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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.
Speech Processing, Transmission and Quality Aspects (STQ); Specification and measurement of speech transmission quality; Part 2: Mouth-to-ear speech transmission quality including terminals
Standard published on 16.11.2005
Selected format:Speech and multimediaTransmission Quality (STQ); Specification and measurement of speech transmission quality; Part 2: Mouth-to-ear speech transmission quality including terminals
Standard published on 3.12.2009
Selected format:Speech Processing, Transmission and Quality Aspects (STQ); Specification and measurement of speech transmission quality; Part 3: Non-intrusive objective measurement methods applicable to networks and links with classes of services
Standard published on 17.6.2003
Selected format:Human Factors (HF); Framework for the development, evaluation and selection of graphical symbols
Standard published on 10.12.1998
Selected format:Human Factors (HF); Telecommunications keypads and keyboards; Tactile identifiers
Standard published on 10.12.1998
Selected format:Human Factors (HF); Procedure for registering a supplementary service code
Standard published on 10.12.1998
Selected format:Human Factors (HF); Procedure for registering a supplementary service code
Standard published on 9.12.2003
Selected format:Methods for Testing and Specification (MTS); Use of SDL in ETSI deliverables; Guidelines for facilitating validation and the development of conformance tests
Standard published on 17.2.1999
Selected format:Telecommunications Management Network (TMN); Universal Mobile Telecommunications System (UMTS); Management architecture framework; Overview, processes and principles
Standard published on 26.1.1999
Selected format:Telecommunications Management Network (TMN); Service Switching Function (SSF) management information model;
Standard published on 3.2.1999
Selected format:Latest update: 2026-06-14 (Number of items: 2 282 206)
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