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CORR
2008
Springer
77views Education» more  CORR 2008»
15 years 3 months ago
Energy-efficient Scheduling of Delay Constrained Traffic over Fading Channels
Abstract--A delay-constrained scheduling problem for pointto-point communication is considered: a packet of B bits must be transmitted by a hard deadline of T slots over a timevary...
Juyul Lee, Nihar Jindal
JSAC
2008
164views more  JSAC 2008»
15 years 3 months ago
Coordinated beamforming with limited feedback in the MIMO broadcast channel
In this paper, we propose a new joint optimization of linear transmit beamforming and receive combining vectors for the multiple-input multiple-output (MIMO) broadcast channel. We ...
Chan-Byoung Chae, David Mazzarese, Nihar Jindal, R...
TIT
2002
78views more  TIT 2002»
15 years 2 months ago
Optimal placement of training for frequency-selective block-fading channels
The problem of placing training symbols optimally for orthogonal frequency-division multiplexing (OFDM) and single-carrier systems is considered. The channel is assumed to be quasi...
Srihari Adireddy, Lang Tong, Harish Viswanathan
ACNS
2011
Springer
244views Cryptology» more  ACNS 2011»
14 years 6 months ago
Quantitatively Analyzing Stealthy Communication Channels
Abstract. Attackers in particular botnet controllers use stealthy messaging systems to set up large-scale command and control. Understanding the capacity of such communication chan...
Patrick Butler, Kui Xu, Danfeng (Daphne) Yao
IEEEARES
2008
IEEE
15 years 9 months ago
Performance Analysis of Anonymous Communication Channels Provided by Tor
— Providing anonymity for end-users on the Internet is a very challenging and difficult task. There are currently only a few systems that are of practical relevance for the prov...
Andriy Panchenko, Lexi Pimenidis, Johannes Renner