Search Results - "2012 IEEE-APS Topical Conference on Antennas and Propagation in Wireless Communications (APWC)"

Design of dual-band circularly polarized dielectric resonator antenna using a higher-order mode by Hon San Ngan, Xiao Sheng Fang, Kwok Wa Leung

“…A singly-fed dual-band circularly polarized dielectric resonator antenna (DRA) is investigated in this paper. It makes use of the fundamental TE 111 mode and…”
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High gain microstrip patch antenna array using multiple superstrate layers for DSRC applications by Franciscatto, B. R., Souza, A. C., Defay, C., Trang, T. T., Vuong, T. P.

“…In this paper, the proposed study is based on the development of an antenna reader RSE according to the European DSRC Standards. A microstrip antenna array was…”
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A measurement-based path loss model for wireless links in mobile ad-hoc networks (MANET) operating in the VHF and UHF band by Fischer, J., Grossmann, M., Felber, W., Landmann, M., Heuberger, A.

“…For the development of future mobile-to-mobile communication systems, realistic channel models are required. Available models are aiming at broadcasting…”
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Increasing the gain of a semicircular slot UWB antenna using an FSS reflector by Ranga, Y., Esselle, K. P., Matekovits, L., Hay, S. G.

“…In this paper we demonstrate the gain enhancement of a semicircular slot antenna using a multilayer frequency-selective surface (FSS). A theoretical analysis…”
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Ultra-wideband active array imaging for biomedical diagnostics by Hein, M., Helbig, M., Kmec, M., Sachs, J., Scotto di Clemente, Francesco, Stephan, R., Hamouda, M., Ussmueller, T., Weigel, R., Robens, M., Wunderlich, R., Heinen, S.

“…Ultra-wideband active array imaging has proven extremely valuable for biomedical diagnostics. At the same time, the underlying technologies have achieved a…”
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Wearable Finger dual band antenna for BAN by Watanabe, T., Iwasaki, H.

“…This paper describes the simulated results of the very low profile wearable dual band helical and loop antenna inserted in finger for MICS and ISM bands. VSWR…”
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Designing multi-band and high bandwidth antennas with heterogeneous substrates by Whittow, W. G., Njoku, C. C., Vardaxoglou, J. C., Joubert, J.

“…This paper investigates the concept of creating substrates with heterogeneous dielectric properties. By suitably locating areas of low and high permittivity,…”
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Towards an ultra-low-power electronically controllable array antenna for WSN by Lysko, A. A.

“…This paper discusses steps towards a low-power beam-switching array antenna suitable for wireless sensor network (WSN) applications. Such an antenna will help…”
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A multipurpose node for low cost wireless sensor network by Rorato, O., Bertoldo, S., Lucianaz, C., Allegretti, M., Perona, G.

“…In recent years Wireless Sensor Networks (WSNs) have attracted an increasing attention because of the large number of potential applications. They are used for…”
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Advantages of PSWF-based models for UWB systems by Dullaert, W., Rogier, H., Boeykens, F.

“…The frequency dependency of signals plays a very important role in Ultra Wideband (UWB) systems. Being able to accurately model this frequency dependency can…”
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Miniature body-matched double-ridged horn antennas for biomedical UWB imaging by Scotto di Clemente, Francesco, Stephan, R., Schwarz, U., Hein, M. A.

“…Ultra-wideband imaging has widely proven its potential for biomedical diagnostics. Especially for imaging applications, the miniaturisation of the antennas…”
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Channel fading statistics in high-speed mobile environment by Yinghong Wen, Yunshuang Ma, Xiaoyan Zhang, Xiaojun Jin, Fenglan Wang

“…In this paper, based on the measured data at Wuhan-Guangzhou high speed railway, the statistics characteristics of high speed mobile fading channel including…”
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Validation of a computational electromagnetic model of a boeing 707 aircraft by comparison to scale model measurements by Jacobs, B., Baker, D. E.

“…The validation of electromagnetic simulations of the installed performance of 30 to 500 MHz blade antennas on a Boeing 707 aircraft is discussed in this paper…”
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The planar dual-polarized cavity backed sinuous antenna - a design summary by Cloete, J. H., Sickel, T.

“…DuHamel's dual-polarized cavity-backed sinuous antenna was a remarkable invention, which is now widely used in RWR, DF and ELINT systems. The physical…”
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Borehole radar imaging in tactical support of miners working in very narrow stopes by Mason, I. M., Cloete, J. H., Palmer, K. D.

“…Hitherto, Tx→Rx cross-talk has inhibited the profiling of shorter tactical probe-holes, drilled from stopes at shallow angles below reef. Now that recent…”
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Active integrated photonic antenna array by Neumann, N., Trieb, R., Benedix, Wolf-Stefan, Plettemeier, D.

“…Photonic beam forming networks benefit from the broad bandwidth and low attenuation of optical waveguides. Applying the true time delay (TTD) approach for…”
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Can ultrawideband antennas be miniaturized effectively by dielectric loading? by Yifei Shi, Amert, A. K., Whites, K. W.

“…A novel approach for miniaturization of disc monopole antennas is presented. The physical size of the antenna has been miniaturized by loading a dielectric…”
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GTD, UTD, UAT and STD: A Historical Revisit by Rahmat-Samii, Y.

“…In his landmark paper dated February 1962, Prof. Keller introduced the notion of Keller's cone and stated, "Geometrical optics, the oldest and most widely used…”
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A GPS/compass based train integrated positioning method for high-speed railways by Jiang Liu, Bai-gen Cai, Yun-peng Wang, Jian Wang, Wei Shangguan

“…Accurate and real-time positioning is an important part of train control, which is crucial for safety assurance of high speed railway in China. For GPS based…”
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Hybrid elliptic TEM horn with internal fins by Malherbe, J. A. G.

“…The performance of a TEM horn with hybrid elliptic functions describing the plate width an plate separation is enhanced by the inclusion of a pair of internal…”
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