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:
Sep. 18, 2012
Filed:
May. 07, 2010
Matthew M. Mcquaid, Hudson, NH (US);
Michael J. O'brien, Nashau, NH (US);
Nicolas S. Peterson, Merrimack, NH (US);
Basil W. Thompson, Hooksett, NH (US);
Duane A. Beaulieu, Brookline, NH (US);
Kari M. Karwedsky, Merrimack, NH (US);
Matthew M. McQuaid, Hudson, NH (US);
Michael J. O'Brien, Nashau, NH (US);
Nicolas S. Peterson, Merrimack, NH (US);
Basil W. Thompson, Hooksett, NH (US);
Duane A. Beaulieu, Brookline, NH (US);
Kari M. Karwedsky, Merrimack, NH (US);
BAE Systems Information and Electronic Systems Integration Inc., Nashua, NH (US);
Abstract
Methods, antennas and other embodiments associated with impedance matching an antenna feed slot. A slot antenna includes a planar metal sheet. A feed slot opening is formed in the metal sheet. The feed slot has a first end and a second end. A tapered opening is formed in the metal sheet. Adjacent sides of the tapered opening touch the first end of the feed slot. An impedance matching star shaped opening is formed in the metal. The impedance matching star shaped opening touches the second end of the feed slot.