Text teletype writer with caller identification function

Details Text teletype writer with caller identification function Text teletype writer with caller identification function

1997-06-30

1999-06-22

Chan, Wing F.

Telephonic communications

Including aid for handicapped user

379142, H04M 1100

Patent

active

059150009

ABSTRACT:
A text teletype writer (TTY) is provided for receiving, processing, and displaying caller identification information in a visual display. A call back function is included to allow for automatic DTMF dialing of a telephone number associated with a previously received call.

REFERENCES:
patent: 5228073 (1993-07-01), Smith
patent: 5303301 (1994-04-01), Takahata
patent: 5325417 (1994-06-01), Engelke et al.
patent: 5467385 (1995-11-01), Reuben et al.
patent: 5524140 (1996-06-01), Klausner et al.
patent: 5546447 (1996-08-01), Skarbo et al.
patent: 5604786 (1997-02-01), Engelke et al.
patent: 5699417 (1997-12-01), Khojasteh

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