (mm) contains 7 objects of type patch, surface. These objects represent PEC, feed, Teflon.

Input Arguments

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PCB element, specified as an RF PCB object. For a complete list of PCB components, see PCB Components Catalog.

PCB shape, specified as a cell array of a shape object. For a complete list of PCB shapes, see Shapes.

Output Arguments

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PCB element with DGS, specified as a RF PCB object.

Version History

Introduced in R2023a