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:
May. 19, 2015

Filed:

Mar. 29, 2011
Applicants:

Tadashi Uchiyama, Miura, JP;

Kazunori Obata, Yokosuka, JP;

Seigo Harano, Yokohama, JP;

Shogo Yabuki, Yokosuka, JP;

Minami Ishii, Yokohama, JP;

Inventors:

Tadashi Uchiyama, Miura, JP;

Kazunori Obata, Yokosuka, JP;

Seigo Harano, Yokohama, JP;

Shogo Yabuki, Yokosuka, JP;

Minami Ishii, Yokohama, JP;

Assignee:

NTT DOCOMO, INC., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 4/00 (2009.01); H04W 8/22 (2009.01); H04W 48/16 (2009.01); H04W 88/06 (2009.01); H04W 88/08 (2009.01);
U.S. Cl.
CPC ...
H04W 8/22 (2013.01); H04W 48/16 (2013.01); H04W 88/06 (2013.01); H04W 88/08 (2013.01);
Abstract

A base station includes a radio communication unit () configured to wirelessly communicate with a mobile apparatus capable of communicating in both a first mobile communication system and a second mobile communication system and a network communication unit () configured to communicate with a switching station in the first mobile communication system, and if a line setup instruction signal (Initial Context Setup Request) received at the network communication unit from the switching station is not due to initial access to the switching station by the mobile apparatus, the radio communication unit receives mobile apparatus capability information in the second mobile communication system (UE-UTRA-Capability) from the mobile apparatus after transmitting a line setup response signal (Initial Context Setup Response) to the switching station.


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