25 search results - page 3 / 5 » Delay optimal multichannel opportunistic access |
INFOCOM
2010
IEEE
13 years 3 months ago
2010
IEEE
—With the convergence of multimedia applications and wireless communications, there is an urgent need for developing new scheduling algorithms to support real-time traffic with ...
MOBICOM
2009
ACM
13 years 11 months ago
2009
ACM
Establishing a control channel for medium access control is a challenging problem in multi-channel and dynamic spectrum access (DSA) networks. In the design of multi-channel MAC p...
GLOBECOM
2007
IEEE
13 years 7 months ago
2007
IEEE
—Open spectrum systems allow unlicensed secondary users equipped with cognitive radio to opportunistically access the spectrum underutilized by primary users. Cognitive radio has...
VTC
2008
IEEE
13 years 11 months ago
2008
IEEE
This paper considers a scenario in which a secondary user makes opportunistic use of a channel allocated to some primary network. The primary network operates in a time-slotted ma...
MOBIHOC
2007
ACM
14 years 4 months ago
2007
ACM
We consider distributed opportunistic scheduling (DOS) in wireless ad-hoc networks, where many links contend for the same channel using random access. In such networks, distribute...