ELE610 FPGA-del, 2013. Lab. 3, Multiratefilter. Innhold
ELE610 FPGA-del, 2013. Lab. 3, Multiratefilter. Innhold
ELE610 FPGA-del, 2013. Lab. 3, Multiratefilter. Innhold
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3.17 Mer FIR-filterdesign . . . . . . . . . . . . . . . . . . . . . . . . 123.18 Enda mer FIR-filterdesign . . . . . . . . . . . . . . . . . . . . . 133.19 CIC-filter blokka, lab03k . . . . . . . . . . . . . . . . . . . . . . 153.20 CIC-filter med kompensasjon, lab03l . . . . . . . . . . . . . . . 1511 Multirateteori 1711.1 Nedsampling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1711.2 Oppsampling . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1811.3 Multiratefiltrering . . . . . . . . . . . . . . . . . . . . . . . . . . 1912 Litt teori om CIC-filter 2413 Litt teori om filterdesign 2813.1 Generelt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2813.2 Plassering av nullpunkt og poler. . . . . . . . . . . . . . . . . . 3013.3 Vindusmetoden. . . . . . . . . . . . . . . . . . . . . . . . . . . . 3013.4 Optimeringsmetoden . . . . . . . . . . . . . . . . . . . . . . . . 3113.5 Eksempel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 312