US 11,671,902 B2
Apparatus and methods for new radio broadcast and multicast access control
Prasad Reddy Kadiri, San Diego, CA (US); Le Liu, Fremont, CA (US); Alberto Rico Alvarino, San Diego, CA (US); Umesh Phuyal, San Diego, CA (US); and Bharat Shrestha, San Diego, CA (US)
Assigned to QUALCOMM INCORPORATED, San Diego, CA (US)
Filed by QUALCOMM Incorporated, San Diego, CA (US)
Filed on Jun. 24, 2021, as Appl. No. 17/357,832.
Claims priority of provisional application 63/044,339, filed on Jun. 25, 2020.
Prior Publication US 2021/0410045 A1, Dec. 30, 2021
Int. Cl. H04W 48/10 (2009.01); H04W 76/27 (2018.01); H04W 4/06 (2009.01); H04W 48/20 (2009.01)
CPC H04W 48/10 (2013.01) [H04W 4/06 (2013.01); H04W 48/20 (2013.01); H04W 76/27 (2018.02)] 26 Claims
OG exemplary drawing
 
1. A method for wireless communication by a base station, comprising:
broadcasting one or more cell barring parameters to a group of user equipment (UEs) that indicate whether UEs in the group of UEs are permitted to select a cell of the base station for receiving multicast or broadcast services; and
broadcasting one or more access control parameters to a set of one or more UEs, of the group of UEs, that are indicated to be permitted to select the cell for receiving the multicast or broadcast services based on the one or more cell barring parameters, the one or more access control parameters indicating whether the set of one or more UEs is permitted to establish or resume a radio resource control (RRC) connected state with the base station for receiving the multicast or broadcast services;
receiving an access request message from a UE of the set of one or more UEs requesting to establish or resume the RRC connected state for receiving the multicast or broadcast services, the access request message indicating one of an RRC establishment cause or an RRC resume cause; and
broadcasting the one or more access control parameters in response to receiving the access request message.