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:
Feb. 04, 2014

Filed:

Apr. 25, 2008
Applicant:

Shinichi Mori, Yokohama, JP;

Inventor:

Shinichi Mori, Yokohama, JP;

Assignee:

NTT DoCoMo, Inc., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 36/00 (2009.01);
U.S. Cl.
CPC ...
Abstract

In a mobile communication system including a certain user targeted base station (Home eNB), fast cell search and handover are achieved without unnecessary signaling and without increasing interference with other cells. In the mobile communication system, when it is detected that a mobile station permitted to access the certain user targeted base station has entered or exists within a location registration area associated with the certain user targeted base station, connection information including at least frequency information being presently used by the certain user targeted base station and ID information for the certain user targeted base station is transmitted to the mobile station in a dedicated manner. The mobile station performs cell search based on the transmitted connection information. In a preferred embodiment, the mobile station receives adjacent cell frequency information broadcast from a resident public targeted base station and performs the cell search based on the frequency information in the transmitted connection information as well as the adjacent cell frequency information.


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