233 search results - page 11 / 47 » A High Performance Privacy-Oriented Location System |
TCOM
2008
13 years 7 months ago
2008
Abstract--This paper addresses the problem of joint optimization of transmit beamforming and space-frequency (SF) coding for MIMO-OFDM systems with spatial correlation feedback in ...
TMC
2010
13 years 5 months ago
2010
—Secret keys can be generated and shared between two wireless nodes by measuring and encoding radio channel characteristics without ever revealing the secret key to an eavesdropp...
GLOBECOM
2008
IEEE
13 years 8 months ago
2008
IEEE
—In next generation wireless networks, not only wide area cells to provide moderate data rate with full mobility but also local area cells to support high data rate with local mo...
PERVASIVE
2010
Springer
13 years 9 months ago
2010
Springer
Abstract. In this paper we report on a field study comparing a commercial pedestrian navigation system to a tactile navigation system called Tactile Wayfinder. Similar to previous ...
SIGMETRICS
2004
ACM
14 years 25 days ago
2004
ACM
The use of environmental energy is now emerging as a feasible energy source for embedded and wireless computing systems such as sensor networks where manual recharging or replacem...