Methods and apparatus for determining the differential sideband

Communications: directive radio wave systems and devices (e.g. – Determining velocity – Combined with determining sense of motion

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342115, 342194, 342160, 367 94, G01S 1362, G01S 1562

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active

047603984

ABSTRACT:
A radar signal processor and methods of operating same for determining the differential sideband power of reflected energy received in a frequency window by a radar receiver, which processor contains a generator of orthogonal signals, a mixer for multiplying these orthogonal signals times quadrature signals, an integrating circuit for integrating the mixer outputs over a predetermined time interval, a multiplier for multiplying the integrals from the integrating circuit together, and a circuit to average the products from the multiplier over time.

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