JP2007116714A - 帯域幅保証を伴う適応性帯域幅制御のための方法及び装置 - Google Patents
帯域幅保証を伴う適応性帯域幅制御のための方法及び装置 Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1825—Adaptation of specific ARQ protocol parameters according to transmission conditions
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1867—Arrangements specially adapted for the transmitter end
- H04L1/1887—Scheduling and prioritising arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0876—Network utilisation, e.g. volume of load or congestion level
- H04L43/0894—Packet rate
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/16—Threshold monitoring
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/12—Avoiding congestion; Recovering from congestion
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/19—Flow control; Congestion control at layers above the network layer
- H04L47/193—Flow control; Congestion control at layers above the network layer at the transport layer, e.g. TCP related
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/22—Traffic shaping
- H04L47/225—Determination of shaping rate, e.g. using a moving window
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Abstract
ターゲットへのデータの送信を監視するためのコンピュータによって実行される方法、装置、およびコンピュータ使用可能プログラム・コードを提供する。
【解決手段】
データの送信状態が閾値を超えるかどうかに関する決定が行われる。データの送信状態が閾値を超える場合、適応性帯域幅制御プロセスを使用して、データをターゲットに送信するために使用される帯域幅が制御される。この場合、データの送信に関して最小量の帯域幅が保証される。
【選択図】 図3
Description
[数1]
E ← W/minRTT (1)
[数2]
A ← W/observedRTT(2)
[数3]
Diff ← (E−A)・minRTT (3)
Claims (9)
- データの送信を適応可能に制御するためのコンピュータによって実行される方法であって、
ターゲットへのデータの送信を監視するステップと、
前記データの送信状態が閾値を超えるかどうかを決定するステップと、
前記データの送信状態に関連したパラメータが前記閾値を超えた場合、適応性帯域幅制御プロセスを使用して、前記ターゲットにデータを送信するために使用される帯域幅を制御するステップであって、前記データの送信に対して最小量の帯域幅が保証される、ステップと、
を含む、方法。 - 前記決定するステップが、
データの送信速度を識別するステップと、
前記送信速度を前記閾値に比較するステップと、
を含む、請求項1に記載の方法。 - 前記決定するステップが、
前記ターゲットにデータを送信するために使用される全回線速度のパーセンテージを識別するステップと、
使用される全回線速度の前記パーセンテージを前記閾値に比較するステップと、
を含む、請求項1に記載の方法。 - 前記データの送信状態が第2閾値よりも小さいか又はそれに等しいかどうかを決定するステップと、
前記データの送信状態が第2閾値よりも小さいか又はそれに等しい場合、前記適応性帯域幅制御プロセスの使用を停止するステップと、
を更に含む、請求項1に記載の方法。 - 前記閾値が前記第2閾値に等しい、請求項4に記載の方法。
- 前記制御するステップがアプリケーション層において実施される、請求項1に記載の方法。
- 前記制御するステップがトランスポート層において実施される、請求項1に記載の方法。
- コンピュータ使用可能媒体に保存され、データの送信を適応可能に制御するためのコンピュータ・プログラムであって、
ターゲットへのデータの送信を監視するためのコンピュータ使用可能プログラム・コードと、
前記データの送信状態が閾値を超えるかどうかを決定するためのコンピュータ使用可能プログラム・コードと、
前記データの送信状態に関連したパラメータが前記閾値を超えた場合、適応性帯域幅制御プロセスを使用して、前記ターゲットにデータを送信するために使用される帯域幅を制御するためのコンピュータ使用可能プログラム・コードであって、前記データの送信に対して最小量の帯域幅が保証される、コンピュータ使用可能プログラム・コードと、
を含む、コンピュータ・プログラム。 - バスと、
前記バスに接続された通信ユニットと、
前記バスに接続され、コンピュータ使用可能プログラム・コードのセットを含むメモリと、
前記バスに接続されたプロセッサ・ユニットであって、ターゲットへのデータの送信を監視するためにコンピュータ使用可能プログラム・コードのセットを実行し、前記データの送信状態が閾値を超えるかどうかを決定し、前記データの送信状態に関連したパラメータが前記閾値を超えた場合に適応性帯域幅制御プロセスを使用して前記ターゲットにデータを送信するために使用される帯域幅を制御し、前記データの送信に対して最小量の帯域幅が保証される、プロセッサ・ユニットと、
を含むデータ処理システム。
Applications Claiming Priority (2)
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US11/256,260 | 2005-10-21 | ||
US11/256,260 US20070091922A1 (en) | 2005-10-21 | 2005-10-21 | Method and apparatus for adaptive bandwidth control with a bandwidth guarantee |
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JP2007116714A true JP2007116714A (ja) | 2007-05-10 |
JP4791322B2 JP4791322B2 (ja) | 2011-10-12 |
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JP2006286657A Active JP4791322B2 (ja) | 2005-10-21 | 2006-10-20 | 帯域幅保証を伴う適応性帯域幅制御のための方法及び装置 |
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US (2) | US20070091922A1 (ja) |
JP (1) | JP4791322B2 (ja) |
CN (1) | CN1953351B (ja) |
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CN102156281B (zh) * | 2010-12-17 | 2012-04-04 | 浙江大学 | 基于单fpga的波束形成器输出数据带宽控制方法及装置 |
JP2013157742A (ja) * | 2012-01-27 | 2013-08-15 | Fujitsu Ltd | 監視装置、プログラム及び監視方法 |
US9588570B2 (en) | 2013-04-30 | 2017-03-07 | Samsung Electronics Co., Ltd. | Apparatus and method for adjusting bandwidth |
WO2018056399A1 (ja) * | 2016-09-23 | 2018-03-29 | 日本電気株式会社 | 輻輳抑制装置、輻輳抑制方法、プログラム |
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US20080259803A1 (en) | 2008-10-23 |
JP4791322B2 (ja) | 2011-10-12 |
CN1953351B (zh) | 2010-06-16 |
CN1953351A (zh) | 2007-04-25 |
US20070091922A1 (en) | 2007-04-26 |
US8493859B2 (en) | 2013-07-23 |
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