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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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Technical Specifications in this Range are related to the Adaptive Multi‑Rate (AMR) Speech Codec, introduced in GSM Rel‑98.

AMR Speech Codec (1)

TS 26.071SA4Rel‑3 → 15
General Description

TS 26.073SA4Rel‑3 → 15
C-Source Code

TS 26.074SA4Rel‑3 → 15
Test Sequences

TS 26.077SA4Rel‑4 → 15
Minimum Performance Requirements for Noise Suppression

TS 26.090SA4Rel‑3 → 15
Transcoding Functions

TS 26.091SA4Rel‑3 → 15
Error Concealment of Lost Frames

TS 26.092SA4Rel‑3 → 15
Comfort Noise Aspects

TS 26.093SA4Rel‑3 → 15
Source Controlled Rate Operation

TS 26.094SA4Rel‑3 → 15
Voice Activity Detector (VAD)
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