'Infinite duration' presentation slideshows

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Fourier Analysis of Discrete Time Signals

Fourier Analysis of Discrete Time Signals. For a discrete time sequence we define two classes of Fourier Transforms: the DTFT (Discrete Time FT) for sequences having infinite duration, the DFT (Discrete FT) for sequences having finite duration.

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Electrical Communications Systems ECE.09.331 Spring 2007

Electrical Communications Systems ECE.09.331 Spring 2007. Lecture 2a January 23, 2007. Shreekanth Mandayam ECE Department Rowan University http://engineering.rowan.edu/~shreek/spring07/ecomms/. Plan. Recall: Intoduction to Information Theory Properties of Signals and Noise Terminology

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Electrical Communication Systems ECE.09.331 Spring 2011

Electrical Communication Systems ECE.09.331 Spring 2011. Lecture 2a January 26, 2011. Shreekanth Mandayam ECE Department Rowan University http://engineering.rowan.edu/~shreek/spring11/ecomms/. Plan. Digital and Analog Communications Systems Properties of Signals and Noise Terminology

386 views • 15 slides

Signal Energy

Signal Energy. Time/Frequency Domains. Signal Time domain: waveform, signal duration, waveform decay, causality, periodicity Frequency domain: sinusoidal components, relative amplitudes and phases LTI system

259 views • 8 slides