Search Results - "Speirs, Peter J"

Comparison of DVB-T Passive Radar Simulated and Measured Bistatic RCS Values for a Pilatus PC-12 Aircraft by Speirs, Peter J, Ummenhofer, Martin, Schüpbach, Christof, Renker, Matthias, Wellig, Peter, Cristallini, Diego, O'Hagan, Daniel W, Kohler, Michael, Murk, Axel

“…Passive radar is a technology that has huge potential for airspace monitoring, taking advantage of existing transmissions. However, to predict whether…”
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Compact Corrugated Feedhorns With High Gaussian Coupling Efficiency and -60\;\text Sidelobes by McKay, Johannes E., Robertson, Duncan A., Speirs, Peter J., Hunter, Robert I., Wylde, Richard J., Smith, Graham M.

“…We demonstrate that very high performance, extremely compact, scalar corrugated feedhorns can be designed and constructed by optimizing the excitation and…”
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High-detail X-band RCS simulations of a DJI S900 hexacopter, and comparisons against measurements by Speirs, Peter J., Renker, Matthias, Aulenbacher, Uwe, Wellig, Peter, Murk, Axel

“…The radar signatures of UAVs are critical to both their detection and classification. Simulation provides an excellent method for both augmenting measurements…”
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Compact Corrugated Feedhorns With High Gaussian Coupling Efficiency and [Formula Omitted] Sidelobes by McKay, Johannes E, Robertson, Duncan A, Speirs, Peter J, Hunter, Robert I, Wylde, Richard J, Smith, Graham M

“…We demonstrate that very high performance, extremely compact, scalar corrugated feedhorns can be designed and constructed by optimizing the excitation and…”
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Millimetre-wave radar measurement of rain and volcanic ash by Speirs, Peter J

“…This thesis presents the development of various methods for measuring rainfall rates using horizontally-pointing millimetre-wave radars. This work builds from…”
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Comparisons Between Simulated and Measured X-band Signatures of Quad-, Hexa- and Octocopters by Speirs, Peter J., Schroder, Arne, Renker, Matthias, Wellig, Peter, Murk, Axel

“…This paper presents and compares finite element method (FEM) and method of moments (MoM) monostatic radar cross-section (RCS) simulation results for an example…”
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High Gaussicity feedhorns for sub-/ millimeter wave applications by Robertson, Duncan A., McKay, Johannes E., Hunter, Robert I., Speirs, Peter J., Smith, Graham M.

“…In feedhorn design, the power coupling to the fundamental free-space LG 00 mode, or Gaussicity, is a good proxy for high performance, particularly the sidelobe…”
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