The Farrell Law Firm, P.C.
Supplementary service provision method and system for IMS-based network
A service provision method in an Internet Protocol Multimedia Subsystem (IMS) network is provided. A service request message is transmitted from a first user terminal to a second user terminal for requesting a service. The service request message includes global identifiers (IDs) allocated to the first user terminal and the second user terminal. A service response message is transmitted from the second user terminal to the first user terminal. A service session is established between the first user terminal and the second user terminal, when the service response message is received by the first user terminal.
Samsung Electronics Co., Ltd
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Jae Yeon Se Hee Sung Oh Jun Hyung Sung Jin Je Young
Song Han Hwang Kim Park Maeng