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VTC
2007
IEEE
16 years 24 days ago
Q-Learning-based Hybrid ARQ for High Speed Downlink Packet Access in UMTS
Abstract-In this paper, a Q-learning-based hybrid automatic repeat request (Q-HARQ) scheme is proposed to achieve efficient resource utilization for high speed downlink packet acc...
Chung-Ju Chang, Chia-Yuan Chang, Fang-Ching Ren
EURONGI
2006
Springer
15 years 10 months ago
Performance Analysis of Wireless Multihop Data Networks
We consider wireless multihop data networks with random multi-access mechanisms at the MAC layer. In general, our aim is to study the performance as perceived by users in a dynamic...
Nidhi Hegde, Alexandre Proutiére
CORR
2007
Springer
109views Education» more  CORR 2007»
15 years 6 months ago
On the Outage Capacity of a Practical Decoder Accounting for Channel Estimation Inaccuracies
—The optimal decoder achieving the outage capacity under imperfect channel estimation is investigated. First, by searching into the family of nearest neighbor decoders, which can...
Pablo Piantanida, Sajad Sadough, Pierre Duhamel
ICC
2007
IEEE
16 years 26 days ago
Utility Maximization for OFDMA Systems Over Discrete Sets
— The main task in OFDM downlink scheduling design is to maximize some kind of utility considering user specific as well as system induced constraints. A typical example is the ...
Chan Zhou, Gerhard Wunder, Thomas Michel
ICC
2009
IEEE
170views Communications» more  ICC 2009»
16 years 1 months ago
Adaptive Coherent Lp-Norm Combining
— In this paper, we introduce an adaptive Lp–norm metric for robust coherent diversity combining in non–Gaussian noise and interference. We derive a general closed–form exp...
Amir Nasri, Ali Nezampour, Robert Schober