Research/Patents/US 5530448
US 5530448

THREE-PULSE MTI WITHOUT BLIND SPEEDS

Assignee

UNITED STATES OF AMERICA

Filed

Dec 5, 1983

Granted

Jun 25, 1996

Location

FT. WASHINGTON MD US

Abstract

An MTI with no blind speeds which compensates for antenna scan modulation.his design includes circuitry for generating and transmitting consecutive first, second and third doppler-tolerant FM pulses, wherein the first and third FM pulses have a given dispersion characteristic, and the second FM pulse has a dispersion characteristic which is the complex conjugate of the first and third FM pulses. Circuitry is then provided for receiving and compressing the first, second, and third echos from the first, second, and third pulses, respectively. Finally, a processing circuit is used to effectively add the first and third echo pulses and to subtract twice the second echo pulse from this sum to effect the detection of the moving target.

Source: Google Patents

35 USC §181 Secrecy Order

Imposed

Apr 18, 1984

Rescinded

Oct 27, 1995

Duration

11 years, 6 months

Inventor

  • 1BERNARD L. LEWIS

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Back to patent indexSource: USPTO 35 USC §181 secrecy order records