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.
Patent No.:
Date of Patent:
Aug. 07, 2012
Filed:
Jan. 19, 2005
Applicant:
Masao Watanabe, Kanagawa, JP;
Inventor:
Masao Watanabe, Kanagawa, JP;
Assignee:
Fuji Xerox Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04Q 5/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a wireless transponder comprising: a receiver unit that receives an electromagnetic input signal; an input converter unit that converts into an acoustic wave the electromagnetic input signal received by the receiver unit; a delay unit provided in a direction in which an acoustic wave generated by the input converter unit propagates; an output converter unit that converts into an electromagnetic output signal the acoustic wave which has propagated inside the delay unit; and a transmitter unit that transmits wirelessly the electromagnetic output signal generated by the output converter unit.