28 search results - page 2 / 6 » CAM-MAC: A Cooperative Asynchronous Multi-Channel MAC Protoc... |
GLOBECOM
2007
IEEE
13 years 9 months ago
2007
IEEE
—Open spectrum systems allow unlicensed secondary users equipped with cognitive radio to opportunistically access the spectrum underutilized by primary users. Cognitive radio has...
WCNC
2008
IEEE
14 years 2 months ago
2008
IEEE
—1 In ISM bands, many wireless protocols proliferate such as 802.11, Bluetooth, and ZigBee. However, these incompatible protocols create complex coexistence and connectivity prob...
GLOBECOM
2008
IEEE
13 years 8 months ago
2008
IEEE
— The use of directional antennae in ad hoc networks has received growing attention in recent years. However, most existing directional MAC protocols assume interchangeable direc...
PERCOM
2007
ACM
14 years 7 months ago
2007
ACM
Cooperative communications fully leverages the broadcast nature of the wireless channel and spatial diversity, thereby achieving tremendous improvements in system capacity and dela...
INFOCOM
2008
IEEE
14 years 2 months ago
2008
IEEE
—Cooperative relaying has been shown to provide diversity gains which can significantly improve the Packet Error Rate (PER) in wireless transmissions. In ad hoc wireless routing...