JP2013518510A - 信頼性のあるデータ通信のためにネットワーク抽象化レイヤを解析する方法および装置 - Google Patents
信頼性のあるデータ通信のためにネットワーク抽象化レイヤを解析する方法および装置 Download PDFInfo
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Abstract
Description
Claims (22)
- デジタルデータパケットの抽象化レイヤヘッダを解析してレイヤ表現データを取得すること(210、410)と、
前記解析に応じて表現レイヤに関して、前記デジタルデータパケットに優先度を割り当てること(410)と、
を含む、方法。 - 前記レイヤ表現データを取得することは、レイヤ間コーディング依存度レベルを含む空間スケーラビリティ(BYTE1)を判断することを含む、請求項1記載の方法。
- 前記レイヤ表現データを取得することは、粒度スケーラビリティの品質レベル(BYTE1)を判断することを含む、請求項1記載の方法。
- 前記レイヤ表現データを取得することは、レイヤ表現の時間レベル(BYTE2)を判断することを含む、請求項1記載の方法。
- リアルタイムトランスポートパケットヘッダのペイロードタイプフィールド(PT)で前記優先度のレベルを表すことをさらに含む、請求項1記載の方法。
- インターネットプロトコルパケットヘッダのサービスタイプ(TOS)フィールドで前記優先度のレベルを表すことをさらに含む、請求項1記載の方法。
- 解析のためにデジタルデータファイルを記憶すること(302)をさらに含む、請求項1記載の方法。
- パケット解除装置(304)における解析のためにデジタルデータを受信することをさらに含む、請求項1記載の方法。
- 前記抽象化レイヤヘッダは、H.264準拠のネットワーク抽象化レイヤヘッダを含む、請求項1記載の方法。
- ベースレイヤに高い優先度レベルを割り当てる(410)、請求項1記載の方法。
- 強化レイヤに中程度の優先度レベルを割り当てる(410)、請求項1記載の方法。
- 高い強化レイヤに低い優先度レベルを割り当てる(410)、請求項11記載の方法。
- デジタルネットワークインタフェース(250)に接続されたネットワークモニタ(270)において、現在のネットワーク統計情報を収集すること(405)をさらに含む、請求項1記載の方法。
- 前記ネットワーク統計情報は、利用可能な帯域幅、エンドツーエンドパケット損失レート、およびランドトリップ遅延のうちの1つを含むチャネル状態データを含む、請求項13記載の方法。
- 最近送信されたパケットをメモリ(235)に記憶すること(420、430)と、
前記ネットワークモニタによって決定された前記チャンネル状態データに応じて、前記メモリに記憶された要求された損失パケットを選択的に再送信すべきかを判断することと、
をさらに含む、請求項14記載の方法。 - デジタルデータパケットからレイヤ表現データを取得して当該レイヤ表現データに優先度を割り当てる抽象化レイヤヘッダパーサ(210)と、
最近送信されたパケットを前記割り当てられた優先度とともに記憶するバッファメモリと、
を備えた、装置。 - 現在のネットワーク統計データをモニタリングするネットワークモニタ(270)と、前記ネットワークモニタに応答する再送信決定装置(275)とをさらに備えた、請求項16記載の装置。
- 前記抽象化レイヤヘッダパーサは、H.264準拠のネットワーク抽象化レイヤヘッダを解析する、請求項16記載の装置。
- レイヤ表現データを取得するために、デジタルデータパケットの抽象化レイヤヘッダを解析する手段(210、410)と、
前記解析に応じて表現レイヤに関して、前記デジタルデータパケットに優先度を割り当てるための手段(410)と、
を備えた、デジタルデータ処理装置。 - 最近送信されたパケットを前記割り当てられた優先度とともに記憶するための手段をさらに備えた、請求項19記載の装置。
- 現在のネットワーク統計データをモニタリングするモニタリングための手段(270)と、モニタリング手段(270)に応答するための手段(275)とをさらに備えた、請求項19記載の装置。
- 前記抽象化レイヤヘッダを解析する手段(210、410)は、H.264準拠のネットワーク抽象化レイヤヘッダを解析する、請求項19記載の装置。
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PCT/US2010/000223 WO2011093835A1 (en) | 2010-01-28 | 2010-01-28 | A method and apparatus for parsing a network abstraction-layer for reliable data communication |
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JP2013518510A true JP2013518510A (ja) | 2013-05-20 |
JP5588019B2 JP5588019B2 (ja) | 2014-09-10 |
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US (1) | US20130003579A1 (ja) |
EP (1) | EP2529528B1 (ja) |
JP (1) | JP5588019B2 (ja) |
KR (1) | KR101644215B1 (ja) |
CN (1) | CN102742245B (ja) |
WO (1) | WO2011093835A1 (ja) |
Cited By (1)
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JP2017040768A (ja) * | 2015-08-19 | 2017-02-23 | ヤマハ株式会社 | コンテンツ送信装置 |
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WO2011093835A1 (en) | 2011-08-04 |
CN102742245A (zh) | 2012-10-17 |
KR20120123386A (ko) | 2012-11-08 |
KR101644215B1 (ko) | 2016-08-09 |
EP2529528A1 (en) | 2012-12-05 |
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