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:
Jun. 24, 2003
Filed:
May. 08, 2001
Applicant:
Inventors:
Stephen C. Holme, San Ramon, CA (US);
Hiroyuki Ikemoto, Cupertino, CA (US);
Assignee:
Space Systems/Loral, Inc., Palo Alto, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01P 1/208 ; H01P 3/12 ;
U.S. Cl.
CPC ...
H01P 1/208 ; H01P 3/12 ;
Abstract
A filter that produces a multiple passband response as a single device. The multiple passband filter has a plurality of poles concentrated in a desired passband of the filter. A plurality of zeroes are located outside of the desired passband to form passband edges. One or more zeroes are located in a central portion of the passband to form multiple passbands within the passband edges.