Quadrature RC−Oscillators: The van der Pol Approach

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This book presents a tutorial review of van der Pol model, a universal oscillator model for the analysis of modern RC−oscillators in weak and strong nonlinear regimes. A detailed analysis of the injection locking in van der Pol oscillators is also presented. The relation between the van der Pol parameters and several circuit implementations in CMOS nanotechnology is given, showing that this theory is very useful in the optimization of oscillator key parameters, such as: frequency, amplitude and phase relationship. The authors discuss three different examples: active coupling RC−oscillators, capacitive coupling RC−oscillators, and two-integrator oscillator working in the sinusoidal regime.

· Provides a detailed tutorial on the van der Pol oscillator model, which can be the basis for the analysis of modern RC−oscillators in weak and strong nonlinear regimes;

· Demonstrations the relationship between the van der Pol parameters and several circuit implementations in CMOS nanotechnology, showing that this theory is a powerful tool in the optimization of key oscillator parameters;

· Provides three circuit prototypes implemented in modern CMOS nanotechnology in the GHz range, with applications in low area, low power, low cost, wireless sensor network (WSN) applications (e.g. IoT, BLE).



Author(s): João Carlos Ferreira de Almeida Casaleiro, Luís Augusto Bica Gomes Oliveira, Igor M. Filanovsky
Publisher: Springer
Year: 2019

Language: English
Commentary: True PDF
Pages: 166

Front Matter ....Pages i-xiii
Introduction (João Carlos Ferreira de Almeida Casaleiro, Luís Augusto Bica Gomes Oliveira, Igor M. Filanovsky)....Pages 1-9
Sinusoidal Oscillators (João Carlos Ferreira de Almeida Casaleiro, Luís Augusto Bica Gomes Oliveira, Igor M. Filanovsky)....Pages 11-34
Van der Pol Oscillator (João Carlos Ferreira de Almeida Casaleiro, Luís Augusto Bica Gomes Oliveira, Igor M. Filanovsky)....Pages 35-51
Injection Locking (João Carlos Ferreira de Almeida Casaleiro, Luís Augusto Bica Gomes Oliveira, Igor M. Filanovsky)....Pages 53-67
Active Coupling RC-Oscillator (João Carlos Ferreira de Almeida Casaleiro, Luís Augusto Bica Gomes Oliveira, Igor M. Filanovsky)....Pages 69-90
Capacitive Coupling RC-Oscillator (João Carlos Ferreira de Almeida Casaleiro, Luís Augusto Bica Gomes Oliveira, Igor M. Filanovsky)....Pages 91-125
Two-Integrator Oscillator (João Carlos Ferreira de Almeida Casaleiro, Luís Augusto Bica Gomes Oliveira, Igor M. Filanovsky)....Pages 127-146
Conclusions and Suggested Further Research (João Carlos Ferreira de Almeida Casaleiro, Luís Augusto Bica Gomes Oliveira, Igor M. Filanovsky)....Pages 147-150
Back Matter ....Pages 151-160