9) European Patent Office (11) EP3499820B1 (12) EUROPEAN PATENT SPECIFICATION (45)Date of publication and mention (51)Int CL.: of the grant of the patent: H04L12/8252013.0W H04L12/8512013.00 29.07.2020 Bulletin2020/31 H04L127072013.0) H04L12/8012013.01) H04L12/8072013.00 H04L12/8912013.0W (21)Application number:16916429.0 H04L12/26200601 (22)Date of filing:20.09.2016 (86)International application number: PCT/CN2016/099466 (87)International publication number: W02018/053688(29.03.2018 Gazette2018/13) (54) CONGESTION CONTROL METHOD,APPARATUS,AND SYSTEM UBERLASTUNGSSTEUERUNGSVERFAHREN,-VORRICHTUNG UND -SYSTEM PROCEDE,APPAREIL,ET SYSTEME DE CONTROLE D'ENCOMBREMENT (84)Designated Contracting States: (56)References cited: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB W0-A1-2015/174901 CN-A-102318312 GR HR HU IEISIT LILT LU LV MC MK MT NL NO CN-A-103581035 CN-A-103973587 PL PT RO RS SE SI SK SM TR CN-A-104796350 (43)Date of publication of application: FERLIN SIMONE ET AL:"Revisiting congestion 19.06.2019 Bulletin2019/25 control for multipath TCP with shared bottleneck detection",IEEE INFOCOM 2016-THE 35TH (73)Proprietors: ANNUAL IEEE INTERNATIONAL CONFERENCE Huawei Technologies Co.,Ltd ON COMPUTER COMMUNICATIONS,IEEE,10 Longgang District April2016(2016-04-10),pages1-9,XP032930233, Shenzhen,Guangdong 518129(CN) DOI:10.1109/INFOCOM.2016.7524599 [retrieved University of Science and Technology of China on2016-07-27刀 Anhui 230026(CN) RAMAKRISHNAN TERAOPTIC NETWORKS S FLOYD ACIRI D BLACK EMC K:"The Addition of (72)Inventors: Explicit Congestion Notification(ECN)to IP; ·XuE,Kaiping rfc3168.txt",THE ADDITION OF EXPLICIT Shenzhen CONGESTION NOTIFICATION(ECN)TO IP: Guangdong 518129(CN) RFC3168.TXT,INTERNET ENGINEERING TASK ·WEl,Wenjia FORCE,IETF:STANDARD,INTERNET SOCIETY Shenzhen (ISOC)4,RUE DES FALAISES CH-1205 GENEVA, Guangdong 518129(CN) SWITZERLAND,30 September 2001(2001-09-30). ·XU,Qing XP015008949, Shenzhen B Braden:"RFC 2309-Recommendations on Guangdong 518129(CN) Queue Management and Congestion Avoidance in the Internet",IETF,30 April 1998(1998-04-30), (74)Representative:Thun,Clemens XP055604783,Retrieved from the Internet: Mitscherlich PartmbB URL:https://tools.ietf.org/html/rfc2309 [retrieved 面 Patent-und Rechtsanwalte on2019-07-11] SonnenstraBe 33 80331 Munchen(DE) 岛 66g Note:Within nine months of the publication of the mention of the grant of the European patent in the European Patent 9 Bulletin,any person may give notice to the European Patent Office of opposition to that patent,in accordance with the Implementing Regulations.Notice of opposition shall not be deemed to have been filed until the opposition fee has been 品 paid.(Art.99(1)European Patent Convention). Printed by Jouve,75001 PARIS(FR) (Cont.next page)Note: Within nine months of the publication of the mention of the grant of the European patent in the European Patent Bulletin, any person may give notice to the European Patent Office of opposition to that patent, in accordance with the Implementing Regulations. Notice of opposition shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention). Printed by Jouve, 75001 PARIS (FR) (19) EP 3 499 820 B1 (Cont. next page) *EP003499820B1* (11) EP 3 499 820 B1 (12) EUROPEAN PATENT SPECIFICATION (45) Date of publication and mention of the grant of the patent: 29.07.2020 Bulletin 2020/31 (21) Application number: 16916429.0 (22) Date of filing: 20.09.2016 (51) Int Cl.: H04L 12/825 (2013.01) H04L 12/851 (2013.01) H04L 12/707 (2013.01) H04L 12/801 (2013.01) H04L 12/807 (2013.01) H04L 12/891 (2013.01) H04L 12/26 (2006.01) (86) International application number: PCT/CN2016/099466 (87) International publication number: WO 2018/053688 (29.03.2018 Gazette 2018/13) (54) CONGESTION CONTROL METHOD, APPARATUS, AND SYSTEM ÜBERLASTUNGSSTEUERUNGSVERFAHREN, -VORRICHTUNG UND -SYSTEM PROCÉDÉ, APPAREIL, ET SYSTÈME DE CONTRÔLE D’ENCOMBREMENT (84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (43) Date of publication of application: 19.06.2019 Bulletin 2019/25 (73) Proprietors: • Huawei Technologies Co., Ltd. Longgang District Shenzhen, Guangdong 518129 (CN) • University of Science and Technology of China Anhui 230026 (CN) (72) Inventors: • XUE, Kaiping Shenzhen Guangdong 518129 (CN) • WEI, Wenjia Shenzhen Guangdong 518129 (CN) • XU, Qing Shenzhen Guangdong 518129 (CN) (74) Representative: Thun, Clemens Mitscherlich PartmbB Patent- und Rechtsanwälte Sonnenstraße 33 80331 München (DE) (56) References cited: WO-A1-2015/174901 CN-A- 102 318 312 CN-A- 103 581 035 CN-A- 103 973 587 CN-A- 104 796 350 • FERLIN SIMONE ET AL: "Revisiting congestion control for multipath TCP with shared bottleneck detection", IEEE INFOCOM 2016 - THE 35TH ANNUAL IEEE INTERNATIONAL CONFERENCE ON COMPUTER COMMUNICATIONS, IEEE, 10 April 2016 (2016-04-10), pages 1-9, XP032930233, DOI: 10.1109/INFOCOM.2016.7524599 [retrieved on 2016-07-27] • RAMAKRISHNAN TERAOPTIC NETWORKS S FLOYD ACIRI D BLACK EMC K: "The Addition of Explicit Congestion Notification (ECN) to IP; rfc3168.txt", THE ADDITION OF EXPLICIT CONGESTION NOTIFICATION (ECN) TO IP; RFC3168.TXT, INTERNET ENGINEERING TASK FORCE, IETF; STANDARD, INTERNET SOCIETY (ISOC) 4, RUE DES FALAISES CH- 1205 GENEVA, SWITZERLAND, 30 September 2001 (2001-09-30), XP015008949, • B Braden: "RFC 2309 - Recommendations on Queue Management and Congestion Avoidance in the Internet", IETF, 30 April 1998 (1998-04-30), XP055604783, Retrieved from the Internet: URL:https://tools.ietf.org/html/rfc2309 [retrieved on 2019-07-11]