LandOfFree - US Patents - Listing for Telephonic communications,Plural exchange network or interconnection

Telephonic communications – Plural exchange network or interconnection – With interexchange network routing

Internet protocol compliant private branch electronic...

Telephonic communications – Plural exchange network or interconnection – With interexchange network routing

Internet telephone adapter

Telephonic communications – Plural exchange network or interconnection

Internetwork communication system for managing subscriber switch

Telephonic communications – Plural exchange network or interconnection – With interexchange network routing

Interworking between services in telecommunications network

Telephonic communications – Plural exchange network or interconnection – With interexchange network routing

Interworking of multimedia and telephony equipment

Telephonic communications – Plural exchange network or interconnection – With interexchange network routing

Interworking of multimedia and telephony equipment

Telephonic communications – Plural exchange network or interconnection

Intracall feature for access network

Telephonic communications – Plural exchange network or interconnection – Interexchange signalling

ISDN communication system and method thereof

Telephonic communications – Plural exchange network or interconnection

ISDN primary rate interswitch mail using non-call associated tem

Telephonic communications – Plural exchange network or interconnection – Routing parameter

Key to correlate a call with call-handling information

Telephonic communications – Plural exchange network or interconnection – Multi-pbx interconnection

LAN phone system with automatic fallback for power or...

Telephonic communications – Plural exchange network or interconnection – Connection call model

Least cost router

Telephonic communications – Plural exchange network or interconnection – Connection call model

Least cost routing method according to information transfer capa

Telephonic communications – Plural exchange network or interconnection – With interexchange network routing

Load sharing in SS7 networks

Telephonic communications – Plural exchange network or interconnection – With interexchange network routing

Local exchange carrier escape list for local number portability

Telephonic communications – Plural exchange network or interconnection – With interexchange network routing

Local number portability cross connect method

Telephonic communications – Plural exchange network or interconnection – With interexchange network routing

Local number portability cross connect switch and method

Telephonic communications – Plural exchange network or interconnection – With interexchange network routing

Local number portability cross connect switch network

Telephonic communications – Plural exchange network or interconnection – With interexchange network routing

Local number portability intelligent signaling transfer point