Rapid Scheduling of Efficient VLSI Architectures for Next-Generation HSDPA

  • Authors:
  • Yuanbin Guo;Gang Xu;Dennis McCain;Joseph R. Cavallaro

  • Affiliations:
  • -;-;-;-

  • Venue:
  • RSP '03 Proceedings of the 14th IEEE International Workshop on Rapid System Prototyping (RSP'03)
  • Year:
  • 2003

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Abstract

In this paper, an efficient design flow integrating MentorGraphics Precesion C and HDL designer is derived. In thishybrid prototyping environment, efficient FPGA architecturesare scheduled rapidly with specific hardware resource/timing/architecture constraints from C/C++ levelmodeling by allocating the usage of functional units andreal-time requirements. Using this methodology, a systemon-chip architecture for the next-generation CDMA system,i.e., HSDPA system, is prototyped rapidly. Advanced algorithmsincluding chip-level equalizer, turbo codec and clocktracking, frequency offset compensation, are scheduled withPrecesion C. A relatively more area/timing efficient RTLarchitecture is generated automatically and integrated withother design blocks in HDL designer, then implementedefficiently in Xilinx FPGAs. This new design flow demonstratesproductivity improvement of 2X for typical wirelesscommunication algorithms and reduces the risk of productdevelopment dramatically.