Patent ID: 9271262
Filing Date: 2016-02-23
CPC Classification: H04W

Claim Text:
1. A method of managing a multicast and broadcast service (MBS) resource in a terminal, the method comprising: receiving a system configuration descriptor (SCD) message from a base station, the SCD message including zone allocation information of sub-bands that are divided into a plurality of zones; receiving an MBS configuration message from the base station, the MBS configuration message including configuration information for an MBS operation and a lifetime of the configuration information during which the configuration information remains valid; subsequently receiving a new SCD message that includes new zone allocation information different from the zone allocation information in the previously-received SCD message; comparing a time at which the new SCD message is received with the lifetime in the MBS configuration message; upon determining that the receipt time of the new SCD message is within the lifetime, receiving a MBS using the configuration information; and upon determining that the receipt time of the new SCD message is after the lifetime expires,