phased-array-radar antenna
PHASED ARRAY ANTENNA AND BEAMFORMING SUBSYTEMS IN PHASEDARRAY RADAR
... a phased array antenna is to use digital beam ...each antenna element in the ...the phased array ...The phased array antenna will still contain analog ...
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Adaptive Beam Synthesis for Phased Array Antenna
... a Phased Array Antenna by trying to place nulls in the beam pattern depending upon the location of the ...A radar system may be jammed by a remote signal source that intentionally creates the ...
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An Active Phased Array Radar Transmitter Design
... of antenna elements, and allow for the manipulation of the phase distribution without additional phase shifting ...millimeter-wave radar, imaging, and communication systems, the injection-locked technique ...
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Superresolution Elevation Angle Estimation in Multipath Environment Using Passive Bistatic Radar
... surveillance antenna, a reference antenna and a receiver. The reference antenna points to the exploited illuminator to receive the transmitting signal, and the surveillance antenna is directed ...
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Simple Calibration Technique for Phased Array Radar Systems
... a phased array radar, and thanks to that, can efficiently account for a large number of parasitic effects such as mutual coupling between array elements, diffraction phenomena, mismatch, and ...
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Study Comparative of Parabolic and Phased Array Antenna
... typical radar antennas, parabolic reflectors and ...linear phased array, array tapering and discrete Fourier transform DFT are also ...
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An Array Partitioning Scheme of Airborne Phased-MIMO Radar Based on STAP SINR
... airborne phased-multiple-input-multiple-output (Phased-MIMO) radar with collocated antenna array is a tradeoff of phased array radar and MIMO ...transmitting ...
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An Optimal Antenna Pattern Synthesis for Active Phased Array SAR Based on Particle Swarm Optimization and Adaptive Weighting Factor
... optimal antenna pattern for active phased array synthetic aperture radar (SAR) has been synthesized to meet the best performances based on particle swarm optimization (PSO) and adaptively ...
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Null Steering In Phased Antenna Array System Using Amplitude Only GA and PSO Palak N. Patel 1, Rizwan Alad2 , Ashish Pandya 3, Prarthan Mehta4
... in phased and adaptive arrays may be achieved by controlling some array parameters such as the complex element weights, element phases, amplitudes, and element positions ...and radar applications to ...
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Performance Analysis of Phased Array, Mimo and Phased Mimo Radars
... the phased-array and MIMO radars have been also ...general antenna configuration is considered where several well - separated sub-arrays are used to form a MIMO radar with each ...
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Polarization Matched Radiating Array for Electronically Steered Phased Array Antenna
... of antenna changes due to movement of host platform on which the antennas are ...of antenna changes significantly (due to large yaw, roll and pitch of the airborne ...both radar and communication ...
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Joint Range and Angle Estimation Based on Sub-Array Scheme with Frequency Diverse Array Radar
... phase-array radar is fixed in an angle for all the ranges [1], ...the antenna beams in the directions with different ranges, multiple antennas or a multi-beam antenna must be ...(MIMO) ...
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ENERGY EFFICIENT DISTRIBUTED IMAGE COMPRESSION USING JPEG2000 IN WIRELESS SENSOR NETWORKS (WSNS)
... (MIMO) radar can achieve improved localization performance by employing a coherent processing approach with proper antenna ...conventional phased-array radar can be improved by using ...
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Design of 20x20 Elements Phased Array Antenna Using MATLAB
... of phased arrays with reduced complexity. As mentioned before, phased array antenna systems have traditionally been in use for military applications in the past several ...civilian ...
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Beam Steering by Changing the Length of Feeders in Phased Array Antenna
... C-Band Phased Array Antenna for radar and ...The antenna array simulations are carried out by using HFSS v13 ...simulated array antenna using microstrip line feed ...
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50x50 Elements Phased Array Antenna using MATLAB and CST
... phase array antenna has already been used for military applications in the past several decades such as ...planar array while increasing spacing as more lambda, many side lobes appear next to main ...
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Understanding and optimizing microstrip patch antenna cross polarization radiation on element level for demanding phased array antennas in weather radar applications
... There are numerous feeding mechanisms available for microstrip patch antenna elements. Well-known feeding techniques are aperture-coupling, probe-feeding, proximity- coupling and insert-feeding. Aperture-coupled ...
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Pattern Synthesis for the Cylindrical Polarimetric Phased Array Radar (CPPAR)
... In this paper, an optimization algorithm for pattern synthesis is developed to efficiently optimize the beamforming weights of multi-objective optimization problem for the CPPAR. The beamforming weights are optimized to ...
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Synthesizing a Broad Beam for an Atmospheric Radar
... Broad beam is used in Atmospheric radars. Broad beam is used to obtain data from large area in turbulent conditions. It is obtained using phase only pattern synthesis for the active phased array ...
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A 77 GHz BCB BASED HIGH PERFORMANCE ANTENNA ARRAY FOR AUTONOMOUS VEHICLE RADARS
... the antenna array has an added advantage of a robust integrability with its signal processing modules unlike most antenna arrays available in the ...rectangular antenna patch acting as a ...
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