Inductive Powering: Basic Theory and Application to Biomedical Systems

Preface. Symbols and Units.CHAPTER 1: AN INTRODUCTION ON TELEMETRY. 1.1 Wireless Connections. 1.2 How To Choose Between Link Types? 1.3 Conclusions. 1.4 References.CHAPTER 2: THE CONCEPTS OF INDUCTIVE POWERING. 2.1 Induction Theory. 2.2 Inductive Powering. 2.3 The Driven Inductive Link. 2.4 Link Optimisation. 2.5 Discussion: Optimisation Of Weakly Coupled Links. 2.6 Conclusions. 2.7 References.CHAPTER 3: EXACT LINK FORMULAE. 3.1 Inductive Links With A Parallel-Resonant Secondary. 3.2 Inductive Links With A Series-Resonant Secondary. 3.3 Conclusions. 3.4 References.CHAPTER 4: PRIMARY COIL DRIVERS. 4.1 Class C. 4.2 Modelling of Switch Transistors. 4.3 Class D. 4.4 The Importance of Supply Decoupling. 4.5 Ideal Active-Device Behaviour. 4.6 Saturating Class C. 4.7 Class E. 4.8 Class E With 1 Coil And 1 Capacitor. 4.9 Driving Weakly Coupled Links. 4.10 Conclusions. 4.11 References.CHAPTER 5: OPTIMISATION OF THE DRIVEN INDUCTIVE LINK. 5.1 Optimisation of the Driven Link. 5.2 The Optimisation Strategy. 5.3 Design Example. 5.4 Conclusions. 5.5 References.CHAPTER 6: AUTOMATIC LINK TUNING. 6.1 Automatic Search Of The Transfer Frequency And Auto-Regulation Of The Driver Power. 6.2 Switch-Mode Coil Driver With Load-Resonance Control. 6.3 Prototype Results And Discussion. 6.4 References.APPENDIX A1: VECTOR FORMULAE.APPENDIX A2: COIL MODELS AND MEASUREMENTS. A2.1 Coil Models. A2.2 Coil Measurements. A2.3 References. APPENDIX A3: SATURATING-CLASS-C AMPLIFIERS. Index