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World J Methodol. Sep 20, 2026; 16(3): 110991
Published online Sep 20, 2026. doi: 10.5662/wjm.v16.i3.110991
Table 4 Summary of the technical specifications in different radar-based microwave imaging systems
Origin
Antennas and arrangement
Frequency range (GHz)
Patient position
Coupling
Hardware
Imaging algorithm
Development stage
Dartmouth College[20,21]16-monopole array0.5-2.3ProneGlycerin/waterStationary array PC controlled function generator and Rx circuitryLog-phase formulationConcept and feasibility
16-monopole array0.5-2.5ProneGlycerin/waterStationary array Ettus B210 SDRLog-phase formulationConcept and feasibility
McMaster University[22]1-horn (Tx), 9-bowtie array (Rx)3.0-8.0Not specifiedNot specifiedStationary array planar scanningScattered power mapping, quantitative microwave holographyConcept and feasibility
Istanbul Technical University (SAFE)[23]1 (Tx), 36-antenna array (Rx)1.4-8.0ProneLiquid coupling mediumStationary array VNA usageLinear sampling method, factorization methodVerification and validation


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