H - Electricity – 04 – Q
Patent
H - Electricity
04
Q
344/25
H04Q 11/04 (2006.01) H04Q 11/08 (2006.01)
Patent
CA 1159541
Abstract A PCM switching element intended to be used in digital telephone exchanges for the making of switching or concentration stages of whatever capacity can be controlled by a commercially available microprocessor and can be made as an integrated circuit. Structures consisting of a plurality of such elements are readily designed owing to the use of a "busy" bit associated with each outgoing PCM channel.
375162
Belforte Piero
Bostica Bruno
Pilati Luciano
Cselt - Centro Studi E. Laboratori Telecommunicazioni S.p.a.
Ridout & Maybee Llp
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