DISPOSITIF DE FILTRAGE PASSE-BAS DESTINE AU DECOUPLAGE DES VOIES XDSL

The invention concerns a low-pass filtering device (600) used on a telephone line (L) consisting of a first transmission line (601) and a second transmission line (602), capable of circulating simultaneously, between a telephone exchange (202) and a subscriber (A) equipped with at least a telephone...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	DEDIEU HERVE, BERTHAUD ERIC
Format:	Patent
Sprache:	fre
Schlagworte:	BASIC ELECTRONIC CIRCUITRY ELECTRICITY IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS RESONATORS
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Beschreibung
Zusammenfassung:	The invention concerns a low-pass filtering device (600) used on a telephone line (L) consisting of a first transmission line (601) and a second transmission line (602), capable of circulating simultaneously, between a telephone exchange (202) and a subscriber (A) equipped with at least a telephone (209), first signals corresponding to analog and/or digital narrow band services, and second signals corresponding to broadband services, the low-pass filter (600) comprising an active ASIC-type element (605; 606), arranged in series on each transmission line (601; 602) and preceded, on the line side (L), by an inductance type passive element (603; 604), likewise arranged in series on each transmission line (601; 602) of the line (L) and a capacitance (610) arranged between the two transmission lines (601; 602) of the line.