Device for measuring the distance to a runway for an aerial vehi

Details Device for measuring the distance to a runway for an aerial vehi Device for measuring the distance to a runway for an aerial vehi

1991-05-28

1993-03-02

Barron, Jr., Gilberto

Communications: directive radio wave systems and devices (e.g.,

Return signal controls external device

342 68, 342128, 342192, G01S 1342, F42C 1304

Patent

active

051913461

ABSTRACT:
A device automatically measures a distance relative to the longitudinal axis of a runway to be destroyed. This device comprises: a radar transmitter-receiver, at least one depointed antenna, distance-measuring gates, a threshold circuit and a computer circuit.

REFERENCES:
patent: 4104633 (1978-08-01), Donahue et al.
patent: 4679748 (1987-07-01), Blomqvist et al.
IEEE Transactions on Geoscience and Remote Sensing, vol. GE-25, No. 3, May, 1987 "Observation of Sea Ice Using the 36-GHz Surface Contour Radar", L. S. Fedor et al.
Proceedings of IGARSS 1986, vol. III, Sep. 1986, "Techniques for Providing High Spatial Resolution From Radar Altimeters", H. D. Griffiths et al.
Proceedings of the IEEE vol. 70, No. 12, Dec. 1982, "Radar Signatures of Terrain: Useful Monitors of Renewable Resources" F. T. Ulaby.

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