W-band FMCW Sensors for Remote Detection of Hidden Objects and Persons (Prof. Y. Pinhasi, Prof. B. Kapilevich, Dr. M. Einat) Clutte Man target RX TX IF LO RF FMCW Source 15-16 GHz DAQ LNA Power divider Mixer Multiply x 6 Multiply x 6 target The offset angle of the radar Antenna Antenna Block-diagram of the sensor Experimental setup “Solid Works” art-design Recorded signal in IF channel before processing After processing Reception parameters: Receiving antenna gain: 35dBi Base band Low pass filter: 3KHz Video amplifier:10dB 12bit DAQ Sampling rate: 22 KHz Lab view controlling software MATLAB processing program Transmission parameters: Synthesizer frequency range: 15-16 GHz, frequency span = 200MHz, multiplication = 6 Transmitted frequencies: 90 -96 GHz Linear FM Frequency deviation:1.2GHz Sweep time: T= 0.25sec Transmission Power: 10mW Transmitting antenna gain: 35dBi Lab-View Interface Experiments: In-door and Out-door • Detecting a person at distance 60m • Detecting electric power line in presence of clutters • Gun covered by a fabric MATLAB graphs of reflections from different targets detected within 60-meter from the radar B.Kapilevich, Y.Pinhasi, M.Anisimov, B.Litvak, D.Hardon, “FMCW MM-wave Non-Imaging Sensor for Detecting Hidden Objects”, Spain, 2011, IEEE MTT-S, Int. Workshop on MMwave Technologies, pp.664 -667, B. Kapilevich, Y.Pinhasi, M.Anisimov, B.Litvak, D.Hardon, Y.Wool, “Detecting power lines using 330GHz FMCW sensor”, Microwaves, Communications, Antennas and Electronics Systems (COMCAS), 2011 IEEE International Conference on , 2011 , pp.1 – 4, Tel Aviv. Research students: M. Anisimov, Y. Wool, A. Etinger, N. Balal RF Microwave MMwave Lab Noise floor Corner reflector Adult Child

FMCW mm Wave detection haiden object

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Page 1: FMCW mm Wave detection haiden object

W-band FMCW Sensors for Remote Detection

of Hidden Objects and Persons

(Prof. Y. Pinhasi, Prof. B. Kapilevich, Dr. M. Einat)

Clutte

Man target

FMCW

Source

15-16

GHz

DAQ LNA

Power

divider

Mixer

Multiply

x 6

Multiply

x 6

target

The offset angle of the radar

Antenna

Block-diagram of the sensor Experimental setup “Solid Works” art-design Recorded signal in IF channel before processing After processing

Reception parameters: Receiving antenna gain: 35dBi Base band Low pass filter: 3KHz Video amplifier:10dB 12bit DAQ Sampling rate: 22 KHz Lab view controlling software MATLAB processing program

Transmission parameters: Synthesizer frequency range: 15-16 GHz, frequency span = 200MHz, multiplication = 6 Transmitted frequencies: 90 -96 GHz Linear FM Frequency deviation:1.2GHz Sweep time: T= 0.25sec Transmission Power: 10mW Transmitting antenna gain: 35dBi

Lab-View Interface

Experiments: In-door and Out-door

• Detecting a person at distance 60m

• Detecting electric power line in presence of clutters

• Gun covered by a fabric

MATLAB graphs of reflections

from different targets detected

within 60-meter from the radar

B.Kapilevich, Y.Pinhasi, M.Anisimov, B.Litvak, D.Hardon, “FMCW MM-wave Non-Imaging Sensor for Detecting Hidden Objects”, Spain, 2011, IEEE MTT-S, Int. Workshop on MMwave Technologies, pp.664 -667,

B. Kapilevich, Y.Pinhasi, M.Anisimov, B.Litvak, D.Hardon, Y.Wool, “Detecting power lines using

330GHz FMCW sensor”, Microwaves, Communications, Antennas and Electronics Systems

(COMCAS), 2011 IEEE International Conference on , 2011 , pp.1 – 4, Tel Aviv.

Research students: M. Anisimov, Y. Wool, A. Etinger, N. Balal

RF Microwave MMwave Lab

Noise floor

Corner

reflector

Adult

Child

http://ieeexplore.ieee.org/search/searchresult.jsp?searchWithin=Authors:.QT.Wool, Y..QT.&newsearch=partialPref

http://ieeexplore.ieee.org/xpl/mostRecentIssue.jsp?punumber=6094290