Exchange for an isdn capable of controlling an incoming call...

Details Exchange for an isdn capable of controlling an incoming call... Exchange for an isdn capable of controlling an incoming call...

H - Electricity

04

M

H04M 11/00 (2006.01) H04M 3/533 (2006.01) H04M 11/02 (2006.01)

Patent

CA 2063217

For controlling an incoming call transmitted from an integrated services digital network towards a terminal unit, an exchange comprises a memory for memorizing address data representative of slave addresses which are assigned to the incoming call. In accordance with the incoming call and the address data, a local signal producing circuit produces a local signal for use in making a control portion of the exchange control the incoming call. When the incoming call includes a kind datum representative of a kind of the terminal unit, such as speech, facsimile, and/or data processing units, the control portion controls the incoming call in accordance with the kind datum and the address data. Likewise, the incoming call may include a channel datum and a number datum.

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