21 Series: Requirements

Requirements for the UMTS Terrestrial Radio Access (UTRA) system
Technical Specifications and Technical Reports for a UTRAN-based 3GPP system
USIM and IC card requirements
3G security; Security threats and requirements
Technical Specifications and Technical Reports for an Evolved Packet System (EPS) based 3GPP system
Technical Specifications and Technical Reports relating to the Common IP Multimedia Subsystem (IMS)
Specification drafting rules
Technical Specification Group working methods
Evolution of 3GPP system
User Equipment (UE) capability requirements
Vocabulary for 3GPP Specifications
Multi-mode UE issues; categories, principles and procedures
Feasibility Technical Report; CAMEL Control of VoIP Services