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Basic Forward Error Correction (FEC) Schemes (RFC5445)

IP.com Disclosure Number: IPCOM000180089D
Original Publication Date: 2009-Mar-01
Included in the Prior Art Database: 2009-Mar-04
Document File: 20 page(s) / 42K

Publishing Venue

Internet Society Requests For Comment (RFCs)

Related People

M. Watson: AUTHOR

Abstract

This document provides Forward Error Correction (FEC) Scheme specifications according to the Reliable Multicast Transport (RMT) FEC building block for the Compact No-Code FEC Scheme, the Small Block, Large Block, and Expandable FEC Scheme, the Small Block Systematic FEC Scheme, and the Compact FEC Scheme. This document obsoletes RFC 3695 and assumes responsibility for the FEC Schemes defined in RFC 3452.

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Network Working Group                                          M. Watson Request for Comments: 5445                              Digital Fountain Obsoletes: 3452, 3695                                         March 2009 Category: Standards Track

               Basic Forward Error Correction (FEC) Schemes

Status of This Memo

   This document specifies an Internet standards track protocol for the    Internet community, and requests discussion and suggestions for    improvements.  Please refer to the current edition of the "Internet    Official Protocol Standards" (STD 1) for the standardization state    and status of this protocol.  Distribution of this memo is unlimited.

Copyright Notice

   Copyright (c) 2009 IETF Trust and the persons identified as the    document authors.  All rights reserved.

   This document is subject to BCP 78 and the IETF Trust's Legal    Provisions Relating to IETF Documents in effect on the date of    publication of this document (http://trustee.ietf.org/license-info).    Please review these documents carefully, as they describe your rights    and restrictions with respect to this document.

Abstract

   This document provides Forward Error Correction (FEC) Scheme    specifications according to the Reliable Multicast Transport (RMT)    FEC building block for the Compact No-Code FEC Scheme, the Small    Block, Large Block, and Expandable FEC Scheme, the Small Block    Systematic FEC Scheme, and the Compact FEC Scheme.  This document    obsoletes RFC 3695 and assumes responsibility for the FEC Schemes    defined in RFC 3452.

Watson                      Standards Track                     [Page 1]
 RFC 5445                   Basic FEC Schemes                  March 2009

 Table of Contents

   1.  Introduction . . . . . . . . . . . . . . . . . . . . . . . . .  3

   2.  Requirements Notation  . . . . . . . . . . . . . . . . . . . .  4

   3.  Compact No-Code FEC Scheme . . . . . . . . . . . . . . . . . .  4

     3.1.  Introduction . . . . . . . . . . . . . . . . . . . . . . .  4

     3.2.  Formats and Codes  . . . . . . . . . . . . . . . . . . . .  4

       3.2.1.  FEC Payload ID(s)  . . . . . . . . . . . . . . . . . .  4

       3.2.2.  FEC Object Transmission Information  . . . . . . . . .  5

     3.3.  Procedures . . . . . . . . . . . . . . . . . . . . . . . .  7

     3.4.  FEC Code Specification . . . . . . . . . . . . . . . . . .  7

       3.4.1.  Source Block Logistics . . . . . . . . . . . . . . . .  7

       3.4.2.  Sending and Receiving a Source Block . . . . . . . . .  8

   4.  Small Block, Large Block, and Expandable FEC Scheme  . . . . . ...