US 12,150,014 B2
Broadcast and multicast service reception by idle and inactive wireless devices
Fangli Xu, Beijing (CN); Ralf Rossbach, Munich (DE); Haijing Hu, Beijing (CN); Dawei Zhang, Saratoga, CA (US); Yuqin Chen, Shenzhen (CN); Zhibin Wu, Los Altos, CA (US); Sarma V. Vangala, Campbell, CA (US); Srinivasan Nimmala, San Jose, CA (US); Murtaza A. Shikari, Mountain View, CA (US); Srirang A. Lovlekar, Cupertino, CA (US); Sethuraman Gurumoorthy, San Jose, CA (US); Naveen Kumar R. Palle Venkata, San Diego, CA (US); and Sudeep Manithara Vamanan, Nuremberg (DE)
Assigned to Apple Inc., Cupertino, CA (US)
Appl. No. 17/437,821
Filed by Apple Inc., Cupertino, CA (US)
PCT Filed Oct. 22, 2020, PCT No. PCT/CN2020/122817
§ 371(c)(1), (2) Date Sep. 9, 2021,
PCT Pub. No. WO2022/082594, PCT Pub. Date Apr. 28, 2022.
Prior Publication US 2022/0303729 A1, Sep. 22, 2022
Int. Cl. H04W 4/06 (2009.01)
CPC H04W 4/06 (2013.01) 18 Claims
OG exemplary drawing
 
1. A baseband processor configured to:
receive information, from a cellular base station of a cellular network, indicating one or more neighbor cells that support provision of a broadcast or multicast service in one or more of radio resource control (RRC) inactive mode or RRC idle mode, the one or more neighbor cells comprising at least a first cell;
perform cell re-selection while in RRC inactive mode or RRC idle mode based at least in part on the information; and
receive the broadcast or multicast service while in RRC inactive mode or RRC idle mode on the first cell.