Normy ETSI - Evropský úřad pro normalizaci v telekomunikacích - strana 277

Digital cellular telecommunications system (Phase 2) (GSM); Performance characterization of the GSM Enhanced Full Rate (EFR) speech codec (GSM 06.55 version 4.0.0)

Norma vydána dne 30.7.1997

Digital cellular telecommunications system (Phase 2+) (GSM); Performance characterization of the GSM Enhanced Full Rate (EFR) speech codec (GSM 06.55 version 6.0.0 Release 1997)

Norma vydána dne 22.1.1999

Digital cellular telecommunications system (Phase 2+) (GSM); Performance characterization of the GSM Enhanced Full Rate (EFR) speech codec (GSM 06.55 version 7.0.0 Release 1998)

Norma vydána dne 13.8.1999

Digital cellular telecommunications system (Phase 2+) (GSM); Performance characterization of the GSM Enhanced Full Rate (EFR) speech codec (GSM 06.55 version 8.0.0 Release 1999)

Norma vydána dne 28.6.2000

Digital cellular telecommunications system (Phase 2+); SIM test specification (3GPP TS 11.17 version 8.0.0 Release 1999)

Norma vydána dne 31.12.2002

Digital cellular telecommunications system (Phase 2+); Subscriber Interface Module (SIM) test specification (3GPP TS 11.17 version 8.1.0 Release 1999)

Norma vydána dne 31.3.2003

Digital cellular telecommunications system (Phase 2+); Subscriber Identity Module (SIM) test specification (3GPP TS 11.17 version 8.2.0 Release 1999)

Norma vydána dne 27.6.2005

Digital cellular telecommunications system (Phase 2+) (GSM); Base Station System (BSS) equipment specification; Radio aspects (GSM 11.21 version 5.0.0)

Norma vydána dne 30.8.1997

Digital cellular telecommunications system (Phase 2+); Base Station System (BSS) equipment specification; Radio aspects (3GPP TS 11.21 version 5.5.0 Release 1996)

Norma vydána dne 5.8.2002

Digital cellular telecommunications system (Phase 2+); Base Station System (BSS) equipment specification; Radio aspects (3GPP TS 11.21 version 6.0.0 Release 1997)

Norma vydána dne 18.6.2002