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:
Dec. 15, 2015
Filed:
Dec. 20, 2012
Applicant:
Eurocopter Deutschland Gmbh, Donauworth, DE;
Inventors:
Wolfgang Kreitmair-Steck, Munich, DE;
Tim Waanders, Munich, DE;
Assignee:
Airbus Helicopters Deutschland GmbH, Donauworth, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01S 13/93 (2006.01); G01S 13/87 (2006.01);
U.S. Cl.
CPC ...
G01S 13/9303 (2013.01); G01S 13/87 (2013.01);
Abstract
A proximity warning system for a helicopter () comprising at least two radar units (-), preferably three radar units (-) arranged to transmit microwaves and receive reflections of said microwaves from obstacles (). The at least two radar units (-) are fixed next to a main rotor head(s) () of the helicopter () for horizontally scanning an entire environment of 360° around the helicopter (), all of said at least two radar units (-) operating essentially at the same frequency.