International Classification of Standards (ICS)

The International Classification of Standards (ICS) serves as a structure for catalogues of international, regional and national standards and other normative documents, and as a basis for standing-order systems for international, regional and national standards

Browse CEN standards, ISO standards, CENELEC standards and IEC standards by International Code for Standards (ICS) : 33.040. Telecommunication systems

Telecommunication systems in general

Transmission systems

Switching and signalling systems

Telephone networks

Data communication networks

Lines, connections and circuits

Powerline telecommunications

Other equipment for telecommunication systems