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ISCC
2002
IEEE
121views Communications» more  ISCC 2002»
14 years 24 days ago
Towards a hybrid network model for wireless packet data networks
In this paper we study the performance trade-offs between conventional cellular and ad-hoc peer-to-peer wireless networks. We compare through simulations the performance of the tw...
Hung-Yun Hsieh, Raghupathy Sivakumar
MOBICOM
2009
ACM
14 years 2 months ago
Impact of mobility on spectrum sensing in cognitive radio networks
In cognitive radio networks (CRNs), spectrum sensing is key to opportunistic spectrum access while preventing any unacceptable interference to primary users’ communications. Alt...
Alexander W. Min, Kang G. Shin
SASN
2006
ACM
14 years 1 months ago
Impact of optimal MAC layer attacks on the network layer
Node misbehavior in wireless ad hoc networks leads to sudden unpredictable changes in network topology, resulting in fluctuation of traffic load and capacity for already existin...
Svetlana Radosavac, John S. Baras, George V. Moust...
SCN
2011
Springer
348views Communications» more  SCN 2011»
13 years 2 months ago
MANET QoS support without reservations
An inelastic flow is a flow with inelastic rate: i.e., the rate is fixed, it cannot be dynamically adjusted to traffic and load condition as in elastic flows like TCP. Real ti...
Soon-Young Oh, Gustavo Marfia, Mario Gerla
MOBICOM
2010
ACM
13 years 8 months ago
Design and experimental evaluation of multi-user beamforming in wireless LANs
Multi-User MIMO promises to increase the spectral efficiency of next generation wireless systems and is currently being incorporated in future industry standards. Although a signi...
Ehsan Aryafar, Narendra Anand, Theodoros Salonidis...