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 26.891
5G enhanced mobile broadband; Media distribution
Codecs & Media
Rel-15TSCodecs & MediaUpdated 2026-07-26
TS 26.902
Video codec performance
Codecs & Media
Rel-15TSCodecs & MediaUpdated 2026-07-26
TS 26.903
Improved video support for Packet Switched Streaming (PSS) and Multimedia Broadcast/Multicast Service (MBMS) Services
Codecs & Media
Rel-15TSCodecs & MediaUpdated 2026-07-26
TS 26.904
Improved video coding support
Codecs & Media
Rel-15TSCodecs & MediaUpdated 2026-07-26
TS 26.905
Mobile stereoscopic 3D video
Codecs & Media
Rel-15TSCodecs & MediaUpdated 2026-07-26
TS 26.906
Evaluation of High Efficiency Video Coding (HEVC) for 3GPP services
Codecs & Media
Rel-15TSCodecs & MediaUpdated 2026-07-26
TS 26.907
HTML5 for a new presentation layer in 3GPP services
Codecs & Media
Rel-15TSCodecs & MediaUpdated 2026-07-26
TS 26.909
Study on improved streaming Quality of Experience (QoE) reporting in 3GPP services and networks
Codecs & Media
Rel-15TSCodecs & MediaUpdated 2026-07-26
TS 26.910
Study on media handling aspects of Radio Access Network (RAN) delay budget reporting in Multimedia Telephony Service for Internet Protocol (IP) Multimedia Subsystem (IMS) (MTSI)
Codecs & Media
Rel-15TSCodecs & MediaUpdated 2026-07-26
TS 26.911
Codec(s) for Circuit-Switched (CS) multimedia telephony service; Terminal implementor’s guide
Codecs & Media
Rel-15TSCodecs & MediaUpdated 2026-07-26
TS 26.914
Multimedia telephony over IP Multimedia Subsystem (IMS); Optimization opportunities
Codecs & Media
Rel-15TSCodecs & MediaUpdated 2026-07-26
TS 26.917
Multimedia Broadcast Multicast Services (MBMS) and Packet-switched Streaming Service (PSS) enhancements to support television services
Codecs & Media
Rel-15TSCodecs & MediaUpdated 2026-07-26
TS 26.918
Virtual Reality (VR) media services over 3GPP
Codecs & Media
Rel-15TSCodecs & MediaUpdated 2026-07-26
TS 26.919
Study on media handling aspects of conversational services in 5G systems
Codecs & Media
Rel-15TSCodecs & MediaUpdated 2026-07-26
TS 26.922
Video telephony robustness improvements extensions; Performance evaluation
Codecs & Media
Rel-15TSCodecs & MediaUpdated 2026-07-26
TS 26.923
Study on media handling aspects of IP Multimedia Subsystem (IMS) based telepresence
Codecs & Media
Rel-15TSCodecs & MediaUpdated 2026-07-26
TS 26.924
Multimedia telephony over IP Multimedia Subsystem (IMS); Study on improved end-to-end Quality of Service (QoS) handling for Multimedia Telephony Service for IMS (MTSI)
Codecs & Media
Rel-15TSCodecs & MediaUpdated 2026-07-26
TS 26.929
QoE parameters and metrics relevant to the Virtual Reality (VR) user experience
Codecs & Media
Rel-15TSCodecs & MediaUpdated 2026-07-26
TS 26.931
Evaluation of Additional Acoustic Tests for Speech Telephony
Codecs & Media
Rel-15TSCodecs & MediaUpdated 2026-07-26
TS 26.935
Packet Switched (PS) conversational multimedia applications; Performance characterisation of default codecs
Codecs & Media
Rel-15TSCodecs & MediaUpdated 2026-07-26