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WIOPT
2011
IEEE
14 years 1 months ago
Energy-neutral source-channel coding in energy-harvesting wireless sensors
Abstract—This work addresses the problem of energy allocation over source compression and transmission for a single energy-harvesting sensor. An optimal class of policies is iden...
Paolo Castiglione, Osvaldo Simeone, Elza Erkip, Th...
ICC
2008
IEEE
121views Communications» more  ICC 2008»
15 years 3 months ago
Improving Videophone Transmission over Multi-Rate IEEE 802.11e Networks
— In this paper, we propose an adaptive system for improving videophone transmission over EDCA. We consider that a videophone contains a constant bit rate (CBR) voice source and ...
Tiantian Guo, Jianfei Cai, Chuan Heng Foh, Yu Zhan...
TWC
2008
87views more  TWC 2008»
14 years 9 months ago
A robust asynchronous multiuser STBC-OFDM transmission scheme for frequency-selective channels
Abstract--In this paper, we propose a robust STBC transmission scheme to combat timing synchronization errors over frequency-selective multiple-access channels. We start by derivin...
Dandan Wang, Hlaing Minn, Naofal Al-Dhahir
ICASSP
2011
IEEE
14 years 1 months ago
Training design in single relay AF cooperative systems with correlated channels
In this paper, training design is studied for a single relay amplify-and-forward cooperative network. The taps of the frequency selective channels are assumed to be correlated and...
Christos Mavrokefalidis, Athanasios A. Rontogianni...
CORR
2007
Springer
141views Education» more  CORR 2007»
14 years 9 months ago
Joint Source-Channel Codes for MIMO Block Fading Channels
—We consider transmission of a continuous amplitude source over an L-block Rayleigh-fading Mt 2 Mr multiple-input multiple-output (MIMO) channel when the channel state informatio...
Deniz Gündüz, Elza Erkip