H - Electricity – 04 – Q
Patent
H - Electricity
04
Q
H04Q 3/00 (2006.01) H04Q 11/04 (2006.01)
Patent
CA 2106745
A telephone exchange provides dial-up switched connections for customers' broadband data terminal equipment (DTE). In response to data receivedover an associated narrowband channel, the exchange establishes a broadband transmission path to a broadband DTE associated with the narrowband channel. Upon receiving a number for the called party broadband DTE over the narrowband channel, the switch establishes an interoffice broadband channel for communications between the originating and destination DTE.
Central téléphonique offrant des liaisons commutées pour ETTD (équipement terminal de traitement de données) à large bande d'abonné. En réponse aux données reçues sur une voie à bande étroite associée, le central établit un trajet de transmission à large bande vers un ETTD associé à ladite voie à bande étroite. Sur réception du numéro de l'ETTD à large bande de l'appelé sur la voie à bande étroite, le commutateur établit une voie à large bande intercentraux pour les communications entre l'ETTD de départ et l'ETTD d'arrivée.
American Telephone And Telegraph Company
Kirby Eades Gale Baker
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