Search Results - "Siart, U."

Precipitation observation using microwave backhaul links in the alpine and pre-alpine region of Southern Germany by Chwala, C, Gmeiner, A, Qiu, W, Hipp, S, Nienaber, D, Siart, U, Eibert, T, Pohl, M, Seltmann, J, Fritz, J, Kunstmann, H

“…Measuring rain rates over complex terrain is afflicted with large uncertainties, because rain gauges are influenced by orography and weather radars are mostly…”
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Properties of axial surface waves along dielectrically coated conducting cylinders by Siart, U, Adrian, S, Eibert, T

“…In this paper the fundamental properties of surface waves along conducting cylinders with and without dielectric coating are investigated for cylinder…”
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A fast three-dimensional deterministic ray tracing coverage simulator for a 24 GHz anti-collision radar by Azodi, H, Siart, U, Eibert, T. F

“…A matrix-based approach for implementation of deterministic ray tracing is suggested and presented in this paper. The frequency-independent feature of the ray…”
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Multi-sensor Doppler radar for machine tool collision detection by Wächter, T. J, Siart, U, Eibert, T. F, Bonerz, S

“…Machine damage due to tool collisions is a widespread issue in milling production. These collisions are typically caused by human errors. A solution for this…”
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Local microwave heating of sand molds as a means to overcome design limitations in sand mold casting by Wiedenmann, O, Ramakrishnan, R, Saal, P, Kılıç, E, Siart, U, Eibert, T. F, Volk, W

“…Microwave induced selective heating outmatches conventional mold heating by convective heat transfer in means of energy efficiency and cycle time. Moreover, it…”
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Performance analysis of a low cost wireless indoor positioning system with distributed antennas by Ott, A. T, Shalaby, M, Siart, U, Kaliyaperumal, E, Eibert, T. F, Engelbrecht, J, Collmann, R

“…In this paper an approach for indoor localization based on already installed communication transceiver infrastructure is presented. Only marginal additional…”
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TLM modeling and system identification of optimized antenna structures by Fichtner, N, Siart, U, Kuznetsov, Y, Baev, A, Russer, P

“…The transmission line matrix (TLM) method in conjunction with the genetic algorithm (GA) is presented for the bandwidth optimization of a low profile patch…”
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Coherent and non-coherent processing of multiband radar sensor data by Tejero, S, Siart, U, Detlefsen, J

“…Increasing resolution is an attractive goal for all types of radar sensor applications. Obtaining high radar resolution is strongly related to the signal…”
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Exponential Modelling for Mutual-Cohering of Subband Radar Data by Siart, U, Tejero, S, Detlefsen, J

“…Increasing resolution and accuracy is an important issue in almost any type of radar sensor application. However, both resolution and accuracy are strongly…”
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Multifunctional radar sensor for automotive application by Wollitzer, M., Buechler, J., Luy, J.-F., Siart, U., Schmidhammer, E., Detlefsen, J., Esslinger, M.

“…A multifunctional radar system for vehicles consisting of two modules with a combined bistatic/monostatic arrangement is presented. One module acts as a…”
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Dynamic Eigenimage Based Background and Clutter Suppression for Ultra Short-Range Radar by Ehrnsperger, Matthias G, Noll, Maximilian, Punzet, Stefan, Siart, Uwe, Eibert, Thomas F

“…Background and clutter suppression techniques are important towards the successful application of radar in complex environments. We investigate eigenimage…”
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Regularized 1-D Dielectric Profile Inversion in a Uniform Metallic Waveguide by Measurement and Simulation by Kilic, E., Siart, U., Eibert, T. F.

“…An iterative technique for the reconstruction of longitudinally inhomogeneous lossy dielectric material loaded in a uniform metallic waveguide is addressed in…”
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Signal degradation through sediments on safety-critical radar sensors by Ehrnsperger, Matthias G, Siart, Uwe, Moosbuhler, Michael, Daporta, Emil, Eibert, Thomas F

“…This paper focusses on a transmission line (TL) based model which allows to investigate the impact of multilayered obstructions in the propagating path of a…”
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Sparse representation discretization errors in multi-sensor radar target motion estimation by Azodi, Hossein, Siart, Uwe, Eibert, Thomas F

“…In a multi-sensor radar for the estimation of the targets motion states, more than one module of transmitter and receiver are utilized to estimate the…”
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Extended Kalman Doppler tracking and model determination for multi-sensor short-range radar by Mittermaier, Thomas J, Siart, Uwe, Eibert, Thomas F, Bonerz, Stefan

“…A tracking solution for collision avoidance in industrial machine tools based on short-range millimeter-wave radar Doppler observations is presented. At the…”
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Cavity Resonator Measurement of Dielectric Materials Accounting for Wall Losses and a Filling Hole by Kilic, E., Siart, U., Wiedenmann, O., Faz, U., Ramakrishnan, R., Saal, P., Eibert, T. F.

“…A cavity resonator technique for the measurement of isotropic homogeneous nonmagnetic dielectric materials is addressed. The materials to be measured are…”
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Multi-sensor-systems at mm-wave range for automotive applications by Groll, H.P., Detlefsen, J., Siart, U.

“…The concept of an automotive radar sensor and its design details in the 61 GHz ISM band are introduced. The sensor is capable of measuring several important…”
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Modelling of electromagnetic transmission through rain fields based on drop-scale scattering by Hipp, S., Siart, U., Eibert, T., Chwala, Ch, Kunstmann, H.

“…This article presents extensions of a numerical technique to model electromagnetic propagation through rain. Embedded in the Helmholtz Virtual Institute…”
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Characterization of dielectric materials using partially loaded waveguide measurements by Kilic, E., Siart, U., Schmidt, C. H., Eibert, T. F.

“…In this study, an iterative inversion algorithm for the determination of complex dielectric permittivity of non-magnetic, isotropic materials is presented. The…”
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Dynamic modelling of atmospheric microwave transmission for precipitation quantification using mie scattering by Hipp, S, Siart, U, Chwala, C, Eibert, T, Kunstmann, H

“…This documents presents a dynamical approach to model electromagnetic transmission through a rain field. The work is embedded in a project aimed to quantify…”
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