TS 26.261 – Terminal audio performance for immersive services
3GPP TS 26.261 is the 3GPP Technical Specification for Terminal audio performance for immersive services. Its official 3GPP title is “Terminal audio quality performance requirements for immersive audio services”. It is published in 3 releases (Rel-17 to Rel-19); the latest version is 19.1.0 in Rel-19.
Specifies minimum electro-acoustic performance requirements for terminals supporting immersive voice and audio services (IVAS) over LTE, NR, and WLAN.
Releases and versions of TS 26.261
| Release | Latest version | Links |
|---|---|---|
| Rel-19 | 19.1.0 | Read · Download (3GPP) |
| Rel-18 | 18.0.0 | Read · Download (3GPP) |
| Rel-17 | 0.0.1 | Read · Download (3GPP) |
Scope of TS 26.261
Category: Services (Audio Codecs and Quality). Technology generation: Multi-Gen. Network layer: UE.
Who should read this specification?
- Device manufacturers
- Network operators
- Researchers and academics
Implementation notes
Complexity level: Advanced. Implementation difficulty: Medium.
Key technologies
Specifications referenced by TS 26.261
Specifications that reference TS 26.261
Other specifications in the 26 series
- TS 26.256 IVAS Jitter Buffer Management Specification
- TS 26.258 IVAS Codec Floating-Point C Code
- TS 26.259 Immersive Audio Subjective Test Methods
- TS 26.260 Objective test methods for immersive audio
- TS 26.264 IMS-based Conversational Augmented Reality Services
- TS 26.265 Media Delivery: Video Capabilities and Operation Points
- TS 26.267 eCall In-band Modem Specification
- TS 26.268 eCall In-band Modem ANSI-C Code
Related glossary terms
Related topics
Related technologies
Frequently asked questions
What is 3GPP TS 26.261?
3GPP TS 26.261 is the 3GPP Technical Specification for Terminal audio performance for immersive services. Specifies minimum electro-acoustic performance requirements for terminals supporting immersive voice and audio services (IVAS) over LTE, NR, and WLAN.
Which 3GPP releases include TS 26.261?
TS 26.261 is published in 3 releases, from Rel-17 to Rel-19. The latest version on 3GPP Explorer is 19.1.0 (Rel-19).
What category does TS 26.261 belong to?
TS 26.261 belongs to the Services (Audio Codecs and Quality) category of 3GPP specifications. It applies to Multi-Gen networks.
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