577 search results - page 43 / 116 » Performance Enhancement of Wireless Communication Systems us... |
VTC
2007
IEEE
14 years 1 months ago
2007
IEEE
— Signal space diversity (SSD) with the rotation of the signal constellation using multi-level modulation schemes is known to provide good performance gains over fading channels....
AINA
2003
IEEE
14 years 27 days ago
2003
IEEE
Abstract— The IEEE 802.11 standard and enhanced amendments have defined fourteen transmission rates (1/2/5.5/6/9/11/12/ 18/22/24/33/36/48/54 Mb/s) for mobile stations to transmi...
MOBIHOC
2004
ACM
14 years 1 months ago
2004
ACM
Bandwidth efficiency of wireless multicast can be improved substantially by exploiting the fact that several receivers can be reached at the MAC layer by a single transmission. T...
GLOBECOM
2010
IEEE
13 years 5 months ago
2010
IEEE
This paper addresses the issue of network life during repeated broadcasts originating from the same source in large, strip-shaped wireless sensor networks. The proposed technique w...
VTC
2006
IEEE
14 years 1 months ago
2006
IEEE
— Bit interleaved coded multiple beamforming (BICMB) was previously designed to achieve full spatial multiplexing of min(N, M) and full spatial diversity of NM for N transmit and...