specviewer.org TS 38.331 ASN.1 index AvailabilityCombinationsPerCell-r16

AvailabilityCombinationsPerCell (AvailabilityCombinationsPerCell-r16)

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

AvailabilityCombinationsPerCell-r16 is an RRC information element of 3GPP TS 38.331 (38331), the 5G NR Radio Resource Control (RRC) protocol.

First seen v16.0.0 (2020-04) · Last changed v17.2.0 (2022-10)

Definition

The IE AvailabilityCombinationsPerCell is used to configure the AvailabilityCombinations applicable for a cell of the IAB DU (see TS 38.213 [13], clause 14). Note that the IE AvailabilityCombinationsPerCellIndex can only be configured up to 511.

AvailabilityCombinationsPerCell-r16 ::=     SEQUENCE {
    availabilityCombinationsPerCellIndex-r16     AvailabilityCombinationsPerCellIndex-r16,
    iab-DU-CellIdentity-r16                      CellIdentity,
    positionInDCI-AI-r16                         INTEGER(0..maxAI-DCI-PayloadSize-1-r16)                              OPTIONAL, -- Need M
    availabilityCombinations-r16                 SEQUENCE (SIZE (1..maxNrofAvailabilityCombinationsPerSet-r16)) OF AvailabilityCombination-r16,
    ...,
    [[
        availabilityCombinationsRB-Groups-r17   SEQUENCE (SIZE (1..maxNrofAvailabilityCombinationsPerSet-r16)) OF
        AvailabilityCombinationRB-Groups-r17    OPTIONAL -- Need M
    ]],
    [[
        positionInDCI-AI-RBGroups-v1720              INTEGER(0..maxAI-DCI-PayloadSize-1-r16)                              OPTIONAL -- Need M
    ]]
}

Candidate change requests of v17.2.0

The CRs whose title or cover names this change, strong and likely matches only.

Fields (6)

FieldDescription
availabilityCombinationsPerCellIndex-r16
AvailabilityCombinationsPerCellIndex-r16
since v16.1.0
iab-DU-CellIdentity-r16
CellIdentity
since v16.1.0
The ID of the IAB-DU cell for which the availabilityCombinations are applicable.
positionInDCI-AI-r16
INTEGER(0..maxAI-DCI-PayloadSize-1-r16) · OPTIONAL Need M
The (starting) position (bit) of the availabilityCombinationId for the indicated IAB-DU cell ( iab-DU-CellIdentity ) within the DCI payload. If positionInDCI-AI-RBGroups is not configured, it applies to the availabilityCombinationId included in availabilityCombinations and in availabilityCombinationsRB-Groups . If positionInDCI-AI-RBGroups is configured, it applies to the availabilityCombinationId included in availabilityCombinations .
availabilityCombinations-r16
SEQUENCE (SIZE (1..maxNrofAvailabilityCombinationsPerSet-r16)) OF AvailabilityCombination-r16
availabilityCombinationsRB-Groups-r17
SEQUENCE (SIZE (1..maxNrofAvailabilityCombinationsPerSet-r16)) OF AvailabilityCombinationRB-Groups-r17 · OPTIONAL Need M
since v17.2.0
positionInDCI-AI-RBGroups-v1720
INTEGER(0..maxAI-DCI-PayloadSize-1-r16) · OPTIONAL Need M
since v17.2.0
The (starting) position (bit) of the availabilityCombinationId associated to the availabilityCombinationsRB-Groups for the indicated IAB-DU cell ( iab-DU-CellIdentity ) within the DCI payload.

Used by (1)

Uses (6)

In the viewer