US 12,022,573 B2
Split bearer communications
Fangli Xu, Beijing (CN); Dawei Zhang, Saratoga, CA (US); Deepankar Bhattacharjee, Milpitas, CA (US); Haijing Hu, Cupertino, CA (US); Lele Cui, Beijing (CN); Lijie Zhang, Beijing (CN); Qiang Miao, Beijing (CN); and Zhiwei Wang, Beijing (CN)
Assigned to Apple Inc., Cupertino, CA (US)
Appl. No. 17/438,996
Filed by Apple Inc., Cupertino, CA (US)
PCT Filed Oct. 15, 2020, PCT No. PCT/CN2020/121077
§ 371(c)(1), (2) Date Sep. 14, 2021,
PCT Pub. No. WO2022/077319, PCT Pub. Date Apr. 21, 2022.
Prior Publication US 2022/0322078 A1, Oct. 6, 2022
Int. Cl. H04W 8/30 (2009.01); H04W 76/15 (2018.01); H04W 76/19 (2018.01)
CPC H04W 8/30 (2013.01) [H04W 76/15 (2018.02); H04W 76/19 (2018.02)] 16 Claims
OG exemplary drawing
 
1. A method, comprising:
at a base station of a cellular network:
establishing communication with a user equipment device (UE);
transmitting, to the UE, configuration information for a split bearer, wherein the configuration information identifies a first primary leg for the split bearer;
receiving, from the UE, a first uplink packet via the first primary leg;
determining, based on the first uplink packet, that a second uplink packet was not received;
in response to the determination that the second uplink packet was not received, transmitting, to the UE, an indication to reconfigure the split bearer, wherein the indication to reconfigure the split bearer identifies a second primary leg for the split bearer, wherein the indication to reconfigure the split bearer includes an indication to recover the second uplink packet; and
receiving, from the UE, the second uplink packet via the second primary leg.