Analysis of the “Sonar Hopf” Cochlea

Author: Kern Albert   Martignoli Stefan   Mathis Wolfgang   Steeb Willi-Hans   Stoop Ralph Lukas   Stoop Ruedi  

Publisher: MDPI

E-ISSN: 1424-8220|11|6|5808-5818

ISSN: 1424-8220

Source: Sensors, Vol.11, Iss.6, 2011-05, pp. : 5808-5818

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Abstract

The “Sonar Hopf” cochlea is a recently much advertised engineering design of an auditory sensor. We analyze this approach based on a recent description by its inventors Hamilton, Tapson, Rapson, Jin, and van Schaik, in which they exhibit the “Sonar Hopf” model, its analysis and the corresponding hardware in detail. We identify problems in the theoretical formulation of the model and critically examine the claimed coherence between the described model, the measurements from the implemented hardware, and biological data.