21984 search results - page 4386 / 4397 » C |
SIGCOMM
2005
ACM
14 years 1 months ago
2005
ACM
We consider wireless LANs such as IEEE 802.11 operating in the unlicensed radio spectrum. While their nominal bit rates have increased considerably, the MAC layer remains practica...
MOBICOM
2004
ACM
14 years 28 days ago
2004
ACM
We demonstrate a system built using probabilistic techniques that allows for remarkably accurate localization across our entire office building using nothing more than the built-...
DIALM
2003
ACM
14 years 23 days ago
2003
ACM
We propose a novel localized algorithm that constructs a bounded degree and planar spanner for wireless ad hoc networks modeled by unit disk graph (UDG). Every node only has to kn...
DIALM
2003
ACM
14 years 23 days ago
2003
ACM
This paper addresses the problem of scatternet formation for singlehop Bluetooth based ad hoc networks, with minimal communication overhead. We adopt the well-known structure de B...
BTW
2003
Springer
14 years 22 days ago
2003
Springer
: Dieser Beitrag untersucht die Frage, wie XML-Dokumente, die in Datenbanksystemen abgespeichert sind, effektiv und effizient innerhalb dieser Systeme verändert werden können. Zu...