Circuit design considerations for implantable devices.

"Implantable devices are a unique area for circuit designers. A comprehensive understanding of design trade-offs at the system level is important to ensure device success. Circuit Design Considerations for Implantable Devices provides knowledge to CMOS circuit designers with limited biomedical...

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Detalles Bibliográficos
Clasificación:Libro Electrónico
Otros Autores: Cong, Peng (Editor )
Formato: Electrónico eBook
Idioma:Inglés
Publicado: [Place of publication not identified], RIVER Publishers, 2017.
Colección:River Publishers series in electronic materials and devices.
Temas:
Integrated circuits > Design and construction.
Circuits intégrés > Conception et construction.
TECHNOLOGY & ENGINEERING / Mechanical
SCIENCE / Energy
Integrated circuits > Design and construction
Electronic books.
Acceso en línea:Texto completo
Tabla de Contenidos:
  • Front Cover
  • Half Title Page
  • RIVER PUBLISHERS SERIES IN ELECTRONIC MATERIALS AND DEVICES
  • Title Page
  • Circuit Design Considerations for Implantable Devices
  • Copyright Page
  • Contents
  • Preface
  • List of Contributors
  • List of Figures
  • List of Tables
  • List of Abbreviations
  • Chapter 1
  • Introduction
  • 1.1 Implantable Devices
  • 1.2 Neural Interface
  • 1.3 Circuit Design Considerations for Neural Sensing
  • 1.4 Circuit Design Considerations for Stimulation
  • 1.5 Closed-Loop System
  • 1.6 RF Powering and Data Telemetry for Implantable Devices
  • References
  • Chapter 2
  • Neural Stimulation and Interface
  • 2.1 Neuronal Element
  • 2.1.1 Neuron Structure
  • 2.1.2 Neuron: Electrical Characteristics
  • 2.1.2.1 Membrane model and resting membrane potential
  • 2.1.2.2 Action potential
  • 2.1.3 Neuron: Cable Equation
  • 2.2 Tissue Element
  • 2.3 Electrode-Tissue Element
  • 2.3.1 Mechanism of Charge Transfer
  • 2.3.1.1 Charge injection
  • 2.3.2 Electrode Properties and Materials
  • 2.3.3 Limits to Electrical Stimulation
  • 2.4 Discussion: Bringing it All Together
  • References
  • Chapter 3
  • Front-End Sensing Amplifiers
  • 3.1 System Level Architecture
  • 3.2 Current Mirror-Based OTA
  • 3.3 Folded-Cascode OTA
  • 3.4 Complementary-Input OTA
  • 3.5 Current Reuse OTA
  • 3.6 Reconfigurable OTA
  • References
  • Chapter 4
  • Circuits for Neural Stimulation
  • 4.1 Introduction
  • 4.2 Stimulation Waveform
  • 4.3 Circuit Design for Stimulation
  • 4.3.1 Circuit Design
  • 4.3.2 Safety Consideration
  • 4.3.2.1 Charge balance
  • 4.3.2.2 Electrode safety consideration
  • 4.3.2.3 Neuron safety consideration
  • 4.4 Summary
  • References
  • Chapter 5
  • Embedded Signal Analysis
  • 5.1 Introduction
  • 5.2 Challenges in Medical-Signal Analysis
  • 5.3 Data-Driven Medical-Signal Analysis
  • 5.4 Overview of Inference Systems
  • 5.4.1 Feature Extraction.
  • 5.4.2 Inference
  • 5.5 Specialized Inference Algorithms and Processors
  • 5.5.1 Rationale
  • 5.5.2 Classifier Configurability
  • 5.5.2.1 Inference models
  • 5.5.2.2 Model parameters
  • 5.5.2.3 Classification meta-algorithms
  • 5.5.2.4 Active learning
  • 5.6 Training for Low-Energy Systems
  • 5.6.1 Model Bit Precision
  • 5.6.2 Dataset Imbalance
  • 5.6.3 Embedded Training
  • 5.7 Summary
  • References
  • Chapter 6
  • Wireless Power Transmission to mm-Sized Free-Floating Distributed Implants
  • 6.1 Introduction
  • 6.1.1 Free-Floating Implants (FFIs
  • 6.1.2 WPT Measurement Accuracy
  • 6.2 Modeling and Analysis of Inductive Links
  • 6.3 Design Procedure
  • 6.3.1 System Configuration and HFSS Simulation
  • 6.3.2 Inductive Link Design Rules
  • 6.3.3 Coil Segmentation
  • 6.3.4 SAR Calculations
  • 6.4 Experimental Results
  • 6.4.1 Implementation and Setup
  • 6.4.2 Wireless Link Measurement Methods
  • 6.4.3 Measurement Results
  • 6.5 Practical Aspects of the FFIs
  • 6.6 Conclusion
  • References
  • Chapter 7
  • Next Generation Neural Interface Electronics
  • 7.1 Introduction
  • 7.1.1 Today's Neural Interfaces
  • 7.1.2 The Neural Interface of the Near Future
  • 7.2 Sensing Neural Activity
  • 7.2.1 Power Density Target for High Channel Count Recording
  • 7.2.2 Emerging Technologies
  • 7.2.2.1 Advanced CMOS technologies
  • 7.2.2.2 Chemical sensing
  • 7.2.2.3 Optical sensing
  • 7.3 Signal Processing
  • 7.3.1 Single Neuron Processing
  • 7.3.2 Population Level Processing
  • 7.3.3 Signal Processing Summary
  • 7.4 Neuromodulation
  • 7.4.1 Existing Approaches: Issues and Challenges
  • 7.4.1.1 Current controlled stimulators
  • 7.4.1.2 Voltage controlled stimulators
  • 7.4.1.3 Charge controlled stimulators
  • 7.4.2 Trends and Limits
  • 7.4.2.1 Channel count and size trends
  • 7.4.2.2 Power consumption trends
  • 7.4.2.3 Charge balancing
  • 7.4.3 System on Chip.
  • 7.4.4 Alternative Approaches and Modalities
  • 7.4.4.1 Optogenetics
  • 7.4.4.2 Acoustic/Mechanical
  • 7.4.4.3 Thermal
  • 7.4.5 Neuromodulation Summary
  • 7.5 Discussion
  • References
  • Index
  • Back Cover.

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