NI RFSA De Embedding Attributes - ni/grpc-device GitHub Wiki

De-embedding Attributes

NIRFSA_ATTR_DEEMBEDDING_TYPE

Specific Attribute

Data
type
Access High Level Functions
ViInt32 R/W None

Description

Specifies the type of de-embedding to apply to measurements on the specified port.

To use this attribute, you must use the channelName parameter of the niRFSA_SetAttributeViInt32 function to specify the name of the port to configure for de-embedding.

If you set this attribute to NIRFSA_VAL_DEEMBEDDING_TYPE_SCALAR or NIRFSA_VAL_DEEMBEDDING_TYPE_VECTOR, NI-RFSA adjusts the instrument settings and the returned data to remove the effects of the external network between the instrument and the DUT.

PXIe-5831/5832: NIRFSA_VAL_DEEMBEDDING_TYPE_VECTOR is only supported for TRX Ports.

Defined Values:

NIRFSA_VAL_DEEMBEDDING_TYPE_NONE (3900) De-embedding is not applied to the measurement.
NIRFSA_VAL_DEEMBEDDING_TYPE_SCALAR (3901) De-embeds the measurement using only the gain term.
NIRFSA_VAL_DEEMBEDDING_TYPE_VECTOR (3902) De-embeds the measurement using the gain term and the reflection term.
Default Value: NIRFSA_VAL_DEEMBEDDING_TYPE_SCALAR

Valid Values for PXIe-5830/5840/5841 : NIRFSA_VAL_DEEMBEDDING_TYPE_SCALAR or NIRFSA_VAL_DEEMBEDDING_TYPE_NONE

Valid Values for PXIe-5831/5832: NIRFSA_VAL_DEEMBEDDING_TYPE_VECTOR, NIRFSA_VAL_DEEMBEDDING_TYPE_SCALAR, or NIRFSA_VAL_DEEMBEDDING_TYPE_NONE

Supported Devices: PXIe-5830/5831/5832/5840/5841

NIRFSA_ATTR_DEEMBEDDING_SELECTED_TABLE

Specific Attribute

Data
type
Access High Level Functions
ViString R/W None

Description

Selects the de-embedding table to apply to the measurements on the specified port.

To use this attribute, you must use the channelName parameter of the niRFSA_SetAttributeViString function to specify the name of the port to configure for de-embedding.

If de-embedding is enabled, NI-RFSA uses the specified table to remove the effects of the external network between the instrument and the DUT.

Use the niRFSA_CreateDeembeddingSparameterTableArray function to create tables.

Supported Devices: PXIe-5830/5831/5832/5840/5841

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