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Digital cellular telecommunications system (Phase 2+) (GSM); Half rate speech; Half rate speech transcoding (GSM 06.20 version 6.0.1 Release 1997)
Norma vydána dne 30.6.1999
Vybrané provedení:Digital cellular telecommunications system (Phase 2+) (GSM); Half rate speech; Half rate speech transcoding (GSM 06.20 version 7.0.1 Release 1998)
Norma vydána dne 17.1.2000
Vybrané provedení:Digital cellular telecommunications system (Phase 2+) (GSM); Half rate speech; Half rate speech transcoding (GSM 06.20 version 8.0.1 Release 1999)
Norma vydána dne 15.11.2000
Vybrané provedení:Digital cellular telecommunications system; Half rate speech; Substitution and muting of lost frames for half rate speech traffic channels (GSM 06.21 version 5.0.1)
Norma vydána dne 15.5.1997
Vybrané provedení:Digital cellular telecommunications system (Phase 2+) (GSM); Half rate speech; Substitution and muting of lost frames for half rate speech traffic channels (GSM 06.21 version 6.0.1 Release 1997)
Norma vydána dne 4.6.1999
Vybrané provedení:Digital cellular telecommunications system (Phase 2+) (GSM); Half rate speech; Substitution and muting of lost frames for half rate speech traffic channels (GSM 06.21 version 7.0.1 Release 1998)
Norma vydána dne 17.1.2000
Vybrané provedení:Digital cellular telecommunications system (Phase 2+) (GSM); Half rate speech; Substitution and muting of lost frames for half rate speech traffic channels (GSM 06.21 version 8.0.1 Release 1999)
Norma vydána dne 15.11.2000
Vybrané provedení:Digital cellular telecommunications system; Half rate speech; Comfort noise aspects for the half rate speech traffic channels (GSM 06.22 version 5.0.1)
Norma vydána dne 15.5.1997
Vybrané provedení:Digital cellular telecommunications system (Phase 2+) (GSM); Half rate speech; Comfort noise aspects for the half rate speech traffic channels (GSM 06.22 version 6.0.1 Release 1997)
Norma vydána dne 4.6.1999
Vybrané provedení:Digital cellular telecommunications system (Phase 2+) (GSM); Half rate speech; Comfort noise aspects for the half rate speech traffic channels (GSM 06.22 version 7.0.1 Release 1998)
Norma vydána dne 20.1.2000
Vybrané provedení:Poslední aktualizace: 12.05.2025 (Počet položek: 2 199 201)
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