Multi-line programmable telephone call annunciator

Details Multi-line programmable telephone call annunciator Multi-line programmable telephone call annunciator

1994-07-19

1999-12-14

Zele, Krista

Telephonic communications

Supervisory or control line signaling

Signal reception at substation

379 87, 379 8812, 379373, H04M 900

Patent

active

060027614

ABSTRACT:
A user-programmable telephone call annunciator for use with a telephone includes a recording circuit configured to receive an audio signal from a user and to store the audio signal as an electronic signal. A playback circuit is connected to the recording circuit and configured to selectively play back the electronic signal as the audio signal. An incoming signal detector circuit is connected to the playback circuit and configured to receive an incoming signal on a line to the telephone and to activate the playback circuit in response to said incoming signal. Additional embodiments include a plurality of recording and playback circuits and a plurality of incoming signals. Advantages to the invention include the ability for a user to program the telephone call annunciator to produce a sound provided by the user.

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Information Storage Devices, ISD1100 Series, Single-Chip Voice Record/Playback Devices, Oct. 1993.

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