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GLOBECOM
2010
IEEE
15 years 4 months ago
Space-Time Network Codes Utilizing Transform-Based Coding
Abstract-- Cooperative communications can be used to improve communication reliability. However, the transmissions from different relaying nodes result in a great challenge in prac...
Hung-Quoc Lai, Zhenzhen Gao, K. J. Ray Liu
INFOCOM
2011
IEEE
14 years 10 months ago
Approximation algorithms for throughput maximization in wireless networks with delay constraints
—We study the problem of throughput maximization in multi-hop wireless networks with end-to-end delay constraints for each session. This problem has received much attention start...
Guanhong Pei, V. S. Anil Kumar, Srinivasan Parthas...
INFOCOM
2011
IEEE
14 years 10 months ago
Connected coverage in wireless networks with directional antennas
—In this paper, we address a new unexplored problem - what are the optimal patterns to achieve connected coverage in wireless networks with directional antennas. As their name im...
Zuoming Yu, Jin Teng, Xiaole Bai, Dong Xuan, Weiji...
INFOCOM
2012
IEEE
13 years 9 months ago
On the construction of data aggregation tree with minimum energy cost in wireless sensor networks: NP-completeness and approxima
—In many applications, it is a basic operation for the sink to periodically collect reports from all sensors. Since the data gathering process usually proceeds for many rounds, i...
Tung-Wei Kuo, Ming-Jer Tsai
ICDCS
2012
IEEE
13 years 9 months ago
DARD: Distributed Adaptive Routing for Datacenter Networks
Datacenter networks typically have many paths connecting each host pair to achieve high bisection bandwidth for arbitrary communication patterns. Fully utilizing the bisection ban...
Xin Wu, Xiaowei Yang