Integrated Services Digital Network (ISDN); Message Waiting Indication (MWI) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 1: Protocol specification
Document status: Active
Integrated Services Digital Network (ISDN); Message Waiting Indication (MWI) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification
Document status: Active
Transmission and Multiplexing (TM); Synchronous Digital Hierarchy (SDH); Network protection schemes; Automatic Protection Switch (APS) protocols and operation
Document status: Active
Telecommunications security; Service access control and synchronization for audiovisual services
Document status: Active
Digital Video Broadcasting (DVB); Framing structure, channel coding and modulation for MVDS at 10 GHz and above
Document status: Active
Digital Video Broadcasting (DVB); Framing structure, channel coding and modulation for MMDS systems below 10 GHz
Document status: Active
Radio broadcasting systems; Very High Frequency (VHF), frequency modulated, sound broadcasting transmitters in the 66 to 73 MHz band
Document status: Active
Radio broadcasting systems; System for Wireless Infotainment Forwarding and Teledistribution (SWIFT)
Document status: Active
Radio Equipment and Systems (RES); Terrestrial Flight Telecommunications System (TFTS); Packet mode data
Document status: Active
Equipment Engineering (EE); Acoustic noise emitted by telecommunications equipment
Document status: Active
