scope:

The present document presents an overview of cable architecture and the digital dividend for ECN800 services.

The present document is intended to provide information to non-radio engineers not familiar with the concept of digital dividend, the committees involved within ETSI, ECC and EC and intends to detail and explain the procedures that lead to the licensing of spectrum for new radio ECN services.

The present document also documents and references activities by various organisations both SDOs and non-SDOs involved in the assessment of the interference from ECN800 to viewers and users of current services such as broadband internet, TV (video) and telephony services.

NOTE: It should be noted that the present document is not intended to capture all of the assessments of digital dividend ECN800 interactions with RF Cable Network services carried out by industry. The present document only captures some of the industry studies known at the time of the development of te present document. It is recognised that various stakeholders and regulatory bodies have, since the development of the present document and since the finalisation of the present document, carried out further assessments.

The ETSI committee ATTM-AT3 may prepare a revision to the present document to accommodate new information and improvements as further studies from industry and developments become known. ATTM confirms that further comments received will be managed to produce a subsequent publication of the present document.