143 search results - page 21 / 29 » Hybrid Channel Access Scheduling in Ad Hoc Networks |
CISS
2008
IEEE
13 years 9 months ago
2008
IEEE
Cognitive radios permit dynamic control of physical layer resources such as transmission power and constellation size; these degrees of freedom can be employed to achieve significa...
AUTONOMICS
2007
ACM
13 years 9 months ago
2007
ACM
We propose a complete design for a scope limited, multihop broadcast middleware, which is adapted to the variability of the ad-hoc environment and works in unlimited ad-hoc networ...
WOWMOM
2005
ACM
14 years 1 months ago
2005
ACM
Ad-hoc wireless networks with multi-rate radios (such as 802.11a, b, g) require a new class of MAC/PHY aware metrics that take into account factors such as physical-layer link spe...
NETWORKING
2004
13 years 9 months ago
2004
Abstract. This paper analyzes the performance of directional collision avoidance schemes, in which antenna systems are used to direct the transmission and reception of control and ...
ICPP
2006
IEEE
14 years 1 months ago
2006
IEEE
—Carrier sensing is a medium access method widely adopted in wireless communication to protect data transfers from interference. For example, Distributed Coordination Function (D...