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:
Nov. 17, 1981
Filed:
Jul. 17, 1979
Applicant:
Inventors:
Koichi Tanaka, Tokyo, JP;
Kiyoshi Amazawa, Ohmiya, JP;
Assignees:
Nippon Electric Co., Ltd., Tokyo, JP;
Clarion Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H04B / ;
U.S. Cl.
CPC ...
455221 ; 455222 ; 455312 ; 328165 ;
Abstract
A noise eliminating circuit capable of detecting a frequency component largely contained in a pulsive noise from an input signal and cutting off a signal path upon detection of such a frequency component for eliminating the pulsive noise, which circuit is characterized by means for keeping the signal path cut off for the duration when the input signal exceeds a preset level.
Tanaka, Koichi. (1981). Noise eliminating circuit (U.S. Patent No. 4301541). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4301541
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile