
Universal Mobile Telecommunications System (UMTS); LTE; Multicall supplementary service; Stage 2 (3GPP TS 23.135 version 9.0.0 Release 9)
STANDARD published on 25.1.2010
Designation standards: ETSI TS 123135-V9.0.0
Publication date standards: 25.1.2010
The number of pages: 35
Approximate weight : 105 g (0.23 lbs)
Country: European technical standard
Category: Technical standards ETSI