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CORR
2011
Springer
184views Education» more  CORR 2011»
12 years 10 months ago
Broadcast Channels with Delayed Finite-Rate Feedback: Predict or Observe?
Most multiuser precoding techniques require accurate transmitter channel state information (CSIT) to maintain orthogonality between the users. Such techniques have proven quite fr...
Jiaming Xu, Jeffrey G. Andrews, Syed Ali Jafar
INFOCOM
2011
IEEE
12 years 10 months ago
Converge-cast with MIMO
—This paper investigates throughput and delay based on a newly predominant traffic pattern, called converge-cast, where each of the n nodes in the network act as a destination w...
Luoyi Fu, Yi Qin, Xinbing Wang, Xue Liu
INFOCOM
2011
IEEE
12 years 10 months ago
Pricing-based spectrum access control in cognitive radio networks with random access
Abstract—Market-based mechanisms offer promising approaches for spectrum access in cognitive radio networks. In this paper, we focus on two market models, one with a monopoly pri...
Lei Yang, Hongseok Kim, Junshan Zhang, Mung Chiang...
JOCN
2011
74views more  JOCN 2011»
12 years 9 months ago
Perception of Speech in Noise: Neural Correlates
■ The presence of irrelevant auditory information (other talkers, environmental noises) presents a major challenge to listening to speech. The fundamental frequency (F0) of the ...
Judy H. Song, Erika Skoe, Karen Banai, Nina Kraus
ADHOC
2010
135views more  ADHOC 2010»
13 years 1 months ago
Efficient broadcast for wireless ad hoc networks with a realistic physical layer
In this paper, we investigate the low coverage problem of efficient broadcast protocols in wireless ad hoc networks with realistic physical layer models. To minimize energy consum...
Hui Xu, J. J. Garcia-Luna-Aceves