Network protocol converter

Telephonic communications – Audio message storage – retrieval – or synthesis – Multimedia system

Reexamination Certificate

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Details

C340S007560, C370S352000, C455S466000, C709S217000

Reexamination Certificate

active

07450697

ABSTRACT:
An arrangement includes an input to receive DTMF tones, logic to convert the DTMF tones to SMPP protocol, and an output to provide the SMPP protocol.

REFERENCES:
patent: 5638450 (1997-06-01), Robson
patent: 6965777 (2005-11-01), Cast et al.
patent: 6987839 (2006-01-01), Lockwood
patent: 7142846 (2006-11-01), Henderson
patent: 2002/0151317 (2002-10-01), Wippich et al.
patent: 2002/0193096 (2002-12-01), Dwyer et al.

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