Industrial Research

Prior to joining the University of Ottawa, Dr. Raahemi held several research positions in the Telecommunications industry focusing on computer networks architectures and services, high speed interconnections, scalable routers, metro Ethernet services, simulation and performance analysis of data networks, and dynamics of the Internet traffic.

Alcatel Networks, Research and Innovation Center,
Ottawa, ON. (March 2002 - Dec 2004 )

  • Digital Multimedia Broadcast over VPLS (Virtual Private LAN Services)
  • Quality of Services in Metro Ethernet Networks
  • Cluster-based /Scalable Routers
  • Interconnection Networks; Protocols & Performance
  • Error Correction on 64b/66b Encoded Links
  • Scaling Heterogeneous Networks with Optical Switches

Tropic Networks, ASIC Design Group,
Ottawa, ON. ( Dec 2000 - Nov 2001)

  • Performance Analysis of Interconnection Networks
  • Error Correction on 8b/10b Encoded Links
  • Networks Modeling and Simulation

Nortel Networks, Optical Transport System Design Group,
Ottawa, ON.  ( March 99 - Dec 2000)

  • 10 Gigabit Ethernet, Architecture of 10GE WAN PHY
  • Automatically Switched Optical Networks (ASON)
  • Performance Analysis of Frame Delineation Schemes

Plaintree Systems , Simulation and Performance Verification Group ,
Ottawa, ON.  ( March 97 - March 99)

  • Modeling, Simulation , and Performance Verification of Ethernet Switch
  • Media Access Control for Transmitting Data Over Shared SONET Rings