Patent ID: 8467329

Claim:
A method of receiving system information performed by a user equipment (UE), the method comprising: receiving, from a network, an indicator indicating a change of system information related to a point-to-multipoint service on a physical control channel; and receiving changed system information related to the point-to-multipoint service in response to the indicator, wherein the point-to-multipoint service is a multimedia broadcast multicast service (MBMS), wherein the indicator is included within a system change identifier field of a downlink control information (DCI), wherein the system change identifier field has one bit, wherein a format of the DCI further includes at least one of: a resource allocation header field, a resource block assignment field, a modulation and coding scheme field, a new data indicator field, a hybrid automatic repeat request (HARQ) process number field, a redundancy version field, and a downlink assignment index field, wherein the format of the DCI further includes a bit map to indicate one or more Multimedia Broadcast multicast service Single Frequency Network (MBSFN) areas in which the system information is changed, and wherein the changed system information related to the point-to-multipoint service is received through a system information block (SIB) type thirteen.