Patent ID: 7450938

Claim:
A method for improving a communication success rate in a simultaneous call trial between subscribers in a mobile communication system, the method comprising the steps of: a) receiving by a second subscriber network an ‘Initial Address Message (IAM)’ including a number of a first subscriber from a first subscriber network when the first subscriber tries a call to a second subscriber; b) determining by the second subscriber network whether the second subscriber has requested a termination to the first subscriber; c) aborting by the second subscriber network an originating call trial of the second subscriber when the second subscriber has requested the termination to the first subscriber; d) trying by the second subscriber network a page to the second subscriber after aborting the originating call trial; and e) setting a call between the first subscriber and the second subscriber by the first subscriber network and the second subscriber network, after the second subscriber network succeeds in paging the second subscriber.