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ICASSP
2011
IEEE
10 years 5 months ago
Detection diversity of multiantenna spectrum sensors
In the context of spectrum sensing, we investigate the performance of detectors equipped with M antennas (co-located or distributed) under Rayleigh fading, in terms of detection d...
Gonzalo Vazquez-Vilar, Roberto López-Valcar...
TSP
2010
10 years 8 months ago
Improved interference cancellation scheme for two-user detection of alamouti code
In this paper, we propose an improved interference cancellation method for two-user multiple access based MIMO communication system. It is shown in the paper, that by using the pr...
Manav R. Bhatnagar, Are Hjørungnes
ITIIS
2010
92views more  ITIIS 2010»
10 years 8 months ago
Performance Analysis of Selection Relaying Schemes over Different Fading Environments in Wireless Networks
In this paper, two selection relaying schemes are proposed and compared with each other in terms of packet error rate (PER) and diversity order. Moreover, the comparison is perfor...
Tran Thi Xuyen, Hyung Yun Kong
GLOBECOM
2010
IEEE
10 years 11 months ago
High-Diversity Cooperative Spectrum Sensing in Cognitive Radio Networks
This paper develops a cooperative scheme among cognitive radios (CRs) to increase the spectrum sensing performance. CRs adaptively transmit local binary decisions to a fusion cente...
Guobing Li, Alfonso Cano, Shihua Zhu
TCOM
2010
67views more  TCOM 2010»
11 years 11 min ago
Receive antenna selection for unitary space-time modulation over semi-correlated Ricean channels
—Receive antenna selection for unitary space-time modulation (USTM) over semi-correlated Ricean fading channels is analyzed (this work generalizes that of Ma and Tepedelenlio˘gl...
Mahdi Ramezani, Mahdi Hajiaghayi, Chintha Tellambu...
TCOM
2008
105views more  TCOM 2008»
11 years 1 months ago
High-rate diversity across time and frequency using linear dispersion
To improve performance of orthogonal frequency division multiplexing (OFDM) for fading channels, this paper proposes increasing frequency and time diversity using linear dispersion...
Jinsong Wu, Steven D. Blostein
CORR
2008
Springer
69views Education» more  CORR 2008»
11 years 1 months ago
Two Models for Noisy Feedback in MIMO Channels
Two distinct models of feedback, suited for FDD (Frequency Division Duplex) and TDD (Frequency Division Duplex) systems respectively, have been widely studied in the literature. In...
Vaneet Aggarwal, Gajanana Krishna, Srikrishna Bhas...
GLOBECOM
2006
IEEE
11 years 7 months ago
Improved High-rate Space-Time-Frequency Block Codes
— High-rate space-time-frequency block codes (STFBC) are promising for achieving high bandwidth efficiency, low overhead and latency. Recently, a class of low-complexity STFBC m...
Jinsong Wu, Steven D. Blostein
VTC
2007
IEEE
133views Communications» more  VTC 2007»
11 years 8 months ago
Decode-and-Forward Cooperative Networks with Relay Selection
— In this paper, we focus on the diversity order of the decode-and-forward (DF) cooperative networks with relay selection. Many detection schemes have been proposed for the DF; b...
Zhihang Yi, Il-Min Kim
GLOBECOM
2007
IEEE
11 years 8 months ago
Diversity Order of MMSE Single-Carrier Frequency Domain Linear Equalization
— In this paper we investigate the diversity order of single-carrier frequency domain equalizers (SC-FDE). Specifically, we look at minimum mean square error (MMSE) linear equal...
Ali Tajer, Aria Nosratinia
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