RFmx LTE DotNET

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RFmxLteMXModAccResults.FetchSynchronizationSignalEvm Method

  • Updated2024-07-17
  • 2 minute(s) read
RFmxLteMXModAccResults.FetchSynchronizationSignalEvm Method

RFmxLteMXModAccResultsFetchSynchronizationSignalEvm Method

Fetches the primary synchronization signal (PSS) EVM and secondary synchronization signal (SSS) EVM.
Use "carrier(k)" or "subblock(n)/carrier(k)" as the selector string to read results from this method.

Namespace:  NationalInstruments.RFmx.LteMX
Assembly:  NationalInstruments.RFmx.LteMX.Fx40 (in NationalInstruments.RFmx.LteMX.Fx40.dll) Version: 24.5.0.49283 (24.5.0.49283)

Syntax

public int FetchSynchronizationSignalEvm(
	string selectorString,
	double timeout,
	out double meanRmsPssEvm,
	out double meanRmsSssEvm
)
Public Function FetchSynchronizationSignalEvm ( 
	selectorString As String,
	timeout As Double,
	<OutAttribute> ByRef meanRmsPssEvm As Double,
	<OutAttribute> ByRef meanRmsSssEvm As Double
) As Integer

Parameters

selectorString
Type: SystemString
Specifies a selector string comprising of the result name, subblock number, and carrier number. If you do not specify the result name, the default result instance is used. Example:
"subblock0/carrier0"
"result::r1/subblock0/carrier0"
You can use the BuildCarrierString(String, Int32) method to build the selector string.
timeout
Type: SystemDouble
Specifies the timeout for fetching the specified measurement. This value is expressed in seconds. Set this value to an appropriate time, longer than expected for fetching the measurement. A value of -1 specifies that the method waits until the measurement is complete.
meanRmsPssEvm
Type: SystemDouble
Upon return, contains the mean value of RMS EVMs calculated on PSS channel over the slots specified by the SetMeasurementLength(String, Int32) method. When you set the SetEvmUnit(String, RFmxLteMXModAccEvmUnit) method to Percentage, the measurement is returned in percentage. When you set the ModAcc EVM Unit method to dB, the measurement is returned in dB.
meanRmsSssEvm
Type: SystemDouble
Upon return, contains the mean value of RMS EVMs calculated on SSS channel over the slots specified by the ModAcc Meas Length method. When you set the ModAcc EVM Unit method to Percentage, the measurement is returned in percentage. When you set the ModAcc EVM Unit method to dB, the measurement is returned in dB.

Return Value

Type: Int32
Returns the status code of this method. The status code either indicates success or describes a warning condition.

See Also

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