Open loop countermeasure to passive direction finding and locati

Details Open loop countermeasure to passive direction finding and locati Open loop countermeasure to passive direction finding and locati

1995-06-16

1996-07-09

Sotomayor, John B.

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

Radar ew

Eccm

342 18, G01S 736

Patent

active

055348670

ABSTRACT:
A method and apparatus for controlling the output characteristics of a radar emitter for thereby preventing the location of the emitter using Doppler techniques. The emitter's RF frequency and PRF are under the control of a random signal generator which causes the emitter to emulate common signal corrupting influences.

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patent: 3891989 (1975-06-01), Barney et al.
patent: 4068235 (1978-01-01), Peters, Jr. et al.
patent: 4072944 (1978-02-01), Bianco et al.
patent: 4257108 (1981-03-01), Igel
patent: 5241313 (1993-08-01), Shaw et al.
patent: 5315307 (1994-05-01), Tsui et al.

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