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VTC
2008
IEEE
156views Communications» more  VTC 2008»
14 years 2 months ago
Channel Asymmetry and Random Time Slot Hopping in OFDMA-TDD Cellular Networks
Abstract—This paper studies the performance of orthogonal frequency division multiple access – time division duplex (OFDMA-TDD) cellular networks when jointly applying dynamic ...
Ellina Foutekova, Patrick Agyapong, Harald Haas
VTC
2008
IEEE
139views Communications» more  VTC 2008»
14 years 2 months ago
Downlink Steered Space-Time Spreading For Multi-Carrier Transmission Over Frequency Selective Channels
— This paper presents a novel amalgam of Steered Space-Time Spreading (SSTS) and Orthogonal Frequency Division Multiple Access (OFDMA) designed for attaining both spatial diversi...
Nazar Sahal, Mohammed El-Hajjar, Lajos Hanzo
GLOBECOM
2007
IEEE
14 years 2 months ago
A Link-Layer Channel Model for IEEE 802.11 Ad Hoc Networks
— This paper presents a novel stochastic link-layer channel model for IEEE 802.11 ad hoc networks. The model characterizes the variations of the channel service process in a non-...
Atef Abdrabou, Weihua Zhuang
WIOPT
2011
IEEE
13 years 6 days ago
Ergodic spatial throughput of wireless ad hoc networks with Markovian fading channels
—Most work on wireless network throughput ignore the temporal correlation inherent to wireless channels, due to trouble with tractability. In order to better capture the temporal...
Chun-Hung Liu, Jeffrey G. Andrews
GLOBECOM
2008
IEEE
14 years 3 months ago
Cross-Layer Design of Optimal Adaptation Technique over Selection-Combining Diversity Nakagami-m Fading Channels
— Adaptive modulation and antenna diversity are two important enabling techniques for future wireless network to meet demand for high data rate transmission. We study a Markov de...
Ashok K. Karmokar, Vijay K. Bhargava