TS 26.445 – EVS Codec Specification
3GPP TS 26.445 is the 3GPP Technical Specification for EVS Codec Specification. Its official 3GPP title is “Codec for Enhanced Voice Services (EVS)”. It is published in 8 releases (Rel-12 to Rel-19); the latest version is 19.1.0 in Rel-19.
Detailed signal processing algorithms for Enhanced Voice Services codec supporting multiple sampling rates and bit rates, including AMR-WB interoperability.
Releases and versions of TS 26.445
| Release | Latest version | Links |
|---|---|---|
| Rel-19 | 19.1.0 | Read · Download (3GPP) |
| Rel-18 | 18.2.0 | Read · Download (3GPP) |
| Rel-17 | 17.2.0 | Read · Download (3GPP) |
| Rel-16 | 16.4.0 | Read · Download (3GPP) |
| Rel-15 | 15.6.0 | Read · Download (3GPP) |
| Rel-14 | 14.8.0 | Read · Download (3GPP) |
| Rel-13 | 13.12.0 | Read · Download (3GPP) |
| Rel-12 | 12.17.0 | Read · Download (3GPP) |
Scope of TS 26.445
Category: Services (Codec). Technology generation: Multi-Gen. Network layer: Services.
Who should read this specification?
- Network operators
- Device manufacturers
- Researchers and academics
Implementation notes
Complexity level: Advanced. Implementation difficulty: High.
Key technologies
Specifications referenced by TS 26.445
- TS 26.290 AMR-WB+ Audio Codec Specification
- TS 26.401 Enhanced aacPlus Audio Codec Mapping
- TS 26.114 IMS Multimedia Telephony Client
- TS 22.105 Telecommunication Services Framework
- TR 21.905 3GPP Terminology and Definitions
- TS 26.441 EVS Audio Processing Introduction
- TS 26.201 AMR-WB Speech Codec Frame Format
- TS 26.171 Introduction to AMR-WB Speech Processing
- TS 26.103 3GPP Codec Lists for OoBTC and TrFO
- TS 26.442 EVS Codec Fixed Point ANSI-C Code
- TS 26.244 3GPP File Format (3GP) Specification
- TS 26.443 EVS Codec Floating-Point C Code
Specifications that reference TS 26.445
- TS 26.114 IMS Multimedia Telephony Client
- TS 26.244 3GPP File Format (3GP) Specification
- TS 26.441 EVS Audio Processing Introduction
- TS 29.163 Interworking between 3GPP IM CN and CS networks
- TS 26.253 IVAS Codec Algorithmic Description
- TS 26.442 EVS Codec Fixed Point ANSI-C Code
- TS 26.443 EVS Codec Floating-Point C Code
- TS 26.447 EVS Frame Loss Concealment Procedure
- TS 29.232 Mc Interface Protocol Profile
- TS 29.415 Nb User Plane Protocol Specification
- TS 26.446 EVS Codec AMR-WB Backward Compatibility Spec
- TS 29.414 Nb Interface Bearer Transport & Control Protocols
Other specifications in the 26 series
- TS 26.441 EVS Audio Processing Introduction
- TS 26.442 EVS Codec Fixed Point ANSI-C Code
- TS 26.443 EVS Codec Floating-Point C Code
- TS 26.444 EVS Codec Test Sequences
- TS 26.446 EVS Codec AMR-WB Backward Compatibility Spec
- TS 26.447 EVS Frame Loss Concealment Procedure
- TS 26.448 EVS Jitter Buffer Management Specification
- TS 26.449 EVS Codec Comfort Noise Generation for DTX
Related glossary terms
Related topics
Related technologies
Frequently asked questions
What is 3GPP TS 26.445?
3GPP TS 26.445 is the 3GPP Technical Specification for EVS Codec Specification. Detailed signal processing algorithms for Enhanced Voice Services codec supporting multiple sampling rates and bit rates, including AMR-WB interoperability.
Which 3GPP releases include TS 26.445?
TS 26.445 is published in 8 releases, from Rel-12 to Rel-19. The latest version on 3GPP Explorer is 19.1.0 (Rel-19).
What category does TS 26.445 belong to?
TS 26.445 belongs to the Services (Codec) category of 3GPP specifications. It applies to Multi-Gen networks.
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