Patent classifications
H
ELECTRICITY
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H04
ELECTRIC COMMUNICATION TECHNIQUE
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H04M
TELEPHONIC COMMUNICATION
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2203/00
Aspects of automatic or semi-automatic exchanges
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H04M2203/10
related to the purpose or context of the telephonic communication
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H04M2203/1091
Fixed mobile conversion
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H04M2203/1091

Calling line/name identification of enterprise subscribers in mobile calls
12425814 · 2025-09-23 · ·

A system, server, and method of DTMF detection in a VoIP network.