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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); Discontinuous Reception (DRX) in the GSM system (GSM 03.13 version 7.0.0 Release 1998)
Standard published on 13.8.1999
Selected format:Digital cellular telecommunications system (Phase 2+) (GSM); Discontinuous Reception (DRX) in the GSM system (GSM 03.13 version 8.0.0 Release 1999)
Standard published on 2.5.2000
Selected format:Digital cellular telecommunications system (Phase 2+) (GSM); Support of Dual Tone Multi-Frequency signalling (DTMF) via the GSM system (GSM 03.14 version 6.0.0 Release 1997)
Standard published on 30.3.1999
Selected format:Digital cellular telecommunications system (Phase 2+) (GSM); Support of Dual Tone Multi-Frequency signalling (DTMF) via the GSM system (GSM 03.14 version 7.0.1 Release 1998)
Standard published on 30.7.1999
Selected format:Digital cellular telecommunications system (Phase 2+) (GSM); Technical realization of Operator Determined Barring (ODB) GSM 03.15 version 6.0.0 Release 1997)
Standard published on 31.7.1998
Selected format:Digital cellular telecommunications system (Phase 2+) (GSM); Technical realization of Operator Determined Barring (ODB) (GSM 03.15 version 6.1.0 Release 1997)
Standard published on 30.7.1999
Selected format:Digital cellular telecommunications system (Phase 2+) (GSM); Technical realization of Operator Determined Barring (ODB) GSM 03.15 version 7.0.0 Release 1998)
Standard published on 13.8.1999
Selected format:Digital cellular telecommunications system (Phase 2+) (GSM); Technical realization of facsimile group 3 non-transparent (GSM 03.46 version 6.0.0 Release 1997)
Standard published on 30.4.1999
Selected format:Digital cellular telecommunications system (Phase 2+) (GSM); Technical realization of facsimile group 3 non-transparent (GSM 03.46 version 7.0.0 Release 1998)
Standard published on 13.8.1999
Selected format:Digital cellular telecommunications system (Phase 2+); Technical realization of facsimile group 3 non-transparent (GSM 03.46 version 8.0.1 Release 1999)
Standard published on 30.10.2001
Selected format:Latest update: 2025-11-12 (Number of items: 2 243 625)
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