Technique for handling congestion control

US9100855B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9100855-B2
Application numberUS-201313937506-A
CountryUS
Kind codeB2
Filing dateJul 9, 2013
Priority dateJul 10, 2012
Publication dateAug 4, 2015
Grant dateAug 4, 2015

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Abstract

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A method for congestion control in a transport network of a radio access network is disclosed. The method comprises receiving, by the control node, a first uplink flow through a first communication link in the transport network from a first radio access node and receiving, by the control node, a second uplink flow through a second communication link in the transport network from a second radio access node. If congestion is detected in the transport network for either uplink flow, the control node selectively triggers either Active Queue Management (AQM)-based congestion control at the control node, or local congestion control at the for the uplink flow. Triggering is carried out such that AQM-based congestion control is carried out for only one of the first uplink flow or the second uplink flow if congestion is detected for both the first uplink flow and the second uplink flow.

First claim

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What is claimed is: 1. A method for congestion control in a transport network of a radio access network, the radio access network comprising a control node and two or more radio access nodes, wherein the two or more radio access nodes are coupled to the control node through the transport network, the method comprising: receiving, by the control node, a first uplink flow through a first communication link in the transport network from a first of the two or more radio access nodes a…

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What does patent US9100855B2 cover?
A method for congestion control in a transport network of a radio access network is disclosed. The method comprises receiving, by the control node, a first uplink flow through a first communication link in the transport network from a first radio access node and receiving, by the control node, a second uplink flow through a second communication link in the transport network from a second radio …
Who is the assignee on this patent?
Ericsson Telefon Ab L M
What technology area does this patent fall under?
Primary CPC classification H04W28/0273. Mapped technology areas include Electricity.
When was this patent published?
Publication date Tue Aug 04 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).