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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.
Universal Mobile Telecommunications System (UMTS); User Equipment (UE) conformance specification; Radio transmission and reception (FDD); Part 1: Conformance specification (3GPP TS 34.121-1 version 11.4.0 Release 11)
Standard published on 6.8.2014
Selected format:Universal Mobile Telecommunications System (UMTS); User Equipment (UE) conformance specification; Radio transmission and reception (FDD); Part 1: Conformance specification (3GPP TS 34.121-1 version 11.5.0 Release 11)
Standard published on 16.10.2014
Selected format:Universal Mobile Telecommunications System (UMTS); User Equipment (UE) conformance specification; Radio transmission and reception (FDD); Part 1: Conformance specification (3GPP TS 34.121-1 version 11.6.0 Release 11)
Standard published on 19.2.2015
Selected format:Universal Mobile Telecommunications System (UMTS); User Equipment (UE) conformance specification; Radio transmission and reception (FDD); Part 1: Conformance specification (3GPP TS 34.121-1 version 11.7.0 Release 11)
Standard published on 27.8.2015
Selected format:Universal Mobile Telecommunications System (UMTS); User Equipment (UE) conformance specification; Radio transmission and reception (FDD); Part 1: Conformance specification (3GPP TS 34.121-1 version 11.8.0 Release 11)
Standard published on 19.1.2016
Selected format:Universal Mobile Telecommunications System (UMTS); User Equipment (UE) conformance specification; Radio transmission and reception (FDD); Part 1: Conformance specification (3GPP TS 34.121-1 version 12.0.0 Release 12)
Standard published on 31.8.2015
Selected format:Universal Mobile Telecommunications System (UMTS); User Equipment (UE) conformance specification; Radio transmission and reception (FDD); Part 1: Conformance specification (3GPP TS 34.121-1 version 12.1.0 Release 12)
Standard published on 15.10.2015
Selected format:Universal Mobile Telecommunications System (UMTS); User Equipment (UE) conformance specification; Radio transmission and reception (FDD); Part 1: Conformance specification (3GPP TS 34.121-1 version 12.2.0 Release 12)
Standard published on 5.2.2016
Selected format:Universal Mobile Telecommunications System (UMTS); User Equipment (UE) conformance specification; Radio transmission and reception (FDD); Part 1: Conformance specification (3GPP TS 34.121-1 version 12.3.0 Release 12)
Standard published on 25.5.2016
Selected format:Universal Mobile Telecommunications System (UMTS); User Equipment (UE) conformance specification; Radio transmission and reception (FDD); Part 1: Conformance specification (3GPP TS 34.121-1 version 12.4.0 Release 12)
Standard published on 5.8.2016
Selected format:Latest update: 2026-06-16 (Number of items: 2 283 261)
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