131 search results - page 6 / 27 » A Directional Antenna Based Path Optimization Scheme for Wir... |
WOWMOM
2005
ACM
14 years 4 months ago
2005
ACM
— Many MAC sub-layer protocols for supporting the usage of directional antennas in ad hoc networks have been proposed in literature. However, there remain two open issues that ar...
GLOBECOM
2008
IEEE
14 years 4 months ago
2008
IEEE
— In this paper, we propose a novel asynchronous Media Access Control (MAC) protocol, Opportunistic MAC (OMAC), for Multiple Input Multiple Output (MIMO) ad-hoc networks. The pro...
PIMRC
2008
IEEE
14 years 4 months ago
2008
IEEE
Random beamforming, where each node selects a main beam direction without any coordination with other nodes, has been proposed as a simple technique to improve connectivity in wire...
INFOCOM
2006
IEEE
14 years 4 months ago
2006
IEEE
— Energy-efficient broadcast communication is an important problem in wireless ad hoc networks. Previously, minimum-energy broadcast that exploits the broadcast nature of radio ...
CISS
2007
IEEE
14 years 4 months ago
2007
IEEE
— In wireless ad hoc networks, distributed nodes can collaboratively form an antenna array for long-distance communications to achieve high energy efficiency. In recent work, Oc...