293 search results - page 57 / 59 » Opportunistic Multiple Access for Cognitive Radio Networks |
INFOCOM
2005
IEEE
13 years 11 months ago
2005
IEEE
— Even though multiple non-overlapped channels exist in the 2.4GHz and 5GHz spectrum, most IEEE 802.11-based multi-hop ad hoc networks today use only a single channel. As a resul...
INFOCOM
2002
IEEE
13 years 10 months ago
2002
IEEE
IEEE 802.11 Medium Access Control(MAC) is proposed to support asynchronous and time bounded delivery of radio data packets in infrastructure and ad hoc networks. The basis of the I...
MOBICOM
2005
ACM
13 years 11 months ago
2005
ACM
Next generation fixed wireless broadband networks are being increasingly deployed as mesh networks in order to provide and extend access to the internet. These networks are chara...
SIGCOMM
2010
ACM
13 years 6 months ago
2010
ACM
Dense 802.11 wireless networks present a pressing capacity challenge: users in proximity contend for limited unlicensed spectrum. Directional antennas promise increased capacity b...
WOWMOM
2005
ACM
13 years 11 months ago
2005
ACM
IEEE 802.11 wireless local area networks that span large buildings or campuses must comprise multiple cells, several of which must necessarily be cochannel cells. It can be shown ...