specviewer.org TS 38.331 ASN.1 index CSI-LoggedMeasurementConfig-r19

CSI-LoggedMeasurementConfig (CSI-LoggedMeasurementConfig-r19)

RRC IE · TS 38.331 v19.4.0 (2026-09) · clause 6.3.2

CSI-LoggedMeasurementConfig-r19 is an RRC information element of 3GPP TS 38.331 (38331), the 5G NR Radio Resource Control (RRC) protocol.

First seen v19.0.0 (2025-10) · Last changed v19.1.0 (2026-01)

Definition

The IE CSI-LoggedMeasurementConfig is used to configure a CSI logged measurement configuration. It defines a group of one or more CSI resources for which the UE logs the associated L1 radio measurements.

CSI-LoggedMeasurementConfig-r19 ::=             SEQUENCE {
    csi-LoggedMeasurementConfigId-r19               CSI-LoggedMeasurementConfigId-r19,
    csi-LoggedResourceConfig-r19                    CSI-ResourceConfigId,
    loggingPeriodicity-r19                          ENUMERATED {n2, n3, n4, n5, spare4, spare3, spare2, spare1}    OPTIONAL,  -- Need R
    csi-LoggedMeasurementEventTriggerConfig-r19     CSI-LoggedMeasurementEventTriggerConfig-r19                    OPTIONAL,  -- Need R
    ...
}

Fields (4)

FieldDescription
csi-LoggedMeasurementConfigId-r19
CSI-LoggedMeasurementConfigId-r19
This field indicates the instance of CSI-LoggedMeasurementConfig .
csi-LoggedResourceConfig-r19
CSI-ResourceConfigId
Resources in which the UE performs channel measurement whose associated measurement results are logged by the UE. The csi-LoggedResourceConfig indicated here contains only NZP-CSI-RS resources and/or SSB resources.
loggingPeriodicity-r19
ENUMERATED {n2, n3, n4, n5, spare4, spare3, spare2, spare1} · OPTIONAL Need R
The periodicity that the UE shall use for the logging of the CSI measurements. The loggingPeriodicity is given as a multiple of the periodicity of the resources indicated by csi-LoggedResourceConfig . If loggingPeriodicity is included and set to 'n2', the UE performs the logging of CSI measurements for every 2 nd occasion of the resources, if it is set to 'n3', the UE performs logging of CSI measurements for every 3 rd occasion of the resources, and so on.
csi-LoggedMeasurementEventTriggerConfig-r19
CSI-LoggedMeasurementEventTriggerConfig-r19 · OPTIONAL Need R
This field is used to configure the UE with event-triggered CSI measurement logging. If this field is not included, the UE starts the measurement logging according to csi-LoggedResourceConfig upon reception. This field is included only if the serving cell is configured with servingCellMO . The UE shall derive the serving cell measurement results, as described in 5.5.3.3, based on SS/PBCH block for evaluating events configured in this field.

Used by (1)

Uses (3)

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