Inventors:
Edward C. Pershouse - Acton MA
Assignee:
Avidyne Corporation - Lincoln MA
International Classification:
G01S 1395
US Classification:
342 26, 342 74, 342 81, 342120, 342146, 342179, 342180, 342181
Abstract:
The relative altitude of the center of a radar beam in relation to the aircrafts altitude at a plurality of distance ranges from the radar source is computed. A plurality of range rings representing the distance ranges are displayed. The computed relative altitude is displayed adjacent to each range ring displayed.