US 11,910,448 B2
Random access channel preamble assignments for dual connectivity
Reman Pezhumkad Balakrishna, Nutley, NJ (US); and Michael Chanicka, Corona, CA (US)
Assigned to T-MOBILE INNOVATIONS LLC, Overland Park, KS (US)
Filed by T-MOBILE INNOVATIONS LLC, Overland Park, KS (US)
Filed on Dec. 28, 2021, as Appl. No. 17/563,941.
Prior Publication US 2023/0209612 A1, Jun. 29, 2023
Int. Cl. H04W 74/08 (2009.01); H04W 76/15 (2018.01); H04W 74/04 (2009.01)
CPC H04W 74/0841 (2013.01) [H04W 74/04 (2013.01); H04W 76/15 (2018.02)] 18 Claims
OG exemplary drawing
 
1. A method for managing contention free random access in a dual connectivity session, comprising:
receiving an access request from a UE comprising one or more call quality indicators, wherein the one or more call quality indicators comprises an allocation and retention priority;
determining, based on the one or more call quality indicators, that the access request is for a dual connectivity connection; and
based on said determination, communicating a first random access preamble to the UE.