TS 26.446 – EVS Codec AMR-WB Backward Compatibility Spec
3GPP TS 26.446 is the 3GPP Technical Specification for EVS Codec AMR-WB Backward Compatibility Spec. It is published in 8 releases (Rel-12 to Rel-19); the latest version is 19.0.0 in Rel-19.
Specifies AMR-WB backward compatible functions of the EVS codec, enabling interoperability between EVS and AMR-WB codecs.
Releases and versions of TS 26.446
| Release | Latest version | Links |
|---|---|---|
| Rel-19 | 19.0.0 | Read · Download (3GPP) |
| Rel-18 | 18.0.0 | Read · Download (3GPP) |
| Rel-17 | 17.0.0 | Read · Download (3GPP) |
| Rel-16 | 16.0.0 | Read · Download (3GPP) |
| Rel-15 | 15.0.0 | Read · Download (3GPP) |
| Rel-14 | 14.0.0 | Read · Download (3GPP) |
| Rel-13 | 13.0.0 | Read · Download (3GPP) |
| Rel-12 | 12.0.0 | Read · Download (3GPP) |
Scope of TS 26.446
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: Medium.
Key technologies
Specifications referenced by TS 26.446
- TS 26.451 EVS Codec Voice Activity Detector (VAD) Specification
- TS 26.171 Introduction to AMR-WB Speech Processing
- TS 26.173 AMR-WB Codec ANSI-C Implementation
- TS 26.190 AMR-WB Speech Codec Detailed Mapping
- TS 26.191 AMR-WB Error Concealment Procedure
- TS 26.192 AMR-WB Comfort Noise Requirements
- TS 26.193 AMR-WB Source Controlled Rate (SCR) Operation
- TS 26.194 Voice Activity Detector for AMR-WB DTX
- TS 26.201 AMR-WB Speech Codec Frame Format
- TS 26.202 AMR-WB Speech Codec Mapping Specification
- TR 21.905 3GPP Terminology and Definitions
- TS 26.204 AMR-WB Floating-Point Codec Specification
Specifications that reference TS 26.446
- TS 26.114 IMS Multimedia Telephony Client
- TS 26.445 EVS Codec Specification
- 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 26.447 EVS Frame Loss Concealment Procedure
- TS 26.450 EVS Codec DTX System Level Aspects
- TS 26.444 EVS Codec Test Sequences
- TS 26.452 EVS Codec Fixed-Point C Code Implementation
- TS 26.451 EVS Codec Voice Activity Detector (VAD) Specification
- TR 26.952 EVS Codec Selection, Verification & Characterization
- TS 26.117 5G Media Streaming (5GMS)
Other specifications in the 26 series
- 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 26.445 EVS Codec Specification
- 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
- TS 26.450 EVS Codec DTX System Level Aspects
Related glossary terms
Related topics
Related technologies
Frequently asked questions
What is 3GPP TS 26.446?
3GPP TS 26.446 is the 3GPP Technical Specification for EVS Codec AMR-WB Backward Compatibility Spec. Specifies AMR-WB backward compatible functions of the EVS codec, enabling interoperability between EVS and AMR-WB codecs.
Which 3GPP releases include TS 26.446?
TS 26.446 is published in 8 releases, from Rel-12 to Rel-19. The latest version on 3GPP Explorer is 19.0.0 (Rel-19).
What category does TS 26.446 belong to?
TS 26.446 belongs to the Services (Codec) category of 3GPP specifications. It applies to Multi-Gen networks.
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