Efficient update of tmgi list in lte embms

An apparatus for wireless communication, comprising:

• means for receiving at least one multimedia broadcast multicast service (MBMS) service in at least one Multicast Broadcast Single Frequency Network (MBSFN) area;
• means for receiving configuration information on at least one multicast control channel (MCCH), the at least one MCCH including an MCCH unassociated with the at least one MBSFN area;
• means for constructing a list of temporary mobile group identities (TMGIs) based on the configuration information;
• and
• means for updating the list of TMGIs based on at least one of an MCCH change notification message for each of the at least one MCCH or a user service description.

An apparatus for wireless communication, comprising:

• a processing system configured to:
• receive at least one multimedia broadcast multicast service (MBMS) service in at least one Multicast Broadcast Single Frequency Network (MBSFN) area;
• receive configuration information on at least one multicast control channel (MCCH), the at least one MCCH including an MCCH unassociated with the at least one MBSFN area;
• construct a list of temporary mobile group identities (TMGIs) based on the configuration information;
• and
• update the list of TMGIs based on at least one of an MCCH change notification message for each of the at least one MCCH or a user service description.

A computer program product, comprising:

• a computer-readable medium comprising code for:
• receiving at least one multimedia broadcast multicast service (MBMS) service in at least one Multicast Broadcast Single Frequency Network (MBSFN) area;
• receiving configuration information on at least one multicast control channel (MCCH), the at least one MCCH including an MCCH unassociated with the at least one MBSFN area;
• constructing a list of temporary mobile group identities (TMGIs) based on the configuration information;
• and
• updating the list of TMGIs based on at least one of an MCCH change notification message for each of the at least one MCCH or a user service description.