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3GPP 26-series — CODECs

26.0   26.1   26.2   26.3   26.4   26.5   26.8   26.9
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.40…   .41…   .43…   .44…   .45…
Technical Specifications in this Range are related to
Enhanced aacPlus and Enhanced Voice Services (EVS) CODECs.

Enhanced aacPlus General Audio Codec

TS 26.401SA4Rel‑6 → 15
General Description

TS 26.402SA4Rel‑6 → 15
Additional Decoder Tools

TS 26.403SA4Rel‑6 → 15
Encoder specification — AAC part

TS 26.404SA4Rel‑6 → 15
Encoder specification — SBR part

TS 26.405SA4Rel‑6 → 15
Encoder specification — Parametric stereo part

TS 26.406SA4Rel‑6 → 15
Conformance testing

TS 26.410SA4Rel‑6 → 15
Floating-point ANSI-C code

TS 26.411SA4Rel‑6 → 15
Fixed-point ANSI-C code
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TS 26.412SA4Rel‑6 → 15
Source Code for 3GP File Format
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TS 26.430SA4Rel‑9 → 15
Timed Graphics
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Codec for Enhanced Voice Services (EVS)

TS 26.441SA4Rel‑12 → 15
General Overview

TS 26.442SA4Rel‑12 → 15
ANSI C Code (Fixed-Point)

TS 26.443SA4Rel‑12 → 15
ANSI C Code (Floating-Point)

TS 26.444SA4Rel‑12 → 16
Test Sequences

TS 26.445SA4Rel‑12 → 16
Detailed Algorithmic Description

TS 26.446SA4Rel‑12 → 16
AMR-WB Backward Compatible Functions

TS 26.447SA4Rel‑12 → 16
Error Concealment of Lost Packets

TS 26.448SA4Rel‑12 → 16
Jitter Buffer Management

TS 26.449SA4Rel‑12 → 16
Comfort Noise Generation (CNG) Aspects

TS 26.450SA4Rel‑12 → 16
Discontinuous Transmission (DTX)

TS 26.451SA4Rel‑12 → 15
Voice Activity Detection (VAD)

TS 26.452SA4Rel‑16
ANSI C Code — Alternative Fixed-Point using Updated Basic Operators

TS 26.453SA4Rel‑13 → 16
Speech Codec Frame Structure

TS 26.454SA4Rel‑13 → 16
Interface to Iu, Uu, Nb and Mb
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