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IETF · RFC · RFC6330

RFC6330 · RaptorQ Forward Error Correction Scheme for Object Delivery

RaptorQ Forward Error Correction Scheme for Object Delivery

This document describes a Fully-Specified Forward Error Correction (FEC) scheme, corresponding to FEC Encoding ID 6, for the RaptorQ FEC code and its application to reliable delivery of data objects. RaptorQ codes are a new family of codes that provide superior flexibility, support for larger source block sizes, and better coding efficiency than Raptor codes in RFC 5053. RaptorQ is also a fountain code, i.e., as many encoding symbols as needed can be generated on the fly by the encoder from the source symbols of a source block of data. The decoder is able to recover the source block from almost any set of encoding symbols of sufficient cardinality -- in most cases, a set of cardinality equal to the number of source symbols is sufficient; in rare cases, a set of cardinality slightly more than the number of source symbols is required. The RaptorQ code described here is a systematic code, meaning that all the source symbols are among the encoding symbols that can be generated. [STANDARDS-TRACK]

Официальная английская аннотация

This document describes a Fully-Specified Forward Error Correction (FEC) scheme, corresponding to FEC Encoding ID 6, for the RaptorQ FEC code and its application to reliable delivery of data objects. RaptorQ codes are a new family of codes that provide superior flexibility, support for larger source block sizes, and better coding efficiency than Raptor codes in RFC 5053. RaptorQ is also a fountain code, i.e., as many encoding symbols as needed can be generated on the fly by the encoder from the source symbols of a source block of data. The decoder is able to recover the source block from almost any set of encoding symbols of sufficient cardinality -- in most cases, a set of cardinality equal to the number of source symbols is sufficient; in rare cases, a set of cardinality slightly more than the number of source symbols is required. The RaptorQ code described here is a systematic code, meaning that all the source symbols are among the encoding symbols that can be generated. [STANDARDS-TRACK]

Связи документа

Официальный источник · 2011-08-01

Полные импортированные сведения карточки
{
  "id": "RFC6330",
  "number": 6330,
  "title_en": "RaptorQ Forward Error Correction Scheme for Object Delivery",
  "title_ru": "",
  "summary_ru": "",
  "purpose_ru": "",
  "use_ru": "",
  "full_translation_path": "",
  "full_translation_checked_at": "",
  "full_translation_source_sha256": "",
  "architect_note_ru": "",
  "topics_ru": [],
  "translation_state": "not_prepared",
  "verification_level": "not_prepared",
  "verification_level_ru": "Русская выжимка не подготовлена",
  "verification_note_ru": "",
  "abstract_en": "This document describes a Fully-Specified Forward Error Correction (FEC) scheme, corresponding to FEC Encoding ID 6, for the RaptorQ FEC code and its application to reliable delivery of data objects. RaptorQ codes are a new family of codes that provide superior flexibility, support for larger source block sizes, and better coding efficiency than Raptor codes in RFC 5053. RaptorQ is also a fountain code, i.e., as many encoding symbols as needed can be generated on the fly by the encoder from the source symbols of a source block of data. The decoder is able to recover the source block from almost any set of encoding symbols of sufficient cardinality -- in most cases, a set of cardinality equal to the number of source symbols is sufficient; in rare cases, a set of cardinality slightly more than the number of source symbols is required. The RaptorQ code described here is a systematic code, meaning that all the source symbols are among the encoding symbols that can be generated. [STANDARDS-TRACK]",
  "authors": [
    "M. Luby",
    "A. Shokrollahi",
    "M. Watson",
    "T. Stockhammer",
    "L. Minder"
  ],
  "organizations": [],
  "publication_date": "2011-08-01",
  "current_status": "PROPOSED STANDARD",
  "current_status_ru": "Предлагаемый стандарт",
  "publication_status": "PROPOSED STANDARD",
  "publication_status_ru": "Предлагаемый стандарт",
  "lifecycle": "active",
  "lifecycle_ru": "Действующий",
  "stream": "IETF",
  "stream_ru": "IETF",
  "area": "tsv",
  "area_ru": "Транспорт",
  "working_group": "rmt",
  "source_draft": "draft-ietf-rmt-bb-fec-raptorq-06",
  "page_count": 69,
  "doi": "10.17487/RFC6330",
  "keywords": [
    "FEC code",
    "fountain code",
    "systematic code",
    "AL FEC code",
    "Sub-blocking",
    "FEC object delivery"
  ],
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    "TXT",
    "HTML"
  ],
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    "updates": [],
    "updated_by": [],
    "is_also": [],
    "see_also": []
  },
  "links": {
    "info": "https://www.rfc-editor.org/info/rfc6330/",
    "html": "https://www.rfc-editor.org/rfc/rfc6330.html",
    "txt": "https://www.rfc-editor.org/rfc/rfc6330.txt",
    "datatracker": "https://datatracker.ietf.org/doc/rfc6330/"
  }
}