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:
Aug. 26, 2003
Filed:
Apr. 16, 2002
Angelo Puzella, Marlboro, MA (US);
Kenneth Komisarek, Acton, MA (US);
Joseph Crowder, Marlborough, MA (US);
Patricia Dupuis, Medway, MA (US);
Gary Kingston, Taunton, MA (US);
Raytheon Company, Lexington, MA (US);
Abstract
A planar circulator assembly includes a dielectric substrate having a first surface and an opposing second surface, a plurality of circulator circuits, each circulator circuit having a first ferrite receiving pad disposed on the first surface and a second ferrite receiving pad; disposed on the second surface a first sub-assembly board disposed on the first surface having a plurality of first apertures, a plurality of ferrite-magnet sub-assemblies, each ferrite-magnet sub-assembly disposed in a corresponding first aperture and aligned with a corresponding first ferrite receiving pad and electromagnetically coupled to the corresponding first ferrite receiving pad. The assembly further includes a second sub-assembly board disposed on the second surface having a plurality of second apertures, and a plurality of ferrites, each ferrite disposed in a corresponding second aperture and aligned with a corresponding second ferrite receiving pad and electromagnetically coupled to the corresponding second ferrite receiving pad.