/// <summary>
/// 获取已知的频率带宽。
/// </summary>
/// <param name="satNumber">卫星编号， GLONASS 频分多址</param>
/// <param name="type">类型</param>
/// <param name="rinexNum">编号，1、2、3 分别代表各系统的频率如GPS的L1、L2、L5</param>
/// <param name="time">时间，历元，GLONASS或频分多址需要</param>
/// <returns></returns>
public static Frequence GetFrequenceBand(GnssType type, int rinexNum = 1, int satNumber = -1, Time time = default(Time))
{
var satType = GnssSystem.GetSatelliteType(type);
var freqType = GetFrequenceType(satType, rinexNum);
return(GetFrequenceBand(type, freqType, satNumber, time));
}
/// <summary>
/// 获取卫星类型
/// </summary>
/// <param name="type">GNSS系统类型</param>
/// <returns></returns>
public static SatelliteType GetSatelliteType(GnssType type)
{
switch (type)
{
case GnssType.GPS:
return(SatelliteType.G);
case GnssType.BeiDou:
return(SatelliteType.C);
case GnssType.Galileo:
return(SatelliteType.E);
case GnssType.GLONASS:
return(SatelliteType.R);
case GnssType.IRNSS:
return(SatelliteType.I);
case GnssType.QZSS:
return(SatelliteType.J);
case GnssType.SBAS:
return(SatelliteType.S);
default:
break;
}
throw new Exception("对不起，暂不支持其它的系统。");
//return GnssSystem.Gps;
}
public static bool IsSBAS(this GnssType gnssType)
{
switch (gnssType)
{
case GnssType.UnknownSBAS:
case GnssType.WAAS:
case GnssType.EGNOS:
case GnssType.SDCM:
case GnssType.GAGAN:
case GnssType.MSAS:
case GnssType.SNAS: return(true);
}
return(false);
}
/// <summary>
/// 获取频率带宽
/// </summary>
/// <param name="type">系统类型</param>
/// <param name="freqType">频率类型</param>
/// <param name="satNumber">卫星编号，GLONASS 系统需要</param>
/// <param name="time">time，GLONASS 系统需要</param>
/// <returns></returns>
public static Frequence GetFrequenceBand(GnssType type, FrequenceType freqType, int satNumber = -1, Time time = default(Time))
{
switch (type)
{
case GnssType.GPS:
case GnssType.SBAS:
switch (freqType)
{
case FrequenceType.A: return(Frequence.GpsL1);
case FrequenceType.B: return(Frequence.GpsL2);
case FrequenceType.C: return(Frequence.GpsL5);
default:
return(null);
// throw new ArgumentException("GPS 有三个频率。分别以编号1、2、3表示。");
}
case GnssType.Galileo:
switch (freqType)
{
case FrequenceType.A: return(Frequence.GalileoE1);
case FrequenceType.B: return(Frequence.GalileoE5a);
case FrequenceType.C: return(Frequence.GalileoE5b);
case FrequenceType.D: return(Frequence.GalileoE5);
case FrequenceType.E: return(Frequence.GalileoE6);
default:
return(null);
// throw new ArgumentException("Galileo 有5个频率。分别以编号 1-5 表示。");
}
case GnssType.BeiDou: //215786
switch (freqType)
{
case FrequenceType.A: return(Frequence.CompassB1);
case FrequenceType.B: return(Frequence.CompassB2);
case FrequenceType.C: return(Frequence.CompassB3);
default:
return(null);
// throw new ArgumentException("BeiDou 有三个频率。分别以编号1、2、3表示。");
}
case GnssType.GLONASS:
if (satNumber == -1)
{
throw new ArgumentException("GLONASS是频分多址，需要指定卫星编号，此处有待改进！！！！请联系开发人员。");
}
var prn = new SatelliteNumber(satNumber, SatelliteType.R);
var k = (int)GlobalGlonassSlotFreqService.Instance.Get(prn, time);
// var k = Setting.GnsserConfig.GlonassSlotFrequences[prn];
switch (freqType)
{
case FrequenceType.A: return(Frequence.GetGlonassG1(k));
case FrequenceType.B: return(Frequence.GetGlonassG2(k));
case FrequenceType.C: return(Frequence.GlonassG3);
default:
return(null);
// throw new ArgumentException("GLONASS 有2个载波。分别以编号1、2表示。");
}
case GnssType.QZSS:
switch (freqType)
{
case FrequenceType.A: return(Frequence.GpsL1);
case FrequenceType.B: return(Frequence.GpsL2);
case FrequenceType.C: return(Frequence.GpsL5);
case FrequenceType.D: return(Frequence.QzssL6);
default:
return(null);
}
case GnssType.NAVIC:
switch (freqType)
{
case FrequenceType.A: return(Frequence.NavicL5);
default:
return(null);
}
default:
switch (freqType)
{
case FrequenceType.A: return(Frequence.GpsL1);
case FrequenceType.B: return(Frequence.GpsL2);
case FrequenceType.C: return(Frequence.GpsL5);
default:
return(null);
}
}
throw new ArgumentException(type + "尚不支持，请联系管理员。");
}
/// <summary>
/// 获取频率
/// </summary>
/// <param name="type"></param>
/// <param name="rinexNum"></param>
/// <param name="satNumber"></param>
/// <param name="time">时间，历元，GLONASS或频分多址需要</param>
/// <returns></returns>
public static Frequence GetFrequence(GnssType type, int rinexNum, int satNumber = -1, Geo.Times.Time time = default(Geo.Times.Time))
{
return(ObsCodeConvert.GetFrequenceBand(type, rinexNum, satNumber, time));
}
/// <summary>
/// 获取系统第一频率
/// </summary>
/// <param name="type"></param>
/// <param name="satNumber"></param>
/// <param name="time">时间，历元，GLONASS需要</param>
/// <returns></returns>
public static Frequence GetFrequenceB(GnssType type, int satNumber = -1, Time time = default(Time))
{
return(ObsCodeConvert.GetFrequenceBand(type, FrequenceType.B, satNumber, time));
}