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PERVASIVE
2010
Springer
14 years 4 months ago
Indoor Positioning Using GPS Revisited
It has been considered a fact that GPS performs too poorly inside buildings to provide usable indoor positioning. We analyze results of a measurement campaign to improve on the und...
Mikkel Baun Kjærgaard, Henrik Blunck, Torben...
ICASSP
2008
IEEE
14 years 4 months ago
Speech privacy for modern mobile communication systems
Speech privacy techniques are used to scramble clear speech into an unintelligible signal in order to avoid eavesdropping. Some analog speech-privacy equipments (scramblers) have ...
Jose Francisco de Andrade, Marcello Luiz Rodrigues...
INFOCOM
2007
IEEE
14 years 4 months ago
Oblivious Routing with Mobile Fusion Centers over a Sensor Network
— We consider the problem of aggregating data at a mobile fusion center (fusor) (eg. a PDA or a cellular phone) moving within a spatial region over which a wireless sensor networ...
Devavrat Shah, Sanjay Shakkottai
ISCC
2006
IEEE
118views Communications» more  ISCC 2006»
14 years 3 months ago
Performance of Paced and Non-Paced Transmission Control Algorithms in Small Buffered Networks
Famous rule-of-thumb states that a buffer sized at B = RTT × BW, where RTT is the average round trip time and BW is the bandwidth of output link is necessary in order to achieve ...
Onur Alparslan, Shin'ichi Arakawa, Masayuki Murata
ACMSE
2006
ACM
14 years 3 months ago
Evaluation of a location-linked notes system
We present a location-aware messaging system that lets users read and post notes linked to a particular location. We developed multiple clients (designed to run on desktop compute...
Manas Tungare, Ingrid Burbey, Manuel A. Pér...