ETSI TS 123 091 PDF

Published Date: 07/01/2020

Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); Explicit Call Transfer (ECT) supplementary service; Stage 2 (3GPP TS 23.091 version 16.0.0 Release 16)

Published Date: 07/01/2018

Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); Explicit Call Transfer (ECT) supplementary service; Stage 2 (3GPP TS 23.091 version 15.0.0 Release 15)

Published Date: 04/01/2017

Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Explicit Call Transfer (ECT) supplementary service; Stage 2 (3GPP TS 23.091 version 14.0.0 Release 14)

Published Date: 10/01/2014

Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Explicit Call Transfer (ECT) supplementary service; Stage 2 (3GPP TS 23.091 version 12.0.0 Release 12)

Published Date: 10/01/2012

Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Explicit Call Transfer (ECT) supplementary service; Stage 2 (3GPP TS 23.091 version 11.0.0 Release 11)

Published Date: 05/01/2011

Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Explicit Call Transfer (ECT) supplementary service; Stage 2 (3GPP TS 23.091 version 10.0.0 Release 10)

Published Date: 01/01/2010

Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Explicit Call Transfer (ECT) supplementary service; Stage 2 (3GPP TS 23.091 version 9.0.0 Release 9)

Published Date: 01/01/2009

Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; Explicit Call Transfer (ECT) Supplementary Service; Stage 2 (3GPP TS 23.091 version 8.0.0 Release 8)

Published Date: 06/01/2007

Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Explicit Call Transfer (ECT) Supplementary Service; Stage 2 (3GPP TS 23.091 version 7.0.0 Release 7)

Published Date: 12/01/2004

Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Explicit Call Transfer (ECT) Supplementary Service; Stage 2 (3GPP TS 23.091 version 6.0.0 Release 6)

Published Date: 09/01/2002

Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Explicit Call Transfer (ECT) Supplementary Service; Stage 2 (3GPP TS 23.091 version 5.1.0 Release 5)

Published Date: 09/01/2002

Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Explicit Call Transfer (ECT) Supplementary Service; Stage 2 (3GPP TS 23.091 version 4.1.0 Release 4)

Published Date: 03/01/2001

Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); Explicit Call Transfer (ECT) supplementary service - Stage 2 (3GPP TS 23.091 version 4.0.0 Release 4)

Published Date: 10/01/2000

Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); Explicit Call Transfer (ECT) supplementary service - Stage 2 (3GPP TS 23.091 version 3.2.0 Release 1999)

Published Date: 01/01/2000

Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); Explicit Call Transfer (ECT) supplementary service - Stage 2 (3G TS 23.091 version 3.1.0 Release 1999)

Published Date: 06/01/2019

Smart Cards; UICC-Terminal interface; Physical, electrical and logical test specification; Part 2: UICC features (Release 13)

Published Date: 04/01/2020

Terrestrial Trunked Radio (TETRA); Voice plus Data (V+D); Part 9: General requirements for supplementary services

Published Date: 04/01/2020

Universal Mobile Telecommunications System (UMTS); LTE; User Equipment (UE) conformance specification for UE positioning; Part 4: Test suites (3GPP TS 37.571-4 version 15.4.0 Release 15)

Published Date: 08/01/2020

Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; Service aspects; Handover requirements between UTRAN and GERAN or other radio systems (3GPP TS 22.129 version 16.0.0 Release 16)

Published Date: 09/01/1998

Published Date: 05/01/1998

Published Date: 01/01/1997

Published Date: 12/01/1996

Published Date: 01/01/1997

Published Date: 07/01/1999