Sciweavers

ICASSP
2011
IEEE
13 years 2 months ago
MIMO radar diversity with Neyman-Pearson signal detection in non-Gaussian circumstance with non-orthogonal waveforms
The diversity gain of a multiple-input multiple-output (MIMO) system adopting the Neyman-Pearson (NP) criterion is derived for a signal-present versus signal-absent scalar hypothe...
Qian He, Rick S. Blum
PIMRC
2010
IEEE
13 years 8 months ago
End-to-end performance of randomized distributed space-time codes
The exact expressions for symbol error probability and outage probability of randomized distributed space-time codes (RDSTC) under Rayleigh fading are derived. The diversity gain d...
Trung Q. Duong, Ozgu Alay, Elza Erkip, Hans-Jü...
GLOBECOM
2010
IEEE
13 years 9 months ago
Graph-Based Optimization for Relay-Assisted Bidirectional Cellular Networks
This paper considers a relay-assisted bidirectional cellular network where the base station (BS) communicates with each mobile station (MS) using orthogonal frequency-division mult...
Yuan Liu, Meixia Tao
INFOCOM
2010
IEEE
13 years 9 months ago
DAC: Distributed Asynchronous Cooperation for Wireless Relay Networks
—Cooperative relay is a communication paradigm that aims to realize the capacity of multi-antenna arrays in a distributed manner. However, the symbol-level synchronization requir...
Xinyu Zhang, Kang G. Shin
CORR
2008
Springer
122views Education» more  CORR 2008»
13 years 10 months ago
To Code or Not To Code in Multi-Hop Relay Channels
Multi-hop relay channels use multiple relay stages, each with multiple relay nodes, to facilitate communication between a source and destination. Previously, distributed space-tim...
Rahul Vaze, Robert W. Heath Jr.
TCOM
2008
100views more  TCOM 2008»
13 years 10 months ago
Unified asymptotic analysis of linearly modulated signals in fading, non-Gaussian noise, and interference
In this paper, we present a unified asymptotic symbol error rate (SER) analysis of linearly modulated signals impaired by fading and (possibly) non
Amir Nasri, Robert Schober, Yao Ma
IEICET
2007
120views more  IEICET 2007»
13 years 10 months ago
Analysis of Polarization Diversity Gain at Base Station in W-CDMA System
There have been many theoretical and experimental investigations on polarization diversity reception characteristics at base stations. The diversity gain was evaluated based on th...
Masaru Fukushige, Tetsurou Imai
CONCURRENCY
2010
104views more  CONCURRENCY 2010»
13 years 11 months ago
Performance analysis of an experimental wireless relay sensor network
Communication through relay channels in wireless sensor networks can create diversity and consequently improve robustness of data transmission for ubiquitous computing and network...
Gu-Chun Zhang, Xiao-Hong Peng, Xuan-Ye Gu
VTC
2006
IEEE
211views Communications» more  VTC 2006»
14 years 4 months ago
Amplify-and-Forward Cooperative Transmission with Multiple Relays Using Phase Feedback
Abstract-Cooperative transmission obtains the spatial diversity gains created by sharing antennas of terminals in wireless networks. Although the amplify-and-forward (AF) cooperati...
Dongwoo Lee, Young Seok Jung, Jae Hong Lee
ICC
2007
IEEE
123views Communications» more  ICC 2007»
14 years 5 months ago
The Effect of Ordered Detection and Antenna Selection on Diversity Gain of Decision Feedback Detector
— The decision feedback detector (DFD) can achieve the high spectral efficiency of a MIMO channel in that it converts the MIMO channel into multiple parallel layers, through whi...
Yi Jiang, Mahesh K. Varanasi