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Use of High-Performance and High-Throughput Computing Resources in the Center for Research in Wireless Communications. Dan Noneaker Holcombe Dept. of Electrical and Computer Engineering. HPC/HTC in Wireless Communications Research. Areas of Research Wireless communication systems

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Use of High-Performance and High-Throughput Computing Resources in the Center for Research in Wireless Communications

Dan Noneaker

Holcombe Dept. of Electrical and Computer Engineering

hpc htc in wireless communications research
HPC/HTC in Wireless Communications Research

Areas of Research

  • Wireless communication systems
  • Mobile ad hoc wireless networks
  • Applied electromagnetics

Principal Sources of Research Funding

  • Air Force Office of Scientific Research
  • Army Research Office
  • National Science Foundation
  • Office of Naval Research

Principal Research Computing Resources

  • As of 1/1/07: small self-administered Linux cluster
  • As of 3/15/07: mid-sized, centrally administered Linux cluster
  • As of 5/20/08: 12.5% ownership stake in palmetto condo cluster
  • 15-fold/100-fold increase in capabilities in less than 18 months
research in wireless communication systems
Research in Wireless Communication Systems

Topics of Research

  • Decoding of FEC codes, equalization, acquisition and tracking
  • Extraction of metrics at receiver for use in higher protocol layers
  • Adaptive transmission protocols

Principal tools for performance evaluation

  • Time-based link simulations using high-fidelity bit-level models
  • Numerical analysis techniques

Mode of utilization of computing resources : HTC

  • As many as 250 independent jobs running concurrently
  • Each job runs 10 mins to 2 days, produces one data point

Impact of increased computing resources

  • Ability to examine much larger number of design alternatives
  • Ability to evaluate designs over wider range of parameter values
research in mobile ad hoc wireless networks
Research in Mobile Ad Hoc Wireless Networks

Topics of Research

  • Cross-layer protocol design for decentralized networks
  • Routing protocols, channel-access protocols
  • Use of receiver metrics in cross-layer protocols

Principal tools for performance evaluation

  • Event-based network simulations with moderate-fidelity link models
  • Hybrid event/time-based simulations with high-fidelity bit-level models

Mode of utilization of computing resources : HTC

  • As many as 200 independent jobs running concurrently
  • Each job runs 1-8 hours, produces one data point

Impact of increased computing resources

  • Ability to examine much larger number of design alternatives
  • Ability to employ higher-fidelity model of link environment
research in applied electromagnetics
Research in Applied Electromagnetics

Topics of Research

  • Antenna design for mobile wireless communications
  • Fundamental problems in computational electromagnetics
  • Electromagnetic compatibility/electromagnetic interference

Principal tools for performance evaluation

  • Numerical analysis using FDTD, FEM, MoM, genetic algorithms
  • Future parallelized code for some problems of interest

Mode of utilization of computing resources : HTC, future HPC

  • As many as 480 independent jobs running concurrently
  • Each job runs 1-8 hours, produces a few data points

Impact of increased computing resources

  • Ability to examine much larger number of design alternatives
  • Ability to evaluate higher-dimensional parameter space