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:
Oct. 16, 2012

Filed:

Oct. 02, 2009
Applicants:

Koichi Fujishiro, Inagi, JP;

Mitsuo Watanabe, Inagi, JP;

Hiroshi Kawamata, Inagi, JP;

Inventors:

Koichi Fujishiro, Inagi, JP;

Mitsuo Watanabe, Inagi, JP;

Hiroshi Kawamata, Inagi, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G08B 13/14 (2006.01);
U.S. Cl.
CPC ...
Abstract

A communication apparatus includes a first RF tag which performs communication using electromagnetic waves in a first frequency band; a second RF tag which performs communication using electromagnetic waves in a second frequency band different from those in the first frequency band; a storage unit having a shared area accessible from the respective RF tags; and a power controller which generates power for driving the first RF tag and the storage unit using the first frequency band electromagnetic waves and supplies the generated power to the first RF tag and the storage unit, and which generates power for driving the second RF tag and the storage unit using the second frequency band electromagnetic waves and supplies the generated power to the second RF tag and the storage unit.


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