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.:

US 7801018 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 21, 2010

Filed:

Dec. 07, 2001
Applicants:

Yasuhide Okuhata, Yokohama, JP;

Atsushi Shinoda, Sagamihara, JP;

Inventors:

Yasuhide Okuhata, Yokohama, JP;

Atsushi Shinoda, Sagamihara, JP;

Assignee:

Kabushiki Kaisha Kenwood, Hachiouji-shi, Tokyo, JP;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04J 11/00 (2006.01); H04J 1/00 (2006.01); G01R 31/08 (2006.01); H04W 4/00 (2009.01); H03C 7/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

A diversity receiver capable of stably receiving an orthogonal frequency division multiplex signal, wherein a demodulator is so operated that the attenuation of the received signal is varied step by step every time a period corresponding to a guard interval section comes if it is determined that the reception level is increased by switching the attenuation in any one of variable attenuators, and the demodulator is so operated that the variable attenuator designated by an antenna control pointer is changed and the attenuation is varied if it is determined that the variable attenuator designated by an antenna control pointer is identical with the variable attenuator designated by an antenna fixing pointer.


Find Patent Forward Citations

Okuhata, Yasuhide. (2010). Diversity receiver, and method for receiving orthogonal frequency division multiplex signal (U.S. Patent No. 7801018). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7801018

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