The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 04, 2018

Filed:

Mar. 07, 2014
Applicant:

Telefonaktiebolaget Lm Ericsson (Publ), Stockholm, SE;

Inventors:

Bo Göransson, Sollentuna, SE;

Tomas Andreason, Stockholm, SE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 72/04 (2009.01); H04W 52/24 (2009.01); H04B 7/06 (2006.01); H04W 16/32 (2009.01); H04W 52/14 (2009.01); H04W 52/38 (2009.01); H04B 7/0456 (2017.01); H04L 5/00 (2006.01);
U.S. Cl.
CPC ...
H04W 52/244 (2013.01); H04B 7/0456 (2013.01); H04B 7/0617 (2013.01); H04W 16/32 (2013.01); H04W 52/146 (2013.01); H04W 52/243 (2013.01); H04W 52/38 (2013.01); H04L 5/0032 (2013.01);
Abstract

Network node and method therein for inter cell interference coordination. A method in a network node comprises estimating spatial properties of a radio channel between a base station and at least part of an underlay/neighboring cell based on information about spatial properties of a radio channel between the base station and a respective at least one user equipment (UE) located in a region associated with inter cell interference in relation to the underlay/neighboring cell. A transmission is adapted to a UE, served by the base station in a reduced power subframe, based on a correlation between the spatial properties of the radio channel and estimated spatial properties of a radio channel between the base station and the UE. The method enables control of interference subjected towards the underlay/neighboring cell, caused by downlink transmission to the UE.


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