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TWC
2010
15 years 25 days ago
On the Impact of Channel Estimation Errors on MAC Protocols for MIMO Ad Hoc Networks
In this paper, we evaluate the performance of a Medium Access Control (MAC) protocol for MIMO ad hoc networks under imperfect channel estimation. To this end, we also present an an...
Davide Chiarotto, Paolo Casari, Michele Zorzi
TWC
2010
15 years 25 days ago
Managing the interference structure of MIMO HSDPA: a multi-user interference aware MMSE receiver with moderate complexity
It is known that Wideband Code-Division Multiple Access (W-CDMA) networks are limited by interference more than by any other single effect. Due to the frequency selectivity of the ...
Martin Wrulich, Christian Mehlführer, Markus ...
CORR
2011
Springer
139views Education» more  CORR 2011»
14 years 10 months ago
Volatility of Power Grids under Real-Time Pricing
—The paper proposes a framework for modeling and analysis of the dynamics of supply, demand, and clearing prices in power system with real-time retail pricing and information asy...
Mardavij Roozbehani, Munther Dahleh, Sanjoy K. Mit...
ICDE
2011
IEEE
274views Database» more  ICDE 2011»
14 years 10 months ago
SQPR: Stream query planning with reuse
—When users submit new queries to a distributed stream processing system (DSPS), a query planner must allocate physical resources, such as CPU cores, memory and network bandwidth...
Evangelia Kalyvianaki, Wolfram Wiesemann, Quang Hi...
CHI
2011
ACM
14 years 9 months ago
OldGen: mobile phone personalization for older adults
Mobile devices are currently difficult to customize for the usability needs of elderly users. The elderly are instead referred to specially designed “senior phones” or softwar...
Alex Olwal, Dimitris Lachanas, Ermioni Zacharouli