ETSI TR 122 948 PDF

Published Date: 08/01/2020

Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; Study of requirements of IP-Multimedia Subsystem (IMS) convergent multimedia conferencing (3GPP TR 22.948 version 16.0.0 Release 16)

Published Date: 07/01/2018

Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; Study of requirements of IP-Multimedia Subsystem (IMS) convergent multimedia conferencing (3GPP TR 22.948 version 15.0.0 Release 15)

Published Date: 10/01/2014

Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; Study of requirements of IP-Multimedia Subsystem (IMS) convergent multimedia conferencing (3GPP TR 22.948 version 12.0.0 Release 12)

Published Date: 10/01/2012

Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; Study of requirements of IP-Multimedia Subsystem (IMS) convergent multimedia conferencing (3GPP TR 22.948 version 11.0.0 Release 11)

Published Date: 05/01/2011

Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; Study of requirements of IP-Multimedia Subsystem (IMS) convergent multimedia conferencing (3GPP TR 22.948 version 10.0.0 Release 10)

Published Date: 02/01/2010

Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; Study of requirements of IP-Multimedia Subsystem (IMS) convergent multimedia conferencing (3GPP TR 22.948 version 9.0.0 Release 9)

Published Date: 02/01/2009

Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; Study of requirements of IP-Multimedia Subsystem (IMS) convergent multimedia conferencing (3GPP TR 22.948 version 8.0.0 Release 8)

Published Date: 10/01/2001

Services and Protocols for Advanced Networks (SPAN); Service Provider Access; Development of standards to support Open Inter-Network Interfaces and Service Provider Access

Published Date: 11/01/2020

Universal Mobile Telecommunications System (UMTS); User Equipment (UE) radio transmission and reception (FDD) (3GPP TS 25.101 version 16.1.0 Release 16)

Published Date: 01/01/2021

Universal Mobile Telecommunications System (UMTS); LTE; 5G; Codec for Enhanced Voice Services (EVS); ANSI C code (fixed-point) (3GPP TS 26.442 version 16.1.0 Release 16)

Published Date: 07/01/2020

Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); Explicit Call Transfer (ECT) supplementary service; Stage 3 (3GPP TS 24.091 version 16.0.0 Release 16)

Published Date: 06/01/2019

Guidance on the Presence and Operation of Portable Self Energised Electrical/Electronic Devices in Potentially Explosive Atmospheres (Gas and Dust)

Published Date: 05/01/2011

Specification for Underground Armoured Cable Protected against Solvent Penetration and Corrosive Attack, Revised 2015

Published Date: 01/01/2010

Design and Installation of On-Line Analyze Systems, Revised 2015

Published Date: 11/01/2014

Noise Procedure Specification, Revised 2015

Published Date: 11/01/2014

Guide to the Use of Noise Procedure Specification, Revised 2015

Published Date: 01/01/1997

Code of Practice for the Identification and Checking of Materials of Construction in Pressure Systems in Process Plants, Revised 2015