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CORR
2010
Springer
254views Education» more  CORR 2010»
13 years 6 months ago
Information-Theoretic Analysis of an Energy Harvesting Communication System
—In energy harvesting communication systems, an exogenous recharge process supplies energy for the data transmission and arriving energy can be buffered in a battery before consu...
Omur Ozel, Sennur Ulukus
TMC
2010
141views more  TMC 2010»
13 years 6 months ago
Energy-Optimal Scheduling with Dynamic Channel Acquisition in Wireless Downlinks
—We consider a wireless base station serving L users through L time-varying channels. It is well known that opportunistic scheduling algorithms with full channel state informatio...
Chih-Ping Li, Michael J. Neely
ESA
2009
Springer
149views Algorithms» more  ESA 2009»
14 years 2 months ago
Approximability of OFDMA Scheduling
In this paper, we study the complexity and approximability of the orthogonal frequency-division multiple access (OFDMA) scheduling problem with uniformly related communication chan...
Marcel Ochel, Berthold Vöcking
ESORICS
2007
Springer
14 years 2 months ago
Cloak: A Ten-Fold Way for Reliable Covert Communications
A number of network covert channels have been proposed recently that may have important ramifications for Internet security and privacy. However, they could become ineffective in...
Xiapu Luo, Edmond W. W. Chan, Rocky K. C. Chang
TIT
2010
115views Education» more  TIT 2010»
13 years 2 months ago
On resource allocation in fading multiple-access channels-an efficient approximate projection approach
We consider the problem of rate and power allocation in a multiple-access channel. Our objective is to obtain rate and power allocation policies that maximize a general concave ut...
Ali ParandehGheibi, Atilla Eryilmaz, Asuman E. Ozd...