Individual telephone line call event buffering system

Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – Testing of subscriber loop or terminal

Patent

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Details

379130, 379133, H04M 322, H04M 1500

Patent

active

056663978

ABSTRACT:
An individual telephone line call event buffering system is disclosed which provides backup memory storage for incoming and outgoing call events, including calling line identification (CLID) information in a computer based telephone line monitoring system when the computer or its call processing application software is off-line. The call event buffering system includes a hardware based call processor, distribution controller and memory system, and a software based computer monitoring system, all of which operate in conjunction with a standard personal computer, a standard telephone line, standard telephone line equipment including, but not limited to, a telephone, facsimile, and modem, and standard telephone central office services including, but not limited to, Caller-ID, distinctive ring, call transfer, forwarding and conferencing, voice mail, and visual message waiting.

REFERENCES:
patent: 5054055 (1991-10-01), Hanle
patent: 5067150 (1991-11-01), Santomi
patent: 5146490 (1992-09-01), Beckman
patent: 5343516 (1994-08-01), Callele
patent: 5349638 (1994-09-01), Pitroda
patent: 5351289 (1994-09-01), Logsdon
patent: 5535265 (1996-07-01), Suwandhaputra

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