DemodErrors
This is a Data Header variable.
Type = Array of Floats
DemodErrors is the error/information header accompanying the Digital Demod results. The error parameters are stored in the order as shown in the following list:
For more information, see Symbol Table Error Parameters
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Error vector Magnitude (EVM Error vector magnitude (EVM): A quality metric in digital communication systems. See the EVM metric in the Error Summary Table topic in each demodulator for more information on how EVM is calculated for that modulation format.) or |
% rms |
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[FSK] % rms |
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Magnitude Error (Mag Err) |
% rms |
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Phase Error (Phase Err) |
degrees rms |
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Frequency Error (Freq Err) or |
Hz |
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Carrier Offset (Carr Ofst) |
[FSK] Hz |
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Amplitude Droop (AmpDroop) or |
dB per symbol |
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Estimated RHO |
no units |
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IQ Offset or |
linear units |
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Deviation or |
[FSK] Hz |
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Pilot level (Pilot Lvl) |
[VSB] linear units |
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IQ Gain Imbalance (IQ Imb) |
dB |
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Quadrature Error (QuadErr) |
deg |
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largest EVM or |
% peak |
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largest FSK Error (FSK Err) |
% peak |
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largest EVM symbol number or |
no units |
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largest FSK Err symbol number |
no units |
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Peak Magnitude Error |
% peak |
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Peak Magnitude Error symbol number or |
no units |
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Symbol Offset |
no units |
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Peak Phase Error |
degrees peak |
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Peak Phase symbol number |
no units |
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Clock Alignment |
unused |
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Main Frequency Error |
unused |
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Amplitude Error |
unused |
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Signal to Noise Ratio (SNR Signal-to-Noise Ratio(MER)) |
dB |
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RHO |
no Units |
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Peak Error Vector Magnitude (Pk EVM) |
% |
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95% EVM |
% |
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