1 /* Copyright (c) 2012 Massachusetts Institute of Technology
3 * Permission is hereby granted, free of charge, to any person obtaining a copy
4 * of this software and associated documentation files (the "Software"), to deal
5 * in the Software without restriction, including without limitation the rights
6 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
7 * copies of the Software, and to permit persons to whom the Software is
8 * furnished to do so, subject to the following conditions:
10 * The above copyright notice and this permission notice shall be included in
11 * all copies or substantial portions of the Software.
13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
16 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
17 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
18 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 #ifndef __DSENT_MODEL_OPTICAL_RINGMODULATOR_H__
23 #define __DSENT_MODEL_OPTICAL_RINGMODULATOR_H__
25 #include "util/CommonType.h"
26 #include "model/OpticalModel.h"
27 #include "model/optical_graph/OpticalTransmitter.h"
31 class RingModulator
: public OpticalModel
, public OpticalTransmitter
34 RingModulator(const String
& instance_name_
, const TechModel
* tech_model_
);
35 virtual ~RingModulator();
38 // Set a list of properties' name needed to construct model
39 void initParameters();
40 // Set a list of properties' name needed to construct model
41 void initProperties();
42 // Set the transmitter specifications, returns whether it is possible
43 // to build a modulator that met those specs
44 bool setTransmitterSpec(double IL_dB_
, double ER_dB_
);
45 // Returns power of the transmitter at a given utilization
46 double getPower(double util_
) const;
49 // Precompute values based on tech parameters
50 void precomputeTech();
51 // Design ring modulator driver
52 bool designModulator(double IL_dB_
, double ER_dB_
);
53 // Calculate modulator energy
54 double calcModulatorEnergy() const;
58 virtual void constructModel();
59 virtual void updateModel();
60 virtual void useModel();
61 virtual void propagateTransitionInfo();
64 // Some precomputed tech values
65 double m_precompute_V_bi_
;
66 double m_precompute_x_d0_
;
67 double m_precompute_C_j0_
;
68 double m_precompute_Q_0_
;
71 }; // class RingModulator
74 #endif // __DSENT_MODEL_OPTICAL_RINGMODULATOR_H__