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 EN 300 899-4
Final draft Version 1.1.1Integrated Services Digital Network (ISDN); Signalling System No.7 (SS7); I
$598.00 $1,196.50
ETSI EN 300 903
Digital cellular telecommunications system (Phase 2+) (GSM); Transmission planning aspects of the sp
$26.00 $52.50
ETSI EN 300 904
Digital cellular telecommunications system (Phase 2+) (GSM); Bearer Services (BS) supported by a GSM
$9.00 $17.50
ETSI EN 300 908
Digital cellular telecommunications system (Phase 2+) (GSM); Multiplexing and multiple access on the
$32.00 $63.00
ETSI EN 300 909
Digital cellular telecommunications system (Phase 2+) (GSM); Channel coding (GSM 05.03 version 8.5.1
$37.00 $74.00
ETSI EN 300 910
Digital cellular telecommunications system (Phase 2+) (GSM); Radio transmission and reception (GSM 0
$34.00 $68.00
ETSI EN 300 911
Digital cellular telecommunications system (Phase 2+) (GSM); Radio subsystem link control (GSM 05.08
$26.00 $52.50
ETSI EN 300 912
Digital cellular telecommunications system (Phase 2+); Radio subsystem synchronization (GSM 05.10 ve
$11.00 $21.51
ETSI EN 300 918
Digital cellular telecommunications system (Phase 2+) (GSM); General on supplementary services (GSM
$13.00 $25.50
ETSI EN 300 919
Digital cellular telecommunications system (Phase 2+) (GSM); Types of Mobile Stations (MS) (GSM 02.0
$7.00 $14.00
ETSI EN 300 920
Digital cellular telecommunications system (Phase 2+) (GSM); Security aspects (GSM 02.09 version 6.1
$9.00 $17.50
ETSI EN 300 923
Digital cellular telecommunications system (Phase 2+) (GSM); Description of Charge Advice Informatio
$9.00 $17.50
ETSI EN 300 924
Digital cellular telecommunications system (Phase 2+) (GSM); enhanced Multi-Level Precedence and Pre
$9.00 $17.50
ETSI EN 300 925
Digital cellular telecommunications system (Phase 2+) (GSM); Voice Group Call Service (VGCS) - Stage
$9.00 $17.50
ETSI EN 300 926
Digital cellular telecommunications system (Phase 2+) (GSM); Voice Broadcast Service (VBS) - Stage 1
$9.00 $17.50