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:
Jan. 03, 2012
Filed:
Feb. 10, 2009
Applicants:
Keisuke Takeuchi, Kunitachi, JP;
Kenzaburo Fujishima, Kokubunji, JP;
Rintaro Katayama, Kokubunji, JP;
Koki Uwano, Fujisawa, JP;
Inventors:
Keisuke Takeuchi, Kunitachi, JP;
Kenzaburo Fujishima, Kokubunji, JP;
Rintaro Katayama, Kokubunji, JP;
Koki Uwano, Fujisawa, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04J 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
When a receiving apparatus which employs a OFDM-based cellular wireless communication scheme detects as an excessive signal for each frame, the signal having signal intensity exceeding a reference value after a Fourier transform, a gain variable according to an excessive quantity relative to the reference value is used for each frame to control signal intensity such that the amplitude thereof is at most the reference value.