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GLOBECOM
2009
IEEE
14 years 2 months ago
Robust Cooperative Relaying in a Wireless LAN: Cross-Layer Design and Performance Analysis
—A key technology in cooperative communications is distributed space-time coding (DSTC) which achieves spatial diversity gain from multiple relays. A novel DSTC, called randomize...
Pei Liu, Chun Nie, Elza Erkip, Shivendra S. Panwar
GLOBECOM
2009
IEEE
13 years 11 months ago
Optimization of Energy Efficient Transmission in Underwater Sensor Networks
Underwater communication is a challenging topic due to its singular channel characteristics. Most protocols used in terrestrial wireless communication can not be directly applied i...
Hongkun Yang, Bin Liu, Fengyuan Ren, Hao Wen, Chua...
GLOBECOM
2009
IEEE
13 years 11 months ago
Near-ML Detection over a Reduced Dimension Hypersphere
Abstract--In this paper, we propose a near-maximum likelihood (ML) detection method referred to as reduced dimension ML search (RD-MLS). The RD-MLS detector is based on a partition...
Jun Won Choi, Byonghyo Shim, Andrew C. Singer
GLOBECOM
2009
IEEE
13 years 11 months ago
Multi-Commodity Flow Traffic Engineering with Hybrid MPLS/OSPF Routing
A common objective of Internet traffic engineering is to minimize the maximal link utilization in a network in order to accommodate more traffic and reduce the chance of congestion...
Mingui Zhang, Bin Liu, Beichuan Zhang
GLOBECOM
2009
IEEE
13 years 11 months ago
Subcarrier-Pair Based Resource Allocation for Cooperative AF Multi-Relay OFDM Systems
We study the joint allocation of three types of resources, namely, power, subcarriers and relay nodes, in cooperative two-hop multi-relay OFDM systems. Each relay adopts the amplif...
Wenbing Dang, Meixia Tao, Hua Mu, Jianwei Huang