464 search results - page 47 / 93 » Survey of position location techniques in mobile systems |
JSS
2000
13 years 7 months ago
2000
In the present paper, we study the most frequent data placement schemes, i.e., the organ-pipe and camel arrangements, in a mirrored disk system which supports cylinder replication...
DEBU
2002
13 years 7 months ago
2002
We present techniques to index mobile objects in order to efficiently answer range queries about their future positions. This problem appears in real-life applications, such as pr...
CHI
2007
ACM
14 years 8 months ago
2007
ACM
Standard input devices for mobile phones are directional keys and discrete thumb-joysticks. These devices are dedicated to the discrete GUIs of the phones (eg. scroll lists and sm...
AVI
2006
13 years 9 months ago
2006
Increasingly, public transportation systems are equipped with Global Positioning Systems (GPS) connected to control centers through wireless networks. Controllers use this infrast...
WAOA
2005
Springer
14 years 1 months ago
2005
Springer
Cellular telephony systems, where locations of mobile users are unknown at some times, are becoming more common. In such systems, mobile users are roaming in a zone and a user repo...