646 search results - page 98 / 130 » A Spatially Dependent Communication Model for Ubiquitous Sys... |
ICSE
2001
IEEE-ACM
14 years 16 days ago
2001
IEEE-ACM
Mobility is redefining the hardware and software fabric of distributed systems. Wireless communication allows network hosts to participate in a distributed computation while on t...
CORR
2007
Springer
13 years 8 months ago
2007
Springer
Abstract— Space-time codes leverage the availability of multiple antennas to enhance the reliability of communication over wireless channels. While space-time codes have initiall...
EWSA
2004
Springer
14 years 1 months ago
2004
Springer
Mobile software applications have to meet new requirements directly arising from mobility issues. To address these requirements at an early stage in development, an architecture d...
ICC
2008
IEEE
14 years 2 months ago
2008
IEEE
— Rain, snow, gaseous, cloud, fog, scintillation and other atmospheric properties can have a distorting effect on signal fidelity of Ku and Ka bands, thus resulting in excessive ...
BTW
2005
Springer
14 years 1 months ago
2005
Springer
: Optimizers in modern DBMSs utilize a cost model to choose an efficient query execution plan (QEP) among all possible ones for a given query. The accuracy of the cost estimates de...