tailieunhanh - Lecture BSc Multimedia - Chapter 2: DSP, filters and the fourier transform

Chapter 2: DSP, filters and the fourier transform. In this chapter, you learned to: Digital signal processing and digital audio recap from CM2202; relationship between amplitude, frequency and phase; basic DSP concepts and definitions; Why use decibel scales?. | CM3106 Chapter 2 DSP Filters and the Fourier Transform Prof David Marshall and Dr Kirill Sidorov CARDIFF UNIVERSITY PRIFYSCOL CAERpv School of Computer Science Informatics Cardiff University UK Digital Signal Processing and Digital Audio Recap from CM2202 Basic Digital Signal Processing and Digital Audio Waveforms and Sampling Theorem Digital Audio Signal Processing Filters For full details please refer to last Year s CM2202 Course Material Especially detailed underpinning maths. CM3106 Chapter 2 Digital Signal Processing and Digital Audio Recap from CM2202 2 Simple Waveforms Amplitude Wavelength Frequency is the number of cycles per second and is measured in Hertz Hz Wavelength is inversely proportional to frequency . Wavelength varies as . 1 frequency CM3106 Chapter 2 Basic Digital Audio Signal Processing