SharedSpectrumChAccessParamsSidelinkPerBand (SharedSpectrumChAccessParamsSidelinkPerBand-r18)

RRC IE · TS 38.331 v19.4.0 (2026-09) · clause 6.3.3

SharedSpectrumChAccessParamsSidelinkPerBand-r18 is an RRC information element of 3GPP TS 38.331 (38331), the 5G NR Radio Resource Control (RRC) protocol.

First seen v18.1.0 (2024-04) · Last changed v18.2.0 (2024-07)

Definition

The IE SharedSpectrumChAccessParamsSidelinkPerBand is used to convey shared channel access related parameters related to NR sidelink communication, specific for a certain frequency band (not per feature set or band combination).

SharedSpectrumChAccessParamsSidelinkPerBand-r18 ::= SEQUENCE {
    -- R1 47-k1: SL channel access for dynamic channel access mode
    sl-DynamicChannelAccess-r18                         ENUMERATED {supported}            OPTIONAL,
    -- R1 47-k2: SL multi-channel access for dynamic channel access mode
    sl-DynamicMultiChannelAccess-r18                    INTEGER (2..5)                    OPTIONAL,
    -- R1 47-k6: Type1 LBT blocking Option 1
    sl-LBT-Option1-r18                                  ENUMERATED {supported}            OPTIONAL,
    -- R1 47-k7: Type1 LBT blocking Option 2
    sl-LBT-Option2-r18                                  ENUMERATED {supported}            OPTIONAL,
    -- R1 47-k9: Sidelink mode 1 resource allocation in shared spectrum
    sl-ResourceAllocMode1-r18                           ENUMERATED {supported}            OPTIONAL,
    -- R1 47-m1: Interlace RB-based SL transmission/reception
    sl-Interlace-RB-TxRx-r18                            ENUMERATED {supported}            OPTIONAL,
    -- R1 47-m5: Multiple PSFCH occasions per PSCCH/PSSCH
    sl-PSFCH-MultiOccasion-r18                          INTEGER (1..4)                    OPTIONAL,
    -- R1 47-m10: Contiguous RB-based PSCCH/PSSCH transmission/reception
    sl-ContiguousRB-TxRx-r18                            ENUMERATED {supported}            OPTIONAL,
    -- R1 47-m11: PSFCH transmissions in multiple contiguous RB sets
    sl-PSFCH-MultiContiguousRB-r18                      ENUMERATED {supported}            OPTIONAL,
    -- R1 47-m11a: PSFCH transmissions in multiple non-contiguous RB sets
    sl-PSFCH-MultiNonContiguousRB-r18                   ENUMERATED {supported}            OPTIONAL,
    -- R1 47-m13: Transmissions/receptions of multiple dedicated PRBs in common interlace-based PSFCH
    sl-MultiplePRB-CommonInterlacePSFCH-r18             SEQUENCE {
        tx-TotalPRB-PSFCH-r18                               ENUMERATED {n4, n5, n8, n15, n16, n20},
        rx-TotalPRB-PSFCH-r18                               ENUMERATED {n5, n6, n15, n16, n25, n26, n32, n35, n45, n46, n50, n64, n65}
    }                                                                                     OPTIONAL,
    -- R1 47-m13a: Transmissions/receptions of multiple interlaces in dedicated interlace-based PSFCH
    sl-MultiplePRB-DedicatedInterlacePSFCH-r18          SEQUENCE {
        tx-TotalPRB-PSFCH-r18                               INTEGER (1..3),
        rx-TotalPRB-PSFCH-r18                               INTEGER (1..5)
    }                                                                                     OPTIONAL
}

Fields (16)

Used by (1)

• BandSidelink-r16

In the viewer

• Read SharedSpectrumChAccessParamsSidelinkPerBand in v19.4.0
• History of SharedSpectrumChAccessParamsSidelinkPerBand-r18 across versions
• All versions of TS 38.331
• ASN.1 index