Altitude (Altitude-r18)

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

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

First seen v18.0.0 (2024-01) · Not changed since

Definition

The IE Altitude is used to indicate altitude relative to sea level. The actual value is the field value in meters.

Altitude-r18 ::=              INTEGER (minAltitude-r18..maxAltitude-r18)

Used by (6)

• CondTriggerConfig-r16
• EventTriggerConfig
• InterFreqCarrierFreqInfo-v1900
• MeasResults
• SIB2
• SSB-ToMeasureAltitudeBased-r18

Uses (2)

• maxAltitude-r18
• minAltitude-r18

In the viewer

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