초록

An aircraft guidance system uses radar imaging to verify airport and runway location and provide navigation updates. The system is applicable to flight operations in low visibility conditions.

대표청구항 ▼

[ What is claimed is:] [1.]1. A landing guidance device for aircraft comprising:a first input for receiving aircraft position data;a second input for receiving radar image data including image data from a radar sum channel, a radar delta channel and a radar delta_d channel;a feature map of a landing

[ What is claimed is:] [1.]1. A landing guidance device for aircraft comprising:a first input for receiving aircraft position data;a second input for receiving radar image data including image data from a radar sum channel, a radar delta channel and a radar delta_d channel;a feature map of a landing area;means, coupled to said first input and to said feature map for generating a reference image from said feature map based upon said aircraft position data; andmeans, coupled to said means for generating a reference image and to said second input, for comparing said reference image to said radar image data and outputting a guidance command.