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:
Jun. 17, 1997
Filed:
Apr. 03, 1995
Applicant:
Inventor:
Koichi Tanaka, Yamato, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03H / ;
U.S. Cl.
CPC ...
375232 ; 3647242 ;
Abstract
Apparatus and method for minimizing a data error, in case of fault, by detecting a sudden level fluctuation by hit or impulse noise of an input signal, level recovery, and error variance based on the error judged from the equalized signal, and updating a tap coefficient of an adaptive tap coefficient in accordance with the result of detection.