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Lecture notes 2011 (slides), pdf.file - Katedra matematiky FEL ČVUT

Lecture notes 2011 (slides), pdf.file - Katedra matematiky FEL ČVUT

Lecture notes 2011 (slides), pdf.file - Katedra matematiky FEL ČVUT

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8.11. Věta. Základní gramatika Fourierovy transformace<br />

1 F{f (t − a)} = e−jpa ˆf (p)<br />

(posun ve vzoru)<br />

2 F{f (at)} = 1<br />

|a| ˆf ( p<br />

a<br />

) , a = 0<br />

(změna měˇrítka, scaling)<br />

3 F{f (−t)} = ˆ f (p)<br />

(pravidlo konjugace)<br />

4 F{e jat f (t)} = ˆ f (p − a)<br />

(posun obrazu, modulace vzoru)<br />

Jan Hamhalter http://math.feld.cvut.cz/hamhalte Matematika pro Kybernetiku <strong>Lecture</strong> Notes 226 / 369

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