Sciweavers

23 search results - page 3 / 5
» Efficient FPGA-based Implementations of the MIMO-OFDM Physic...
Sort
View
DMDW
2001
106views Management» more  DMDW 2001»
13 years 7 months ago
SISYPHUS: A Chunk-Based Storage Manager for OLAP Cubes
In this paper, we present SISYPHUS, a storage manager for data cubes that provides an efficient physical base for performing OLAP operations. On-Line Analytical Processing (OLAP) ...
Nikos Karayannidis, Timos K. Sellis
VTC
2006
IEEE
102views Communications» more  VTC 2006»
13 years 11 months ago
Backward Compatible Modulation Schemes for Improving Spectrum Efficiency in DAB Systems
In this study, a new physical layer transmission technique is proposed with the spectrum efficiency up to two times of that of the Eureka-147 DAB system. The proposed technique com...
Chih-Yang Kao, Ming-Chien Tseng, Ching-Yung Chen, ...
GLOBECOM
2007
IEEE
13 years 9 months ago
Distributed Energy-Efficient Cooperative Routing in Wireless Networks
Recently, cooperative routing in wireless networks has gained much interest due to its ability to exploit the broadcast nature of the wireless medium in designing powerefficient ro...
Ahmed S. Ibrahim, Zhu Han, K. J. Ray Liu
SIGCOMM
2010
ACM
13 years 6 months ago
Fine-grained channel access in wireless LAN
Modern communication technologies are steadily advancing the physical layer (PHY) data rate in wireless LANs, from hundreds of Mbps in current 802.11n to over Gbps in the near fut...
Kun Tan, Ji Fang, Yuanyang Zhang, Shouyuan Chen, L...

Publication
232views
13 years 4 months ago
Measurement in 802.11 Wireless Networks and its Applications
Ease of deployment, wireless connectivity and ubiquitous mobile on-the-go computing has made the IEEE 802.11 the most widely deployed Wireless Local Area Network (WLAN) sta...
Malik Ahmad Yar Khan