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» Local solutions for global problems in wireless networks
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JSAC
2008
106views more  JSAC 2008»
13 years 8 months ago
Enhanced multiuser random beamforming: dealing with the not so large number of users case
We consider the downlink of a wireless system with an M-antenna base station and K single-antenna users. A limited feedback-based scheduling and precoding scenario is considered th...
Marios Kountouris, David Gesbert, Thomas Sälz...
TCOM
2010
162views more  TCOM 2010»
13 years 3 months ago
Power Allocation in MMSE Relaying over Frequency-Selective Rayleigh Fading Channels
Abstract--This paper develops an amplify-and-forward relaying scheme for multiuser wireless cooperative networks under frequency-selective block-fading. Single-carrier frequency di...
Tung T. Pham, Ha H. Nguyen, Hoang Duong Tuan
ICASSP
2011
IEEE
13 years 15 days ago
Cooperative spectrum sensing based on matrix rank minimization
In cognitive radio (CR) networks, multi-CR cooperation typically takes place during spectrum sensing, to cope with wireless fading effects and the hidden terminal problem. The use...
Yue Wang, Zhi Tian, Chunyan Feng
SIPS
2007
IEEE
14 years 3 months ago
Dynamic Channel Flow Control of Networks-on-Chip Systems for High Buffer Efficiency
System-on-Chip (SoC) designs become more complex nowadays. The communication between each processing element often suffers challenges due to the wiring problem. Networks-on-Chip (...
Sung-Tze Wu, Chih-Hao Chao, I-Chyn Wey, An-Yeu Wu
ENVSOFT
2007
258views more  ENVSOFT 2007»
13 years 8 months ago
Optimal groundwater monitoring design using an ant colony optimization paradigm
Groundwater long-term monitoring (LTM) is required to assess the performance of groundwater remediation and human being health risk at post-closure sites where groundwater contami...
Yuanhai Li, Amy B. Chan Hilton