OOIR: Observatory of International Research

Papers

(The median citation count of IET Microwaves Antennas & Propagation is 1. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-03-01 to 2025-03-01.)

Article	Citations
	37
A high gain circularly polarised magnetoelectric dipole antenna array with metallic radiating structures for millimetre‐wave applications	27
A wideband and high‐gain switched‐beam antenna system using active frequency selective surface	24
Design and characterisation of a dual probe with double‐loop structure for simultaneous near‐field measurement	23
Cover Image	23
A single‐microstrip‐fed S‐shaped magneto‐electric dipole array with broadband circular polarisation for MMW applications	17
A 28‐GHz reconfigurable 1‐bit substrate‐integrated‐waveguide based phase shifter	16
Compact dual‐layer substrate‐integrated waveguide bandpass filters with controllable transmission zeros	15
Scattering from a semi‐elliptical cavity with arbitrary orientation placed in a perfect electric conductor plane	15
Balanced‐to‐unbalanced and balanced‐to‐balanced filtering rat‐race couplers using multilayer substate integrated waveguide cavities	14
3D metal printed slot antenna array with high gain and enhanced bandwidth using triple‐mode sine corrugated cavity resonator	13
Synthesis of flat‐top beampatterns based on simple polynomial transforms of Gaussian excitations	12
Longitudinal coupling impedance of a particle traveling in PEC rings: A regularised analysis	11
Wideband single‐fed circularly polarised patch antenna	11
The performance of in‐building measurement‐based path loss modelling using kriging	10
A stochastic contour path finite‐difference time‐domain method for uncertainty analysis of metal slot size	10
A low sidelobe 77 GHz centre‐fed microstrip patch array antenna	10
3‐D glass integrated stacked patch antenna array for silicon active package system	10
	9
Time domain response of corrugated transmission lines	9
A novel metasurface lens antenna design for over‐the‐air testing in millimetre wave radio resource management measurement	9
Behaviour modelling of passive intermodulation in a complex non‐linear system	9
Guest Editorial: Antennas and propagation at millimetre, sub‐millimetre wave and terahertz bands	9
Watchstrap integrated wideband circularly polarized antenna design for smartwatch applications	9
	9

Machine learning‐assisted direction‐of‐arrival accuracy enhancement technique using oversized lens‐loaded cavity	9
One‐dimensional high‐gain beam‐scanning transmitarray fed by phased array with continuous electronic scan and low scan loss	9
Low power and low phase noise complementary voltage controlled oscillator optimised by a meta‐heuristic algorithm	8
A high‐gain circular polarization beam scanning transmit array antenna	8
Guest editorial: Antenna integration and miniaturisation techniques	8
High gain, high isolation, and low‐profile two‐element MIMO array loaded by the Giuseppe Peano AMC reflector for wireless communication systems	8
A combined aperture‐coupled membrane microstrip patch antenna array	8
Antenna array calibration methods based on simultaneous perturbation	8
A flat aperture antenna composed of a series fed H‐plane horn array excited by a ridge gap waveguide horn	8
Balanced multiple‐layer dual‐mode substrate integrated waveguide filters with controllable finite‐transmission zeros	8
Dyadic Green's function of partially filled graphene‐loaded rectangular waveguides	8
A polarization‐insensitive time‐modulated frequency‐selective surface for broad frequency range	7
An efficient adaptive h‐refinement for the RWG‐based electric field integral equation applied to antennas with waveport	7
Embroidered Spoof Surface Plasmon Polariton Transmission Line for Wireless Body Sensor Network	7
Multilayer packaging dual‐band balanced bandpass filter based on dual‐mode substrate integrated waveguide cavities with split‐type topology	7
Design and development of broadband gap waveguide‐based 0‐dB couplers for Ka‐band applications	7
A single‐layer circularly polarized planar lens antenna at millimetre‐wave	7
	7
Design and fabrication of waveguide‐based graded refractive index Rotman lens with an improved insertion loss at K_a‐band	7
Probability distributions of three‐antenna efficiency measurement in a reverberation chamber	7
Full‐angle beam scanning leaky‐wave antenna array based on spoof surface plasmon polaritons	7
Design of robust and low‐loss 3‐D printed double‐ridged waveguide to microstrip transition	7
A new periodic fractal parasitic structure to design the circularly polarized microstrip antenna for the satellite navigation system	7
Design of miniaturised printed quadrifilar helix antenna with isoflux coverage and wide‐angle circular polarisation	6
Horn array antenna with high aperture efficiency and suppressed grating lobes	6
3D geometry‐based UAV to vehicle multiple‐input multiple‐output channel model incorporating Unmanned aerial vehicle heaving motion	6
Compact linear‐phase bandpass filters with notched frequency response employing eighth‐mode substrate integrated waveguide and dual‐mode microstrip line structure	6
General approach to the line source electromagnetic scattering by a circular strip: Both E‐ and H‐polarisation cases	6
Improving coverage of indoor millimetre wave systems using spherical reflectors	6
Accurate prediction of radio wave propagation in an environment of dielectric ground and obstacles based on the principle of domain decomposition	6
Design of bandwidth enhancement circular polarisation microstrip antenna loaded with sunflower‐shaped metasurface	6
Compact UHF RFID balun‐like integrated tag antenna for long range detection of water bottles	6
On aligning cascaded elements with the polarisation of the incident circularly polarised wave	6
Combined scheme for mitigating coupling interference in dual‐band shared‐aperture base station antenna	6
	6
Scattering of an obliquely incident E− polarised plane wave from ensembles of slotted cylindrical cavities: A rigorous approach	6
Complex WGM frequencies of gyroelectric cylindrical resonators	6
Low complexity but near optimal hybrid beamforming design in tera‐hertz communication systems: principles and opportunities	6
High gain and wideband patch antenna with wide 3‐dB axial ratio bandwidth operating at TM₀₁ and TM₁₁ modes	5
High‐gain ultra‐wideband quasi‐conical beam Fabry‐Perot antenna based on beam switching	5
Optimisation‐based design of transversal signal‐interference microwave bandpass and lowpass filters with extended stopband	5
Miniaturised frequency selective surface‐based rasorber with wideband two‐sided absorption and switchable transmission/reflection band	5
Miniaturised integrated passive device balun design with balanced amplitude and phase for Wi‐Fi applications	5
Miniaturised ultra‐wideband circular polarised koch fractal crossed dipole array	5
Wideband IMD3 suppression through negative baseband impedance synthesis	5
High‐gain, high‐isolation, and wideband millimetre‐wave closely spaced multiple‐input multiple‐output antenna with metamaterial wall and metamaterial superstrate for 5G applications	5
Wideband and metal‐only linear to circular polarization converter using multi‐slot elements	5
A W‐band dual‐beam low side‐lobe level antenna with shared slotted waveguide arrays	5
An ultra‐wideband compact design for hyperthermia: Open ridged‐waveguide antenna	5
Active reflection coefficients characterization system for multiple input multiple output antennas	5

Analysis of electromagnetic interaction between smooth and corrugated transmission lines by using a circuit model	5
Comparative analysis of antenna isolation characteristic with & without self‐interference reduction techniques towards in‐band full‐duplex operation	5
Efficient electromagnetic analysis of multi‐layer and multi‐scale periodic/quasi‐periodic structures	5
Prediction of the far field radiated by a flat antenna under test from a reduced set of near‐field bi‐polar measurements	5
A fast multi‐structural tracking method for characteristic modes with the ability to identify and amend errors	5
	5
A non‐50 Ω‐RMCL transition designed for on‐chip measurement in the 0–170 GHz frequency range	5
A direct synthesis method of multi‐port filtering power divider with arbitrary phase shift, power division and reference impedances	5
	5
An improved simplified composite right‐/left‐handed zeroth‐order resonator and its application to design a compact microstrip bandpass filter with enhanced upper stopband	5
	4
Metamaterial‐based linear phased array antenna with improved wide‐angle scanning bandwidth by parasitic metal strips	4
Magneto‐electric dipole antenna array for 77 GHz automotive radar	4
	4
Integral equation modelling of unmanned aerial vehicle radar scattering characteristics in VHF to S frequency bands	4
Underdetermined direction of arrival estimation of wideband signal based on sparse array	4
A simple yet efficient solution for TE scattering from a right trapezoidal groove	4
Physics‐based wave propagation model assisted vehicle localisation in tunnels	4
Flexible circularly polarized antenna with axial ratio bandwidth enhancement for off‐body communications	4
Compact front module with integrated miniaturised antenna in package for parabolic reflector antenna in satellite ground terminals	4
A ray tracing‐assisted device discovery approach for low terahertz communications	4
Development of a compact metasurface antenna with reconfigurable pattern through mode combination technique for 5G mm‐wave applications	4
Surrogate‐based model using auto‐encoder for optimising multi‐band antennas	4
Theoretical and experimental investigations on a compact TE₁₁ mode bend for high‐power transmission line	4
System‐based specifications for better design of ground‐penetrating radar antennas	4
A low‐profile wideband spiral antenna with multiple stopbands	4
	4
Stability and steady state analysis of mode lock state of medium coupled microwave oscillators	4
Polarised beampattern synthesis against array manifold mismatch	4
A reconfigurable transmitarray unit cell employing liquid metal	4
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	4
Design of broadband dual‐polarized planar antenna with triple radiators	4
Metasurface‐based circularly polarised antenna: Enhanced bandwidth with characteristic mode analysis and symmetric branch design	4
A reflective metasurface for generating dual‐mode dual‐polarized high‐order Bessel vortex beams with equal divergence angle	4
Wideband end‐fire circularly polarised complementary source antenna for millimetre‐wave applications	4
Measurement‐based delay, angular dispersion and propagation loss characteristics of outdoor propagation in beam domain and multi‐beam operation at 38 GHz for 5‐G communication systems	4
60‐ghz wideband circularly polarized antenna array based on TE₃₄₀‐mode SIC and sequential rotation feeding technique	4
Angular characteristics of multipath propagation in an indoor industrial environment	4
Equiripple design of low‐pass filter using stub‐loaded Z‐shaped coupled‐line section	4
Multi‐band millimetre wave indoor directional channel measurements and analysis for future wireless communication systems	4
Efficient minimum blind area model for system and interference uncertainty	3
Multilook phase difference distribution for slightly rough boundary layered ground	3
A parallel‐plate waveguide antenna radiating through a perfectly conducting wedge	3
Frequency and polarisation selective surface for sub‐millimetre wave atmospheric remote sensing	3
Performance analysis of pixelated antennas employing shifted cross‐shaped elements	3
Application of switchable 4G/5G dual antenna system for laptops	3
Research on methods to enhance the survivability of AWACS with FDA against anti‐ARMs on a battlefield	3
Meander‐line‐loaded circularly polarized square‐slot antenna with inverted‐L‐shaped feed line for C‐band applications	3
Compact Ka‐band conical beam filtenna	3
Wideband circularly polarized cross‐dipole antenna with folded ground plane	3
A grating lobe suppression method for displaced subarrays using genetic algorithm	3
Combined‐harmonics wireless power transfer system	3
Direction finding and beamforming using cylindrical array of dipole antennas in the presence of cylindrical scatterer/reflector including the mutual coupling effect	3
Compact 3‐dB directional coupler design based on substrate integrated dual‐strip coaxial line	3
Design of broadband dual‐polarised reconfigurable frequency selective surface based on dual‐branch parallel circuit model	3
	3
Compact hybrid eighth‐mode substrate integrated waveguide and microstrip line filters with mixed electric and magnetic coupling	3
Design and implementation of an S‐band near‐field focused array with high E‐field strength	3
General numerical solution of integral equation for long‐range low‐frequency groundwave propagation over irregular terrain	3
Regularised discretisations obtained from first‐kind Fredholm operator equations	3
A short‐time range‐angle‐decoupled beam pattern synthesis for frequency diverse arrays	3
Rain attenuation prediction model for terrestrial links incorporating wet antenna effects	3
Malfunctioning conformal phased array: Radiation pattern recovery with particle swarm optimisation	3
Electromagnetic scattering by a circular cavity of arbitrary shape placed in a perfect electric conductor	3
In‐band radar cross‐section reduction of the slot array antennas by RAM‐based frequency selective surfaces	3
	3
Dual‐polarised end‐fire antenna based on the high‐order mode of spoof surface plasmon polaritons	3
Analysis of double‐Xi‐shaped millimetre‐wave patch antenna backed by a high‐order‐mode cavity using characteristic mode design	3
A novel broadband windmill‐shaped metasurface antenna with stable radiation patterns	3
Bayesian multipath‐enhanced device‐free localisation: Simulation‐ and measurement‐based evaluation	3
An efficient eigenmode restoration and mode matching method for multi‐junctional inhomogeneous waveguiding structures based on the Krylov subspace method	3
Compact 3D‐printed reflector antenna for radar applications at K‐band	3
Dual‐band circular patch antenna working in TM₄₁ and TM₁₁ mode for on‐/off‐body communications	3
Wireless communication applications of the variable inclination continuous transverse stub array for Ku‐band applications	3
A low radar cross section antenna array based on a liquid metal metasurface	3
W‐band single‐layer circularly‐polarised antenna based on compact gap waveguide	3
Design of a compact microstrip balanced‐to‐balanced filtering power divider with real impedance‐transformation functionality	2
Miniaturised high‐isolation K‐/Ka‐band diplexer with 3D antarafacial channel integration using vertical quasi‐coaxial matching network	2
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Compact single‐varactor diode frequency‐reconfigurable microstrip patch antenna	2
Field calculation of electric dipole excitation of a metafilm printed on a finite‐thickness dielectric slab using the susceptibility homogenization method	2
Constant modulus shaped beam synthesis via linear fractional semidefinite relaxation	2
	2
Electromagnetic wave propagation through composite building materials in urban environments at mid‐band 5G frequencies	2
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A 2 × 2 Filtering subarray element antennas using all‐resonator structures	2
Transient analysis of dynamically switched frequency shift keyed transmitters	2
Development in ambient backscatter communications	2
A broadband beam‐steerable Fabry–Pérot antenna employing water‐based reconfigurable partially reflective surface	2
Theoretical and numerical studies on multi‐physical issues of space parabolic membrane antennas	2
Performance analysis and optimization of polarized on‐body relay channels	2
Design of an efficiency enhanced wideband Doherty power amplifier based on synthesising of a modified harmonic‐control load modulation network	2
Compact triple‐broadband implantable antenna for multi‐functions in telemedicine	2
Design and verification of a dual‐band wearable antenna based on characteristic mode theory	2
A low‐cost phased array antenna with axially loaded dielectric laminas	2
Cross‐talk reduction in metamaterial and non‐uniform transmission lines	2
H‐plane horn antenna with very low side lobes using partially dielectric‐filled gap waveguide technology	2
Evaluation of the E‐polarization focusing ability in Thz range for microsize cylindrical parabolic reflector made of thin dielectric layer sandwiched between graphene	2
Electromagnetic radiation estimation at the ground plane near fifth‐generation base stations in China by using machine learning method	2
Analysis and modelling of rampart line antennas	2
Three‐dimensional metal‐only phoenix cell and its application for reflectarrays	2
Novel antenna array configuration using miniature double box branch‐line couplers for wideband circularly polarised applications	2
A high efficiency wideband co‐polarised metalens antenna	2
Wideband circularly polarised antenna array with isoflux pattern	2
Asymptotic regularisation of the solution to the problem of electromagnetic field scattering from a set of small impedance particles	2
	2
Highly non‐linear and wide‐band mmWave active array OTA linearisation using neural network	2
Active feedback supported CMOS LNA blended with coplanar waveguide‐fed antenna for Wi‐Fi networks	2
A dual‐stopband FSS using knitted and strong‐coupled structures with excellent angular stability and polarisation insensitivity	2
Wideband and low‐profile beam‐tilted H‐plane horn array based on MMPTE	2
Dynamic augmentation of scattering cross‐section by a conducting polycylinder coated with varactor‐loaded metasurface	2
Wideband unequal filtering power divider with high power dividing ratio based on line‐inserted method	2
Three‐dimensional single‐shell dielectric lens design using complex coordinates and local axis‐displaced confocal quadrics	2
A passive beamforming hemispherical liquid antenna using a simple metal ball	2
The effect of temperature variation on the transient response of RF PIN diode limiters for very high frequency applications	2
High‐gain tapered monopulse antenna based on octuple excitation method in diffusion bonding technology at W‐band	2
Coupling impedance of a PEC angular strip in a vacuum pipe	2
Physics‐informed surrogates for electromagnetic dynamics using Transformers and graph neural networks	2
Optimal synthesis of reconfigurable planar arrays for monopulse radar applications: Use of subarrays and distributions with common aperture tail	2
High‐isolation single‐layer dual‐mode substrate‐integrated waveguide diplexers for millimetre‐wave applications	2
	2
Design of integrated wideband WR34‐band diplexer‐antenna array module for exploration of monolithic metal 3‐D printing for space applications	2
A slotline‐fed wideband dipole with filtering gain response	2
Frequency‐diverse aperture imaging using an open cavity with a rough base	2
A two‐dimensional beam scanning continuous transverse stub antenna based on a single‐layer compact linear source generator	2
Experimental validation of a phaseless, non‐redundant planar spiral scanning for antenna characterisation	2
Boosting the performance of low‐cost eco‐friendly pyramidal absorbers with a Salisbury screen	2
A photopaper‐based low‐cost, wideband wearable antenna for wireless body area network applications	2
Design of transmitarray compact antenna test range at millimetre wave band	2
Probe‐fed dipole antenna with parasitic patches for wideband and wide‐scanning planar phased arrays	2
Bandwidth enhancement of circularly polarised slot global navigation satellite systems antenna using an integrated filter‐antenna approach	2
Multi‐model fusion approach for electromagnetic inverse scattering problems	2
Electromagnetic scattering of H‐polarised cylindrical wave by a double‐sided impedance circular strip	2
	2
Compact expression of dyadic Green's function for homogeneous dielectric half‐space and its efficient double integral representation	2
Optimal radiation pattern synthesis of mutually coupled antenna array using an efficient compensation method	2
Combined signal‐interference/split‐type microwave multi‐band bandpass filters	2
A low profile, dual‐polarised, high gain patch antenna	2
Study on a new three‐dimensional troposcatter parabolic equation method	2
A high‐power, high‐isolation, dual‐polarised planar phased array antenna	2
Wideband circularly polarised antenna with dual‐fed strategy simplification based on common mode and differential mode	2
Design of a dual‐CP gap waveguide fed aperture array antenna	2
Increasing bandwidth of orthogonally polarised omnidirectional antenna composed of halo and sleeve antennas	2
Iterative synthesis method for high‐directivity symmetrical stepped‐impedance microstrip parallel‐line coupler	2
An efficient and highly accurate singularity extraction method for the evaluation of transient potentials of stratified media	2
Integral equation analysis of multiport H‐plane microwave circuits by using 2D rectangular cavity Green's functions accelerated by the Ewald Method	2
A configuration to double the gain of pyramidal horn antenna using single layer frequency selective surface	2
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A multi‐frequency high‐gain GNSS array antenna for asteroid sampling return	2
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Exact conic section arc elements in 2D and 2.5D FEM using a coordinate transformation	2
Coupling effects in array‐fed reflector antennas with digital beamforming	2
Two‐plane waveguide coupler with arbitrary coupling ratios in the H‐plane and E‐plane directions	1
Collocated MIMO travelling wave SIW slot array antennas for millimetre waves	1
Near‐ground propagation in automotive radar and communication obstructed deployments: Measurements and modelling	1
	1
Modelling of GaN high electron mobility transistor on diamond substrate	1
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Highly‐selective microstrip bandpass filters based on new dual‐mode fan‐shape patch resonators	1
Compact beam‐switchable antenna for mm‐wave 5G handheld devices	1
Analysis of passive intermodulation in cascaded connectors with transmit‐receive systems	1
A new compact and wideband quadrature feeding network with an integrated asymmetrical phase shifter	1
Periodic template compensation phase feeding method for phased array antenna	1
Symmetrical double‐loop H‐field probe with floating shield for improving sensitivity and electric field suppression	1
A low‐profile wide‐angle scanning ultrawideband tightly coupled dipole array without any wide‐angle impedance matching layer	1
New compact MIMO antenna for 5G, WiMAX and WLAN technologies with dual polarisation and element diversity	1
Dual‐band bandpass filter with high selectivity based on 3D printable groove gap waveguide	1
Synthesis‐free backscatter directional modulation communication using Van‐Atta arrays	1
	1
Design of compact planar power divider with wideband bandpass response and high in‐band isolation	1
Random symmetric phase feeding compensation method for phased array radar based on equivalent monopulse model	1
A novel broadband polarisation conversion reflective metasurface	1
Corrigendum: Efficient indoor propagation channel prediction based on deep learning approach	1
Low phase noise microwave oscillator with greater than 60 dB second‐harmonic suppression	1