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. 09, 2014

Filed:

Jul. 25, 2012
Applicants:

Young-kyu Cho, Incheon, KR;

Ki-back Kim, Seoul, KR;

Jin-hyun Youn, Hanam-si, KR;

Inventors:

Young-Kyu Cho, Incheon, KR;

Ki-Back Kim, Seoul, KR;

Jin-Hyun Youn, Hanam-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/28 (2006.01); H04W 36/22 (2009.01); H04L 12/56 (2006.01); H04W 28/08 (2009.01);
U.S. Cl.
CPC ...
H04W 28/08 (2013.01); H04W 36/22 (2013.01); H04L 47/125 (2013.01);
Abstract

A method and an apparatus for load balancing a serving subcell providing a data service to one or more user equipments in a cellular communication system are provided. The method includes calculating a load metric by using a radio resource occupation rate of data traffic in one or more scheduling types except for a Best Effort (BE) scheduling type, determining whether the serving subcell is in an overload state by using the load metric, and triggering a load balancing algorithm when it is determined that the serving subcell is in the overload state. Accordingly, the load metric used for load balancing may be defined to have a value closer to an actual free load, and thus the load balancing may be efficiently performed.


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