152 search results - page 1 / 31 » Performance Analysis of a Wireless Network with Opportunisti... |
GLOBECOM
2007
IEEE
13 years 11 months ago
2007
IEEE
— We analyze the performance of a wireless system that allows opportunistic spectrum sharing. The system consists of a set of primary users sharing a set of channels over a cover...
WCNC
2008
IEEE
13 years 11 months ago
2008
IEEE
— In an opportunistic spectrum sharing (OSS) wireless network there are two types of users: primary users and secondary users. The primary users own the license for the system ba...
WCNC
2008
IEEE
13 years 11 months ago
2008
IEEE
— In an opportunistic spectrum sharing system, secondary users equipped with cognitive radios opportunistically access spectrum that is not being used by the primary users, i.e.,...
MSWIM
2009
ACM
13 years 9 months ago
2009
ACM
Cognitive Radio (CR) technology constitutes a new paradigm to provide additional spectrum utilization opportunities in wireless ad hoc networks. Recent research in this field has ...
CN
2006
13 years 4 months ago
2006
Today's wireless networks are characterized by a fixed spectrum assignment policy. However, a large portion of the assigned spectrum is used sporadically and geographical var...