466 search results - page 38 / 94 » Opportunistic networking in OMNeT |
WCNC
2008
IEEE
14 years 2 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.,...
AINA
2008
IEEE
14 years 2 months ago
2008
IEEE
— Opportunistic communication allows humans equipped with mobile devices to exchange information via a wireless link whenever they are nearby. This work examines the performance ...
WCNC
2008
IEEE
14 years 2 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...
VTC
2007
IEEE
14 years 1 months ago
2007
IEEE
— With the advent of cognitive radio technology, new paradigms for spectrum access can achieve near-optimal spectrum utilization by letting users sense and utilize available spec...
WCNC
2008
IEEE
14 years 2 months ago
2008
IEEE
Abstract—We tackle the problem of providing minimum datarate guarantees for different classes-of-service in an OFDMAbased network, while obtaining a high system throughput. Our a...