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. 06, 2001
Filed:
Aug. 06, 1999
Applicant:
Inventors:
Daryal Kuntman, Bellevue, WA (US);
Ruy L. Brandao, Fort Lauderdale, FL (US);
Ruy C. P. Brandao, Redmond, WA (US);
Assignee:
Honeywell International, Inc., Morristown, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01S 1/374 ; G01S 1/393 ;
U.S. Cl.
CPC ...
G01S 1/374 ; G01S 1/393 ;
Abstract
A method and apparatus for transmitting a directional reply signals in response to Air Traffic Control Radar Beacon System and Mode Select signals interrogation signals. Two directional antennas independently acquire an interrogation signal and are connected by means of a configurable switch to a transponder. The antennas may include multiple directional antenna elements.