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CORR
2008
Springer
77views Education» more  CORR 2008»
13 years 8 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»
13 years 8 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»
13 years 7 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»
12 years 11 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
14 years 2 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