TimeToTrigger

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

TimeToTrigger 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) · Not changed since

Definition

The IE TimeToTrigger specifies the value range used for time to trigger parameter, which concerns the time during which specific criteria for the event needs to be met in order to trigger a measurement report either by the RRC message MeasurementReport or by MAC CE in TS 38.321 [3] or start/stop logging of measurements for network-side data collection. Value ms0 corresponds to 0 ms and behaviour as specified in 7.1.2 applies, value ms40 corresponds to 40 ms, and so on.

TimeToTrigger ::=                   ENUMERATED {
    ms0, ms40, ms64, ms80, ms100, ms128, ms160, ms256,
    ms320, ms480, ms512, ms640, ms1024, ms1280, ms2560,
    ms5120}

Used by (9)

• CLI-EventTriggerConfig-r16
• CSI-LoggedMeasurementEventTriggerConfig-r19
• CondTriggerConfig-r16
• EventTriggerConfig
• EventTriggerConfigInterRAT
• EventTriggerConfigNR-SL-r16
• EventType-r16
• LTM-CSI-ReportConfig-r18
• SL-EventTriggerConfig-r16

In the viewer

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