NI RFmx NR Modacc Attributes - ni/grpc-device GitHub Wiki

Modacc Attributes

RFMXNR_ATTR_MODACC_MEASUREMENT_ENABLED

Data Type: int32
Access: read/write
Functions: RFmxNR_SetAttributeI32
RFmxNR_GetAttributeI32
Description: Specifies whether to enable the ModAcc measurement.

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

The default value is RFMXNR_VAL_FALSE.

Get Function: RFmxNR_ModAccGetMeasurementEnabled
Set Function: RFmxNR_ModAccSetMeasurementEnabled

RFMXNR_ATTR_MODACC_MULTICARRIER_FILTER_ENABLED

Data Type: int32
Access: read/write
Functions: RFmxNR_SetAttributeI32
RFmxNR_GetAttributeI32
Description: Specifies whether to use the filter in single carrier configurations to minimize leakage into the carrier. Measurement ignores this attribute, if number of carriers is set to more than 1 or if you set the RFMXNR_ATTR_ACQUISITION_BANDWIDTH_OPTIMIZATION_ENABLED attribute to RFMXNR_VAL_ACQUISITION_BANDWIDTH_OPTIMIZATION_ENABLED_FALSE, where in the multi carrier filter will always be used.

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

The default value is RFMXNR_VAL_MODACC_MULTICARRIER_FILTER_ENABLED_FALSE.

Get Function: RFmxNR_ModAccGetMulticarrierFilterEnabled
Set Function: RFmxNR_ModAccSetMulticarrierFilterEnabled
Values:
RFMXNR_VAL_MODACC_MULTICARRIER_FILTER_ENABLED_FALSE (0) Measurement doesn't use the filter.
RFMXNR_VAL_MODACC_MULTICARRIER_FILTER_ENABLED_TRUE (1) Measurement filters out unwanted emissions.

RFMXNR_ATTR_MODACC_SYNCHRONIZATION_MODE

Data Type: int32
Access: read/write
Functions: RFmxNR_SetAttributeI32
RFmxNR_GetAttributeI32
Description: Specifies whether the measurement is performed from slot or frame boundary.

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

The default value is RFMXNR_VAL_MODACC_SYNCHRONIZATION_MODE_SLOT.

Get Function: RFmxNR_ModAccGetSynchronizationMode
Set Function: RFmxNR_ModAccSetSynchronizationMode
Values:
RFMXNR_VAL_MODACC_SYNCHRONIZATION_MODE_SLOT (1) The measurement is performed over the RFMXNR_ATTR_MODACC_MEASUREMENT_LENGTH starting at the RFMXNR_ATTR_MODACC_MEASUREMENT_OFFSET from the slot boundary. If you set the RFMXNR_ATTR_TRIGGER_TYPE attribute to RFMXNR_VAL_TRIGGER_TYPE_DIGITAL_EDGE, the measurement expects the digital trigger at the slot boundary.
RFMXNR_VAL_MODACC_SYNCHRONIZATION_MODE_FRAME (5) The measurement is performed over the RFMXNR_ATTR_MODACC_MEASUREMENT_LENGTH starting at RFMXNR_ATTR_MODACC_MEASUREMENT_OFFSET from the frame boundary. If you set the RFMXNR_ATTR_TRIGGER_TYPE attribute to Digital Edge, the measurement expects the digital trigger at the frame boundary.
RFMXNR_VAL_MODACC_SYNCHRONIZATION_MODE_SSB_START_FRAME (7) The measurement is performed over the RFMXNR_ATTR_MODACC_MEASUREMENT_LENGTH starting at RFMXNR_ATTR_MODACC_MEASUREMENT_OFFSET from the boundary of the frame having SSB. If you set the RFMXNR_ATTR_TRIGGER_TYPE attribute to Digital Edge, the measurement expects the digital trigger from the boundary of the frame having SSB.

RFMXNR_ATTR_MODACC_MEASUREMENT_LENGTH_UNIT

Data Type: int32
Access: read/write
Functions: RFmxNR_SetAttributeI32
RFmxNR_GetAttributeI32
Description: Specifies the units in which measurement offset and measurement length are specified.

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

The default value is RFMXNR_VAL_MODACC_MEASUREMENT_LENGTH_UNIT_SLOT.

Get Function: RFmxNR_ModAccGetMeasurementLengthUnit
Set Function: RFmxNR_ModAccSetMeasurementLengthUnit
Values:
RFMXNR_VAL_MODACC_MEASUREMENT_LENGTH_UNIT_SLOT (1) Measurement offset and measurement length are specified in units of slots.
RFMXNR_VAL_MODACC_MEASUREMENT_LENGTH_UNIT_SUBFRAME (3) Measurement offset and measurement length are specified in units of subframes.
RFMXNR_VAL_MODACC_MEASUREMENT_LENGTH_UNIT_TIME (6) Measurement offset and measurement length are specified in seconds. Specify the measurement offset and length in multiples of 1 ms * (15 kHz/minimum subcarrier spacing of all carriers). All slots within this notional time duration are analysed.

RFMXNR_ATTR_MODACC_MEASUREMENT_OFFSET

Data Type: float64
Access: read/write
Functions: RFmxNR_SetAttributeF64
RFmxNR_GetAttributeF64
Description: Specifies the measurement offset to skip from the synchronization boundary. The synchronization boundary is specified by the RFMXNR_ATTR_MODACC_SYNCHRONIZATION_MODE attribute. The unit for this is specified by ModAcc Measurement Length Unit.

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

The default value is 0.

Get Function: RFmxNR_ModAccGetMeasurementOffset
Set Function: RFmxNR_ModAccSetMeasurementOffset

RFMXNR_ATTR_MODACC_MEASUREMENT_LENGTH

Data Type: float64
Access: read/write
Functions: RFmxNR_SetAttributeF64
RFmxNR_GetAttributeF64
Description: Specifies the measurement length in units specified by Measurement Length Unit attribute.

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

The default value is 1.

Get Function: RFmxNR_ModAccGetMeasurementLength
Set Function: RFmxNR_ModAccSetMeasurementLength

IQ Impairments

RFMXNR_ATTR_MODACC_IQ_IMPAIRMENTS_MODEL

Data Type: int32
Access: read/write
Functions: RFmxNR_SetAttributeI32
RFmxNR_GetAttributeI32
Description: Specifies the I/Q impairments model used by the measurement for estimating I/Q impairments.

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

The default value is RFMXNR_VAL_MODACC_IQ_IMPAIRMENTS_MODEL_TX.

Get Function: RFmxNR_ModAccGetIQImpairmentsModel
Set Function: RFmxNR_ModAccSetIQImpairmentsModel
Values:
RFMXNR_VAL_MODACC_IQ_IMPAIRMENTS_MODEL_TX (0) The measurement assumes that the I/Q impairments are introduced by a transmit DUT.
RFMXNR_VAL_MODACC_IQ_IMPAIRMENTS_MODEL_RX (1) The measurement assumes that the I/Q impairments are introduced by a receive DUT.

RFMXNR_ATTR_MODACC_IQ_MISMATCH_ESTIMATION_ENABLED

Data Type: int32
Access: read/write
Functions: RFmxNR_SetAttributeI32
RFmxNR_GetAttributeI32
Description: Specifies whether to estimate the IQ impairments such as IQ gain imbalance and quadrature skew.

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

The default value is RFMXNR_VAL_MODACC_IQ_MISMATCH_ESTIMATION_ENABLED_TRUE.

Get Function: RFmxNR_ModAccGetIQMismatchEstimationEnabled
Set Function: RFmxNR_ModAccSetIQMismatchEstimationEnabled
Values:
RFMXNR_VAL_MODACC_IQ_MISMATCH_ESTIMATION_ENABLED_FALSE (0) IQ Impairments estimation is disabled.
RFMXNR_VAL_MODACC_IQ_MISMATCH_ESTIMATION_ENABLED_TRUE (1) IQ Impairments estimation is enabled.

RFMXNR_ATTR_MODACC_IQ_GAIN_IMBALANCE_CORRECTION_ENABLED

Data Type: int32
Access: read/write
Functions: RFmxNR_SetAttributeI32
RFmxNR_GetAttributeI32
Description: Specifies whether to enable IQ gain imbalance correction.

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

The default value is RFMXNR_VAL_MODACC_IQ_GAIN_IMBALANCE_CORRECTION_ENABLED_FALSE.

Get Function: RFmxNR_ModAccGetIQGainImbalanceCorrectionEnabled
Set Function: RFmxNR_ModAccSetIQGainImbalanceCorrectionEnabled
Values:
RFMXNR_VAL_MODACC_IQ_GAIN_IMBALANCE_CORRECTION_ENABLED_FALSE (0) IQ gain imbalance correction is disabled.
RFMXNR_VAL_MODACC_IQ_GAIN_IMBALANCE_CORRECTION_ENABLED_TRUE (1) IQ gain imbalance correction is enabled.

RFMXNR_ATTR_MODACC_IQ_QUADRATURE_ERROR_CORRECTION_ENABLED

Data Type: int32
Access: read/write
Functions: RFmxNR_SetAttributeI32
RFmxNR_GetAttributeI32
Description: Specifies whether to enable IQ quadrature error correction.

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

The default value is RFMXNR_VAL_MODACC_IQ_QUADRATURE_ERROR_CORRECTION_ENABLED_FALSE.

Get Function: RFmxNR_ModAccGetIQQuadratureErrorCorrectionEnabled
Set Function: RFmxNR_ModAccSetIQQuadratureErrorCorrectionEnabled
Values:
RFMXNR_VAL_MODACC_IQ_QUADRATURE_ERROR_CORRECTION_ENABLED_FALSE (0) IQ quadrature error correction is disabled.
RFMXNR_VAL_MODACC_IQ_QUADRATURE_ERROR_CORRECTION_ENABLED_TRUE (1) IQ quadrature error correction is enabled.

RFMXNR_ATTR_MODACC_IQ_TIMING_SKEW_CORRECTION_ENABLED

Data Type: int32
Access: read/write
Functions: RFmxNR_SetAttributeI32
RFmxNR_GetAttributeI32
Description: Specifies whether to enable IQ timing skew correction.

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

The default value is RFMXNR_VAL_MODACC_IQ_TIMING_SKEW_CORRECTION_ENABLED_FALSE.

Get Function: RFmxNR_ModAccGetIQTimingSkewCorrectionEnabled
Set Function: RFmxNR_ModAccSetIQTimingSkewCorrectionEnabled
Values:
RFMXNR_VAL_MODACC_IQ_TIMING_SKEW_CORRECTION_ENABLED_FALSE (0) IQ timing skew correction is disabled.
RFMXNR_VAL_MODACC_IQ_TIMING_SKEW_CORRECTION_ENABLED_TRUE (1) IQ timing skew correction is enabled.

RFMXNR_ATTR_MODACC_IQ_IMPAIRMENTS_PER_SUBCARRIER_ENABLED

Data Type: int32
Access: read/write
Functions: RFmxNR_SetAttributeI32
RFmxNR_GetAttributeI32
Description: Specifies whether to return I/Q impairments independently for each subcarrier.

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

The default value is RFMXNR_VAL_MODACC_IQ_IMPAIRMENTS_PER_SUBCARRIER_ENABLED_FALSE.

Get Function: RFmxNR_ModAccGetIQImpairmentsPerSubcarrierEnabled
Set Function: RFmxNR_ModAccSetIQImpairmentsPerSubcarrierEnabled
Values:
RFMXNR_VAL_MODACC_IQ_IMPAIRMENTS_PER_SUBCARRIER_ENABLED_FALSE (0) Indicates that the independent estimation of I/Q impairments for each subcarrier is disabled.
RFMXNR_VAL_MODACC_IQ_IMPAIRMENTS_PER_SUBCARRIER_ENABLED_TRUE (1) Indicates that the independent estimation of I/Q impairments for each subcarrier is enabled.

RFMXNR_ATTR_MODACC_EVM_REFERENCE_DATA_SYMBOLS_MODE

Data Type: int32
Access: read/write
Functions: RFmxNR_SetAttributeI32
RFmxNR_GetAttributeI32
Description: Specifies whether to either use a reference waveform or an acquired waveform to create reference data symbols for EVM computation.

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

The default value is RFMXNR_VAL_MODACC_EVM_REFERENCE_DATA_SYMBOLS_MODE_ACQUIRED_WAVEFORM.

Get Function: RFmxNR_ModAccGetEVMReferenceDataSymbolsMode
Set Function: RFmxNR_ModAccSetEVMReferenceDataSymbolsMode
Values:
RFMXNR_VAL_MODACC_EVM_REFERENCE_DATA_SYMBOLS_MODE_ACQUIRED_WAVEFORM (0) Indicates that reference data symbols for EVM computation are created using the acquired waveform.
RFMXNR_VAL_MODACC_EVM_REFERENCE_DATA_SYMBOLS_MODE_REFERENCE_WAVEFORM (1) Indicates that reference data symbols for EVM computation are created using the reference waveform.

RFMXNR_ATTR_MODACC_SPECTRUM_INVERTED

Data Type: int32
Access: read/write
Functions: RFmxNR_SetAttributeI32
RFmxNR_GetAttributeI32
Description: Specifies whether the spectrum of the signal being measured is inverted. This happens when I and Q component of the baseband complex signal is swapped.

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

The default value is RFMXNR_VAL_MODACC_SPECTRUM_INVERTED_FALSE.

Get Function: RFmxNR_ModAccGetSpectrumInverted
Set Function: RFmxNR_ModAccSetSpectrumInverted
Values:
RFMXNR_VAL_MODACC_SPECTRUM_INVERTED_FALSE (0) The signal being measured is not inverted.
RFMXNR_VAL_MODACC_SPECTRUM_INVERTED_TRUE (1) The signal being measured is inverted and measurement will correct it by swapping the I and Q components.

RFMXNR_ATTR_MODACC_CHANNEL_ESTIMATION_TYPE

Data Type: int32
Access: read/write
Functions: RFmxNR_SetAttributeI32
RFmxNR_GetAttributeI32
Description: Specifies the method used for channel estimation.

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

The default value is Reference+Data.

Get Function: RFmxNR_ModAccGetChannelEstimationType
Set Function: RFmxNR_ModAccSetChannelEstimationType
Values:
RFMXNR_VAL_MODACC_CHANNEL_ESTIMATION_TYPE_REFERENCE (0) Only demodulation reference (DMRS) symbol is used to calculate channel coefficients.
RFMXNR_VAL_MODACC_CHANNEL_ESTIMATION_TYPE_REFERENCE_AND_DATA (1) Both demodulation reference (DMRS) and data symbols are used to calculate channel coefficients. This method is as per definition of 3GPP NR specification.

RFMXNR_ATTR_MODACC_PHASE_TRACKING_ENABLED

Data Type: int32
Access: read/write
Functions: RFmxNR_SetAttributeI32
RFmxNR_GetAttributeI32
Description: Specifies whether phase tracking is enabled.

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

The default value is RFMXNR_VAL_MODACC_PHASE_TRACKING_ENABLED_TRUE.

Get Function: RFmxNR_ModAccGetPhaseTrackingEnabled
Set Function: RFmxNR_ModAccSetPhaseTrackingEnabled
Values:
RFMXNR_VAL_MODACC_PHASE_TRACKING_ENABLED_FALSE (0) The phase tracking is disabled.
RFMXNR_VAL_MODACC_PHASE_TRACKING_ENABLED_TRUE (1) The phase tracking is done per symbol.

RFMXNR_ATTR_MODACC_TIMING_TRACKING_ENABLED

Data Type: int32
Access: read/write
Functions: RFmxNR_SetAttributeI32
RFmxNR_GetAttributeI32
Description: Specifies whether timing tracking is enabled.

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

The default value is RFMXNR_VAL_MODACC_TIMING_TRACKING_ENABLED_TRUE.

Get Function: RFmxNR_ModAccGetTimingTrackingEnabled
Set Function: RFmxNR_ModAccSetTimingTrackingEnabled
Values:
RFMXNR_VAL_MODACC_TIMING_TRACKING_ENABLED_FALSE (0) The time tracking is disabled.
RFMXNR_VAL_MODACC_TIMING_TRACKING_ENABLED_TRUE (1) The time tracking is done per symbol.

RFMXNR_ATTR_MODACC_EVM_UNIT

Data Type: int32
Access: read/write
Functions: RFmxNR_SetAttributeI32
RFmxNR_GetAttributeI32
Description: Specifies the units of the EVM results.

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

The default value is RFMXNR_VAL_MODACC_EVM_UNIT_PERCENTAGE.

Get Function: RFmxNR_ModAccGetEVMUnit
Set Function: RFmxNR_ModAccSetEVMUnit
Values:
RFMXNR_VAL_MODACC_EVM_UNIT_PERCENTAGE (0) The EVM is reported as a percentage.
RFMXNR_VAL_MODACC_EVM_UNIT_DB (1) The EVM is reported in dB.

RFMXNR_ATTR_MODACC_FFT_WINDOW_TYPE

Data Type: int32
Access: read/write
Functions: RFmxNR_SetAttributeI32
RFmxNR_GetAttributeI32
Description: Specifies the FFT window type used for EVM calculation.

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

The default value is RFMXNR_VAL_MODACC_FFT_WINDOW_TYPE_CUSTOM.

Get Function: RFmxNR_ModAccGetFFTWindowType
Set Function: RFmxNR_ModAccSetFFTWindowType
Values:
RFMXNR_VAL_MODACC_FFT_WINDOW_TYPE_3GPP (0) The maximum EVM between the start window position and the end window position is returned according to the 3GPP specification. The FFT window positions are specified by the attribute.
RFMXNR_VAL_MODACC_FFT_WINDOW_TYPE_CUSTOM (1) Only one FFT window position is used for the EVM calculation. FFT window position is specified by RFMXNR_ATTR_MODACC_FFT_WINDOW_OFFSET attribute.

RFMXNR_ATTR_MODACC_FFT_WINDOW_OFFSET

Data Type: float64
Access: read/write
Functions: RFmxNR_SetAttributeF64
RFmxNR_GetAttributeF64
Description: Specifies the position of the FFT window used to calculate the EVM when RFMXNR_ATTR_MODACC_FFT_WINDOW_TYPE attribute is set to RFMXNR_VAL_MODACC_FFT_WINDOW_TYPE_CUSTOM. The offset is expressed as a percentage of the cyclic prefix length. If you set this attribute to 0, the EVM window starts at the end of cyclic prefix. If you set this attribute to 100, the EVM window starts at the beginning of cyclic prefix.

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

The default value is 50. Valid values are 0 to 100, inclusive.

Get Function: RFmxNR_ModAccGetFFTWindowOffset
Set Function: RFmxNR_ModAccSetFFTWindowOffset

RFMXNR_ATTR_MODACC_FFT_WINDOW_LENGTH

Data Type: float64
Access: read/write
Functions: RFmxNR_SetAttributeF64
RFmxNR_GetAttributeF64
Description: Specifies the FFT window length (W). This value is expressed as a percentage of the cyclic prefix length. This attribute is used when you set the RFMXNR_ATTR_MODACC_FFT_WINDOW_TYPE attribute to RFMXNR_VAL_MODACC_FFT_WINDOW_TYPE_3GPP, where it is needed to calculate the EVM using two different FFT window positions, Delta_C-W/2, and Delta_C+W/2.

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

The default value is -1. Valid values range from -1 to 100, inclusive. When this attribute is set to -1, the measurement automatically sets the value of this attribute to the recommended value as specified in the Annexe F.5 of 3GPP TS 38.101-2 specification for uplink and Annexe B.5.2 and C.5.2 of 3GPP TS 38.104 specification for downlink.

Get Function: RFmxNR_ModAccGetFFTWindowLength
Set Function: RFmxNR_ModAccSetFFTWindowLength

RFMXNR_ATTR_MODACC_DC_SUBCARRIER_REMOVAL_ENABLED

Data Type: int32
Access: read/write
Functions: RFmxNR_SetAttributeI32
RFmxNR_GetAttributeI32
Description: Specifies whether the DC subcarrier is removed from the EVM results.

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

The default value is RFMXNR_VAL_MODACC_DC_SUBCARRIER_REMOVAL_ENABLED_TRUE.

Get Function: RFmxNR_ModAccGetDCSubcarrierRemovalEnabled
Set Function: RFmxNR_ModAccSetDCSubcarrierRemovalEnabled
Values:
RFMXNR_VAL_MODACC_DC_SUBCARRIER_REMOVAL_ENABLED_FALSE (0) The DC subcarrier is present in the EVM results.
RFMXNR_VAL_MODACC_DC_SUBCARRIER_REMOVAL_ENABLED_TRUE (1) The DC subcarrier is removed from the EVM results.

RFMXNR_ATTR_MODACC_COMMON_CLOCK_SOURCE_ENABLED

Data Type: int32
Access: read/write
Functions: RFmxNR_SetAttributeI32
RFmxNR_GetAttributeI32
Description: Specifies whether same reference clock is used for local oscillator and digital-to-analog converter. When same reference clock is used the Carrier Frequency Offset is proportional to Sample Clock Error.

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

The default value is RFMXNR_VAL_MODACC_COMMON_CLOCK_SOURCE_ENABLED_TRUE.

Get Function: RFmxNR_ModAccGetCommonClockSourceEnabled
Set Function: RFmxNR_ModAccSetCommonClockSourceEnabled
Values:
RFMXNR_VAL_MODACC_COMMON_CLOCK_SOURCE_ENABLED_FALSE (0) The Sample Clock error is estimated independently.
RFMXNR_VAL_MODACC_COMMON_CLOCK_SOURCE_ENABLED_TRUE (1) The Sample Clock error is estimated from carrier frequency offset.

RFMXNR_ATTR_MODACC_SPECTRAL_FLATNESS_CONDITION

Data Type: int32
Access: read/write
Functions: RFmxNR_SetAttributeI32
RFmxNR_GetAttributeI32
Description: Specifies the test condition for Spectral Flatness measurement.

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

The default value is RFMXNR_VAL_MODACC_SPECTRAL_FLATNESS_CONDITION_NORMAL.

Get Function: RFmxNR_ModAccGetSpectralFlatnessCondition
Set Function: RFmxNR_ModAccSetSpectralFlatnessCondition
Values:
RFMXNR_VAL_MODACC_SPECTRAL_FLATNESS_CONDITION_NORMAL (0) Frequency range and maximum ripple defined in the section 6.4.2.4.1, Table 6.4.2.4.1-1 of 3GPP 38.101-1 and section 6.4.2.4.1, Table 6.4.2.4.1-1 of 3GPP 38.101-2 are used.
RFMXNR_VAL_MODACC_SPECTRAL_FLATNESS_CONDITION_EXTREME (1) Frequency range and maximum ripple defined in the section 6.4.2.4.1, Table 6.4.2.4.1-2 of 3GPP 38.101-1 and section 6.4.2.4.1, Table 6.4.2.4.1-2 of 3GPP 38.101-2 are used.

Noise Compensation

RFMXNR_ATTR_MODACC_NOISE_COMPENSATION_ENABLED

Data Type: int32
Access: read/write
Functions: RFmxNR_SetAttributeI32
RFmxNR_GetAttributeI32
Description: Specifies whether the contribution of the instrument noise is compensated for EVM computation. You must measure the noise floor before applying the noise compensation. The instrument noise floor is measured for the RF path used by the ModAcc measurement and cached for future use.

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

Supported devices are NI 5831 and NI 5840/41. The default value is RFMXNR_VAL_MODACC_NOISE_COMPENSATION_ENABLED_FALSE.

Get Function: RFmxNR_ModAccGetNoiseCompensationEnabled
Set Function: RFmxNR_ModAccSetNoiseCompensationEnabled
Values:
RFMXNR_VAL_MODACC_NOISE_COMPENSATION_ENABLED_FALSE (0) Noise compensation is disabled for the measurement.
RFMXNR_VAL_MODACC_NOISE_COMPENSATION_ENABLED_TRUE (1) Noise compensation is enabled for the measurement.

RFMXNR_ATTR_MODACC_NOISE_COMPENSATION_INPUT_POWER_CHECK_ENABLED

Data Type: int32
Access: read/write
Functions: RFmxNR_SetAttributeI32
RFmxNR_GetAttributeI32
Description: Specifies whether the measurement checks if any high power signal is present at the RFIn port of the instrument while performing noise floor calibration.

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

The default value is RFMXNR_VAL_MODACC_NOISE_COMPENSATION_INPUT_POWER_CHECK_ENABLED_TRUE.

Get Function: RFmxNR_ModAccGetNoiseCompensationInputPowerCheckEnabled
Set Function: RFmxNR_ModAccSetNoiseCompensationInputPowerCheckEnabled
Values:
RFMXNR_VAL_MODACC_NOISE_COMPENSATION_INPUT_POWER_CHECK_ENABLED_FALSE (0) Disables the input power check at the RFIn port of the signal analyzer.
RFMXNR_VAL_MODACC_NOISE_COMPENSATION_INPUT_POWER_CHECK_ENABLED_TRUE (1) Enables the input power check at the RFIn port of the signal analyzer.

RFMXNR_ATTR_MODACC_NOISE_COMPENSATION_REFERENCE_LEVEL_COERCION_LIMIT

Data Type: float64
Access: read/write
Functions: RFmxNR_SetAttributeF64
RFmxNR_GetAttributeF64
Description: Specifies the coercion limit for the reference for noise compensation. When you set RFMXNR_ATTR_MODACC_MEASUREMENT_MODE attribute to RFMXNR_VAL_MODACC_MEASUREMENT_MODE_MEASURE and RFMXNR_ATTR_MODACC_NOISE_COMPENSATION_ENABLED attribute to RFMXNR_VAL_MODACC_NOISE_COMPENSATION_ENABLED_TRUE, the measurement attempts to read noise floor calibration data corresponding to the configured reference level.

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

If noise floor calibration data corresponding to the configured reference level is not found in the calibration database, the measurement attempts to read noise floor calibration data from the calibration database for any reference level in the range of the configured reference level plus or minus the coercion limit you set for this attribute. The default value is 0.5.

Get Function: RFmxNR_ModAccGetNoiseCompensationReferenceLevelCoercionLimit
Set Function: RFmxNR_ModAccSetNoiseCompensationReferenceLevelCoercionLimit

RFMXNR_ATTR_MODACC_MEASUREMENT_MODE

Data Type: int32
Access: read/write
Functions: RFmxNR_SetAttributeI32
RFmxNR_GetAttributeI32
Description: Specifies whether the measurement should calibrate the noise floor of the analyzer or perform the ModAcc measurement.

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

The default value is RFMXNR_VAL_MODACC_MEASUREMENT_MODE_MEASURE.

Get Function: RFmxNR_ModAccGetMeasurementMode
Set Function: RFmxNR_ModAccSetMeasurementMode
Values:
RFMXNR_VAL_MODACC_MEASUREMENT_MODE_MEASURE (0) The ModAcc measurement is performed on the acquired signal.
RFMXNR_VAL_MODACC_MEASUREMENT_MODE_CALIBRATE_NOISE_FLOOR (1) The ModAcc measurement measures the noise floor of the instrument across the frequency determined by the carrier frequency and the channel bandwidth. In this mode, the measurement expects the signal generator to be turned off and checks if there is any signal power detected at RFIn port of the analyzer beyond a certain threshold. All scalar results and traces are invalid in this mode. Even if the instrument noise floor is already calibrated, the measurement performs all the required acquisitions and overwrites any pre-existing noise floor calibration data.

Modacc Averaging

RFMXNR_ATTR_MODACC_AVERAGING_ENABLED

Data Type: int32
Access: read/write
Functions: RFmxNR_SetAttributeI32
RFmxNR_GetAttributeI32
Description: Enables averaging for the measurement.

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

The default value is RFMXNR_VAL_MODACC_AVERAGING_ENABLED_FALSE.

Get Function: RFmxNR_ModAccGetAveragingEnabled
Set Function: RFmxNR_ModAccSetAveragingEnabled
Values:
RFMXNR_VAL_MODACC_AVERAGING_ENABLED_FALSE (0) The measurement is performed on a single acquisition.
RFMXNR_VAL_MODACC_AVERAGING_ENABLED_TRUE (1) The measurement is averaged over multiple acquisitions. The number of acquisitions is obtained by the RFMXNR_ATTR_MODACC_AVERAGING_COUNT attribute.

RFMXNR_ATTR_MODACC_AVERAGING_COUNT

Data Type: int32
Access: read/write
Functions: RFmxNR_SetAttributeI32
RFmxNR_GetAttributeI32
Description: Specifies the number of acquisitions used for averaging when you set the RFMXNR_ATTR_MODACC_AVERAGING_ENABLED attribute to RFMXNR_VAL_MODACC_AVERAGING_ENABLED_TRUE.

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

The default value is 10.

Get Function: RFmxNR_ModAccGetAveragingCount
Set Function: RFmxNR_ModAccSetAveragingCount

RFMXNR_ATTR_MODACC_ALL_TRACES_ENABLED

Data Type: int32
Access: read/write
Functions: RFmxNR_SetAttributeI32
RFmxNR_GetAttributeI32
Description: Specifies whether to enable the traces to be stored and retrieved after performing the ModAcc measurement.

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

The default value is RFMXNR_VAL_FALSE.

Get Function: RFmxNR_ModAccGetAllTracesEnabled
Set Function: RFmxNR_ModAccSetAllTracesEnabled

RFMXNR_ATTR_MODACC_NUMBER_OF_ANALYSIS_THREADS

Data Type: int32
Access: read/write
Functions: RFmxNR_SetAttributeI32
RFmxNR_GetAttributeI32
Description: Specifies the maximum number of threads used for parallelism for the ModAcc measurement.

The number of threads can range from 1 to the number of physical cores. The number of threads you set may not be used in calculations. The actual number of threads used depends on the problem size,system resources,data availability,and other considerations.

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

The default value is 1.

Get Function: RFmxNR_ModAccGetNumberOfAnalysisThreads
Set Function: RFmxNR_ModAccSetNumberOfAnalysisThreads

Auto Level

RFMXNR_ATTR_MODACC_AUTO_LEVEL_ALLOW_OVERFLOW

Data Type: int32
Access: read/write
Functions: RFmxNR_SetAttributeI32
RFmxNR_GetAttributeI32
Description: Specifies whether the RFmxNR_ModAccAutoLevel function should search for the optimum reference levels while allowing ADC overflow.

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

The default value is RFMXNR_VAL_MODACC_ATUO_LEVEL_ALLOW_OVERFLOW_FALSE.

Get Function: RFmxNR_ModAccGetAutoLevelAllowOverflow
Set Function: RFmxNR_ModAccSetAutoLevelAllowOverflow
Values:
RFMXNR_VAL_MODACC_ATUO_LEVEL_ALLOW_OVERFLOW_FALSE (0) Disables searching for the optimum reference levels while allowing ADC overflow.
RFMXNR_VAL_MODACC_ATUO_LEVEL_ALLOW_OVERFLOW_TRUE (1) Enables searching for the optimum reference levels while allowing ADC overflow.

RFMXNR_ATTR_MODACC_ALL_TRACES_ENABLED

Data Type: int32
Access: read/write
Functions: RFmxNR_SetAttributeI32
RFmxNR_GetAttributeI32
Description: Specifies whether to enable the traces to be stored and retrieved after performing the ModAcc measurement.

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

The default value is RFMXNR_VAL_FALSE.

Get Function: RFmxNR_ModAccGetAllTracesEnabled
Set Function: RFmxNR_ModAccSetAllTracesEnabled

RFMXNR_ATTR_MODACC_NUMBER_OF_ANALYSIS_THREADS

Data Type: int32
Access: read/write
Functions: RFmxNR_SetAttributeI32
RFmxNR_GetAttributeI32
Description: Specifies the maximum number of threads used for parallelism for the ModAcc measurement.

The number of threads can range from 1 to the number of physical cores. The number of threads you set may not be used in calculations. The actual number of threads used depends on the problem size,system resources,data availability,and other considerations.

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

The default value is 1.

Get Function: RFmxNR_ModAccGetNumberOfAnalysisThreads
Set Function: RFmxNR_ModAccSetNumberOfAnalysisThreads

Results

RFMXNR_ATTR_MODACC_RESULTS_COMPOSITE_RMS_EVM_MEAN

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the mean value of RMS EVMs calculated over measurement length. If ModAcc Composite Results Include DMRS attribute and ModAcc Composite Results Include PTRS attribute are set to False, EVM is computed only for the shared channel.

When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_PERCENTAGE, the measurement returns this result as a percentage. When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_DB, the measurement returns this result in dB.

Use 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsCompositeRMSEVMMean

RFMXNR_ATTR_MODACC_RESULTS_COMPOSITE_PEAK_EVM_MAXIMUM

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the maximum value of peak EVMs calculated over measurement length. If ModAcc Composite Results Include DMRS attribute and ModAcc Composite Results Include PTRS attribute are set to False, EVM is computed only for the shared channel.

When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_PERCENTAGE, the measurement returns this result as a percentage. When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_DB, the measurement returns this result in dB.

Use 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsCompositePeakEVMMaximum

RFMXNR_ATTR_MODACC_RESULTS_COMPOSITE_PEAK_EVM_BWP_INDEX

Data Type: int32
Access: read only
Functions: RFmxNR_GetAttributeI32
Description: Returns the bandwidth part index where ModAcc Results Max Pk Composite EVM occurs.

Use 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsCompositePeakEVMBWPIndex

RFMXNR_ATTR_MODACC_RESULTS_COMPOSITE_PEAK_EVM_SLOT_INDEX

Data Type: int32
Access: read only
Functions: RFmxNR_GetAttributeI32
Description: Returns the slot index where ModAcc Results Max Pk Composite EVM occurs.

Use 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsCompositePeakEVMSlotIndex

RFMXNR_ATTR_MODACC_RESULTS_COMPOSITE_PEAK_EVM_SYMBOL_INDEX

Data Type: int32
Access: read only
Functions: RFmxNR_GetAttributeI32
Description: Returns the symbol index where ModAcc Results Max Pk Composite EVM occurs.

Use 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsCompositePeakEVMSymbolIndex

RFMXNR_ATTR_MODACC_RESULTS_COMPOSITE_PEAK_EVM_SUBCARRIER_INDEX

Data Type: int32
Access: read only
Functions: RFmxNR_GetAttributeI32
Description: Returns the subcarrier index where ModAcc Results Max Pk Composite EVM occurs.

Use 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsCompositePeakEVMSubcarrierIndex

RFMXNR_ATTR_MODACC_RESULTS_COMPOSITE_RMS_MAGNITUDE_ERROR_MEAN

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the RMS mean value of magnitude error calculated over measurement length on all configured channels.

When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_PERCENTAGE, the measurement returns this result as a percentage. When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_DB, the measurement returns this result in dB.

Use 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsCompositeRMSMagnitudeErrorMean

RFMXNR_ATTR_MODACC_RESULTS_COMPOSITE_PEAK_MAGNITUDE_ERROR_MAXIMUM

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the peak value of magnitude error calculated over measurement length on all configured channels.

When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_PERCENTAGE, the measurement returns this result as a percentage. When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_DB, the measurement returns this result in dB.

Use 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsCompositePeakMagnitudeErrorMaximum

RFMXNR_ATTR_MODACC_RESULTS_COMPOSITE_RMS_PHASE_ERROR_MEAN

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the RMS mean value of Phase error calculated over measurement length on all configured channels. This value is expressed in degrees.

Use 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsCompositeRMSPhaseErrorMean

RFMXNR_ATTR_MODACC_RESULTS_COMPOSITE_PEAK_PHASE_ERROR_MAXIMUM

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the peak value of Phase error calculated over measurement length on all configured channels. This value is expressed in degrees.

Use 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsCompositePeakPhaseErrorMaximum

RFMXNR_ATTR_MODACC_RESULTS_SCH_SYMBOL_POWER_MEAN

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the mean value (over RFMXNR_ATTR_MODACC_MEASUREMENT_LENGTH) of power calculated on OFDM symbols allocated only with the shared channel.

Use 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsSCHSymbolPowerMean

Pusch

RFMXNR_ATTR_MODACC_RESULTS_PUSCH_DATA_RMS_EVM_MEAN

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the mean value of RMS EVMs calculated over measurement length on PUSCH data symbols.

When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_PERCENTAGE, the measurement returns this result as a percentage. When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_DB, the measurement returns this result in dB.

Use 'user(l)' or 'bwp(m)' or 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)/bwp(m)/user(l)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsPUSCHDataRMSEVMMean

RFMXNR_ATTR_MODACC_RESULTS_PUSCH_DATA_PEAK_EVM_MAXIMUM

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the maximum value of peak EVMs calculated over measurement length on PUSCH data symbols.

When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_PERCENTAGE, the measurement returns this result as a percentage. When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_DB, the measurement returns this result in dB.

Use 'user(l)' or 'bwp(m)' or 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)/bwp(m)/user(l)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsPUSCHDataPeakEVMMaximum

RFMXNR_ATTR_MODACC_RESULTS_PUSCH_DMRS_RMS_EVM_MEAN

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the mean value of RMS EVMs calculated over measurement length on PUSCH DMRS.

When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_PERCENTAGE, the measurement returns this result as a percentage. When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_DB, the measurement returns this result in dB.

Use 'user(l)' or 'bwp(m)' or 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)/bwp(m)/user(l)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsPUSCHDMRSRMSEVMMean

RFMXNR_ATTR_MODACC_RESULTS_PUSCH_DMRS_PEAK_EVM_MAXIMUM

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the maximum value of peak EVMs calculated over measurement length on PUSCH DMRS.

When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_PERCENTAGE, the measurement returns this result as a percentage. When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_DB, the measurement returns this result in dB.

Use 'user(l)' or 'bwp(m)' or 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)/bwp(m)/user(l)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsPUSCHDMRSPeakEVMMaximum

RFMXNR_ATTR_MODACC_RESULTS_PUSCH_PTRS_RMS_EVM_MEAN

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the mean value of RMS EVMs calculated over measurement length on PUSCH PTRS.

When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_PERCENTAGE, the measurement returns this result as a percentage. When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_DB, the measurement returns this result in dB.

Use 'user(l)' or 'bwp(m)' or 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)/bwp(m)/user(l)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsPUSCHPTRSRMSEVMMean

RFMXNR_ATTR_MODACC_RESULTS_PUSCH_PTRS_PEAK_EVM_MAXIMUM

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the maximum value of peak EVMs calculated over measurement length on PUSCH PTRS.

When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_PERCENTAGE, the measurement returns this result as a percentage. When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_DB, the measurement returns this result in dB.

Use 'user(l)' or 'bwp(m)' or 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)/ bwp(m)/ user(l)' as the Selector Strings to read this attribute.

Get Function: RFmxNR_ModAccGetResultsPUSCHPTRSPeakEVMMaximum

Pdsch

RFMXNR_ATTR_MODACC_RESULTS_PDSCH_QPSK_RMS_EVM_MEAN

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the mean value of RMS EVMs calculated over measurement length on all QPSK modulated PDSCH data symbols.

When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_PERCENTAGE, the measurement returns this result as a percentage. When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_DB, the measurement returns this result in dB.

Use 'bwp(m)' or 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)/bwp(m)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsPDSCHQPSKRMSEVMMean

RFMXNR_ATTR_MODACC_RESULTS_PDSCH_16QAM_RMS_EVM_MEAN

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the mean value of RMS EVMs calculated over measurement length on all 16 QAM modulated PDSCH data symbols.

When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_PERCENTAGE, the measurement returns this result as a percentage. When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_DB, the measurement returns this result in dB.

Use 'bwp(m)' or 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)/bwp(m)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsPDSCH16QAMRMSEVMMean

RFMXNR_ATTR_MODACC_RESULTS_PDSCH_64QAM_RMS_EVM_MEAN

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the mean value of RMS EVMs calculated over measurement length on all 64 QAM modulated PDSCH data symbols.

When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_PERCENTAGE, the measurement returns this result as a percentage. When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_DB, the measurement returns this result in dB.

Use 'bwp(m)' or 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)/bwp(m)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsPDSCH64QAMRMSEVMMean

RFMXNR_ATTR_MODACC_RESULTS_PDSCH_256QAM_RMS_EVM_MEAN

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the mean value of RMS EVMs calculated over measurement length on all 256 QAM modulated PDSCH data symbols.

When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_PERCENTAGE, the measurement returns this result as a percentage. When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_DB, the measurement returns this result in dB.

Use 'bwp(m)' or 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)/bwp(m)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsPDSCH256QAMRMSEVMMean

RFMXNR_ATTR_MODACC_RESULTS_PDSCH_1024QAM_RMS_EVM_MEAN

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the mean value of RMS EVMs calculated over measurement length on all 1024 QAM modulated PDSCH data symbols.

When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_PERCENTAGE, the measurement returns this result as a percentage. When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_DB, the measurement returns this result in dB.

Use 'bwp(m)' or 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)/bwp(m)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsPDSCH1024QAMRMSEVMMean

RFMXNR_ATTR_MODACC_RESULTS_PDSCH_8PSK_RMS_EVM_MEAN

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the mean value of RMS EVMs calculated over measurement length on all 8 PSK modulated PDSCH data symbols.

Use 'bwp(m)' or 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)/bwp(m)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsPDSCH8PSKRMSEVMMean

RFMXNR_ATTR_MODACC_RESULTS_PDSCH_DATA_RMS_EVM_MEAN

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the mean value of RMS EVMs calculated over measurement length on PDSCH data symbols.

When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_PERCENTAGE, the measurement returns this result as a percentage. When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_DB, the measurement returns this result in dB.

Use 'user(l)' or 'bwp(m)' or 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)/bwp(m)/user(l)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsPDSCHDataRMSEVMMean

RFMXNR_ATTR_MODACC_RESULTS_PDSCH_DATA_PEAK_EVM_MAXIMUM

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the maximum value of peak EVMs calculated over measurement length on PDSCH data symbols.

When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_PERCENTAGE, the measurement returns this result as a percentage. When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_DB, the measurement returns this result in dB.

Use 'user(l)' or 'bwp(m)' or 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)/bwp(m)/user(l)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsPDSCHDataPeakEVMMaximum

RFMXNR_ATTR_MODACC_RESULTS_PDSCH_DMRS_RMS_EVM_MEAN

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the mean value of RMS EVMs calculated over measurement length on PDSCH DMRS.

When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_PERCENTAGE, the measurement returns this result as a percentage. When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_DB, the measurement returns this result in dB.

Use 'user(l)' or 'bwp(m)' or 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)/bwp(m)/user(l)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsPDSCHDMRSRMSEVMMean

RFMXNR_ATTR_MODACC_RESULTS_PDSCH_DMRS_PEAK_EVM_MAXIMUM

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the maximum value of peak EVMs calculated over measurement length on PDSCH DMRS.

When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_PERCENTAGE, the measurement returns this result as a percentage. When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_DB, the measurement returns this result in dB.

Use 'user(l)' or 'bwp(m)' or 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)/bwp(m)/user(l)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsPDSCHDMRSPeakEVMMaximum

RFMXNR_ATTR_MODACC_RESULTS_PDSCH_PTRS_RMS_EVM_MEAN

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the mean value of RMS EVMs calculated over measurement length on PDSCH PTRS.

When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_PERCENTAGE, the measurement returns this result as a percentage. When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_DB, the measurement returns this result in dB.

Use 'user(l)' or 'bwp(m)' or 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)/bwp(m)/user(l)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsPDSCHPTRSRMSEVMMean

RFMXNR_ATTR_MODACC_RESULTS_PDSCH_PTRS_PEAK_EVM_MAXIMUM

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the maximum value of peak EVMs calculated over measurement length on PDSCH PTRS.

When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_PERCENTAGE, the measurement returns this result as a percentage. When you set the RFMXNR_ATTR_MODACC_EVM_UNIT attribute to RFMXNR_VAL_MODACC_EVM_UNIT_DB, the measurement returns this result in dB.

Use 'user(l)' or 'bwp(m)' or 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)/bwp(m)/user(l)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsPDSCHPTRSPeakEVMMaximum

RFMXNR_ATTR_MODACC_RESULTS_IN_BAND_EMISSION_MARGIN

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns In-Band Emission Margin of the component carrier. This value is expressed in dB.

Margin is the smallest difference between In-Band Emission measurement trace and limit trace. The limit is defined in the section 6.4.2.3 of 3GPP 38.101-1 specification and section 6.4.2.3 of 3GPP 38.101-2 specification. In-Band emission is measured as the ratio of the power in non-allocated resource blocks to the power in the allocated resource blocks averaged over the measurement interval. The margin is not returned in case of clustered PUSCH allocation, or when there is full allocation of resource blocks.

Use 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsInBandEmissionMargin

RFMXNR_ATTR_MODACC_RESULTS_SUBBLOCK_IN_BAND_EMISSION_MARGIN

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns In-Band Emission Margin of the subblock's aggregated bandwidth. This value is expressed in dB.

Margin is the smallest difference between In-Band Emission measurement trace and the limit trace. The limit is defined in section 6.4A.2.2.2 of 3GPP 38.101-1 specification and section 6.4A.2.3 of 3GPP 38.101-2 specification. In-Band emission is measured as the ratio of the power in non-allocated resource blocks to the power in the allocated resource blocks averaged over the measurement interval. The margin is not returned in case of clustered PUSCH allocation, or when there is more than one active carrier, or when there is full allocation of resource blocks, or when carriers with different sub-carrier spacing are aggregated or when the number of carriers is greater than 2.

Use 'subblock(n)' as the Selector Strings to read this attribute.

Get Function: RFmxNR_ModAccGetResultsSubblockInBandEmissionMargin

Spectral Flatness

RFMXNR_ATTR_MODACC_RESULTS_SPECTRAL_FLATNESS_RANGE1_MAXIMUM_TO_RANGE1_MINIMUM

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the peak-to-peak ripple of the magnitude of EVM equalizer coefficients within Range1 for the measurement unit, that has the worst ripple margin among all four ripple results defined in section 6.4.2.4.1 of 3GPP 38.101-1 specification and section 6.4.2.4.1 of 3GPP 38.101-2 specification. This value is expressed in dB.

Use 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsSpectralFlatnessRange1MaximumToRange1Minimum

RFMXNR_ATTR_MODACC_RESULTS_SPECTRAL_FLATNESS_RANGE2_MAXIMUM_TO_RANGE2_MINIMUM

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the peak-to-peak ripple of the magnitude of EVM equalizer coefficients within Range2 for the Measurement unit, that has the worst ripple margin among all four ripple results defined in section 6.4.2.4.1 of 3GPP 38.101-1 specification and section 6.4.2.4.1 of 3GPP 38.101-2 specification. This value is expressed in dB.

Use 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsSpectralFlatnessRange2MaximumToRange2Minimum

RFMXNR_ATTR_MODACC_RESULTS_SPECTRAL_FLATNESS_RANGE1_MAXIMUM_TO_RANGE2_MINIMUM

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the peak-to-peak ripple of the EVM equalizer coefficients from maximum in Range1 to minimum in Range2 for the Measurement unit that has the worst ripple margin among all four ripple results defined in 3section 6.4.2.4.1 of 3GPP 38.101-1 specification and section 6.4.2.4.1 of 3GPP 38.101-2 specification. This value is expressed in dB.

Use 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsSpectralFlatnessRange1MaximumToRange2Minimum

RFMXNR_ATTR_MODACC_RESULTS_SPECTRAL_FLATNESS_RANGE2_MAXIMUM_TO_RANGE1_MINIMUM

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the peak-to-peak ripple of the EVM equalizer coefficients from maximum in Range2 to minimum in Range1 for the Measurement unit that has the worst ripple margin among all four ripple results defined in section 6.4.2.4.1 of 3GPP 38.101-1 specification and section 6.4.2.4.1 of 3GPP 38.101-2 specification. This value is expressed in dB.

Use 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsSpectralFlatnessRange2MaximumToRange1Minimum

RFMXNR_ATTR_MODACC_RESULTS_COMPONENT_CARRIER_TIME_OFFSET_MEAN

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the time difference between the detected slot or frame boundary depending on the sync mode and reference trigger location. This value is expressed in seconds.

Use 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsComponentCarrierTimeOffsetMean

RFMXNR_ATTR_MODACC_RESULTS_COMPONENT_CARRIER_FREQUENCY_ERROR_MEAN

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the estimated carrier frequency offset averaged over measurement length. This value is expressed in Hz.

Use 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsComponentCarrierFrequencyErrorMean

RFMXNR_ATTR_MODACC_RESULTS_COMPONENT_CARRIER_SYMBOL_CLOCK_ERROR_MEAN

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the estimated sample clock error averaged over measurement length. This value is expressed in ppm.

Use 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsComponentCarrierSymbolClockErrorMean

RFMXNR_ATTR_MODACC_RESULTS_COMPONENT_CARRIER_IQ_ORIGIN_OFFSET_MEAN

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the estimated IQ origin offset averaged over measurement length. This value is expressed in dBc.

Use 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsComponentCarrierIQOriginOffsetMean

RFMXNR_ATTR_MODACC_RESULTS_COMPONENT_CARRIER_IQ_GAIN_IMBALANCE_MEAN

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the estimated IQ gain imbalance averaged over measurement length. This value is expressed in dB. IQ gain imbalance is the ratio of the amplitude of the I component to the Q component of the IQ signal being measured.

Use 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsComponentCarrierIQGainImbalanceMean

RFMXNR_ATTR_MODACC_RESULTS_COMPONENT_CARRIER_QUADRATURE_ERROR_MEAN

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the estimated quadrature error averaged over measurement length. This value is expressed in degrees. Quadrature error is the measure of skewness in degree of the I component with respect to the Q component of the IQ signal being measured.

Use 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsComponentCarrierQuadratureErrorMean

RFMXNR_ATTR_MODACC_RESULTS_COMPONENT_CARRIER_IQ_TIMING_SKEW_MEAN

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the estimated IQ Timing Skew averaged over Meas Length.

Use 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)' as the Selector Strings to read this result.

IQ Timing skew is the difference between the group delay of the in-phase (I) and quadrature (Q) components of the signal. This value is expressed in seconds.

Get Function: RFmxNR_ModAccGetResultsComponentCarrierIQTimingSkewMean

RFMXNR_ATTR_MODACC_RESULTS_SUBBLOCK_LO_COMPONENT_CARRIER_INDEX

Data Type: int32
Access: read only
Functions: RFmxNR_GetAttributeI32
Description: Returns the index of the component carrier that includes the LO of the transmitter according to the RFMXNR_ATTR_SUBBLOCK_FREQUENCY_DEFINITION and RFMXNR_ATTR_SUBBLOCK_TRANSMIT_LO_FREQUENCY attributes. If the LO of the transmitter doesn't fall into any component carrier of the subblock, the attribute returns -1. This result is valid only when you set the RFMXNR_ATTR_TRANSMITTER_ARCHITECTURE attribute to RFMXNR_VAL_TRANSMITTER_ARCHITECTURE_LO_PER_SUBBLOCK.

Use 'subblock(n)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsSubblockLOComponentCarrierIndex

RFMXNR_ATTR_MODACC_RESULTS_SUBBLOCK_LO_SUBCARRIER_INDEX

Data Type: int32
Access: read only
Functions: RFmxNR_GetAttributeI32
Description: Returns the subcarrier index within the respective component carrier where the transmitter LO is located. Due to its dependence on RFMXNR_ATTR_SUBBLOCK_FREQUENCY_DEFINITION and RFMXNR_ATTR_SUBBLOCK_TRANSMIT_LO_FREQUENCY attributes, the value can be fractional, and the LO might reside in between subcarriers of a component carrier. This result is valid only when you set the RFMXNR_ATTR_TRANSMITTER_ARCHITECTURE attribute to RFMXNR_VAL_TRANSMITTER_ARCHITECTURE_LO_PER_SUBBLOCK.

Use 'subblock(n)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsSubblockLOSubcarrierIndex

RFMXNR_ATTR_MODACC_RESULTS_SUBBLOCK_IQ_ORIGIN_OFFSET_MEAN

Data Type: float64
Access: read only
Functions: RFmxNR_GetAttributeF64
Description: Returns the estimated IQ origin offset averaged over measurement length in the subblock. This value is expressed in dBc. This result is valid only when you set the RFMXNR_ATTR_TRANSMITTER_ARCHITECTURE attribute to RFMXNR_VAL_TRANSMITTER_ARCHITECTURE_LO_PER_SUBBLOCK.

Use 'carrier(k)' or 'subblock(n)' or 'subblock(n)/carrier(k)' as the Selector Strings to read this result.

Get Function: RFmxNR_ModAccGetResultsSubblockIQOriginOffsetMean

RFMXNR_ATTR_MODACC_RESULTS_NOISE_COMPENSATION_APPLIED

Data Type: int32
Access: read only
Functions: RFmxNR_GetAttributeI32
Description: Specifies whether the noise compensation is applied to the EVM measurement.

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

The default value is RFMXNR_VAL_MODACC_RESULTS_NOISE_COMPENSATION_APPLIED_FALSE.

Get Function: RFmxNR_ModAccGetResultsNoiseCompensationApplied
Values:
RFMXNR_VAL_MODACC_RESULTS_NOISE_COMPENSATION_APPLIED_FALSE (0) Noise compensation is not applied to the EVM measurement.
RFMXNR_VAL_MODACC_RESULTS_NOISE_COMPENSATION_APPLIED_TRUE (1) Noise compensation is applied to the EVM measurement.
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