Ultra Low-Power Integrated Circuit Design for Wireless Neural Interfaces
β Scribed by Jeremy Holleman, Fan Zhang, Brian Otis (auth.)
- Publisher
- Springer-Verlag New York
- Year
- 2011
- Tongue
- English
- Leaves
- 122
- Edition
- 1
- Category
- Library
No coin nor oath required. For personal study only.
β¦ Synopsis
Micro-power Integrated Circuits for Neural Interfaces Jeremy Holleman Fan Zhang Brian Otis This book describes ultra low-power, integrated circuits and systems designed for the emerging field of neural signal recording and processing, and wireless communication. Since neural interfaces are typically implanted, their operation is highly energy-constrained. This book introduces concepts and theory that allow circuit operation approaching the fundamental limits. Design examples and measurements of real systems are provided. The book describes circuit designs for all of the critical components of a neural recording system, including: - Amplifiers which utilize new techniques to improve the trade-off between good noise performance and low power consumption - Analog and mixed-signal circuits which implement signal processing tasks specific to the neural recording application: - Detection of neural spikes - Extraction of features that describe the spikes - Clustering, a machine learning technique for sorting spikes - Weak-inversion operation of analog-domain transistors, allowing processing circuits that reduce the requirements for analog-digital conversion and allow low system-level power consumption. - Highly-integrated, sub-mW wireless transmitter designed for the Medical Implant Communications Service (MICS) and ISM bands. β’Covers analog, radio, and signal processing theory and design for ultra low-power circuits, tied together throughout the book to form an entire system; β’Provides fundamental requirements of neural recording systems, as well as design techniques for reducing power consumption in low-noise amplifiers; β’Includes miniaturized system-integration techniques in the context of ultra low-power circuits; β’Uses results from real prototype systems to demonstrate techniques described
β¦ Table of Contents
Front Matter....Pages 1-6
Introduction....Pages 1-7
Bio-signal Interface Amplifiers: an Introduction....Pages 9-14
A Low-Power Low-Noise Open-loop Amplifier for Neural Recording....Pages 15-24
Closed-loop Neural Recording Amplifier Design Techniques....Pages 25-35
Closed-loop Bio-signal Amplifiers: Experimental Results....Pages 37-44
Design and Implementation of chopper-stabilized amplifiers....Pages 45-49
Spike Detection and Characterization....Pages 51-63
Spike Sorting....Pages 65-74
Analog Clustering Circuit....Pages 75-96
NeuralWISP: A Wirelessly Powered Spike Density Recording System....Pages 97-110
A 500ΞΌW Wireles Neural Streaming System....Pages 111-115
Conclusions....Pages 117-118
Back Matter....Pages 120-122
β¦ Subjects
Circuits and Systems; Computer-Aided Engineering (CAD, CAE) and Design
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