JP2019520745A - 同時接続の総スループットを改善するためのシステム及び方法 - Google Patents

同時接続の総スループットを改善するためのシステム及び方法 Download PDF

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Publication number
JP2019520745A
JP2019520745A JP2018562181A JP2018562181A JP2019520745A JP 2019520745 A JP2019520745 A JP 2019520745A JP 2018562181 A JP2018562181 A JP 2018562181A JP 2018562181 A JP2018562181 A JP 2018562181A JP 2019520745 A JP2019520745 A JP 2019520745A
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JP
Japan
Prior art keywords
data
computer
connection
connections
transport
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Pending
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JP2018562181A
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English (en)
Japanese (ja)
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JP2019520745A5 (enExample
Inventor
ラピドーズ，ユージーン
モルチャノワ，マキシム
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AnchorFree Inc
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AnchorFree Inc
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Publication of JP2019520745A publication Critical patent/JP2019520745A/ja
Publication of JP2019520745A5 publication Critical patent/JP2019520745A5/ja
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L47/00—Traffic control in data switching networks
    • H04L47/70—Admission control; Resource allocation
    • H04L47/82—Miscellaneous aspects
    • H04L47/827—Aggregation of resource allocation or reservation requests
    • 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
    • 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
    • H04L1/187—Details of sliding window management
    • 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
    • H04L43/0852—Delays
    • H04L43/0864—Round trip delays
    • 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
    • H04L43/0888—Throughput
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00—Routing or path finding of packets in data switching networks
    • H04L45/24—Multipath
    • H04L45/245—Link aggregation, e.g. trunking
    • 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
    • H04L47/27—Evaluation or update of window size, e.g. using information derived from acknowledged [ACK] packets
    • 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
    • H04L47/41—Flow control; Congestion control by acting on aggregated flows or links
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/50—Network services
    • H04L67/56—Provisioning of proxy services
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/50—Network services
    • H04L67/60—Scheduling or organising the servicing of application requests, e.g. requests for application data transmissions using the analysis and optimisation of the required network resources
    • H04L67/62—Establishing a time schedule for servicing the requests
    • 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
    • H04L43/0823—Errors, e.g. transmission errors
    • H04L43/0829—Packet loss
    • H04L43/0835—One way packet loss
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/01—Protocols
    • H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/50—Reducing energy consumption in communication networks in wire-line communication networks, e.g. low power modes or reduced link rate

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Environmental & Geological Engineering (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Communication Control (AREA)
JP2018562181A 2016-05-31 2017-05-19 同時接続の総スループットを改善するためのシステム及び方法 Pending JP2019520745A (ja)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201662343697P 2016-05-31 2016-05-31
US62/343,697 2016-05-31
US15/254,583 US10142262B2 (en) 2016-05-31 2016-09-01 System and method for improving an aggregated throughput of simultaneous connections
US15/254,732 2016-09-01
US15/254,732 US10182020B2 (en) 2016-05-31 2016-09-01 System and method for improving an aggregated throughput of simultaneous connections
US15/254,583 2016-09-01
PCT/US2017/033619 WO2017209995A1 (en) 2016-05-31 2017-05-19 System and method for improving an aggregated throughput of simultaneous connections

Publications (2)

Publication Number Publication Date
JP2019520745A true JP2019520745A (ja) 2019-07-18
JP2019520745A5 JP2019520745A5 (enExample) 2020-07-02

Family

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JP2018562181A Pending JP2019520745A (ja) 2016-05-31 2017-05-19 同時接続の総スループットを改善するためのシステム及び方法
JP2018562187A Pending JP2019523582A (ja) 2016-05-31 2017-05-19 同時接続の総スループットを改善するためのシステム及び方法

Family Applications After (1)

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JP2018562187A Pending JP2019523582A (ja) 2016-05-31 2017-05-19 同時接続の総スループットを改善するためのシステム及び方法

Country Status (6)

Country Link
US (7) US10182020B2 (enExample)
EP (2) EP3465483A4 (enExample)
JP (2) JP2019520745A (enExample)
KR (2) KR20190033048A (enExample)
CA (2) CA3026242A1 (enExample)
WO (2) WO2017209995A1 (enExample)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101995828B1 (ko) * 2015-07-30 2019-07-04 엘에스산전 주식회사 데이터 송수신 시스템
US10182020B2 (en) * 2016-05-31 2019-01-15 Anchorfree Inc. System and method for improving an aggregated throughput of simultaneous connections
US10447591B2 (en) * 2016-08-30 2019-10-15 Oracle International Corporation Executing multiple virtual private network (VPN) endpoints associated with an endpoint pool address
US10257283B2 (en) * 2016-10-03 2019-04-09 International Business Machines Corporation System, method and computer program product for network function modification
KR102307447B1 (ko) * 2017-05-02 2021-09-30 삼성전자주식회사 네트워크 환경 모니터링에 기반하는 http 적응적 스트리밍 서버, 방법, 및 클라이언트 단말
US10637786B2 (en) * 2017-12-07 2020-04-28 California Eastern Laboratories, Inc. Network traffic and processor activity management apparatuses, systems, and methods
US10637677B2 (en) * 2017-12-07 2020-04-28 California Eastern Laboratories, Inc. Broadcast transmission control apparatuses, systems, and methods
US10931587B2 (en) * 2017-12-08 2021-02-23 Reniac, Inc. Systems and methods for congestion control in a network
US10439945B2 (en) * 2017-12-29 2019-10-08 Tionesta, Llc Single stream aggregation protocol
CN113225829B (zh) * 2018-04-04 2024-04-12 华为技术有限公司 一种发送、接收上行控制信息的方法及装置
EP3588896A1 (en) * 2018-06-28 2020-01-01 InterDigital CE Patent Holdings Multi-path management
EP3809644B1 (en) * 2018-07-23 2024-03-20 Huawei Technologies Co., Ltd. Data transmission method and electronic device
US10757166B2 (en) * 2018-11-20 2020-08-25 International Business Machines Corporation Passive re-assembly of HTTP2 fragmented segments
US10855745B2 (en) * 2018-11-29 2020-12-01 Dell Products L.P. Systems and methods for downloading data chunks using a varying number of simultaneous connections
JP7305990B2 (ja) * 2019-03-12 2023-07-11 富士通株式会社 転送プログラム、転送方法、および情報処理装置
US10856160B1 (en) * 2019-06-19 2020-12-01 Motorola Mobility Llc Performing round trip time ranging using fewer than all addresses of a wireless device
CN110838967B (zh) * 2019-11-22 2021-12-24 达闼机器人有限公司 虚拟专用网络的连接方法、服务器、客户端和存储介质
JP2022021026A (ja) * 2020-07-21 2022-02-02 キオクシア株式会社 メモリシステムおよびコマンドをフェッチする方法
US12114199B2 (en) * 2020-08-27 2024-10-08 Connectify, Inc. Multiple-step data throttling during data transfer
WO2025052428A1 (en) * 2023-09-05 2025-03-13 Jio Platforms Limited Method and system for de-establishing network protocol connections
US20250274437A1 (en) * 2024-02-22 2025-08-28 Emeigh Holdings, LLC Methods and systems for operating a proxy server
KR102702377B1 (ko) * 2024-03-05 2024-09-04 주식회사 아이스크림미디어 저사양 디바이스 처리 속도 또는 느린 네트워크 전송 속도를 해결하기 위한 트리구조 기반 데이터 전송 시스템 및 전송 방법
US20250358455A1 (en) * 2024-05-20 2025-11-20 Qualcomm Incorporated Systems and methods of buffering image data between a pixel processor and an entropy coder

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08305643A (ja) * 1995-05-11 1996-11-22 Kokusai Denshin Denwa Co Ltd <Kdd> ファイル転送方法
JPH11242640A (ja) * 1998-02-25 1999-09-07 Kdd Corp ファイル転送方法
WO2005039150A1 (ja) * 2003-10-22 2005-04-28 Nec Corporation 通信装置およびその通信方法ならびにプログラム
JP2012095098A (ja) * 2010-10-27 2012-05-17 Sony Corp データ通信方法及び情報処理装置
US20130111038A1 (en) * 2010-07-09 2013-05-02 Attila Technologies, Llc Transparent Proxy Architecture for Multi-Path Data Connections
JP2013121028A (ja) * 2011-12-07 2013-06-17 Nippon Telegr & Teleph Corp <Ntt> データパケット伝送方法及びシステム
JP2013214830A (ja) * 2012-03-30 2013-10-17 Fujitsu Ltd 情報処理装置、画像送信方法及び画像送信プログラム
US20150163524A1 (en) * 2013-12-06 2015-06-11 Cable Television Laboratories, Inc. Parallel scheduling of multilayered media

Family Cites Families (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5515373A (en) 1994-01-11 1996-05-07 Apple Computer, Inc. Telecommunications interface for unified handling of varied analog-derived and digital data streams
US5978379A (en) 1997-01-23 1999-11-02 Gadzoox Networks, Inc. Fiber channel learning bridge, learning half bridge, and protocol
US6236647B1 (en) 1998-02-24 2001-05-22 Tantivy Communications, Inc. Dynamic frame size adjustment and selective reject on a multi-link channel to improve effective throughput and bit error rate
US6122277A (en) * 1997-08-19 2000-09-19 International Business Machines Corporation Parallel computer network broadcasting and acknowledgement
US6330226B1 (en) 1998-01-27 2001-12-11 Nortel Networks Limited TCP admission control
JP2000156706A (ja) * 1998-11-19 2000-06-06 Nippon Telegr & Teleph Corp <Ntt> データ送受信方法並びにデータ送信プログラムを記憶した媒体及びデータ受信プログラムを記憶した媒体
US6577653B1 (en) 1999-04-28 2003-06-10 3Com Corporation Apparatus for and method of establishing a route utilizing multiple parallel segments in an asynchronous transfer mode network
US6628649B1 (en) 1999-10-29 2003-09-30 Cisco Technology, Inc. Apparatus and methods providing redundant routing in a switched network device
US6414938B1 (en) 2000-02-14 2002-07-02 Motorola, Inc. Method and system for retransmitting data packets in a communication system having variable data rates
EP1302050A1 (en) 2000-07-14 2003-04-16 International Business Machines Corporation Communication control method and device
JP2002223202A (ja) 2001-01-26 2002-08-09 Fujitsu Ltd データ伝送方法及びそれを用いた伝送装置
US7315884B2 (en) * 2001-04-03 2008-01-01 Hewlett-Packard Development Company, L.P. Reduction of network retrieval latency using cache and digest
US7136353B2 (en) 2001-05-18 2006-11-14 Bytemobile, Inc. Quality of service management for multiple connections within a network communication system
US7096274B1 (en) 2002-02-12 2006-08-22 3Com Corporation Optimum frame size predictor for wireless Local Area Network
JP3828444B2 (ja) 2002-03-26 2006-10-04 株式会社日立製作所 データ通信中継装置及びシステム
US7009999B2 (en) 2003-03-28 2006-03-07 Qualcomm Incorporated Selective variable rate encoding to regulate data frame size
US7502322B2 (en) 2003-09-30 2009-03-10 Nokia Corporation System, method and computer program product for increasing throughput in bi-directional communications
JP2005184165A (ja) 2003-12-17 2005-07-07 Hitachi Ltd トラフィック制御装置およびそれを用いたサービスシステム
CA2556420A1 (en) * 2004-02-19 2005-09-01 Georgia Tech Research Corporation Systems and methods for parallel communication
US8139486B1 (en) 2005-07-12 2012-03-20 Avaya Inc. Method and system for generating data frames for asynchronous over TCP/IP protocol
US8667120B2 (en) 2006-04-26 2014-03-04 Nippon Telegraph And Telephone Corporation Load control device and method thereof for controlling requests sent to a server
US20070288604A1 (en) 2006-06-08 2007-12-13 Jeffrey Mark Achtermann Method for determining optimal number of connections in multi-connection download configuration
CA2577030A1 (en) 2007-01-31 2008-07-31 Unlimi-Tech Software Inc. Improved data transfer method, system and protocol
US20100094972A1 (en) 2008-10-15 2010-04-15 Patentvc Ltd. Hybrid distributed streaming system comprising high-bandwidth servers and peer-to-peer devices
JP5237466B2 (ja) 2009-01-21 2013-07-17 テレフオンアクチーボラゲット エル エム エリクソン（パブル） Ｐｕｃｃｈリソースのための自己管理型のネットワーク制御
US8942215B2 (en) * 2010-07-15 2015-01-27 Dejero Labs Inc. System and method for transmission of data from a wireless mobile device over a multipath wireless router
US9054913B1 (en) * 2009-11-30 2015-06-09 Dell Software Inc. Network protocol proxy
US20110314129A1 (en) * 2009-12-18 2011-12-22 Ramin Rezaiifar Binding/aggregating multiple interfaces at application layer
US8964757B2 (en) * 2009-12-18 2015-02-24 Qualcomm Incorporated HTTP optimization, multi-homing, mobility and priority
CA2737107C (en) 2010-04-13 2019-08-27 Jingyuan Wang Tcp congestion control for heterogeneous networks
US20120054362A1 (en) * 2010-08-31 2012-03-01 Canon Kabushiki Kaisha Mechanism for autotuning mass data transfer from a sender to a receiver over parallel connections
KR20130033059A (ko) * 2011-09-26 2013-04-03 한국전자통신연구원 동적 레인 운용을 위한 다중 레인 기반 이더넷 장치 및 이더넷 장치의 운용 방법
US9071984B1 (en) 2013-02-15 2015-06-30 Sprint Spectrum L.P. Modifying a data flow mechanism variable in a communication network
US9241044B2 (en) * 2013-08-28 2016-01-19 Hola Networks, Ltd. System and method for improving internet communication by using intermediate nodes
US9439099B2 (en) * 2013-10-14 2016-09-06 Netgear, Inc. Systems and methods for simultaneously using multiple WLAN modules operating in different wireless bands
GB2524958A (en) * 2014-04-03 2015-10-14 Orbital Multi Media Holdings Corp Data flow control method
US20160036883A1 (en) 2014-07-30 2016-02-04 Qualcomm Incorporated Systems and methods for selective transport accelerator operation
US9992786B2 (en) * 2016-03-31 2018-06-05 At&T Intellectual Property I, L.P. Facilitation of multipath scheduling
US10182020B2 (en) * 2016-05-31 2019-01-15 Anchorfree Inc. System and method for improving an aggregated throughput of simultaneous connections

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08305643A (ja) * 1995-05-11 1996-11-22 Kokusai Denshin Denwa Co Ltd <Kdd> ファイル転送方法
JPH11242640A (ja) * 1998-02-25 1999-09-07 Kdd Corp ファイル転送方法
WO2005039150A1 (ja) * 2003-10-22 2005-04-28 Nec Corporation 通信装置およびその通信方法ならびにプログラム
US20130111038A1 (en) * 2010-07-09 2013-05-02 Attila Technologies, Llc Transparent Proxy Architecture for Multi-Path Data Connections
JP2012095098A (ja) * 2010-10-27 2012-05-17 Sony Corp データ通信方法及び情報処理装置
JP2013121028A (ja) * 2011-12-07 2013-06-17 Nippon Telegr & Teleph Corp <Ntt> データパケット伝送方法及びシステム
JP2013214830A (ja) * 2012-03-30 2013-10-17 Fujitsu Ltd 情報処理装置、画像送信方法及び画像送信プログラム
US20150163524A1 (en) * 2013-12-06 2015-06-11 Cable Television Laboratories, Inc. Parallel scheduling of multilayered media

Also Published As

Publication number Publication date
US10182020B2 (en) 2019-01-15
EP3465990A1 (en) 2019-04-10
US20170346725A1 (en) 2017-11-30
KR20190033048A (ko) 2019-03-28
US10469410B2 (en) 2019-11-05
US20180309696A1 (en) 2018-10-25
US10142262B2 (en) 2018-11-27
WO2017209995A1 (en) 2017-12-07
KR20190030649A (ko) 2019-03-22
CA3025795A1 (en) 2017-12-07
EP3465990A4 (en) 2019-11-20
US20200036653A1 (en) 2020-01-30
US10425356B2 (en) 2019-09-24
EP3465483A1 (en) 2019-04-10
US10404618B2 (en) 2019-09-03
US20190372910A1 (en) 2019-12-05
US10700995B2 (en) 2020-06-30
EP3465483A4 (en) 2020-03-04
US20190044884A1 (en) 2019-02-07
US20180324109A1 (en) 2018-11-08
US20170346762A1 (en) 2017-11-30
JP2019523582A (ja) 2019-08-22
CA3026242A1 (en) 2017-12-07
WO2017209994A1 (en) 2017-12-07

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