PUCCH-SpatialRelationInfo

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

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

First seen v15.1.0 (2018-04) · Last changed v16.0.0 (2020-04)

Definition

The IE PUCCH-SpatialRelationInfo is used to configure the spatial setting for PUCCH transmission and the parameters for PUCCH power control, see TS 38.213, [13], clause 9.2.2.

PUCCH-SpatialRelationInfo ::=           SEQUENCE {
    pucch-SpatialRelationInfoId         PUCCH-SpatialRelationInfoId,
    servingCellId                           ServCellIndex                                                    OPTIONAL,   -- Need S
    referenceSignal                         CHOICE {
        ssb-Index                               SSB-Index,
        csi-RS-Index                            NZP-CSI-RS-ResourceId,
        srs                                     PUCCH-SRS
    },
    pucch-PathlossReferenceRS-Id            PUCCH-PathlossReferenceRS-Id,
    p0-PUCCH-Id                             P0-PUCCH-Id,
    closedLoopIndex                         ENUMERATED { i0, i1 }
}

Fields (9)

Field	Description
pucch-SpatialRelationInfoId PUCCH-SpatialRelationInfoId	When pucch-SpatialRelationInfoId-v1610 is configured, the UE shall ignore pucch-SpatialRelationInfoId (without suffix). If pucch-SpatialRelationInfoId-v1610 is absent, the UE shall use the pucch-SpatialRelationInfoId (without suffix).
servingCellId ServCellIndex · OPTIONAL Need S since v15.2.0	If the field is absent, the UE applies the ServCellId of the serving cell in which this PUCCH-SpatialRelationInfo is configured
referenceSignal CHOICE {
ssb-Index SSB-Index
csi-RS-Index NZP-CSI-RS-ResourceId
srs PUCCH-SRS
pucch-PathlossReferenceRS-Id PUCCH-PathlossReferenceRS-Id
p0-PUCCH-Id P0-PUCCH-Id
closedLoopIndex ENUMERATED { i0, i1 }

Used by (1)

PUCCH-Config

PUCCH-SpatialRelationInfo

Definition

Fields (9)

Used by (1)

Uses (7)

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