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INFOCOM
2003
IEEE
14 years 4 months ago
Dynamic Power Allocation and Routing for Time Varying Wireless Networks
—We consider dynamic routing and power allocation for a wireless network with time-varying channels. The network consists of power constrained nodes that transmit over wireless l...
Michael J. Neely, Eytan Modiano, Charles E. Rohrs
VTC
2007
IEEE
129views Communications» more  VTC 2007»
14 years 5 months ago
Iterative EM Based LDPC CDMA Receiver under Time Varying Interference
1 — The authors of this paper proposed an iterative expectation-maximization (EM) channel estimation based on a low-density parity-check (LDPC) code-division multiple access rece...
Don J. Torrieri, Avinash Mathur, Amitav Mukherjee,...
GLOBECOM
2007
IEEE
14 years 5 months ago
Iterative Channel Estimation for IDMA Systems in Time-Varying Channels
— In this paper, we develop low-complexity iterative channel estimation techniques for emerging IDMA systems. The channel estimators make use of pilots as well as soft decoded da...
Xiangyun Zhou, Zhenning Shi, Mark C. Reed
TSP
2008
118views more  TSP 2008»
13 years 10 months ago
Channel-Aware Random Access Control for Distributed Estimation in Sensor Networks
A cross-layered slotted ALOHA protocol is proposed and analyzed for distributed estimation in sensor networks. Suppose that the sensors in the network record local measurements of ...
Y.-W. P. Hong, Keng-U Lei, Chong-Yung Chi
ICC
2007
IEEE
122views Communications» more  ICC 2007»
14 years 5 months ago
Optimum-Weighted RLS Channel Estimation for Time-Varying Fast Fading MIMO Channels
— A multiple-input multiple-output (MIMO) system, where multiple antennas are used at both transmitter and receiver, has been a promising technique for realizing highspeed wirele...
Toshiaki Koike