ETSI TR 101 714
- Digital cellular telecommunications system (Phase 2+) (GSM); Performance Characterization of the GSM Adaptive Multi-Rate (AMR) speech codec (GSM 06.75 version 7.2.0 Release 1998)
- standard by European Telecommunications Standards Institute, 04/01/2000
- Publisher: ETSI
$23.00$45.00
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