84 search results - page 14 / 17 » Proximity Sensing Using IEEE 802.15.4 Radios |
INFOCOM
2005
IEEE
14 years 29 days ago
2005
IEEE
— In this paper, we consider the issue of localization in anisotropic sensor networks. Anisotropic networks are differentiated from isotropic networks in that they possess proper...
MOBICOM
1999
ACM
13 years 11 months ago
1999
ACM
Many medium-access control (MAC) protocols for wireless networks proposed or implemented to date are based on collisionavoidance handshakes between sender and receiver. In the vas...
SENSYS
2009
ACM
14 years 2 months ago
2009
ACM
Wireless sensor networks have been proposed for many location-dependent applications. In such applications, the requirement of low system cost prohibits many range-based methods f...
ICC
2009
IEEE
14 years 2 months ago
2009
IEEE
—Several measurement studies have found a large amount of underutilized radio spectrum. More flexible regulation employing dynamic spectrum access (DSA) has been proposed as sol...
PIMRC
2008
IEEE
14 years 1 months ago
2008
IEEE
— One of the main task to be done by a cognitive receiver is to sense its spectral environment in order to distinguish surrounding systems from each others. Actually most systems...