375 search results - page 11 / 75 » Accessible Capacity of Secondary Users |
106
Voted
IPPS
2008
IEEE
15 years 6 months ago
2008
IEEE
The creation of a virtual world environment (VWE) has significant costs, such as maintenance of server rooms, server administration, and customer service. The initial development...
96
Voted
CORR
2010
Springer
15 years 16 days ago
2010
Springer
Abstract--A multiple access channel and a point-to-point channel sharing the same medium for communications are considered. We obtain an outer bound for the capacity region of this...
90
Voted
ICASSP
2008
IEEE
15 years 7 months ago
2008
IEEE
—We consider power control in spectrum overlay networks (also referred to as opportunistic spectrum access) where secondary users identify and exploit instantaneous and local spe...
146
Voted
MOBICOM
2009
ACM
15 years 7 months ago
2009
ACM
Cognitive radio is an enabling technology that allows unlicensed users to opportunistically access the spectrum in order to enhance the spectrum efficiency. In this paper, we cons...
ERCIMDL
2004
Springer
15 years 5 months ago
2004
Springer
Abstract. This paper argues for the necessity of digital libraries to increase access to their holdings and have greater impact on e-learning and education by facilitating the crea...