Patent · US Expired

Small-size wavelet transform apparatus

US5347479A · kind A · utility

80Cited by
3References
51Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 22, 1992
Grant dateSep 13, 1994
Priority date
Expiry dateDec 22, 2012

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N19/63
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

In a wavelet transform apparatus including a plurality of series of delay units and at least one convolution calculating circuit to form a two-band analysis filter circuit, the two-band analysis filter circuit, i.e., the convolution calculating circuit is operated in multiplicity.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.