Guia docente 2014_15 Escola de Enxeñaría de Telecomunicación

Grao en Enxeñaría de Tecnoloxías de Telecomunicación

Contents

Topic	Sub-topic
I: Introduction	Fundamental and derived magnitudes. Active and passive elements and their functional relationships. Kirchhoff's laws. Simplifying techniques; Thévenin and Norton equivalent circuits. Analysis by the technique of mesh voltages. Analysis by the techniques of node currents.
II: Transient Response	Transient and steady-state regimes. Transient regime origin. Conditions of study (transient between two steady-state continuous regimes, two reactive elements as a maximum). Inductors and capacitors in steady-state continuous regime. Single reactive element networks: time expression, time constant. Two reactive elements networks: types of responses, time expressions, damping coefficient, angular resonant frequency. Networks changing in several time values. Partially coupled elements networks.
III: Steady-state sinusoidal response	Definition and parameters. Concepts of phasor and impedance. Mesh and node analysis of steady-state sinusoidal regime networks. Autoinductance and mutual inductance. Linear and ideal transformers. Power expressions: instantaneous power, complex power, average power, reactive power. Thévenin and Norton equivalent circuits. Frequency response. Using the superposition principle.
IV: Two-ports	Definition of a two-port circuit. Characteristic parameters. Sets of characteristic parameters. Characteristic parameters determination. Combining two-ports. A two-port in a circuit.
V: Signals and systems	lasses of signals. Some relevant signals: step function, unit impulse function, exponential function, sinusoidal function. Classes of systems. System properties; linear, time invariant systems; response to impulse.
VI: Laplace transform	Definition. Direct transforms. Inverse transform determination. Application to linear circuits. The transference function. Steady-state response in a circuit. Response for a sinusoidal input. Application of the superposition principle.
VII: Fourier transform	Fourier series expansion. Expressions of Fourier series expansion. Amplitude and phase spectra. Frequency response. Fourier transform. Fourier transform expressions. Properties: linearity, simmetry, time displacement, time/frequency scaling, modulation.
VIII: Filters.	Filter concept. Filter classes. Ideal and real filters. Low pass prototype based design. Filter responses.