139 search results - page 2 / 28 » Information exchange with collision detection on multiple ch... |
ICASSP
2010
IEEE
13 years 5 months ago
2010
IEEE
—We consider a cognitive radio network with distributed multiple secondary users, where each user independently searches for spectrum opportunities in multiple channels without e...
INFOCOM
1989
IEEE
13 years 8 months ago
1989
IEEE
Consider M - HChoose P - T communications: T users or less, out of M potential users, are chosen at random to simultaneously transmit binary data over a common channel. A method f...
ICC
2007
IEEE
13 years 9 months ago
2007
IEEE
This paper concerns the cross-layer design between physical layer and MAC (Multiple Access Control) layer in asynchronous wireless random access network. The proposed cross-layer d...
GLOBECOM
2007
IEEE
13 years 11 months ago
2007
IEEE
- Usually, packets involved in a collision are lost, requiring their retransmission. However, the signal associated to collisions has important information concerning the packets i...
TWC
2011
13 years 8 days ago
2011
Abstract—Coping with collisions is one of the biggest challenges in the design of MAC algorithms for wireless networks. Recent advances in MIMO communications have provided the p...