MUSIM-GapInfo (MUSIM-GapInfo-r17)

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

MUSIM-GapInfo-r17 is an RRC information element of 3GPP TS 38.331 (38331), the 5G NR Radio Resource Control (RRC) protocol.

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

Definition

The IE MUSIM-GapInfo is used to indicate MUSIM gap parameters.

MUSIM-GapInfo-r17 ::=               SEQUENCE {
    musim-Starting-SFN-AndSubframe-r17  MUSIM-Starting-SFN-AndSubframe-r17             OPTIONAL, -- Cond aperiodic
    musim-GapLength-r17                 ENUMERATED {ms3, ms4, ms6, ms10, ms20}         OPTIONAL, -- Cond gapSetup
    musim-GapRepetitionAndOffset-r17    CHOICE {
        ms20-r17                            INTEGER (0..19),
        ms40-r17                            INTEGER (0..39),
        ms80-r17                            INTEGER (0..79),
        ms160-r17                           INTEGER (0..159),
        ms320-r17                           INTEGER (0..319),
        ms640-r17                           INTEGER (0..639),
        ms1280-r17                          INTEGER (0..1279),
        ms2560-r17                          INTEGER (0..2559),
        ms5120-r17                          INTEGER (0..5119),
        ...
    }                                                                                  OPTIONAL -- Cond periodic
}

Candidate change requests of v17.2.0

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

CR 3422 r2 (strong): Miscellaneous correction of NR RRC support for MUSIM

Fields (12)

Field	Description
musim-Starting-SFN-AndSubframe-r17 MUSIM-Starting-SFN-AndSubframe-r17 · OPTIONAL Cond aperiodic	Indicates gap starting position for the aperiodic MUSIM gap. This field is optionally present for the aperiodic MUSIM gap preference indication.
musim-GapLength-r17 ENUMERATED {ms3, ms4, ms6, ms10, ms20} · OPTIONAL Cond gapSetup	Indicates the length of the UE's MUSIM gap as specified in TS 38.133 [14] clause 9.1.10. This field is mandatory present for both periodic gap and aperiodic gap preference indication.
musim-GapRepetitionAndOffset-r17 CHOICE { · OPTIONAL Cond periodic	Indicates the gap repetition period in ms and gap offset in number of subframes for the periodic MUSIM gap as specified in TS 38.133 [14] clause 9.1.10. This field is mandatory present for the periodic MUSIM gap preference indication.
ms20-r17 INTEGER (0..19)
ms40-r17 INTEGER (0..39)
ms80-r17 INTEGER (0..79)
ms160-r17 INTEGER (0..159)
ms320-r17 INTEGER (0..319)
ms640-r17 INTEGER (0..639)
ms1280-r17 INTEGER (0..1279)
ms2560-r17 INTEGER (0..2559)
ms5120-r17 INTEGER (0..5119)

Used by (3)

Uses (1)

MUSIM-Starting-SFN-AndSubframe-r17