Method and system for controlling almost blank subframes (ABS) based on cell border rate ratios

US9325467B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9325467-B2
Application numberUS-201414249598-A
CountryUS
Kind codeB2
Filing dateApr 10, 2014
Priority dateApr 10, 2014
Publication dateApr 26, 2016
Grant dateApr 26, 2016

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Abstract

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At least one embodiment relates to a method for controlling a number of almost blank subframes (ABS) in a heterogeneous network having a macro cell and at least one small cell of a plurality of small cells in a coverage area of the macro cell, the method includes receiving, at the macro cell, a plurality of measurements regarding both received power and received quality from a terminal, receiving, at the macro cell, a plurality of load-related values from a plurality of small cells; and determining, by the macro cell, a cost-benefit value (CBV) based on the received measurements and load values. The CBV indicates whether an increase or a decrease in the ABS would benefit the network. The method further includes selectively changing, by the macro cell, the number of ABS available to the at least one small cell based on the CBV.

First claim

Opening claim text (preview).

What is claimed is: 1. A method of controlling a number of almost blank subframes (ABS) in a heterogeneous network having a macro cell base station and at least one small cell base station of a plurality of small cell base stations in a coverage area of the macro cell base station, the method comprising: receiving, at the macro cell base station, a plurality of measurements regarding both a received power and a received quality from a terminal; receiving, at the macro cell base…

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What does patent US9325467B2 cover?
At least one embodiment relates to a method for controlling a number of almost blank subframes (ABS) in a heterogeneous network having a macro cell and at least one small cell of a plurality of small cells in a coverage area of the macro cell, the method includes receiving, at the macro cell, a plurality of measurements regarding both received power and received quality from a terminal, receivi…
Who is the assignee on this patent?
Borst Sem, Whiting Phil, Gruber Markus, and 3 more
What technology area does this patent fall under?
Primary CPC classification H04L5/0035. Mapped technology areas include Electricity.
When was this patent published?
Publication date Tue Apr 26 2016 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).