FPGA Synthesis of VHDL OFDM System

  • Authors:
  • M. A. Mohamed

  • Affiliations:
  • Electronics and Communications Engineering Department, Faculty of Engineering, Mansoura University, Mansoura, Egypt

  • Venue:
  • Wireless Personal Communications: An International Journal
  • Year:
  • 2013

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Abstract

This paper presents a novel Field Programmable Gate Array (FPGA) technique to gain approach in the problem of OFDM system implementation. The actual and next communication schemes tend to use OFDM systems in order to provide high baud rates, less intercarrier interference (IC), and less intersymbol interference (ISI). Some examples are IEEE-802.11, IEEE-802.15, IEEE-802.16, 3GPP, MC-CDMA, digital video broadcasting (DVB), wireless USB, and/or wireless firewire among others. Trying to provide a solution to the new devices emerging, slow standard adoption, poor spectrum use, etc. This work presents an FPGA design; validation, and implementation of an OFDM modulator for IEEE-802.16e using a high level design tool, also reports the resources requirements for the presented system. The proposed design is synthesized using high level design tools. The design flow is optimized for fast prototyping which is implemented on the latest generation of FPGA chips. Such an FPGA implementation has the added advantage to modify for changes and improved system performance, e.g. reducing propagation delay.