Qucs-core
0.0.19
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00001 /* 00002 * tunneldiode.h - resonance tunnel diode class definitions 00003 * 00004 * Copyright (C) 2011 Michael Margraf <michael.margraf@alumni.tu-berlin.de> 00005 * 00006 * This is free software; you can redistribute it and/or modify 00007 * it under the terms of the GNU General Public License as published by 00008 * the Free Software Foundation; either version 2, or (at your option) 00009 * any later version. 00010 * 00011 * This software is distributed in the hope that it will be useful, 00012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00014 * GNU General Public License for more details. 00015 * 00016 * You should have received a copy of the GNU General Public License 00017 * along with this package; see the file COPYING. If not, write to 00018 * the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor, 00019 * Boston, MA 02110-1301, USA. 00020 * 00021 * $Id$ 00022 * 00023 */ 00024 00025 #ifndef __TUNNELDIODE_H__ 00026 #define __TUNNELDIODE_H__ 00027 00028 class tunneldiode : public qucs::circuit 00029 { 00030 public: 00031 CREATOR (tunneldiode); 00032 void calcSP (nr_double_t); 00033 void initDC (void); 00034 void calcDC (void); 00035 void saveOperatingPoints (void); 00036 void loadOperatingPoints (void); 00037 void calcOperatingPoints (void); 00038 void initAC (void); 00039 void calcAC (nr_double_t); 00040 void initTR (void); 00041 void calcTR (nr_double_t); 00042 00043 private: 00044 nr_double_t Ud, gd, Id, Qd; 00045 00046 private: 00047 qucs::matrix calcMatrixY (nr_double_t); 00048 00049 void calcId (nr_double_t, nr_double_t&, nr_double_t&); 00050 }; 00051 00052 #endif /* __TUNNELDIODE_H__ */