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. 05, 2013

Filed:

Feb. 25, 2009
Applicant:

Nobuyuki Tanaka, Yokohama, JP;

Inventor:

Nobuyuki Tanaka, Yokohama, JP;

Assignee:

Kyocera Corporation, Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 27/28 (2006.01);
U.S. Cl.
CPC ...
Abstract

A mobile station () transmits a signal after connection is established, by using the same number of subcarriers as the number of subcarriers equal to or smaller than a predetermined number used for transmitting a connection request signal (TCCH). A base station () detects the number of subcarriers used for transmitting the connection request signal (TCCH) (S), and controls in accordance with the detected number of subcarriers the passband width of a bandpass filter having a passband with a variable width accommodating the predetected number of subcarriers, for separating a signal of the mobile station () falling within the passband from a received signal (S).


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