Equipment Engineering (EE); Transient voltages at Interface A on telecommunications direct current (dc) power distributions
Document status: Active
Digital cellular telecommunications system (Phase 2) (GSM); Radio link management in hierarchical networks (GSM 05.22)
Document status: Active
Integrated Services Digital Network (ISDN); User-to-User Signalling (UUS) supplementary service; Functional capabilities and information flows
Document status: Active
Broadband Integrated Services Digital Network (B-ISDN); Applicability of Narrowband Integrated Services Digital Network (N-ISDN) supplementary services to B-ISDN services
Document status: Active
Television systems; Code of practice for enhanced Teletext
Document status: Active
Television systems; Code of practice for an Electronic Programme Guide (EPG)
Document status: Active
Digital Video Broadcasting (DVB); Support for use of scrambling and Conditional Access (CA) within digital broadcasting systems
Document status: Active
Digital Video Broadcasting (DVB); Measurement guidelines for DVB systems
Document status: Active
Special Mobile Group (SMG); Universal Mobile Telecommunications System (UMTS); System Requirements (UMTS 01.03)
Document status: [ Withdrawn ]
Terrestrial Trunked Radio (TETRA); Voice plus Data (V+D); Technical requirements specification; Network management
Document status: Active
