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1887

IEE National Conference on Antennas and Propagation

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  • Location: York, UK
  • Conference date: 31 March-1 April 1999
  • ISBN: 0 85296 713 6
  • Conference number: CP461
  • The following topics were dealt with: urban propagation modelling for mobile radio; millimetre wave antennas; Earth space propagation; adaptive antennas for mobile communications; HF propagation; numerical techniques; wideband antennas; active antennas; propagation effects on fixed links; array antennas; multipath and diversity; ionospheric propagation; printed antennas

94 items found

  • Printed fractal antennas
  • Characteristics of a mid-latitude NVIS HF radio channel
  • Short-term ionospheric forecasting over Europe
  • A staggered waveform HF frequency modulated radar simulation
  • Bricks: a theorist's point of view
  • A very fast ray-based field strength prediction tool for urban microcels operating in the UHF-band
  • Modelling of handset antenna interactions with the user and SAR reduction techniques
  • Model for wave propagation in presence of vegetation based on the UTD associating transmitted and lateral waves
  • Analysis of wideband fading on UHF mobile radio channels
  • Outdoor-indoor wideband study for third generation communication systems
  • FSS array generation by optical means
  • A millimetre wave reflector antenna for telematic applications
  • Investigation of loaded microstrip patch antennas for wide-band mm-wave applications
  • Comparison of reflection mechanisms from smooth and rough surfaces at 62 GHz
  • Diurnal variations of 20 GHz and 40 GHz slant path attenuation statistics in southern England
  • MIDAS: a monthly link budget and signal coverage tool for frequencies between 10 and 50 GHz
  • Frequency scaling factor of amplitude scintillation variance for satellite communication systems
  • TLM investigation of dielectric-loaded bifilar personal telephone antennas
  • Improved modelling of propagation and backscattering of millimetre waves in the melting layer
  • Simulation of a high frequency satellite link with a fade countermeasure
  • The live-air trial of a multi-beam cellular base station antenna system
  • Minimising downlink interference in cellular systems with adaptive antennas - results from Tsunami (II)
  • Multiple target tracking using retrodirective antenna arrays
  • Blind signal separation for SDMA based on periodically time varying modulation
  • A new adaptive-iterative technique for metrology problems using higher order cumulants
  • Imaging and modelling of the main ionospheric trough using radio tomography
  • Ionospheric effects on earth-satellite paths using MQP modelling and Nelder-Mead optimisation
  • A combined microwave/millimeter wave RCS compact range based measurement facility
  • Effects of the protonosphere on GPS systems: modelling and observations
  • Improved multipath resolution using joint space-time maximum likelihood
  • The finite difference modelling of infinite arrays in time domain
  • FD-TD scattering from elements of large geodesic dielectric space-frame ground based radomes
  • Electromagnetic scattering calculations with current marching technique
  • FDTD analysis of modes in arbitrarily shaped waveguides
  • Modelling of radio tomography antennas using the finite-difference time-domain technique
  • A new free-space technique for measuring the complex permittivity and thickness of materials
  • “Side-lobe” phenomena due to ultra-wide-band pulses in large antennas
  • An independently-fed log-periodic antenna for directed pulsed radiation
  • Coupling between two modified v-shaped tapered slot antennas
  • Wideband antenna array
  • An optimized shaped Yagi-Uda array using the genetic algorithm
  • Ground based radar - prototype (GBR-P) antenna
  • Silicon active slot loop antenna with micromachined trenches
  • The ellipticity of radiation from polarization-agile patch antennas
  • Tuning techniques for the planar inverted-f antenna
  • Modelling and predicting the fading performance of fixed radio links through vegetation
  • Propagation losses due to foliage at various frequencies
  • Characteristics of radar absorbers with tapered thickness
  • Error analysis on the use of point rainfall statistics to predict path attenuation statistics
  • 97 GHz point-to-point line-of-sight radio link operating in an urban environment
  • A wideband resonant slotted waveguide array for space SAR applications
  • Two planar arrays using four probe-fed cylindrical dielectric resonator antennas
  • Spherical coverage from planar, conformal and volumetric arrays
  • A two element phased array antenna for mobile handsets to reduce the mutual effect with the human head
  • Characterisation of leaky wave antennas constructed from solid rectangular waveguides with a dipole frequency selective surface sidewall
  • A novel method for evaluating the diversity performance of cellular terminal antennas
  • Long term fading statistics in direct sequence spread spectrum
  • Modelling the simulcast radio transmission
  • Antenna impedance matching using genetic algorithms
  • Polarisation diversity with pager loop antennas
  • A study into the use of polarisation diversity in a dual band 900/1800 MHz GSM network in urban and suburban environments
  • Application of UTD and spherical wave theory to reflector antenna analysis
  • The modelling of small reflector antennas using a 3D moment-method analysis
  • The estimation of radiation losses from a tapered H-guide: application to the analysis of IDG antennas
  • Current distribution across curved ring element FSS
  • The use of statistical image classification techniques in antenna measurements
  • Validation of electron density profiles derived from oblique ionograms
  • Ray tracing through tomographic images of the ionosphere
  • The effect of the high latitude ionosphere on measurements of the direction of arrival of HF signals using super-resolution direction finding
  • Some approaches to real time evaluation for HF data communications
  • First results from a combined riometer and oblique sounder campaign in the auroral region
  • Mutual coupling in aperture fed patch antennas: theory and experiment
  • Parasitic effects of parallel-plate modes in planar antennas fed by conductor-backed coplanar waveguides
  • Diamond-patch dual-polar conical beam antennas for HIPERLAN
  • Square planar monopole antenna
  • Printed loop antennas for radio pagers: simulation and experimental design
  • Design of printed eccentric spiral antennas using genetic algorithim optimisation
  • The use of transfinite elements in the method of moments applied to electromagnetic scattering by dielectric cylinders
  • Near field focusing properties of an integrated retrodirective antenna
  • Dual polarised microstrip patch antenna using feedforward isolation enhancement for simultaneous transmit/receive applications
  • Modelling the installed performance of vehicle mounted antennas using TLM
  • Computation of radiated and scattered field using separate frequency domain moment - method regions and frequency domain MOM - FDTD hybrid methods
  • Radio network design issues with smart antenna base stations
  • Propagation over irregular terrain in the VHF band: a review of integral equation models
  • The European ‘CEPHOS' (cellular phone standard) dosimetry project
  • A FDTD model for the post-reception synthetic focusing surface penetrating radar with mine detecting applications
  • TSUNAMI (II) macrocellular field trial - system performance in the presence of deliberate interference
  • First results of precipitation effects at 30, 50, 60 and 94 GHz on a 800 m link in Belfort (France)
  • Slot antennas for measurement of properties of dielectrics at microwave frequencies
  • VHF diversity measurements using PRBS and chirp sounders
  • Semi-deterministic wideband propagation modelling for urban environments
  • Coherence bandwidth measurements and analysis for millimetre-wave mobile communications
  • Indoor propagation at 17 GHz and 60 GHz - measurements and modelling
  • Path loss variation due to vegetation movement
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