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:
Jan. 18, 1983
Filed:
Jun. 08, 1981
Applicant:
Inventors:
David P Andersen, Burnsville, MN (US);
Eugene P Chicoine, Burnsville, MN (US);
Assignee:
Sperry Corporation, New York, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
G01C / ; G01C / ;
U.S. Cl.
CPC ...
340 26 ; 340539 ; 364461 ;
Abstract
A ground-to-air, voiced alerting system whereby a ground controller can communicate traffic warning messages to a pilot in an automatic fashion via a voice radio band and a voiced message generator. The system generally comprising means for transmitting a frequency shift key (FSK) encoded message to the pilot via the voice band and receiver means for decoding the same message. The decoding means, in turn, generally comprising means for identifying specific aircraft and additional means for decoding the message and producing the voiced message over the pilot's head set.