Signalprocessing

Introduction: DSP-development, applications. Conversion: Sampling, quantization error, quantization noise, oversampling, front filter. System Theory: Difference equations, convolution, digital filter, transfer function, Z transform, pole-zero map, stability, causality. Design of filters: FIR; window method, frequency sampling technique, optimal method. IIR; bilinear transformation. Filter structure. Multirate system: Disimation, interpolation. Frequency Analysis: 1D DFT, FFT, spectrogram, spectral analysis, spectrum estimation. Correlation Analysis: Autocorrelation, cross correlation. Imaging Processing: Histogram manipulation, mask processing. Wavelets: CWT and DWT, details and approximations.

Læringsutbytte - Kunnskap: blocks included in a general DSP system methods for processing and analyzing digital signal in time- and frequency domain methods for designing digital filter Læringsutbytte - Ferdigheter: analyze and process digitized data using computer tools design digital filters using computer tools perform basic technical image processing using computer tools Læringsutbytte - Kompetanse: studying signals in both time and frequency, and ubderstand the relation between them

Scheduled Activities: - 4 hours of lectures per week. - 4 hours of assisted exercise work per week. Course Work: - Individual theoretical and practical computer exercises. - 80% of exercises need to be approved.