Low cost telephone caller identification device and method

Details Low cost telephone caller identification device and method Low cost telephone caller identification device and method

1992-01-27

1995-06-13

Chin, Stephen

Telephonic communications

Polystation line system

Automatic or unattended

379182, 379177, 379171, 379164, H04M 100, H04M 166, H04M 900, H04M 1300

Patent

active

054250897

ABSTRACT:
The device and method of the present invention characterizes a telephone call by identifying a code, comparing the code to a predetermined access/ID code and generating a signal in response to the code. The device provides called party identification, calling party identification, and telephone number identification.

REFERENCES:
patent: 4528424 (1985-06-01), Middleton et al.
patent: 4578540 (1986-03-01), Borg et al.
patent: 4924496 (1990-05-01), Figa et al.
patent: 4937854 (1990-06-01), Sarakas
patent: 4953202 (1990-08-01), Newell
patent: 4975943 (1990-12-01), Weber et al.
patent: 5127045 (1992-06-01), Crasun et al.

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