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. 01, 1994
Filed:
Jul. 06, 1993
Applicant:
Inventor:
Stephen B Einbinder, Plantation, FL (US);
Assignee:
Motorola, Inc., Schaumburg, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01P / ;
U.S. Cl.
CPC ...
333204 ; 333 26 ; 455326 ;
Abstract
A bandpass filter (40) includes a first microstrip split-ring resonator (12), having at least a first edge and a second edge, the first edge having a gap (20), and an input The bandpass filter (40) also includes a second microstrip split-ring resonator (14), having at least a first edge and a second edge, the first edge being coupled to the second edge of the first microstrip split-ring resonator electromagnetically (22) and by a central grounding aperture (223), and the second edge of the second microstrip split-ring resonator comprising a gap (26) and a balanced output (30, 32).