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Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Technical Specification Group working methods (3GPP TR 21.900 version 8.1.1 Release 8)
STANDARD published on 14.1.2008
Designation standards: ETSI TR 121900-V8.1.1
Publication date standards: 14.1.2008
SKU: NS-315762
The number of pages: 36
Approximate weight : 108 g (0.24 lbs)
Country: European technical standard
Category: Technical standards ETSI
Latest update: 2026-06-28 (Number of items: 2 284 473)
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