2018-09-18 Assigned to THE UNITED STATES OF AMERICA AS REPRESENTED BY THE
SECRETARY OF THE ARMY reassignment THE UNITED STATES OF AMERICA AS …

US10234543B2 - Methods and systems for locating targets using non linear radar with a matched
filter which uses exponential value of the transmit signal - Google Patents US10234543B2 …

A radar transmitter (Tx) transmits a radio-frequency radar transmission signal from a
transmission antenna (Tx_ant1). An antenna branch processor (D1) receives a reflection …

A radar assembly for receiving signals at spaced frequencies from an unknown transmitting
source comprising a receiver operative to receive signals; the receiver comprising a series …

A harmonic radar apparatus includes a transmitter configured to transmit a plurality of
fundamental frequencies towards a scene. A further aspect of the harmonic radar apparatus …

A method for detecting objects comprising radiation-absorbent material includes transmitting
signals of two different frequencies to a target location and receiving an intermodulation …

(57) ABSTRACT A spectrum sensing radar system including a spectrum power sensing
module configured to sense electromagnetic signal powers in a plurality of sub-frequencies …

G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR
VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE …

Abstract Systems, apparatus, and methods are described that provide for detection of a
metamaterial surface (metasurface) on a device or object. Multitone EM radiation is …

An electronic device 1 comprises: a transmitting antenna configured to transmit transmitted
waves; a receiving antenna configured to receive reflected waves obtained by reflection of …