METHOD FOR PROVIDING LONG MESSAGE TRANSMISSION SERVICE USING SWITCHED TELEPHONE NETWORK IN LONG MESSAGE SERVICE SERVER, CAPABLE OF TRANSMITTING TEXT MESSAGE THROUGH SWITCHED TELEPHONE NETWORK

摘要

PURPOSE: A method for providing long message transmission service using switched telephone network in long message service server is provided to transmit a long text message through switched telephone network.;CONSTITUTION: A subscriber terminal(CPE)(20) has to be connected through PSTN or ISDN of a custom premise. An interactive long message service center(ILMC)(22) is connected to the public switched telephone network(21) in No.7 signal method. A respective new LMS protocol is loaded in the subscriber terminal and the interactive long message service center. The subscriber terminal transmits and receives a message frame in FSK signal method by connected to the PSTN.;COPYRIGHT KIPO 2011