4984 search results - page 979 / 997 » Network-Assisted Wireless Computing |
WCNC
2008
IEEE
14 years 2 months ago
2008
IEEE
Abstract—Using cooperative transmission, two or more singleantenna users can share their antennas to achieve spatial diversity in a slow fading channel. One relaying protocol tha...
WCNC
2008
IEEE
14 years 2 months ago
2008
IEEE
— In this paper, we investigate two selective relaying schemes in cooperative OFDM systems. Selective OFDMA relaying, where the relay selection is performed in a per-subcarrier m...
ANSS
2007
IEEE
14 years 2 months ago
2007
IEEE
During the last few years, continuous progresses in wireless communications have opened new research fields in computer networking, aimed at extending data networks connectivity ...
ICC
2007
IEEE
14 years 2 months ago
2007
IEEE
Abstract— In Multiple-Input Multiple-Output (MIMO) wireless systems, since different signals are transmitted by different antennas simultaneously, interference occurs between the...
LCN
2007
IEEE
14 years 1 months ago
2007
IEEE
Abstract—In this work, we discuss how to support Video-onDemand service in multi-hop WiMax mesh networks. We are interested in the scenario that end users connect to the video se...