Release Rel-15
5G NRThe foundational 5G New Radio release, defining the NR air interface and 5G core.
Frozen 2018-06-141,188 specifications
Key features: First 5G NR specifications, NSA and SA architectures
All SeriesSeries 21Series 22Series 23Series 24Series 26Series 27Series 28Series 29Series 31Series 32Series 33Series 34Series 35Series 36Series 37Series 38
TS 36.905
Evolved Universal Terrestrial Radio Access (E-UTRA) and Evolved Universal Terrestrial Radio Access Network (E-UTRAN); Derivation of test points for radio transmission and reception conformance test cases
Architecture
Rel-15TSLTE-Advanced ProUpdated 2026-07-25
TS 36.912
Feasibility study for Further Advancements for E-UTRA (LTE-Advanced)
Architecture
Rel-15TSLTE-Advanced ProUpdated 2026-07-25
TS 36.913
Requirements for further advancements for Evolved Universal Terrestrial Radio Access (E-UTRA) (LTE-Advanced)
Architecture
Rel-15TSLTE-Advanced ProUpdated 2026-07-25
TS 36.921
Evolved Universal Terrestrial Radio Access (E-UTRA); FDD Home eNode B (HeNB) Radio Frequency (RF) requirements analysis
Architecture
Rel-15TSLTE-Advanced ProUpdated 2026-07-25
TS 36.922
Evolved Universal Terrestrial Radio Access (E-UTRA); TDD Home eNode B (HeNB) Radio Frequency (RF) requirements analysis
Architecture
Rel-15TSLTE-Advanced ProUpdated 2026-07-25
TS 36.927
Evolved Universal Terrestrial Radio Access (E-UTRA); Potential solutions for energy saving for E-UTRAN
Architecture
Rel-15TSLTE-Advanced ProUpdated 2026-07-25
TS 36.931
Evolved Universal Terrestrial Radio Access (E-UTRA); Radio Frequency (RF) requirements for LTE Pico Node B
Architecture
Rel-15TSLTE-Advanced ProUpdated 2026-07-25
TS 36.932
Scenarios and requirements for small cell enhancements for E-UTRA and E-UTRAN
Architecture
Rel-15TSLTE-Advanced ProUpdated 2026-07-25
TS 36.933
Study on Context Aware Service Delivery in RAN for LTE
Architecture
Rel-15TSLTE-Advanced ProUpdated 2026-07-25
TS 36.942
Evolved Universal Terrestrial Radio Access (E-UTRA); Radio Frequency (RF) system scenarios
Architecture
Rel-15TSLTE-Advanced ProUpdated 2026-07-25
TS 37.104
NR, E-UTRA, UTRA and GSM/EDGE; Multi-Standard Radio (MSR) Base Station (BS) radio transmission and reception
Architecture
Rel-15TSMulti-RATUpdated 2026-07-25
TS 37.105
Active Antenna System (AAS) Base Station (BS) transmission and reception
Architecture
Rel-15TSMulti-RATUpdated 2026-07-25
TS 37.106
User Equipment (UE) requirements for shared spectrum channel access
Architecture
Rel-15TSMulti-RATUpdated 2026-07-25
TS 37.107
Base Station (BS) requirements and conformance tests for shared spectrum channel access
Architecture
Rel-15TSMulti-RATUpdated 2026-07-25
TS 37.113
NR, E-UTRA, UTRA and GSM/EDGE; Multi-Standard Radio (MSR) Base Station (BS) Electromagnetic Compatibility (EMC)
Architecture
Rel-15TSMulti-RATUpdated 2026-07-25
TS 37.114
Active Antenna System (AAS) Base Station (BS) Electromagnetic Compatibility (EMC)
Architecture
Rel-15TSMulti-RATUpdated 2026-07-25
TS 37.141
NR, E-UTRA, UTRA and GSM/EDGE; Multi-Standard Radio (MSR) Base Station (BS) conformance testing
Architecture
Rel-15TSMulti-RATUpdated 2026-07-25
TS 37.144
User Equipment (UE) and Mobile Station (MS) GSM, UTRA and E-UTRA over the air performance requirements
Architecture
Rel-15TSMulti-RATUpdated 2026-07-25
TS 37.145-1
Active Antenna System (AAS) Base Station (BS) conformance testing; Part 1: conducted conformance testing
Architecture
Rel-15TSMulti-RATUpdated 2026-07-25
TS 37.145-2
Active Antenna System (AAS) Base Station (BS) conformance testing; Part 2: radiated conformance testing
Architecture
Rel-15TSMulti-RATUpdated 2026-07-25