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picture1_Lecture9b Notes


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 115x       Filetype PDF       File size 0.41 MB       Source: mil.ufl.edu


File: Lecture9b Notes
EEL3135: Discrete-Time Signals and Systems Lecture #9(b): Discrete-Time Signals Lecture #9(b): Discrete-Time Signals 1. Introduction Now that we have explored the process of sampling — that is, the conversion of ...

icon picture PDF Filetype PDF | Posted on 30 Jan 2023 | 2 years ago
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...Eel discrete time signals and systems lecture b introduction now that we have explored the process of sampling is conversion continuous to dis crete xn x nf c s are ready cover some important aspects as did with specically this set notes covers following topics mathematical representation transformations functions introductory treatment closely parallels our previous a signal let denote function index n already seen for func tions it will frequently be know how changes when change its argument table below gives qualitative effect simple in reection compression xan shift right along horizontal axis left ax magnication reduction up vertical down figures illustrate these on two which sampled versions frequencies hz respectively very you understand each illustrations able perform them yourself without aid computer or calculator was case compound both scaling shifting little trickier than one by itself consider figure trans formation what looks like rst form see scale then scaled units not ...
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