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ETSI - European Telecommunication Standard Institute(ETSI) produces globally-applicable standards for information and telecommunication technologies (ICT) including land, mobile, radio, converged, broadcast and internet technologies.
Digital cellular telecommunications system (Phase 2) (GSM); Specification of the Subscriber Identity Module - Mobile Equipment (SIM - ME) interface (GSM 11.11 version 4.21.1)
Standard published on 17.12.1999
Selected format:Digital cellular telecommunications system (Phase 2) (GSM); Base Station System (BSS) equipment specification; Part 1: Radio aspects (GSM 11.21)
Standard published on 30.9.1996
Selected format:Digital cellular telecommunications system (Phase 2) (GSM); Base Station System (BSS) equipment specification; Part 1: Radio aspects (GSM 11.21)
Standard published on 30.4.1997
Selected format:Digital cellular telecommunications system (Phase 2) (GSM); Base Station System (BSS) equipment specification; Part 1: Radio aspects (GSM 11.21 version 4.8.1)
Standard published on 28.2.1998
Selected format:Digital cellular telecommunications system (Phase 2) (GSM); Base Station System (BSS) equipment specification; Part 1: Radio aspects (GSM 11.21 version 4.9.2)
Standard published on 15.7.1998
Selected format:Digital cellular telecommunications system (Phase 2) (GSM); Base Station System (BSS) equipment specification; Part 1: Radio aspects (GSM 11.21 version 4.10.1)
Standard published on 30.10.1998
Selected format:Digital cellular telecommunications system (Phase 2) (GSM); Base Station System (BSS) equipment specification; Part 1: Radio aspects (GSM 11.21 version 4.11.1)
Standard published on 9.3.1999
Selected format:Digital cellular telecommunications system (Phase 2) (GSM); Base Station System (BSS) equipment specification; Part 1: Radio aspects (GSM 11.21 version 4.12.1)
Standard published on 8.4.1999
Selected format:Digital cellular telecommunications system (Phase 2) (GSM); Base Station System (BSS) equipment specification; Part 1: Radio aspects (GSM 11.21 version 4.13.1)
Standard published on 25.8.1999
Selected format:Digital cellular telecommunications system (Phase 2) (GSM); Base Station System (BSS) equipment specification; Part 1: Radio aspects (GSM 11.21 version 4.14.1)
Standard published on 17.12.1999
Selected format:Latest update: 2026-01-02 (Number of items: 2 253 797)
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