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:
Jul. 17, 2018
Filed:
Feb. 19, 2016
Applicant:
Rockwell Collins, Inc., Cedar Rapids, IA (US);
Inventor:
Alexander B. Kozyrev, Madison, WI (US);
Assignee:
ROCKWELL COLLINS, INC., Cedar Rapids, IA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H03H 7/01 (2006.01); H03H 11/04 (2006.01); H03H 17/02 (2006.01);
U.S. Cl.
CPC ...
H03H 7/0138 (2013.01); H03H 7/0107 (2013.01); H03H 7/0115 (2013.01); H03H 11/04 (2013.01); H03H 11/0405 (2013.01); H03H 17/0261 (2013.01);
Abstract
A filter can be used in circuit. The filter includes a first stage including a first resonator configured to oscillate at a first fundamental frequency, a second resonator configured to oscillate at a second fundamental frequency, and a first nonlinear coupler for the first resonator and the second resonator. The second fundamental frequency being one half of the first fundamental frequency. The filter also includes a second stage including a third resonator, a fourth resonator, and a second nonlinear coupler for the third resonator and the fourth resonator.