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/* Copyright (c) 2012 Massachusetts Institute of Technology
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef __DSENT_MODEL_OPTICAL_RINGMODULATOR_H__
#define __DSENT_MODEL_OPTICAL_RINGMODULATOR_H__
#include "util/CommonType.h"
#include "model/OpticalModel.h"
#include "model/optical_graph/OpticalTransmitter.h"
namespace DSENT
{
class RingModulator : public OpticalModel, public OpticalTransmitter
{
public:
RingModulator(const String& instance_name_, const TechModel* tech_model_);
virtual ~RingModulator();
public:
// Set a list of properties' name needed to construct model
void initParameters();
// Set a list of properties' name needed to construct model
void initProperties();
// Set the transmitter specifications, returns whether it is possible
// to build a modulator that met those specs
bool setTransmitterSpec(double IL_dB_, double ER_dB_);
// Returns power of the transmitter at a given utilization
double getPower(double util_) const;
private:
// Precompute values based on tech parameters
void precomputeTech();
// Design ring modulator driver
bool designModulator(double IL_dB_, double ER_dB_);
// Calculate modulator energy
double calcModulatorEnergy() const;
protected:
// Build the model
virtual void constructModel();
virtual void updateModel();
virtual void useModel();
virtual void propagateTransitionInfo();
private:
// Some precomputed tech values
double m_precompute_V_bi_;
double m_precompute_x_d0_;
double m_precompute_C_j0_;
double m_precompute_Q_0_;
}; // class RingModulator
} // namespace DSENT
#endif // __DSENT_MODEL_OPTICAL_RINGMODULATOR_H__
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