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» Random Access Systems with a Time Varying Channel
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MOBICOM
2004
ACM
14 years 4 months ago
A scalable model for channel access protocols in multihop ad hoc networks
A new modeling framework is introduced for the analytical study of medium access control (MAC) protocols operating in multihop ad hoc networks. The model takes into account the eï...
Marcelo M. Carvalho, Jose Joaquin Garcia-Luna-Acev...
GLOBECOM
2006
IEEE
14 years 4 months ago
Collision Model for Bit Error Rate analysis of Time Hopping Impulse Radio in Multipath Nakagami-m Channels
— In presence of multiple access interference, the performance of impulse radio system is affected by collisions with other users. In this paper we evaluate the bit error probabi...
L. Reggiani, Umberto Spagnolini
CCGRID
2002
IEEE
14 years 3 months ago
Sensitivity of Cluster File System Access to I/O Server Selection
This paper describes measurement tests of Parallel Virtual File System (PVFS) and Network File System (NFS) over a commodity Linux cluster connected with Myrinet. PVFS stores a ï¬...
Amy W. Apon, P. D. Wolinski, G. M. Amerson
RTAS
2005
IEEE
14 years 4 months ago
A Real-Time Performance Comparison of Distributable Threads and Event Channels
No one middleware communication model completely solves the problem of ensuring schedulability in every DRE system. Furthermore, there have been few studies to date of the trade-o...
Yuanfang Zhang, Bryan Thrall, Stephen Torri, Chris...
USENIX
2004
14 years 5 days ago
Time-based Fairness Improves Performance in Multi-Rate WLANs
The performance seen by individual clients on a wireless local area network (WLAN) is heavily influenced by the manner in which wireless channel capacity is allocated. The popular...
Godfrey Tan, John V. Guttag