Patent ID: 9313324
Filing Date: 2016-04-12
CPC Classification: H04M

Claim Text:
1. A method for providing a communication service in a communication system, the method comprising the steps of: receiving, from a first terminal, a session call request message for a second terminal; identifying a compatible communication service used by both the first terminal and the second terminal, and a non-compatible communication service used by one of the first terminal and the second terminal; generating first service capability information for the compatible communication service and second service capability information for the non-compatible communication service; and displaying both the first service capability information and the second service capability information to at least one of the first terminal and the second terminal; wherein the first service capability information comprises a list of at least one communication service usable by both the first terminal and the second terminal, and the second service capability information comprises a list of at least one communication service usable by either the first terminal or the second terminal.