Connectivity of ad hoc networks: Is fading good or bad?

X Zhou, S Durrani, HM Jones - 2008 2nd International …, 2008 - ieeexplore.ieee.org
In this paper, we investigate the effect of Rayleigh fading on the connectivity of wireless ad
hoc networks. We consider static nodes that are equipped with omnidirectional antennas …

The benefits of directional antennas in heterogeneouswireless ad-hoc networks

A Beygelzimer, A Kershenbaum… - 2008 5th IEEE …, 2008 - ieeexplore.ieee.org
Basic properties of wireless ad-hoc networks, such as connectivity, have traditionally been
analyzed and evaluated under the assumption that all nodes have homogeneous …

On the capacity improvement of ad hoc wireless networks using directional antennas

S Yi, Y Pei, S Kalyanaraman - Proceedings of the 4th ACM international …, 2003 - dl.acm.org
The capacity of ad hoc wireless networks is constrained by the interference between
concurrent transmissions from neighboring nodes. Gupta and Kumar have shown that the …

Capacity-based connectivity of MIMO fading ad-hoc networks

H Jafarkhani, H Yousefi'zadeh… - GLOBECOM'05. IEEE …, 2005 - ieeexplore.ieee.org
We study the problem of connectivity in MIMO fading ad-hoc networks. Based on a
probabilistic analysis of achievable capacity on individual links of a random topology, we …

A study of connectivity in MIMO fading ad-hoc networks

H Yousefi'zadeh, H Jafarkhani… - … of Communications and …, 2009 - ieeexplore.ieee.org
We investigate the connectivity of fading wireless ad-hoc networks with a pair of novel
connectivity metrics. Our first metric looks at the problem of connectivity relying on the …

How is the capacity of ad hoc networks improved with directional antennas?

S Yi, Y Pei, S Kalyanaraman, B Azimi-Sadjadi - Wireless Networks, 2007 - Springer
The capacity of wireless ad hoc networks is constrained by the interference caused by the
neighboring nodes. Gupta and Kumar have shown that the throughput for such networks is …

The impacts of physical layer parameters on the connectivity of ad-hoc networks

J Kazemitabar, H Yousefi'zadeh… - 2006 IEEE International …, 2006 - ieeexplore.ieee.org
We study the effects of physical layer parameters on the connectivity of fading ad-hoc
networks. Relying on a symbol error rate connectivity metric for such networks, we assume a …

How does randomized beamforming improve the connectivity of ad hoc networks?

C Bettstetter, C Hartmann… - … on Communications, 2005 …, 2005 - ieeexplore.ieee.org
This paper analyzes the impact of beamforming antennas on the topological connectivity of
multihop wireless networks. As a metric for the connectivity of the network, we use the …

Average connectivity properties of wireless ad hoc networks

L Shu, MN Desai, RS Mangoubi - 2003 IEEE Wireless …, 2003 - ieeexplore.ieee.org
We consider the average radio coverage area size of a connected cluster/spl Omega/(/spl
alpha/, r) in a uniformly randomly deployed wireless network over a D-dimensional infinite …

On the connectivity analysis over large-scale hybrid wireless networks

C Yi, W Wang - 2010 Proceedings IEEE INFOCOM, 2010 - ieeexplore.ieee.org
Many real systems are hybrid networks which include infrastructure nodes in multi-hop
wireless networks, such as sinks in sensor networks and mesh routers in mesh networks …