Patent ID: 7536000
Filing Date: 2009-05-19
Classification: H04M

Abstract:
1. A communication method automatically, correctly, and in real-time transmitting a caller information having caller's phone number to a specified computer for each extension user, without through an internal circuit of a conventional telephone switch (PBX), upon receiving an incoming call from a trunk line, including a main server, a caller ID module, a DTMF module, a telephone extension database, a caller information database, a network communication interface, and a client-side program; comprising steps of: a) providing a user with a mapping between telephone extension number and a specified computer IP address, and storing in the telephone extension database, with a caller's phone number and related information stored in the caller information database; b) when dialing into a telephone switch system, in addition to a user still forwarding to each extension in accordance with his or her button-pressing action, the caller's phone number retrieved via the caller ID module located between the telephone switch and outside line at trunk side, and also handing over to the main server for retrieving other related information associated with the user, from the caller information database; c) retrieving the extension number input by the user with the DTMF module, and handing over to the main server for finding out the specified computer IP address corresponding to the extension number, thereby automatically and in real-time transmitting the caller's phone number and related information to the client-side program at the specified computer IP address by the main server, via the network communication interface.