375 search results - page 1 / 75 » Accessible Capacity of Secondary Users |
GLOBECOM
2009
IEEE
13 years 8 months ago
2009
IEEE
Dynamic Spectrum Access can enable secondary network users to access unused spectrum, or whitespace, which is found between the transmissions of primary users in a wireless networ...
9
Voted
CORR
2010
Springer
13 years 2 months ago
2010
Springer
INFOCOM
2012
IEEE
11 years 7 months ago
2012
IEEE
—We study the capacity and delay scaling laws for cognitive radio network (CRN) with static primary users and heterogeneous mobile secondary users coexisting in the unit planar a...
VTC
2008
IEEE
13 years 11 months ago
2008
IEEE
Abstract— In this paper, we analyze DS-CDMA/OFDM spectrum sharing system based on opportunistic spectrum access (OSA). In this system, the primary network air interface is based ...
ICASSP
2009
IEEE
14 years 3 days 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...