120 search results - page 19 / 24 » Traffic-aware dynamic spectrum access |
GLOBECOM
2009
IEEE
15 years 2 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...
GLOBECOM
2009
IEEE
15 years 6 months ago
2009
IEEE
— We propose and analyze a novel decentralized mechanism that motivates otherwise non-cooperative stations to participate as relays in cooperative ARQ protocol. Cooperation incen...
114
Voted
WIOPT
2011
IEEE
14 years 3 months ago
2011
IEEE
Abstract—This paper considers maximizing throughput utility in a multi-user network with partially observable Markov ON/OFF channels. Instantaneous channel states are never known...
119
Voted
WOWMOM
2009
ACM
15 years 6 months ago
2009
ACM
Abstract— Spectrum-agile radios, also known as cognitive radios, have a great potential to improve spectrum utilization by enabling dynamic access to the spectrum. A key challeng...
113
Voted
TSP
2010
14 years 6 months ago
2010
Effective spectrum sensing is a critical prerequisite for multi-channel cognitive radio (CR) networks, where multiple spectrum bands are sensed to identify transmission opportuniti...