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ICC
2007
IEEE
14 years 3 months ago
A Low Complexity Mapping and Modulation Scheme for IEEE 802.15.4b
: We detail a code mapping scheme designed especially for devices in the enhanced wireless personal area networks operating in both the 868MHz and 915MHz bands for the emerging IEE...
Manjeet Singh, Zhongding Lei, Francois P. S. Chin,...
GLOBECOM
2006
IEEE
14 years 3 months ago
An Evaluation of Ultra Wideband Technology for Indoor Ranging
Abstract— Ultra wideband technology shows promise for precision ranging due to its fine time resolution to resolve multipath fading and the presence of lower frequencies in the ...
Camillo Gentile, Alfred Kik
VTC
2006
IEEE
112views Communications» more  VTC 2006»
14 years 3 months ago
Interference Suppression Through Adaptive Subset Antenna Transmission in Interference Limited MIMO Wireless Environments
Abstract— We consider spatially multiplexed MIMO transmission in the presence of co-channel interference with subset transmit antenna selection. Several algorithms for antenna se...
Shreeram Sigdel, Witold A. Krzymien
INTERSENSE
2006
ACM
14 years 3 months ago
Multipath virtual sink architecture for wireless sensor networks in harsh environments
Wireless sensor networks are expected to be deployed in harsh environments characterized by extremely poor and fluctuating channel conditions. With the generally adopted single-s...
Winston Khoon Guan Seah, Hwee Pink Tan
ICMCS
2005
IEEE
110views Multimedia» more  ICMCS 2005»
14 years 2 months ago
A client-driven scalable cross-layer retransmission scheme for 3G video streaming
The wireless channel is time-varying where burst packet losses often occur during the fading or lossy handovers. In order to avoid unaccepted quality degradation of video streamin...
Hao Liu, Wenjun Zhang, Songyu Yu, Jun Cai