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.

Patent No.:

US 9237486 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 12, 2016

Filed:

Apr. 25, 2012
Applicant:

Songgun Lee, Anyang-si, KR;

Inventor:

Songgun Lee, Anyang-si, KR;

Assignee:

LG Electronics Inc., Seoul, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04W 36/00 (2009.01); H04W 36/14 (2009.01); H04W 36/30 (2009.01);
U.S. Cl.
CPC ...
H04W 36/0022 (2013.01); H04W 36/0083 (2013.01); H04W 36/14 (2013.01); H04W 36/30 (2013.01);
Abstract

A method for performing handover in a first type of cell by a terminal supporting an inter-radio access technology (interRAT) handover includes the steps of searching for cells of a second type that are operating in accordance with a communication type different from that of the first type of cell; receiving a minimal reception signal quality value and signal quality offset information from a second type of base station which is found in the step of searching for cells of the second type; determining whether or not the found second type of base station is available for service based on a signal quality measurement value, a power compensation value, and the minimal reception signal quality value and signal quality offset information of the found second type of base station; and performing handover to the second type of base station when the latter is determined to be available for service.


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