H - Electricity – 04 – L
Patent
H - Electricity
04
L
H04L 12/66 (2006.01) H04L 12/12 (2006.01) H04L 12/24 (2006.01) H04L 29/06 (2006.01) H04M 11/06 (2006.01) H04Q 3/00 (2006.01)
Patent
CA 2485626
There is disclosed a private branch exchange in which an SIP terminal is capable of receiving great variety of services provided by the private branch exchange without upgrading version of software of the SIP terminal itself. A standard SIP protocol control module 17 and an expanded SIP protocol control module 18 are disposed for SIP corresponding terminals, convert signals from an SIP system protocol corresponding terminal into signals of a protocol inside an IP-PBX 1 to transmit the signals to a PBX basic connection process providing module 12, and convert signals from the PBX basic connection process providing module 12 into signals of an SIP system protocol to transmit the signals to the SIP system protocol corresponding terminal. A PBX additional service providing module 11 and the PBX basic connection process providing module 12 provide additional services in response to an hooking operation from the SIP corresponding terminal or an input of a number for starting the service.
On présente un autocommutateur privé dans lequel un terminal SIP est capable de recevoir une grande variété de services fournis par l'autocommutateur privé sans mettre à niveau la version du logiciel du terminal SIP. Un module de commande de protocole SIP standard 17 et un module de commande de protocole SIP étendu 18 sont disposés pour que les terminaux SIP correspondants convertissent les signaux provenant d'un terminal correspondant de protocle de système SIP en signaux d'un protocole à l'intérieur d'un IP-PBX 1 pour transmettre les signaux vers un module de processus de connexion de base PBX 12 et convertir les signaux provenant du module de processus de connexion de base PBX 12 en signaux d'un protocole de système SIP afin de transmettre les signaux au terminal correspondant du protocole de système SIP. Un module de service supplémentaire PBX 11 et le module de processus de connexion de base PBX 12 fournissent des services supplémentaires en réponse à une opération d'accrochage du terminal correspondant SIP ou une entrée d'un chiffre pour lancer le service.
Hiroshima Takanori
Takai Minako
Corporation Nec
Nec Infrontia Corporation
Smart & Biggar
LandOfFree
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