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:
Jun. 23, 2020

Filed:

Oct. 15, 2015
Applicant:

Telefonaktiebolaget Lm Ericsson (Publ), Stockholm, SE;

Inventors:

Tomas Lagerqvist, Stockholm, SE;

David Better, Täby, SE;

Peter Nordlund, Spånga, SE;

Anthony Paravati, Vällingby, SE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 52/24 (2009.01); H04W 52/14 (2009.01); H04W 52/20 (2009.01); H04W 52/26 (2009.01); H04W 52/02 (2009.01);
U.S. Cl.
CPC ...
H04W 52/243 (2013.01); H04W 52/143 (2013.01); H04W 52/20 (2013.01); H04W 52/262 (2013.01); H04W 52/0206 (2013.01); Y02D 70/10 (2018.01); Y02D 70/12 (2018.01); Y02D 70/122 (2018.01); Y02D 70/126 (2018.01); Y02D 70/1262 (2018.01); Y02D 70/14 (2018.01); Y02D 70/146 (2018.01); Y02D 70/21 (2018.01); Y02D 70/24 (2018.01);
Abstract

Method performed by a network node for reducing interference in neighboring cells. The network node operates in a communication network, which is adapted to wirelessly serve a UE via a serving Radio Access, RA, node. The network node obtains a determination of at least one of Reference Signal Received Power, RSRP, and Reference Signal Received Quality, RSRQ, from the serving RA node as received by the UE and a determination of at least one of RSRP and RSRQ from a neighboring RA node as received by the UE, when the UE is connected to the serving RA node. The network node further decides to reduce a transmit power of the serving RA node serving the connected UE, when the determined RSRP and/or RSRQ of the serving RA node is higher than the RSRP and/or RSRQ of the neighboring RA node, in order to reduce the interference in neighboring cells caused by the serving RA node.


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