Telephonic communications – Emergency or alarm communications – Central office responsive to emergency call or alarm
Patent
1988-09-23
1990-01-09
Dwyer, James L.
Telephonic communications
Emergency or alarm communications
Central office responsive to emergency call or alarm
379142, 379210, 379265, H04M 354
Patent
active
048933252
ABSTRACT:
A telephone call distribution system for handling a special type call, the call containing at least automatic number identification (ANI) data, having at least one central switching location for receiving the call and having a circuit for processing, an interfacing circuit with an automatic location identification (ALI) data base having ALI data associated with the ANI data, the circuit for interfacing receiving the ANI data from the processing circuit and returning the ALI data to the processing circuit, and having a storage provision for the ALI data associated with the call; and a connecting circuit for connecting the processing circuit to at least one remotely located terminal for receiving the call, the processing circuit also sending the ALI data to the terminal.
REFERENCES:
patent: 3881060 (1975-04-01), Connell et al.
patent: 4310726 (1982-01-01), Asmuth
patent: 4555594 (1985-11-01), Friedes et al.
E. G. DeNigris, "Enhanced 911: Emergency Calling with a Plus", Bell Laboratories Record, Mar. 1980, pp. 74-79.
"Dial 911 for Profits", Paul Ruggieri, Sand Communications, May 1984, pp. 9-13.
E. S. Delong, Jr., "Making 911 Even Better", Telephony, Dec. 14, 1987, pp. 60-63.
Jester Donald J.
Modica Catherine P.
Mulrow Robert J.
Pankonen Andrew W.
Zdenek John M.
Dwyer James L.
Hamann H. F.
Patti C. B.
Rockwell International Corporation
Sewell V. L.
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