Patent · US Expired

Radar based terrain and obstacle alerting function

US5945926A · kind A · utility

189Cited by
17References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 14, 1997
Grant dateAug 31, 1999
Priority date
Expiry dateMay 14, 2017

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02A90/10
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A radar based terrain and obstacle detection device for aircraft detects obstacles and terrain ahead of the aircraft. An alert is sounded if the obstacle or terrain is above a clearance plane positioned ahead of the aircraft.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.