Reduced-complexity concurrent systolic implementation of the discrete sine transform

P. K. Meher, A. P. Vinod, J. C. Patra, M. N.S. Swamy

Research output: Chapter in Book/Conference Proceeding/ReportConference Paper published in a bookpeer-review

4 Citations (Scopus)

Abstract

In this paper, a reduced complexity algorithm for computation of the discrete sine transform (DST) is presented. The proposed algorithm can be used to compute an N-point DST from two pairs of [(M - 1)/2]-point identical cyclic convolutions, where M is a prime number and M = N/2. A regular and locally connected linear systolic array architecture is also presented for concurrent pipelined VLSI implementation of all the four cyclic convolutions. The proposed structure is not only simpler, but also involves significantly less area-time complexity compared to that of the existing convolution-based DST structures. Unlike some of the existing structures, it does not need any control tag-bits for implementation of convolutionlike operations.

Original languageEnglish
Title of host publicationAPCCAS 2006 - 2006 IEEE Asia Pacific Conference on Circuits and Systems
Pages1535-1538
Number of pages4
DOIs
Publication statusPublished - 2006
Externally publishedYes
EventAPCCAS 2006 - 2006 IEEE Asia Pacific Conference on Circuits and Systems - , Singapore
Duration: 4 Dec 20066 Dec 2006

Publication series

NameIEEE Asia-Pacific Conference on Circuits and Systems, Proceedings, APCCAS

Conference

ConferenceAPCCAS 2006 - 2006 IEEE Asia Pacific Conference on Circuits and Systems
Country/TerritorySingapore
Period4/12/066/12/06

Keywords

  • Digital signal processing (DSP) chip
  • Discrete sine transform (DST)
  • Systolic array
  • VLSI

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