public static FrequencyBandType GetBandFromFcn(this int fcn)
{
FrequencyBandDef def = frequencyBands.FirstOrDefault(
x => fcn >= x.FcnStart && fcn <= x.FcnEnd);
return((def != null) ? def.FrequencyBandType : FrequencyBandType.Undefined);
}
public static FrequencyBandType GetBandFromFrequency(this double frequency)
{
FrequencyBandDef def = frequencyBands.FirstOrDefault(
x => frequency >= x.FrequencyStart && frequency <= x.FrequencyEnd);
return((def != null) ? def.FrequencyBandType : FrequencyBandType.Undefined);
}
public static double GetFrequency(this int fcn)
{
FrequencyBandDef def = frequencyBands.FirstOrDefault(
x => x.FrequencyBandType == fcn.GetBandFromFcn());
return((def != null) ?
def.FrequencyStart + 0.1 * (fcn - def.FcnStart) :
double.MinValue);
}
public static int GetEarfcn(this double frequency)
{
FrequencyBandDef def = frequencyBands.FirstOrDefault(
x => x.FrequencyBandType == frequency.GetBandFromFrequency());
return((def != null) ?
(int)(def.FcnStart + 10 * (frequency - def.FrequencyStart)) :
int.MinValue);
}