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New tap-coupling technique for improving skirt characteristics of a λ/4 resonator bandpass filter by placement of attenuation poles.

Kouji WadaYoshiyuki AiharaKouichi NakagawaOsamu Hashimoto
Published in: APCCAS (1) (2002)
Keyphrases
  • bandpass
  • frequency domain
  • frequency band
  • low pass
  • subband
  • textured images
  • grey level
  • zero crossing
  • filter responses
  • feature selection
  • natural scenes
  • low frequency