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TSP
2010
15 years 1 months ago
Analog beamforming in MIMO communications with phase shift networks and online channel estimation
In multiple-input multiple-output (MIMO) systems, the use of many radio frequency (RF) and analog-to-digital converter (ADC) chains at the receiver is costly. Analog beamformers op...
Vijay Venkateswaran, Alle-Jan van der Veen
INFOCOM
2009
IEEE
16 years 29 days ago
Null Keys: Limiting Malicious Attacks Via Null Space Properties of Network Coding
—The performance of randomized network coding can suffer significantly when malicious nodes corrupt the content of the exchanged blocks. Previous work have introduced error corr...
Elias Kehdi, Baochun Li
ICC
2007
IEEE
146views Communications» more  ICC 2007»
16 years 20 days ago
Correlation Based Rate Adaptation via Insights from Incomplete Observations in 802.11 Networks
—Rate adaptation, as a challenging issue for wireless purpose. Relatively little attention has been paid on identifying network design, has been an active research topic for year...
Xia Zhou, Jun Zhao, Guang-Hua Yang
RTCSA
2000
IEEE
15 years 10 months ago
Frame packing in real-time communication
A common computational model in distributed embedded systems is that the nodes exchange signals via a network. Most often a signal represents the state of some physical device and...
Kristian Sandström, Christer Norström, M...
ICDM
2006
IEEE
124views Data Mining» more  ICDM 2006»
16 years 11 days ago
Finding "Who Is Talking to Whom" in VoIP Networks via Progressive Stream Clustering
Technologies that use the Internet network to deliver voice communications have the potential to reduce costs and improve access to communications services around the world. Howev...
Olivier Verscheure, Michail Vlachos, Aris Anagnost...