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. 22, 2011
Filed:
May. 08, 2007
Applicants:
James Christopher Gordon Matthews, Colchester, GB;
Robert Alan Lewis, Maldon, GB;
Christian Rieckmann, Darmstadt, DE;
Inventors:
James Christopher Gordon Matthews, Colchester, GB;
Robert Alan Lewis, Maldon, GB;
Christian Rieckmann, Darmstadt, DE;
Assignee:
BAE Systems plc, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 19/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
An antenna including a number of antenna units, each having a lens and an array of beam ports. The antenna units are arranged in a stack, and are configured to transmit or receive signals from the same field-of-view. Each unit is configured to operate in a different frequency band, with the lenses being configured such that an approximately constant beam shape is maintained across the entire operating bandwidth of the antenna.