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:
Feb. 13, 1979
Filed:
Aug. 01, 1977
Applicant:
Inventor:
John J Risko, East Windsor, NJ (US);
Assignee:
RCA Corporation, New York, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01S / ;
U.S. Cl.
CPC ...
343 175 ; 307360 ;
Abstract
Apparatus is responsive to an alternating signal which exceeds a first level, V.sub.L, and within a given time, t, exceeds a greater second level, V.sub.H, by causing a signal manifestation pulse to issue. The apparatus is responsive to a signal which does not exceed V.sub.H within time t after exceeding V.sub.L causing disablement of the circuit.
Risko, John. (1979). Two level threshold circuit (U.S. Patent No. 4139851). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4139851
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile