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abrcsessommer
abrcses
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sommer
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phy: add consideration of antenna patterns
1 parent 7461d7c commit b8637c8

19 files changed

Lines changed: 614 additions & 55 deletions

‎examples/veins/antenna.xml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<root>
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<Antenna type="SampledAntenna1D" id="monopole">
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<!-- monopole antenna on roof -->
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<!-- samples taken from "Effects of Antenna Characteristics and Placements on a Vehicle-to-Vehicle Channel Scenario" -->
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<parameter name="samples" type="string" value="-0.888 -0.942 -1.109 -1.29 -1.543 -1.717 -1.898 -1.902 -1.979 -2.018 -2.18 -2.336 -2.354 -2.287 -2.181 -2.008 -1.837 -1.667 -1.538 -1.553 -1.687 -1.819 -1.921 -1.977 -1.902 -1.768 -1.672 -1.741 -1.888 -2.167 -2.304 -2.326 -2.114 -1.838 -1.53 -1.36 -1.275 -1.331 -1.524 -1.759 -2.046 -2.212 -2.251 -2.04 -1.732 -1.519 -1.476 -1.579 -1.713 -1.775 -1.73 -1.585 -1.423 -1.339 -1.263 -1.433 -1.62 -1.857 -1.973 -2.059 -2.114 -2.097 -1.991 -1.95 -1.865 -1.865 -1.736 -1.606 -1.371 -1.17 -0.986 -0.893"/>
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</Antenna>
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<Antenna type="SampledAntenna1D" id="panorama">
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<!-- monopole antenna on panorama glass roof -->
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<!-- samples taken from "Influence of car panorama glass roofs on Car2Car communication" -->
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<parameter name="samples" type="string" value="-14.962 -14.531 -14.035 -15.912 -13.103 -11.064 -9.902 -4.728 -6.49 -4.516 -2.66 -0.206 -1.223 2.692 3.219 2.568 3.52 5.896 6.006 6.384 5.405 5.279 5.243 5.433 3.03 2.296 1.664 0.618 1.708 -0.457 1.822 -0.799 1.658 2.735 0.948 0.622 1.156 2.046 1.655 2.611 1.335 -0.108 1.857 0.207 1.221 1.316 2.706 3.575 5.188 7.051 5.599 6.507 7.22 6.805 6.252 6.154 4.16 2.247 3.291 2.866 -1.093 -0.769 -2.331 -4.004 -5.806 -4.79 -10.014 -12.566 -15.903 -14.306 -11.265 -14.368"/>
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</Antenna>
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<Antenna type="SampledAntenna1D" id="patch">
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<!-- patch antenna on side mirrors -->
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<!-- samples taken from "Effects of Antenna Characteristics and Placements on a Vehicle-to-Vehicle Channel Scenario" -->
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<parameter name="samples" type="string" value="5.061 5.016 4.961 4.804 4.577 4.334 3.999 3.549 3.027 2.456 1.833 1.045 0.25 -0.579 -1.516 -2.48 -3.459 -4.348 -5.361 -6.195 -7.24 -8.236 -9.2 -10.345 -11.326 -12.302 -13.302 -13.833 -14.209 -14.186 -13.844 -13.361 -12.824 -12.239 -11.901 -11.588 -11.487 -11.523 -11.733 -12.162 -12.529 -13.15 -13.723 -14.141 -14.289 -14.069 -13.538 -12.537 -11.764 -10.582 -9.617 -8.646 -7.65 -6.601 -5.695 -4.599 -3.598 -2.608 -1.64 -0.741 0.079 0.958 1.62 2.36 2.911 3.515 3.962 4.313 4.593 4.808 4.957 5.041"/>
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</Antenna>
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</root>

‎examples/veins/omnetpp.ini‎

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@@ -68,11 +68,9 @@ sim-time-limit = 200s
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# #
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# NIC-Settings #
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##########################################################
71-
*.connectionManager.pMax = 20mW
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*.connectionManager.sat = -89dBm
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*.connectionManager.alpha = 2.0
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*.connectionManager.carrierFrequency = 5.890e9 Hz
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*.connectionManager.sendDirect = true
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*.connectionManager.maxInterfDist = 2600m
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*.connectionManager.drawMaxIntfDist = false
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*.**.nic.mac1609_4.useServiceChannel = false
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@@ -87,6 +85,8 @@ sim-time-limit = 200s
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*.**.nic.phy80211p.analogueModels = xmldoc("config.xml")
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*.**.nic.phy80211p.usePropagationDelay = true
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*.**.nic.phy80211p.antenna = xmldoc("antenna.xml", "/root/Antenna[@id='monopole']")
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##########################################################
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# WaveAppLayer #
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##########################################################

‎src/veins/base/connectionManager/ConnectionManager.cc‎

Lines changed: 12 additions & 25 deletions
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@@ -12,30 +12,17 @@ Define_Module( ConnectionManager );
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double ConnectionManager::calcInterfDist()
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{
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double interfDistance;
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//the minimum carrier frequency for this cell
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double carrierFrequency = par("carrierFrequency").doubleValue();
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//maximum transmission power possible
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double pMax = par("pMax").doubleValue();
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if (pMax <=0) {
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error("Max transmission power is <=0!");
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}
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//minimum signal attenuation threshold
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double sat = par("sat").doubleValue();
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//minimum path loss coefficient
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double alpha = par("alpha").doubleValue();
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double waveLength = (BaseWorldUtility::speedOfLight()/carrierFrequency);
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//minimum power level to be able to physically receive a signal
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double minReceivePower = pow(10.0, sat/10.0);
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interfDistance = pow(waveLength * waveLength * pMax
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/ (16.0*M_PI*M_PI*minReceivePower),
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1.0 / alpha);
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ccEV << "max interference distance:" << interfDistance << endl;
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39-
return interfDistance;
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/* With the introduction of antenna models, calculating the maximum
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* interference distance only based on free space loss doesn't make any sense
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* any more as it could also be much bigger due to positive antenna gains.
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* Therefore, the user has to provide a reasonable maximum interference
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* distance himself. */
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if (hasPar("maxInterfDist")) {
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double interfDistance = par("maxInterfDist").doubleValue();
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ccEV << "max interference distance:" << interfDistance << endl;
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return interfDistance;
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} else {
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throw cRuntimeError("ConnectionManager: No value for maximum interference distance (maxInterfDist) provided.");
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}
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}
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‎src/veins/base/connectionManager/ConnectionManager.h‎

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@@ -21,10 +21,6 @@ class MIXIM_API ConnectionManager : public BaseConnectionManager
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/**
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* @brief Calculate interference distance
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*
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* Calculation of the interference distance based on the transmitter
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* power, wavelength, pathloss coefficient and a threshold for the
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* minimal receive Power
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*
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* You may want to overwrite this function in order to do your own
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* interference calculation
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*/

‎src/veins/base/connectionManager/ConnectionManager.ned‎

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//***************************************************************************
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// * file: ConnectionManager.ned
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// *
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// * author: Steffen Sroka, Daniel Willkomm, Karl Wessel, Michael Swigulski
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// *
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// * copyright: (C) 2004 Telecommunication Networks Group (TKN) at
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// * Technische Universitaet Berlin, Germany.
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// *
@@ -27,13 +25,11 @@ package org.car2x.veins.base.connectionManager;
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// periodically communicates with the mobility module and
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// ChannelAccess.
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//
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// The four parameters pMax, sat, alpha, and carrierFrequency are used
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// to calculate the interference distance between nodes. The values used
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// here in ConnectionManager are used to calculate the upper bound,
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// i.e. they can be redifined in the analogue models, but never such
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// The value maxInterfDist used here in ConnectionManager defines the upper bound of any transmission,
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// i.e. it can be redifined in the analogue models, but never such
3430
// that the maximal interference distance is exeeded.
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//
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// @author Steffen Sroka, Daniel Willkomm, Karl Wessel
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// @author Steffen Sroka, Daniel Willkomm, Karl Wessel, Alexander Brummer, Christoph Sommer
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// @see MobilityBase
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//
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simple ConnectionManager
@@ -43,14 +39,9 @@ simple ConnectionManager
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bool coreDebug;
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// send directly to the node or create separate gates for every connection
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bool sendDirect;
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// maximum sending power used for this network [mW]
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double pMax @unit(mW);
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// minimum signal attenuation threshold [dBm]
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double sat @unit(dBm);
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// minimum path loss coefficient
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double alpha;
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// minimum carrier frequency of the channel [Hz]
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double carrierFrequency @unit(Hz);
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// maximum interference distance [m]
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double maxInterfDist @unit(m);
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// should the maximum interference distance be displayed for each node?
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bool drawMaxIntfDist = default(false);
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‎src/veins/base/messages/AirFrame.msg‎

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cplusplus {{
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#include "veins/base/phyLayer/Signal_.h"
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#include "veins/base/utils/POA.h"
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}}
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class noncobject Signal;
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class noncobject POA;
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//
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// Format of the packets that are sent to the channel
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packet AirFrame
3335
{
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Signal signal; // Contains the physical data of this AirFrame
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POA poa; // contains a POA object with the position, orientation and antenna (pointer)
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// of the sender
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3641
simtime_t duration; // time the AirFrames takes to be transmited (without propagation delay)
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3843
int state = 1; // state of the AirFrames, used by the physical layer

‎src/veins/base/modules/BaseMobility.cc‎

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@@ -104,6 +104,14 @@ void BaseMobility::initialize(int stage)
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if(y > -1) pos.y = y;
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if(!use2D && z > -1) pos.z = z;
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107+
if (!hasPar("xOrientation") || !hasPar("yOrientation")) {
108+
throw cRuntimeError("Orientation coordinates in x and y direction have to specified (necessary for antenna gain calculation)");
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} else {
110+
double zOrient = hasPar("zOrientation") ? par("zOrientation").doubleValue() : 0;
111+
Coord orient(par("xOrientation").doubleValue(), par("yOrientation").doubleValue(), zOrient);
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move.setOrientationByVector(orient);
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}
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107115
// set start-position and start-time (i.e. current simulation-time) of the Move
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move.setStart(pos);
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coreEV << "start pos: " << move.getStartPos().info() << endl;

‎src/veins/base/modules/BaseMobility.h‎

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@@ -175,10 +175,18 @@ class MIXIM_API BaseMobility : public BatteryAccess
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return move.getStartPos();
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}
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178+
virtual Coord getCurrentOrientation() const {
179+
return move.getOrientation();
180+
}
181+
178182
/** @brief Returns the current speed at the current simulation time. */
179183
virtual Coord getCurrentSpeed() const {
180184
return move.getDirection() * move.getSpeed();
181185
}
186+
187+
virtual Coord getCurrentDirection() const {
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return move.getDirection();
189+
}
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protected:
183191
/**
184192
* @brief Maps the passed icon size tag (is) to an actual size in pixels.

‎src/veins/base/modules/BaseMobility.ned‎

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@@ -14,6 +14,9 @@ simple BaseMobility like IMobility
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double x; // x coordinate of the nodes' position (-1 = random)
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double y; // y coordinate of the nodes' position (-1 = random)
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double z; // z coordinate of the nodes' position (-1 = random)
17+
double xOrientation = default(1);
18+
double yOrientation = default(0);
19+
double zOrientation = default(0);
1720
@signal[veinsmobilityStateChanged](type="BaseMobility");
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@display("i=block/cogwheel");
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}

‎src/veins/base/phyLayer/Antenna.cc‎

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/*
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* Antenna.cpp
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*
4+
* Created on: Jun 13, 2016
5+
* Author: Alexander Brummer
6+
*/
7+
8+
#include "veins/base/phyLayer/Antenna.h"
9+
10+
double Antenna::getGain(Coord ownPos, Coord ownOrient, Coord otherPos) {
11+
// as this base class represents an isotropic antenna, simply return 1.0
12+
return 1.0;
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}
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