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:
Apr. 11, 2017
Filed:
Sep. 26, 2013
Applicant:
Raytheon Company, Waltham, MA (US);
Inventors:
Yueh-Chi Chang, Northborough, MA (US);
Peter R. Drake, Northborough, MA (US);
Yuchoi F. Lok, Framingham, MA (US);
Assignee:
Raytheon Company, Waltham, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 21/20 (2006.01); H01Q 3/34 (2006.01); H01Q 23/00 (2006.01); H01Q 1/28 (2006.01); H01Q 21/00 (2006.01); H01Q 3/24 (2006.01);
U.S. Cl.
CPC ...
H01Q 21/205 (2013.01); H01Q 1/28 (2013.01); H01Q 3/34 (2013.01); H01Q 21/0025 (2013.01); H01Q 23/00 (2013.01); H01Q 3/242 (2013.01);
Abstract
Methods and apparatus for a phase array radar system having a fragmented array. In one embodiment, subarrays forming a generally rectangular shape are disposed on the surface of a truncated cone or a dome so that gaps are formed between adjacent segments of subarrays or between every adjacent subarrays.