5 search results - page 1 / 1 » Dynamic spectrum access in DTV whitespaces: design rules, ar... |
MOBICOM
2009
ACM
14 years 2 months ago
2009
ACM
In November 2008, the FCC ruled that the digital TV whitespaces be used for unlicensed access. This is an exciting development because DTV whitespaces are in the low frequency ran...
SIGMETRICS
2010
ACM
14 years 9 days ago
2010
ACM
Dynamic Spectrum Access systems exploit temporarily available spectrum (‘white spaces’) and can spread transmissions over a number of non-contiguous sub-channels. Such methods...
INFOCOM
2005
IEEE
14 years 1 months ago
2005
IEEE
— Even though multiple non-overlapped channels exist in the 2.4GHz and 5GHz spectrum, most IEEE 802.11-based multi-hop ad hoc networks today use only a single channel. As a resul...
WICON
2008
13 years 9 months ago
2008
Cognitive radio networks that allow dynamic spectrum access are considered spectrally more efficient than networks using fixed spectral allocation. These networks are characterize...
POPL
2012
ACM
12 years 3 months ago
2012
ACM
Software-defined networks (SDNs) are a new implementation architecture in which a controller machine manages a distributed collection of switches, by instructing them to install ...