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Tone Dual‐Channel MAC Protocol with Directional Antennas for Mobile Ad Hoc Networks
Authors:JeongWoo Jwa
Abstract:
The directional medium access control (MAC) protocol improves the throughput of mobile ad hoc networks but has a deafness problem and requires location information for neighboring nodes. In the dual‐channel directional MAC protocol [12], the use of omnidirectional packets does not require the exact location of destination node. In this letter, we propose a tone dual‐channel MAC protocol with directional antennas to improve the throughput of mobile ad hoc networks. In the proposed MAC protocol, we use a directional CTS and an out‐of‐band directional DATA tone with a new blocking algorithm to improve the spatial reuse. We confirm the throughput performance of the proposed MAC protocol by computer simulations using the Qualnet simulator.
Keywords:Ad hoc MAC protocol  directional antennas  tone  dual‐channel  deafness
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