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:
Jan. 05, 2010

Filed:

Oct. 26, 2005
Applicant:

Tadaharu Kusumi, Osaka, JP;

Inventor:

Tadaharu Kusumi, Osaka, JP;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/00 (2006.01); H04L 7/00 (2006.01); G06F 1/12 (2006.01);
U.S. Cl.
CPC ...
Abstract

A clock signal generating section generates a clock signal of a predetermined frequency. A frequency spreading section spreads the frequency of the clock signal generated by the clock signal generating section based on a predetermined spread ratio. A controlling section sets the spread ratio of the frequency spreading section in accordance with a used state of a serial communication device and a parallel communication device. The clock signal controlling device having the above arrangement enables to suppress an electromagnetic wave emitted from an electronic device, and to keep a computation processing speed in the electronic device, and an operation speed of the electronic device from unduly lowering.


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