Search Results - "Onggosanusi, E."

Performance analysis of closed-loop transmit diversity in the presence of feedback delay by Onggosanusi, E.N., Gatherer, A., Dabak, A.G., Hosur, S.

“…In this paper, a bit-error-rate (BER) analysis for closed-loop transmit diversity in a time-selective Rayleigh fading channel containing feedback delay is…”
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Efficient signaling schemes for wideband space-time wireless channels using channel state information by Onggosanusi, E.N., Sayeed, A.M., Van Veen, B.D.

“…An orthogonal decomposition of a general wideband space-time frequency selective channel is derived assuming antenna arrays at both the transmitter and…”
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Optimal antenna diversity signaling for wide-band systems utilizing channel side information by Onggosanusi, E.N., Sayeed, A.M., Van Veen, B.D.

“…Optimal multi-antenna wide-band signaling schemes are derived for multipath channels assuming perfect channel state information at the transmitter. The scheme…”
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Canonical space-time processing for wireless communications by Onggosanusi, E.N., Sayeed, A.M., Van Veen, B.D.

“…A canonical space-time characterization of mobile wireless channels is introduced in terms of a fixed basis that is independent of the true channel parameters…”
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Multi-access interference suppression in canonical space-time coordinates: A decentralized approach by Onggosanusi, E.N., Sayeed, A.M., Van Veen, B.D.

“…We propose a decentralized space-time multiuser detection scheme based on the notion of canonical space-time coordinates (CSTCs) for representing the received…”
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A canonical space-time characterization of mobile wireless channels by Sayeed, A.M., Onggosanusi, E.N., Van Veen, B.D.

“…A canonical space-time characterization of mobile wireless channels is introduced in terms of a fixed basis that is independent of the true channel parameters…”
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Micromachined thick-metal coplanar coupled-line filters and couplers by Willke, T.L., Onggosanusi, E., Gearhart, S.S.

“…Highly-coupled couplers (3-dB and 6-dB) are necessary for a wide range of millimeter-wave coplanar circuits. The high line-to-line capacitance required for…”
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Space-time polarization signaling for wireless communications by Onggosanusi, E.N., Van Veen, B.D., Sayeed, A.M.

“…A polarization-based spread-spectrum spatio-temporal signaling scheme is proposed in this paper for transmitters consisting of an array of vector radiators…”
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Optimal wideband transmit antenna diversity utilizing channel state information by Onggosanusi, E.N., Van Veen, B.D., Sayeed, A.M.

“…Optimal multi-antenna wideband signaling schemes are derived for multipath channels assuming perfect channel state information at the transmitter. The scheme…”
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Nested codebook design for MIMO precoders by Varadarajan, B., Onggosanusi, E., Dabak, A., Chen, R.

“…In multi-input, multi-output (MIMO) communication systems, significant throughput gains can be obtained by closed-loop operation, where two aspects of the…”
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High rate space-time block coded scheme: performance and improvement in correlated fading channels by Onggosanusi, E.N., Dabak, A.G., Schmidl, T.A.

“…In this paper, we study the performance of space-time block coding, also known as space-time transmit diversity (STTD) scheme for high data rate applications…”
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Single and multi-cell scheduling in coordinated multi-point distributed antenna systems by Runhua Chen, Bendlin, R., Onggosanusi, E., Ekpenyong, A.

“…Multi-cell coordination is a technique for interference mitigation in cellular systems. For joint-transmission (JT), the received signal power is boosted by…”
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Hybrid linear-iterative detection algorithms for MIMO CDMA systems in multipath channels by Muharemovict, Tarik, Onggosanusi, Eko N., Dabak, Anand G., Aazhang, Behnaam

“…We assume a CDMA downlink multiuser scenario, where the base station is equipped with multiple transmit antennas, and each user has multiple receive antennas…”
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Capacity analysis of frequency-selective MIMO channels with sub-optimal detectors by Onggosanusi, Eko N., Dabak, Anand G., Schmidl, Timothy, Muharemovic, Tarik

“…In this paper, a capacity analysis of multi-input multi-out (MIMO) channels with multipath assuming different types of sub-optimal detectors is presented. The…”
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Single rate communication is advantageous over per-tone rate control in a multi-user OFDM system by Raghavan, V., Onggosanusi, E.N., Dabak, A.G.

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A feedback-based adaptive multi-input multi-output signaling scheme by Onggosanusi, E.N., Dabak, A.G.

“…Achieving MIMO capacity requires knowledge of the channel state at the transmitter, which is impractical in systems with a limited feedback resource and high…”
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Turbo trellis-coded modulation with time varying mixed mapping by Onggosanusi, E.N., Gatherer, A., Dabak, A.G.

“…We describe a technique to control the trade-off between the error floor and the waterfall performance of parallel concatenated trellis-coded. modulation…”
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Canonical space-time processing in CDMA systems by Onggosanusi, E.N., Sayeed, A.M., Van Veen, B.D.

“…We propose a canonical space-time receiver structure for wireless communications based on front-end processing with respect to a fixed basis that is…”
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Spatio-temporal polarization signaling for multipath spread-spectrum channels by Onggosanusi, E.N., Van Veen, B.D., Sayed, A.M.

“…A spread-spectrum spatio-temporal signaling scheme based on electric field polarization is proposed. The information symbol is transmitted via two…”
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Interference resistant blind acquisition and channel estimation for CDMA communication systems by Van Veen, B.D., Sayeed, A.M., Onggosanusi, E.N.

“…The time scale over which a channel is observed determines whether a deterministic or statistical characterization is appropriate. We show that the channel…”
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