Sciweavers

885 search results - page 173 / 177
» Middleware for Mobile Information Access
Sort
View
JSAC
2008
90views more  JSAC 2008»
13 years 7 months ago
Limited feedback schemes for downlink OFDMA based on sub-channel groups
Abstract--In a downlink Orthogonal Frequency Division Multiple Access (OFDMA) system, optimally allocating sub-channels across mobile users can require excessive feedback of channe...
Jieying Chen, Randall A. Berry, Michael L. Honig
TMC
2008
107views more  TMC 2008»
13 years 7 months ago
A Mutual Network Synchronization Method for Wireless Ad Hoc and Sensor Networks
Mutual network synchronization is a distributed method in which geographically separated clocks align their times to one another without the need of reference or master clocks. Mut...
Carlos H. Rentel, Thomas Kunz
DRM
2006
Springer
13 years 11 months ago
Securing sensitive content in a view-only file system
One of the most fundamental problems in computer security is protecting sensitive digital information from unauthorized disclosure. There are a number of challenges, such as spywa...
Kevin Borders, Xin Zhao, Atul Prakash
WIOPT
2010
IEEE
13 years 6 months ago
Performance tuning of Infrastructure-Mode wireless LANs
—Conventional wisdom about 802.11 WLANs dictates that as the number of active users increases, the contention windows (CW) of all the contending users needs to increase to preven...
Yigal Bejerano, Hyoung-Gyu Choi, Seung-Jae Han, Th...
IMC
2010
ACM
13 years 5 months ago
The effect of packet loss on redundancy elimination in cellular wireless networks
Network-level redundancy elimination (RE) algorithms reduce traffic volume on bandwidth-constrained network paths by avoiding the transmission of repeated byte sequences. Previous...
Cristian Lumezanu, Katherine Guo, Neil Spring, Bob...