Sciweavers

VTC
2008
IEEE
102views Communications» more  VTC 2008»
14 years 5 months ago
Channel Prediction Aided Multiuser Transmission in SDMA
— Transmit preprocessing employed at the basestation (BS) has been proposed for simplifying the design of the mobile receiver. Provided that the channel impulse response (CIR) of...
Wei Liu, Lie-Liang Yang, Lajos Hanzo
VTC
2008
IEEE
106views Communications» more  VTC 2008»
14 years 5 months ago
Simulation-Based Performance Evaluation of Enhanced Broadcast Schemes for IEEE 802.11-Based Vehicular Networks
—Car-to-car communication (C2CC) enables cars to exchange information that can be used to, e.g., improve the drivers’ safety or comfort. Recently, WLANs based on the IEEE 802.1...
Yvonne Mertens, Matthias Wellens, Petri Mäh&o...
VTC
2008
IEEE
14 years 5 months ago
Irregular Generic Detection Aided Iterative Downlink SDMA Systems
— When an iterative-decoding aided system is configured to operate at a near-capacity performance, an excessive complexity may be imposed by the iterative process. In this paper...
Chun-Yi Wei, Lajos Hanzo
VTC
2008
IEEE
120views Communications» more  VTC 2008»
14 years 5 months ago
Near-Capacity Iteratively Decoded Space-Time Block Coding
— Iteratively decoded near-capacity Space-Time Block Coding (STBC) schemes are designed. Recursive unity-rate codes and IRregular Convolutional Codes (IRCCs) are employed for ass...
Soon Xin Ng, Sushanta Das, Jin Wang, Lajos Hanzo
VTC
2008
IEEE
153views Communications» more  VTC 2008»
14 years 5 months ago
Symbol Error Rate of Space-Time Coded Multi-Antenna Wireless Cooperative Networks
—In this paper, we propose a generalized cooperative signal transmission model for wireless networks. In this model, the source, the destination, and an arbitrary number of relay...
Javad Vazifehdan, Jos H. Weber
VTC
2008
IEEE
110views Communications» more  VTC 2008»
14 years 5 months ago
Increasing the Capacity of IEEE 802.11 Wireless LAN through Cooperative Coded Retransmissions
—In this paper a cooperative retransmission scheme for 802.11 WLANs is proposed. The mechanism allows stations with good channel to the access point to retransmit packets on beha...
Luis Loyola, Hermann S. Lichte, Imad Aad, Jör...
VTC
2008
IEEE
133views Communications» more  VTC 2008»
14 years 5 months ago
Measuring Inhomogeneity in Spatial Distributions
Abstract—The spatial distribution of nodes in wireless networks has important impact on network performance properties, such as capacity and connectivity. Although random sample ...
Udo Schilcher, Michael Gyarmati, Christian Bettste...
VTC
2008
IEEE
139views Communications» more  VTC 2008»
14 years 5 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