Lecture 8
Neuromorphic Hearing
1
Outline
• The ear and the cochlea• Artificial Vs biological vision systems• Fundamentals of photo receptors • Read-out strategies• Examples of neuromorphic vision systems• Further processing
2
Ear and Cochlea Cross Section
3
Retina Cells
4
Hair Cells
5
Outline
• The ear and the cochlea• Silicon Cochlea
6
Resonant low pass filter with transconductance amplifiers (I)
7
• Second order transfer function:
• Generic second order transfer function:
8
Resonant low pass filter with transconductance amplifiers (II)
Second order filters in parallel
9
Second order filters in cascade
10