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GIS
2004
ACM
14 years 9 months ago
Energy efficient exact kNN search in wireless broadcast environments
The advances in wireless communication and decreasing costs of mobile devices have enabled users to access desired information at any time. Coupled with positioning technologies l...
Bugra Gedik, Aameek Singh, Ling Liu
MOBICOM
2010
ACM
13 years 8 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
APNOMS
2007
Springer
14 years 2 months ago
A Routing Scheme for Supporting Network Mobility of Sensor Network Based on 6LoWPAN
Network Mobility (NEMO) and IPv6 over Low power Wireless PAN (6LoWPAN) protocols are the two significant important technologies in the current networking research areas and seem to...
Jin Ho Kim, Choong Seon Hong, Koji Okamura
IPSN
2004
Springer
14 years 1 months ago
Adaptive clock synchronization in sensor networks
Recent advances in technology have made low cost, low power wireless sensors a reality. Clock synchronization is an important service in any distributed system, including sensor n...
Santashil PalChaudhuri, Amit Kumar Saha, David B. ...
VTC
2007
IEEE
14 years 2 months ago
Performance Modelling and Analysis of the Sleep-Mode in IEEE802.16e WMAN
In this study, we analyze the sleep-mode operation for power management of a mobile station in the IEEE802.16e Wireless Metropolitan Access Network. For the analysis we use the M/...
Yunju Park, Gang Uk Hwang