Qucs-core
0.0.19
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00001 /* 00002 * cpwline.h - coplanar waveguide line class definitions 00003 * 00004 * Copyright (C) 2004, 2005 Vincent Habchi, F5RCS <10.50@free.fr> 00005 * Copyright (C) 2004, 2005, 2006, 2008 Stefan Jahn <stefan@lkcc.org> 00006 * 00007 * This is free software; you can redistribute it and/or modify 00008 * it under the terms of the GNU General Public License as published by 00009 * the Free Software Foundation; either version 2, or (at your option) 00010 * any later version. 00011 * 00012 * This software is distributed in the hope that it will be useful, 00013 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00015 * GNU General Public License for more details. 00016 * 00017 * You should have received a copy of the GNU General Public License 00018 * along with this package; see the file COPYING. If not, write to 00019 * the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor, 00020 * Boston, MA 02110-1301, USA. 00021 * 00022 * $Id$ 00023 * 00024 */ 00025 00026 #ifndef __CPWLINE_H__ 00027 #define __CPWLINE_H__ 00028 00029 class cpwline : public qucs::circuit 00030 { 00031 public: 00032 CREATOR (cpwline); 00033 void initSP (void); 00034 void calcSP (nr_double_t); 00035 void calcNoiseSP (nr_double_t); 00036 void initDC (void); 00037 void initTR (void); 00038 void initAC (void); 00039 void calcAC (nr_double_t); 00040 void calcNoiseAC (nr_double_t); 00041 void saveCharacteristics (nr_double_t); 00042 00043 static void ellipke (nr_double_t, nr_double_t &, nr_double_t &); 00044 static nr_double_t ellipk (nr_double_t); 00045 static nr_double_t ellipa (nr_double_t); 00046 static nr_double_t KoverKp(nr_double_t); 00047 00048 static void analyseQuasiStatic (nr_double_t, nr_double_t, nr_double_t, 00049 nr_double_t, nr_double_t, int, 00050 nr_double_t&, nr_double_t&); 00051 static void analyseDispersion (nr_double_t, nr_double_t, nr_double_t, 00052 nr_double_t, nr_double_t, 00053 nr_double_t, nr_double_t, 00054 nr_double_t&, nr_double_t&); 00055 00056 private: 00057 void calcAB (nr_double_t, nr_double_t&, nr_double_t&, nr_double_t&); 00058 void initPropagation (void); 00059 00060 nr_double_t sr_er; 00061 nr_double_t sr_er0; 00062 nr_double_t zl_factor; 00063 nr_double_t ac_factor; 00064 nr_double_t ad_factor; 00065 nr_double_t bt_factor; 00066 nr_double_t fte, G; 00067 nr_double_t len, tand, rho; 00068 nr_double_t Zl, Er; 00069 }; 00070 00071 #endif /* __CPWLINE_H__ */