ETSI
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Representing members from 54 countries, ETSI promotes worldwide standardization in telecommunications, broadcasting and information technology. The work of ETSI is closely aligned with the market needs of network operators, manufacturers, service providers, research institutions, and end users.
ETSI ETS 300 971
Digital cellular telecommunications system; Half rate speech; Comfort noise aspects for the half rat
$9.00 $17.50
ETSI ETS 300 972
Digital cellular telecommunications system (Phase 2+) (GSM); Half rate speech; Discontinuous Transmi
$9.00 $17.50
ETSI ETS 300 973
Digital cellular telecommunications system; Half rate speech; Voice Activity Detector (VAD) for half
$13.00 $25.50
ETSI ETS 300 974
Digital cellular telecommunications system (Phase 2+) (GSM); Mobile Application Part (MAP) specifica
$95.00 $189.00
ETSI ETS 300 975
Digital cellular telecommunications system (Phase 2+) (GSM); Interworking between a Public Land Mobi
$13.00 $25.50
ETSI ETS 300 976
Digital cellular telecommunications system (Phase 2+) (GSM); General requirements on interworking be
$29.00 $58.50
ETSI ETS 300 977
Digital cellular telecommunications system (Phase 2+) (GSM); Specification of the Subscriber Identit
$39.00 $78.50
ETSI ETS 300 979
Digital cellular telecommunications system; In-band control of remote transcoders and rate adaptors
$19.00 $37.00
ETSI GTS 01.04
European digital cellular telecommunications system (Phase 1); Abbreviations and acronyms (GSM 01.04
$26.00 $52.50
ETSI GTS 02.01
European digital cellular telecommunications system (Phase 1); Principles of Telecommunication Servi
$11.00 $21.51
ETSI GTS 02.02
European digital cellular telecommunications system (Phase 1); Bearer Services (BS) supported by a G
$21.00 $41.00
ETSI GTS 02.03
European digital cellular telecommunications system (Phase 1); Teleservices Supported by a GSM PLMN
$13.00 $25.50
ETSI GTS 02.04
European digital cellular telecommunications system (Phase 1); General on supplementary services (GS
$13.00 $25.50
ETSI GTS 02.06
European digital cellular telecommunications system (Phase 1); Types of Mobile Stations (GSM 02.06)
$7.00 $14.00
ETSI GTS 02.06-DCS
European digital cellular telecommunications system (Phase 1); Types of Mobile Stations (GSM 02.06 -
$7.00 $14.00