Release ledger
Canonical Atlas record
TS 38.551
NR; User Equipment (UE) Multiple Input Multiple Output (MIMO) Over-the-Air (OTA) performance; Conformance testing
Responsible WGR5
StatusUnder change control
Initial releaseRel-17
Selected releaseRel-19
Latest indexed version19.1.0
Series38
TypeTS
Release evolution
Compare evidence between releases
Use indexed version, Work Item and Change Request evidence to see what changed around this specification. This is an evidence trail, not a clause-by-clause normative diff.
Rel-19 snapshot
Work affecting this release
11 indexed Change Requests · 1 connected Work Item.
Showing 11 CR records from the available cross-release sample. Browse release CR records (JSON) →
CR 0074 — On FR2 3D MPAC System Setup
CR 0073 rev.1 — CR on Operating voltage
CR 0072 rev.1 — CR on MU budget of FR1 MPAC system
CR 0070 — CR on FR1 Test Requirements
CR 0069 — CR on FR1 Minimum Conformance Requirements
CR 0068 — CR on FR1 channel model speed
CR 0071 — CR on Maximum uncertainty of test system
CR 0075 — On FR1 MIMO OTA test zone definition
CR 0072 — CR on MU budget of FR1 MPAC system
CR 0073 — CR on Operating voltage
CR 0067 — Editorial CR on FR2 PAS similarity percentage PSP
Version history
Indexed versions
Showing 21 of 21 indexed versions.
19.1.0Rel-19RAN#1132026-10-07
18.7.0Rel-18RAN#1132026-10-05
17.4.0Rel-17RAN#1132026-10-05
19.0.0Rel-19RAN#1122026-06-23
18.6.0Rel-18RAN#1112026-03-19
18.5.0Rel-18RAN#1102026-01-12
18.4.0Rel-18RAN#1092025-10-02
18.3.0Rel-18RAN#1082025-07-04
18.2.0Rel-18RAN#1072025-04-02
18.1.0Rel-18RAN#1062025-01-17
18.0.0Rel-18RAN#1052024-10-05
17.3.0Rel-17RAN#1052024-09-25
17.2.0Rel-17RAN#1042024-07-04
17.1.0Rel-17RAN#1032024-04-11
17.0.0Rel-17RAN#1022024-01-03
0.4.0Rel-17 · pre-approvalRAN5#1012023-12-04
1.0.0Rel-17 · pre-approvalRAN#1022023-12-03
0.3.0Rel-17 · pre-approvalRAN5#1002023-09-07
0.2.0Rel-17 · pre-approvalRAN5#992023-06-13
0.1.0Rel-17 · pre-approvalRAN5#982023-04-12
0.0.1Rel-17 · pre-approvalRAN5#972022-11-05
Atlas classifications
Meaning and provenance
No Atlas classifications have been attached yet.
Work Items
Standards work connected to TS 38.551
NR_MIMO_OTA-UEConTest
Rel-17officialUE Conformance - Multiple Input Multiple Output (MIMO) Over-the-Air (OTA) requirements for NR UEs
TEI17_Test
Rel-17parsed(Small) Test Technical Enhancements and Improvements for Rel-17
NR_MIMO_OTA_enh-UEConTest
Rel-18parsedUE Conformance - Enhancement of Multiple Input Multiple Output (MIMO) Over-the-Air (OTA) test methodology and requirements for NR UEs
TEI18_Test
Rel-18parsedTest - (Small) Technical Enhancements and Improvements for Rel-18
MIMO_OTA_Ph3-UEConTest
Rel-19parsedUE Conformance - NR MIMO OTA (Over the Air) testing enhancement Phase 3
Knowledge graph
Related standards
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