Digital cellular telecommunications system (Phase 2) - Enhanced Full Rate (EFR) speech transcoding (GSM 06.60 version 4.0.1) (Endorsement of the English version EN 301245 V 4.0.1 (1997-12) as German standard)— 1 стр.
Digital cellular telecommunications system (Phase 2) - Enhanced Full Rate (EFR) speech transcoding (GSM 06.60 version 4.1.1) (Endorsement of the English version EN 301245 V4.1.1 (2000-08) as German standard)— 2 стр.
Digital cellular telecommunications system (Phase 2) - Enhanced Full Rate (EFR) speech transcoding (GSM 06.60 version 4.1.1) (Endorsement of the English version EN 301245 V4.1.1 (2000-08) as German standard)— 2 стр.