RFmx WCDMA C

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RFMXWCDMA_ATTR_QEVM_RESULTS_MEAN_RMS_EVM

  • Updated2024-10-14
  • 1 minute(s) read

RFMXWCDMA_ATTR_QEVM_RESULTS_MEAN_RMS_EVM

Data Type: float64
Access:read only
Functions:RFmxWCDMA_GetAttributeF64
Description: Returns the mean of the RMS EVM values for a QPSK signal. This value is expressed as a percentage. This value is obtained by averaging the RMS EVMs over all averaging iterations. The number of acquisitions is specified by the value of the RFMXWCDMA_ATTR_QEVM_AVERAGING_COUNT attribute.

The EVM of a chip is the magnitude of the vector difference between the received chip and the ideal chip. The RMS EVM is obtained from all the chips in the measurement interval.

You do not need to use a selector string to read this result for default signal and result instance. Refer to the Selector Strings topic for information about the string syntax for named signals and results.

Get Function: RFmxWCDMA_QEVMGetResultsMeanRMSEVM

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