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ICASSP
2009
IEEE
14 years 4 months ago
2009
IEEE
—Spectrum access is an important function of cognitive radios for detecting and utilizing spectrum holes without harming the legacy systems. In this paper, we propose novel coope...
TCOM
2008
13 years 9 months ago
2008
Abstract--We investigate a new approach to uplink communications in wideband outdoor cellular systems that can take advantage of multiple antennas at the base station in a scalable...
ICPPW
2002
IEEE
14 years 2 months ago
2002
IEEE
Recently, the low price and the small size of the mobile device makes a great success in personal mobile communication. A lot of people use a cell phone, PDA, and laptop computer ...
SIGMETRICS
2010
ACM
14 years 2 months 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...
WSNA
2003
ACM
14 years 3 months ago
2003
ACM
Sensor networks have become an important source of data with numerous applications in monitoring various real-life phenomena as well as industrial applications and traffic contro...