Telephone exchange including service feature apparatus

Details Telephone exchange including service feature apparatus Telephone exchange including service feature apparatus

H - Electricity

04

Q

344/25

H04Q 11/04 (2006.01) H04M 3/533 (2006.01) H04Q 3/62 (2006.01) H04Q 11/06 (2006.01)

Patent

CA 1312132

TELEPHONE EXCHANGE INCLUDING SERVICE FEATURE APPARATUS Abstract of the Disclosure A feature apparatus is arranged to share exclusive access, to a time division multiplex switching network, with another element of a telephone switching facility (PBX). The other element may be a line appearance group, or a service circuit. The feature apparatus is arranged within an equipment enclosure common to the switching facility, along with a power supply for supplying energizing current for operation of the switching facility and the feature apparatus so that the PBX may support a voice message feature for example, usually without an additional floor space requirement typical of other systems arrangements. -i-

613579

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