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A 1.0 mW, 71 dB SNDR, -1.8 dBFS input swing, fourth-order ΣΔ interface circuit for MEMS microphones.

Luca PicolliMarco GrassiLuca RossonPiero MalcovatiAndrea Fornasari
Published in: ESSCIRC (2009)
Keyphrases
  • fourth order
  • noise removal
  • high order
  • partial differential equations
  • image interpolation
  • anisotropic diffusion
  • numerical algorithms
  • power consumption
  • higher order
  • nonlinear diffusion
  • edge preservation