An efficient design of IPCR(image processing cache register) for wavelet transform

Won Kyu Ha, Sang Han Lee, Sang Bok Cho, Sung Min Park, Jong Hwa Lee

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

An efficient algorithm for integer wavelet transform is proposed to reduce the hardware complexity by using lifting-based scheme. We designed an IPCR (image processing cache register) in VHDL for the proposed algorithm. The architecture of wavelet transform is composed of image processor, IPCR, original frame store, and redundant frame store. For this work only the IPCR block was implemented in FPGA platform. The designed IPCR contains two chains and one window block. This architecture has been synthesized using Max+PLUSII. The estimated cells of the proposed IPCR are 64 logic cells, and the estimated operation frequency is 47.84 MHz. We compared the proposed architecture with S-wavelet transform, assuming an 8x8 block horizontal computation. Our proposed architecture needs only 92 logic cells including one IPCR and two adders comparing with 192 logic cells of S-wavelet transform necessary eight registers and adders.

Original languageEnglish
Title of host publicationProceedings - KORUS 2003
Subtitle of host publication7th Korea-Russia International Symposium on Science and Technology
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages335-339
Number of pages5
ISBN (Electronic)8978686184, 9788978686181
StatePublished - 2003
Event7th Korea-Russia International Symposium on Science and Technology, KORUS 2003 - Ulsan, Korea, Republic of
Duration: 28 Jun 20036 Jul 2003

Publication series

NameProceedings - KORUS 2003: 7th Korea-Russia International Symposium on Science and Technology
Volume2

Conference

Conference7th Korea-Russia International Symposium on Science and Technology, KORUS 2003
Country/TerritoryKorea, Republic of
CityUlsan
Period28/06/036/07/03

Bibliographical note

Publisher Copyright:
© 2003 7th Korea-Russia Intl Sym on Science.

Keywords

  • Algorithm design and analysis
  • Computer architecture
  • Field programmable gate arrays
  • Frequency estimation
  • Hardware
  • Image processing
  • Logic
  • Process design
  • Registers
  • Wavelet transforms

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