Search Results - "Wallace, J.W."

A review of antennas and propagation for MIMO wireless communications by Jensen, M.A., Wallace, J.W.

“…Multiple-input-multiple-output (MIMO) wireless systems use multiple antenna elements at transmit and receive to offer improved capacity over single antenna…”
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Mutual coupling in MIMO wireless systems: a rigorous network theory analysis by Wallace, J.W., Jensen, M.A.

“…A new framework for the analysis of multiple-input multiple-output (MIMO) wireless systems is introduced to account for mutual coupling effects in the antenna…”
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Experimental characterization of the MIMO wireless channel: data acquisition and analysis by Wallace, J.W., Jensen, M.A., Swindlehurst, A.L., Jeffs, B.D.

“…Detailed performance assessment of space-time coding algorithms in realistic channels is critically dependent upon accurate knowledge of the wireless channel…”
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Termination-dependent diversity performance of coupled antennas: network theory analysis by Wallace, J.W., Jensen, M.A.

“…A new analysis of mutually coupled diversity antenna systems is presented that includes the effects of coupling on the radiation pattern and received power…”
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Modeling the indoor MIMO wireless channel by Wallace, J.W., Jensen, M.A.

“…This paper demonstrates the ability of a physically based statistical multipath propagation model to match capacity statistics and pairwise magnitude and phase…”
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Capacity of the Continuous-Space Electromagnetic Channel by Jensen, M.A., Wallace, J.W.

“…Constructing the capacity bound of a multiple-input multiple-output wireless system is often performed by assuming specified antenna configurations and a…”
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The association between actual and perceived flood risk and evacuation from Hurricane Irene, Beaufort County, North Carolina by Wallace, J.W., Poole, C., Horney, J.A.

“…Hurricane evacuation orders are often issued by local governments for individuals living in flood‐prone areas, but adherence to these orders is dependent on…”
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A Low-Cost Open-Hardware Wideband Multiple-Input-Multiple-Output (MIMO) Wireless Channel Sounder by Maharaj, B.T., Wallace, J.W., Jensen, M.A., Linde, L.P.

“…Due to the complexity of multiple-input-multiple- output (MIMO) wireless channels, direct measurement is the main viable option for accurate characterization…”
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Analysis of electromagnetic field polarizations in multiantenna systems by Svantesson, T., Jensen, M.A., Wallace, J.W.

“…This paper provides an analytical framework useful for assessing the use of all six electric and magnetic electromagnetic field polarizations for multiantenna…”
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Sparse Power Angle Spectrum Estimation by Wallace, J.W., Jensen, M.A.

“…A novel method for estimating the power angle spectrum (PAS) is presented that decomposes the true PAS into a small set of basis functions. The basis…”
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Superdirectivity in MIMO systems by Morris, M.L., Jensen, M.A., Wallace, J.W.

“…Multiantenna systems such as devices for multiple-input-multiple-output (MIMO) communication can theoretically use array superdirectivity to optimally exploit…”
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Experimental Analysis of a Wideband Adaptive-MIMO Antenna by Pinchera, D., Wallace, J.W., Migliore, M.D., Jensen, M.A.

“…An experimental measurement campaign to investigate the wideband performance of an adaptive multiple-input multiple-output (AdaM) antenna consisting of two…”
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Electromagnetic considerations for communicating on correlated MIMO channels with covariance information by Wallace, J.W., Jensen, M.A.

“…Previous results for correlated block-fading MIMO channels with covariance information indicate guaranteed capacity growth with additional transmit elements…”
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Time-Varying MIMO Channels: Measurement, Analysis, and Modeling by Wallace, J.W., Jensen, M.A.

“…The temporal variation in measured multiple-input multiple-output (MIMO) wireless channels with moving communication nodes is analyzed. A wide-band 8 times 8…”
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Time-Varying MIMO Channels: Parametric Statistical Modeling and Experimental Results by Shuangquan Wang, Abdi, A., Salo, J., El-Sallabi, H.M., Wallace, J.W., Vainikainen, P., Jensen, M.A.

“…Accurate characterization of multiple-input multiple-output (MIMO) fading channels is an important prerequisite for the design of multiantenna…”
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The association between actual and perceived flood risk and evacuation from H urricane I rene, B eaufort C ounty, N orth C arolina by Wallace, J.W., Poole, C., Horney, J.A.

“…Abstract Hurricane evacuation orders are often issued by local governments for individuals living in flood‐prone areas, but adherence to these orders is…”
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Improved Spectrum Sensing by Utilizing Signal Autocorrelation by Sharma, R.K., Wallace, J.W.

“…A method that exploits the autocorrelation of transmission signals for primary user detection in cognitive radio is proposed. A closed-form analysis of the…”
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Ultrawideband Speech Sensing by Eid, A.M., Wallace, J.W.

“…Speech sensing is presented as a novel application of ultrawideband (UWB) technology, possibly improving synthetic speech and speech pathology and allowing…”
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Tests for assessing multivariate normality and the covariance structure of MIMO data by Svantesson, T., Wallace, J.W.

“…Measurements taken at the campus of Brigham Young University (BYU) are used to investigate the statistical properties of the indoor MIMO channel. Two…”
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Covertwireless communications: temporal focusing and information theoretic methods by Wallace, J.W.

“…This paper has compared temporal focusing with information theoretic criteria for covert wireless communications. This paper derives two information theoretic…”
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