kicad/pcb_calculator/transline/coplanar.h

64 lines
1.9 KiB
C++

/*
* coplanar.h - microstrip class definition
*
* Copyright (C) 2008 Michael Margraf <michael.margraf@alumni.tu-berlin.de>
* Copyright (C) 2005 Stefan Jahn <stefan@lkcc.org>
* Modified for Kicad: 2011 jean-pierre.charras
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this package; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#ifndef __COPLANAR_H
#define __COPLANAR_H
class COPLANAR : public TRANSLINE
{
public: COPLANAR();
private:
double h; /* height of substrate */
double t; /* thickness of top metal */
double w; /* width of line */
double s; /* width of gap between line and ground */
double len; /* length of line */
double Z0; /* characteristic impedance */
double er_eff; /* effective dielectric constant */
double ang_l; /* Electrical length in angle */
double atten_dielectric; /* Loss in dielectric (dB) */
double atten_cond; /* Loss in conductors (dB) */
public:
void analyze();
void synthesize();
protected:
bool backMetal;
private:
void calc();
void show_results();
void getProperties();
};
class GROUNDEDCOPLANAR : public COPLANAR
{
public: GROUNDEDCOPLANAR();
};
#endif /* __COPLANAR_H */