484 search results - page 49 / 97 » Perfect Derived Propagators |
ICC
2007
IEEE
14 years 2 months ago
2007
IEEE
— Due to its finite-time resolution, the ultra wideband (UWB) technology has been proposed for use in high-resolution ranging. Such ranging systems employ several pingers each h...
ER
2007
Springer
14 years 2 months ago
2007
Springer
This paper describes a rule-based algorithm to derive a relational schema from an extended entity-relationship model. Our work is based on an approach by Atzeni and Torlone in whic...
VTC
2006
IEEE
14 years 2 months ago
2006
IEEE
Distributed MIMO technology is an effective way of dealing with the inter-cell interference problem in single frequency wireless communication networks. This paper studies the gene...
VTC
2006
IEEE
14 years 2 months ago
2006
IEEE
Abstract—This paper provides new statistical models for air-toground channels in an urban environment. The model is derived to operate at frequencies from 200MHz to 5GHz. Issues ...
MOBICOM
2006
ACM
14 years 1 months ago
2006
ACM
In this work, multi-hop cooperative schemes for underwater sensor networks are studied and shown to be highly energy efficient. Also, the signal model for a multipath channel is d...