US 11,758,539 B2
Assistance information for fast carrier aggregation and dual connectivity configuration
Fangli Xu, Beijing (CN); Dawei Zhang, Saratoga, CA (US); Haijing Hu, Beijing (CN); Yuqin Chen, Shenzhen (CN); Srirang A. Lovlekar, Cupertino, CA (US); Murtaza A. Shikari, Mountain View, CA (US); Sethuraman Gurumoorthy, San Jose, CA (US); Longda Xing, San Jose, CA (US); Srinivasan Nimmala, San Jose, CA (US); and Sree Ram Kodali, Sunnyvale, CA (US)
Assigned to Apple Inc., Cupertino, CA (US)
Filed by Apple Inc., Cupertino, CA (US)
Filed on Mar. 6, 2020, as Appl. No. 16/811,599.
Claims priority of application No. 201910241846.7 (CN), filed on Mar. 28, 2019.
Prior Publication US 2020/0314836 A1, Oct. 1, 2020
Int. Cl. H04W 72/21 (2023.01); H04W 76/27 (2018.01); H04L 5/00 (2006.01); H04W 72/52 (2023.01)
CPC H04W 72/21 (2023.01) [H04L 5/001 (2013.01); H04L 5/0042 (2013.01); H04W 72/52 (2023.01); H04W 76/27 (2018.02)] 20 Claims
OG exemplary drawing
 
1. An apparatus, comprising:
a processor configured to cause a wireless device to:
provide a user equipment (UE) assistance information message including an indication, comprising one or more bits, of a preference for a dual connectivity configuration for communication to a cellular base station via a master cell group (MCG) and a secondary cell group (SCG), the preference including activation of the SCG, wherein the UE assistance information message is provided in a radio resource control (RRC) message to the cellular base station; and
receive, from the cellular base station, first information indicating activation of the SCG and activation of a dual connectivity configuration for communication via the MCG and the SCG based on the UE assistance information message, wherein the dual connectivity configuration for communication via the MCG and the SCG was pre-configured at the wireless device before receiving the first information.