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IWDC
2001
Springer
119views Communications» more  IWDC 2001»
15 years 6 months ago
Differentiated Services in the GPRS Wireless Access Environment
The General Packet Radio Service extends the existing GSM mobile communications technology by providing packet switching and higher data rates in order to efficiently access IP-bas...
Sergios Soursos, Costas Courcoubetis, George C. Po...
MOBICOM
2010
ACM
15 years 2 months ago
Directional antenna diversity for mobile devices: characterizations and solutions
We report a first-of-its-kind realization of directional transmission for smartphone-like mobile devices using multiple passive directional antennas, supported by only one RF chai...
Ardalan Amiri Sani, Lin Zhong, Ashutosh Sabharwal
ESWS
2007
Springer
15 years 8 months ago
The NExT System: Towards True Dynamic Adaptations of Semantic Web Service Compositions
Traditional process support systems typically offer a static composition of atomic tasks to more powerful services. In the real world, however, processes change over time: busines...
Abraham Bernstein, Michael Dänzer
IFIP
2007
Springer
15 years 8 months ago
Semantic Context Reasoning Using Ontology Based Models
New mobile computing technologies and the increasing use of portable devices have pushed the development of the so-called context-aware applications. This new class of applications...
Rodrigo Mantovaneli Pessoa, Camilo Zardo Calvi, Jo...
MOBISYS
2005
ACM
16 years 1 months ago
A relative positioning system for co-located mobile devices
If a mobile computing device knows how it is positioned and oriented in relation to other devices nearby, then it can provide enhanced support for multi-device and multi-user inte...
Mike Hazas, Christian Kray, Hans-Werner Gellersen,...