Architectural Synthesis of Digital Signal ProcessingAlgorithms Using “IRIS”

  • Authors:
  • D. W. Trainor;R. F. Woods;J. V. McCanny

  • Affiliations:
  • Department of Electrical & Electronic Engineering, The Queen‘s University of Belfast, Ashby Building, Stranmillis Road, Belfast BT9 5AH, Northern Ireland;Department of Electrical & Electronic Engineering, The Queen‘s University of Belfast, Ashby Building, Stranmillis Road, Belfast BT9 5AH, Northern Ireland;Department of Electrical & Electronic Engineering, The Queen's University of Belfast, Ashby Building, Stranmillis Road, Belfast BT9 5AH, Northern Ireland

  • Venue:
  • Journal of VLSI Signal Processing Systems - Special issue on the 1995 VLSI signal processing workshop
  • Year:
  • 1997

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Abstract

In this paper, we present the IRIS architectural synthesis system forhigh-performance digital signal processing. This tool allowsnon-specialists to automatically derive VLSI circuit architecturesfrom high-level, algorithmic representations, and provides a quickroute to silicon implementation. By incorporating a novel synthesismethodology, called the Modular Design Procedure, within the IRISsystem, parameterised models of complex and innovative DSP hardwarecan be derived and automatically assembled to create new DSPsystems. The nature of this synthesis methodology is such thatdesigners can explore a large range of architectural alternatives,whilst considering all the architectural implications of usingspecific hardware to realise the circuit. The applicability of IRISis demonstrated using the design examples of a second order InfiniteImpulse Response filter and a one-dimensional Discrete CosineTransform circuit.