DISKRETES TRANSVERSALFILTER
1511590 Active filters TELECOMMUNICATIONS RADIOELECTRIQUES ET TELEPHONIQUES 17 Dec 1976 [22 Dec 1975] 52771/76 Heading H3U In a discrete transversal filter having delay elements separated by tapping points b0, b1 ... b32 from which weighted outputs z(n,0), z(n,1),... z(n,32) are extracted the output...
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Zusammenfassung: | 1511590 Active filters TELECOMMUNICATIONS RADIOELECTRIQUES ET TELEPHONIQUES 17 Dec 1976 [22 Dec 1975] 52771/76 Heading H3U In a discrete transversal filter having delay elements separated by tapping points b0, b1 ... b32 from which weighted outputs z(n,0), z(n,1),... z(n,32) are extracted the outputs are summed and further weighted in three possible ways depending on the settings of the ganged switches 12, 42, 52, 62, 72 to provide (a) a low pass filter with a cut off fg, response Fig. 1(a); (b) a low pass in phase filter with a cut off 2fg, response Fig. 1(b); (c) a low pass quadrature filter with a cut off 2fg, response Fig. 1(c). |
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