{"draft":"draft-ietf-mmusic-delayed-duplication-03","doc_id":"RFC7197","title":"Duplication Delay Attribute in the Session Description Protocol","authors":["A. Begen","Y. Cai","H. Ou"],"format":["ASCII","HTML"],"page_count":"11","pub_status":"PROPOSED STANDARD","status":"PROPOSED STANDARD","source":"Multiparty Multimedia Session Control RAI","abstract":"A straightforward approach to provide protection against packet\r\nlosses due to network outages with a longest duration of T time units\r\nis to duplicate the original packets and send each copy separated in\r\ntime by at least T time units.  This approach is commonly referred to\r\nas \"time-shifted redundancy\", \"temporal redundancy\", or simply\r\n\"delayed duplication\".  This document defines an attribute to\r\nindicate the presence of temporally redundant media streams and the\r\nduplication delay in the Session Description Protocol.","pub_date":"April 2014","keywords":["Interleaving","temporal diversity","temporal redundancy","time shifted","delayed duplication"],"obsoletes":[],"obsoleted_by":[],"updates":[],"updated_by":[],"see_also":[],"doi":"10.17487\/RFC7197","errata_url":null}