protected bool SerchCoefPointsTarget1E3(Attennuator tempAtt, ErrorDetector tempED, double startAttValue, double targetBer, double addStep, double sumStep, out ArrayList AttenPoints, out ArrayList BerPints)
{
lock (tempAtten)
{
byte i = 0;
double currentBer = 0;
//AttenPoints[]=
AttenPoints = new ArrayList();
BerPints = new ArrayList();
AttenPoints.Clear();
BerPints.Clear();
do
{
tempAtt.AttnValue(startAttValue.ToString());
currentBer = tempED.RapidErrorRate();
if (currentBer != 0)
{
AttenPoints.Add(startAttValue);
BerPints.Add(currentBer);
}
if (currentBer > targetBer)
{
startAttValue += addStep;
}
else
{
startAttValue -= sumStep;
}
i++;
} while (i < 8 && (currentBer < (targetBer * 1E-1)));
return(true);
}
}
private bool SingleChannelTest()
{
Ber = pED.RapidErrorRate(0);
if (Ber >= 1)
{
System.Threading.Thread.Sleep(2000);
Ber = pED.RapidErrorRate(0);
}
if (flagReadTxpowerDmi)
{
DmiTxPower = dut.ReadDmiTxp();
}
if (flagReadRxpowerDmi)
{
DmiRxPower = dut.ReadDmiRxp();
}
Log.SaveLogToTxt("Ber= " + Ber.ToString());
return(true);
}
protected double StepSearchTargetPoint(double StartInputPower, double LLimit, double ULimit, double targetBerLL, double targetBerUL, Attennuator tempAtt, ErrorDetector tempED, out ArrayList serchAttPoints, out ArrayList serchRxDmiPoints, out ArrayList serchBerPoints)
{
//double low = LLimit;
//double high = ULimit;
lock (tempAtten)
{
double currentCense = 0;
byte Rcount = 0;
serchAttPoints = new ArrayList();
serchRxDmiPoints = new ArrayList();
serchBerPoints = new ArrayList();
serchAttPoints.Clear();
serchBerPoints.Clear();
double CurrentInputPower = StartInputPower;
// tempAtt
while (CurrentInputPower <= ULimit && CurrentInputPower >= LLimit && Rcount <= 20)
{
tempAtt.AttnValue(CurrentInputPower.ToString());
double TempRxDmiPower = dut.ReadDmiRxp();
serchAttPoints.Add(CurrentInputPower);
serchRxDmiPoints.Add(TempRxDmiPower);
currentCense = tempED.RapidErrorRate();
serchBerPoints.Add(currentCense);
if (currentCense < targetBerLL)// 误码太小->光太大->减小光
{
CurrentInputPower -= testBerStruct.FirstPointStep;
Rcount++;
}
else if (currentCense > targetBerUL)// 误码太大->光太小->加大入射光
{
CurrentInputPower += testBerStruct.FirstPointStep;
Rcount++;
}
else
{
return(CurrentInputPower);
}
}
return(-10000);
}
}
protected void QuickTest(Attennuator tempAtten, ErrorDetector tempED)
{
lock (tempAtten)
{
try
{
tempAtten.AttnValue(testBerStruct.CsenStartingRxPwr.ToString());
double sensitivity = tempED.RapidErrorRate();
Log.SaveLogToTxt("SetAtten=" + testBerStruct.CsenStartingRxPwr.ToString());
Log.SaveLogToTxt("QUICBER=" + sensitivity.ToString());
if (sensitivity >= 1)
{
sensitivityPoint = 1;
AnalysisOutputParameters(outputParameters);
AnalysisOutputProcData(procData);
return;
}
{
if (sensitivity <= ber_erp)
{
sensitivityPoint = testBerStruct.CsenStartingRxPwr;
}
else
{
sensitivityPoint = sensitivity;
Log.SaveLogToTxt("AttPoint=" + testBerStruct.CsenStartingRxPwr.ToString() + ber_erp.ToString());
}
}
Log.SaveLogToTxt("sensitivityPoint= " + sensitivityPoint.ToString());
AnalysisOutputParameters(outputParameters);
AnalysisOutputProcData(procData);
}
catch (System.Exception ex)
{
throw ex;
}
}
}
protected double SerchTargetPoint(Attennuator tempAtt, ErrorDetector tempED, double attValue, double targetBerLL, double targetBerUL, double addStep, double sumStep)
{
lock (tempAtten)
{
byte i = 0;
double currentCense = 0;
do
{
tempAtt.AttnValue(attValue.ToString());
currentCense = tempED.RapidErrorRate(1);
if (currentCense > targetBerUL)
{
attValue += addStep;
}
else
{
attValue -= sumStep;
}
i++;
} while (i < 20 && (currentCense > targetBerUL || currentCense < targetBerLL));
return(attValue);
}
}
protected double binarySearchTargetPoint(double StartInputPower, double LLimit, double ULimit, double targetBerLL, double targetBerUL, Attennuator tempAtt, ErrorDetector tempED, out ArrayList serchAttPoints, out ArrayList serchRxDmiPoints, out ArrayList serchBerPoints)
{
lock (tempAtten)
{
double low = LLimit;
double high = ULimit;
double currentCense = 0;
byte count = 0;
serchAttPoints = new ArrayList();
serchBerPoints = new ArrayList();
serchRxDmiPoints = new ArrayList();
serchAttPoints.Clear();
serchBerPoints.Clear();
double CurrentInputPower = StartInputPower;
tempAtt.AttnValue(((high + low) / 2).ToString(), 1);
//Thread.Sleep(2000);
double TempValue = tempED.RapidErrorRate();
Log.SaveLogToTxt("RxInputPower=" + ((high + low) / 2).ToString());
Log.SaveLogToTxt("CurrentErrorRate=" + TempValue.ToString());
while (low <= high && count <= 20)
{
if (Math.Abs(low - high) < 0.2)
{
break;
}
double mid = low + ((high - low) / 2);
tempAtt.AttnValue(mid.ToString(), 1);
double TempRxDmiPower = dut.ReadDmiRxp();
serchAttPoints.Add(mid);
serchRxDmiPoints.Add(TempRxDmiPower);
currentCense = tempED.RapidErrorRate();
//Log.SaveLogToTxt("RxInputPower=" + mid);
//Log.SaveLogToTxt("RxDmiPower=" + TempRxDmiPower.ToString());
//Log.SaveLogToTxt("CurrentErrorRate=" + currentCense.ToString());
serchBerPoints.Add(currentCense);
if (currentCense < targetBerLL)
{
high = mid;
count++;
}
else if (currentCense > targetBerUL)
{
low = mid;
count++;
}
else
{
return(mid);
}
}
return(-10000);
}
}
protected bool SerchCoefPoints(Attennuator tempAtt, ErrorDetector tempED, double startAttValue, double targetBer, double addStep, double sumStep, out ArrayList AttenPoints, out ArrayList BerPints)
{
lock (tempAtten)
{
byte i = 0;
bool terminalFlag = false;
double currentBer = 0;
bool isEnd = false;
//AttenPoints[]=
AttenPoints = new ArrayList();
BerPints = new ArrayList();
AttenPoints.Clear();
BerPints.Clear();
tempAtt.AttnValue(startAttValue.ToString(), 0);
Thread.Sleep(1500);
currentBer = tempED.RapidErrorRate();
if (currentBer < this.testBerStruct.Ber_ERP)
{
this.IsCoefErrorRateUpwards = 1;
}
else
{
this.IsCoefErrorRateUpwards = -1;
}
double CurrentStartAttValue = startAttValue;
#region Add InputPower
terminalFlag = true;
int Runcount = 1;
do
{
tempAtt.AttnValue(CurrentStartAttValue.ToString(), 0);
Thread.Sleep(1000);
double TempRxDmiPower = dut.ReadDmiRxp();
Log.SaveLogToTxt("RxInputPower=" + CurrentStartAttValue);
Log.SaveLogToTxt("RxDmiPower=" + TempRxDmiPower.ToString());
currentBer = tempED.RapidErrorRate();
terminalFlag = (currentBer > this.testBerStruct.CoefErrorRateLL && currentBer < this.testBerStruct.CoefErrorRateUL);
if (terminalFlag == true && currentBer != 0)
{
AttenPoints.Add(CurrentStartAttValue);
BerPints.Add(currentBer);
}
if (IsCoefErrorRateUpwards > 0 && currentBer == 0)
{
isEnd = true;
}
if (!terminalFlag) //搜点到达边缘
{
if (AttenPoints.Count >= 5) //点数够了 可以结束
{
isEnd = true;
}
else
{
if (Runcount < 2)//点数不够，需要反方向搜寻,至少5个点
{
IsCoefErrorRateUpwards *= -1;
CurrentStartAttValue = startAttValue;
terminalFlag = true;
Runcount = 2;
}
else//已经经过来反转
{
isEnd = true;
}
}
}
if (IsCoefErrorRateUpwards > 0)
{
CurrentStartAttValue -= sumStep;
}
else
{
CurrentStartAttValue += addStep;
}
} while (!isEnd);
#endregion
return(true);
}
}
