System and method for providing voice over internet protocol service using cellular phone
First Claim
Patent Images
1. A system for providing Voice over Internet Protocol (VoIP) service, comprising:
- a user terminal for requesting call connection to an arbitrary destination Internet protocol (IP) terminal; and
a relay terminal connected to the user terminal by a VoIP service dedicated line for connecting a call to the destination IP terminal when a VoIP call connection request message is transmitted by the user terminal, and for converting and transceiving a voice packet according to codec information of each of the user terminal and the destination IP terminal.
1 Assignment
0 Petitions
Accused Products
Abstract
In a system and method of providing Voice over Internet Protocol (VoIP) service, when a wireless terminal and a VoIP service terminal are connected on a VoIP service dedicated line, and the wireless terminal transmits to the VoIP service terminal a message requesting call connection to a destination Internet Protocol (IP) terminal, the VoIP service terminal connects the call to the destination IP terminal according to the call connection request message, and transceives a voice packet according to different codec information between the wireless terminal and the VoIP service terminal.
53 Citations
24 Claims
-
1. A system for providing Voice over Internet Protocol (VoIP) service, comprising:
-
a user terminal for requesting call connection to an arbitrary destination Internet protocol (IP) terminal; and
a relay terminal connected to the user terminal by a VoIP service dedicated line for connecting a call to the destination IP terminal when a VoIP call connection request message is transmitted by the user terminal, and for converting and transceiving a voice packet according to codec information of each of the user terminal and the destination IP terminal. - View Dependent Claims (2, 3, 4, 5, 6, 7)
-
-
8. A system for providing Voice over Internet Protocol (VoIP) service, comprising:
a user terminal which, when transmitting user information to an Internet Protocol (IP) network connectable relay terminal so as to receive an authentication message, performs conversion into a VoIP mode so as to request the relay terminal to connect a call to a destination IP terminal. - View Dependent Claims (9, 10, 11)
-
12. A system for providing Voice over Internet Protocol (VoIP) service, comprising:
a relay terminal which, when a request for call connection to a destination Internet Protocol (IP) terminal is generated by a user terminal in a VoIP mode state after authenticating user information transmitted by the user terminal, connects the requested call, and converts and transceives a voice packet according to codec information of each of the user terminal and the destination IP terminal. - View Dependent Claims (13, 14, 15)
-
16. A method for providing Voice over Internet Protocol (VoIP) service at a user terminal through a relay terminal, the method comprising the steps of:
-
connecting the user terminal and the relay terminal by means of a VoIP service dedicated line;
transmitting, at the user terminal to the relay terminal, a message requesting call connection to a destination Internet Protocol (IP) terminal; and
connecting, at the relay terminal, the call to the destination IP terminal according to a received call connection request message, and converting and transceiving a voice packet according to codec information of each of the user terminal and the destination IP terminal. - View Dependent Claims (17, 18, 19)
-
-
20. A method for providing Voice over Internet Protocol (VoIP) service, the method comprising the steps of:
-
transmitting user information to an Internet Protocol (IP) network connectable relay terminal; and
when receiving a user authentication message from the relay terminal, performing conversion into a VoIP mode so as to request call connection to a destination IP terminal. - View Dependent Claims (21)
-
-
22. A method for providing Voice over Internet Protocol (VoIP) service, the method comprising the steps of:
-
authenticating user information transmitted by a user terminal;
when a request for call connection to a destination Internet Protocol (IP) terminal is generated by the user terminal, connecting the requested call; and
when the requested call is connected, converting and transceiving a voice packet according to codec information of each of the user terminal and the destination IP terminal. - View Dependent Claims (23, 24)
-
Specification