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:
Aug. 20, 2019

Filed:

Mar. 25, 2013
Applicant:

Telefonaktiebolaget L M Ericsson (Publ), Stockholm, SE;

Inventors:

Rui Fan, Beijing, CN;

Jinhua Liu, Beijing, CN;

Yu Qian, Beijing, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04J 3/00 (2006.01); H04W 36/30 (2009.01); H04W 36/00 (2009.01); H04L 5/14 (2006.01); H04W 36/08 (2009.01); H04W 92/20 (2009.01);
U.S. Cl.
CPC ...
H04W 36/30 (2013.01); H04L 5/14 (2013.01); H04L 5/1469 (2013.01); H04W 36/0083 (2013.01); H04W 36/00837 (2018.08); H04W 36/08 (2013.01); H04W 92/20 (2013.01);
Abstract

The present disclosure provides a method in a wireless device for initiating a handover from a source base station to a target base station. The method includes calculating a power offset indicative of a difference between a receiving power from the target base station and a receiving power from the source base station. A Time Division Duplex (TDD) configuration difference is obtained between a TDD configuration of the target base station and a TDD configuration of the source base station. A TDD offset is calculated based on the TDD configuration difference and an uplink-downlink traffic model of the wireless device. The handover is initiated based on a combination of the power offset and the TDD offset exceeding a threshold. The present disclosure also provides a wireless device, a method in a base station and a base station.


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