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INFOCOM
2008
IEEE
14 years 13 days ago
Competitive Analysis of Opportunistic Spectrum Access Strategies
—We consider opportunistic spectrum access (OSA) strategies for a transmitter in a multichannel wireless system, where a channel may or may not be available and the transmitter m...
Nicholas B. Chang, Mingyan Liu
JSAC
2006
128views more  JSAC 2006»
13 years 6 months ago
Optimized Transmission for Fading Multiple-Access and Broadcast Channels With Multiple Antennas
In mobile wireless networks, dynamic allocation of resources such as transmit powers, bit-rates, and antenna beams based on the channel state information of mobile users is known t...
Mehdi Mohseni, Rui Zhang, John M. Cioffi
INFOCOM
2003
IEEE
13 years 11 months ago
Resource Optimization of Spatial TDMA in Ad Hoc Radio Networks: A Column Generation Approach
—Wireless communications using ad hoc networks are receiving an increasing interest. The most attractive feature of ad hoc networks is the flexibility. The network is set up by ...
Peter Värbrand, Di Yuan, Patrik Björklun...
JSAC
2008
125views more  JSAC 2008»
13 years 6 months ago
Optimal Competitive Algorithms for Opportunistic Spectrum Access
We consider opportunistic spectrum access (OSA) strategies for a transmitter in a multichannel wireless system, where a channel may or may not be available and the transmitter must...
Nicholas B. Chang, Mingyan Liu
GCC
2003
Springer
13 years 11 months ago
Dynamic Data Grid Replication Strategy Based on Internet Hierarchy
Abstract. In data grid, large quantity of data files is produced and data replication is applied to reduce data access time. Efficiently utilizing grid resources becomes important ...
Sang-Min Park, Jai-Hoon Kim, Young-Bae Ko, Won-Sik...