193 search results - page 13 / 39 » Addressing the Dynamic Range Problem in Cognitive Radios |
GLOBECOM
2007
IEEE
14 years 2 months ago
2007
IEEE
Abstract—Cognitive radio is a key enabling technology of dynamic spectrum access for exploiting unused spectrum resources. This article focuses on modeling the opportunity for ce...
JCST
2008
13 years 7 months ago
2008
The allocation of bandwidth to unlicensed users, without significantly increasing the interference on the existing licensed users, is a challenge for Ultra Wideband (UWB) networks....
ALIFE
2005
13 years 7 months ago
2005
We present a new definition of the concept of representation for cognitive science that is based on a study of the origin of structures that are used to store memory in evolving sy...
INFOCOM
1991
IEEE
13 years 11 months ago
1991
IEEE
Although the issues of routing and scheduling in packet radio networks are highly interdependent, few studies have addressed their interactions. In this paper, we address the prob...
MOBIHOC
2012
ACM
11 years 10 months ago
2012
ACM
Dynamic spectrum access is a maturing technology that allows next generation wireless devices to make highly efficient use of wireless spectrum. Spectrum can be allocated on an o...