US 12,144,057 B2
Release message in small data transmission procedure
Taehun Kim, Fairfax, VA (US); Esmael Hejazi Dinan, McLean, VA (US); Hyoungsuk Jeon, Centreville, VA (US); Kyungmin Park, Vienna, VA (US); Jinsook Ryu, Oakton, VA (US); and Peyman Talebi Fard, Vienna, VA (US)
Assigned to Ofinno, LLC, Reston, VA (US)
Filed by Ofinno, LLC, Reston, VA (US)
Filed on Jan. 30, 2023, as Appl. No. 18/103,393.
Application 18/103,393 is a continuation of application No. 17/709,691, filed on Mar. 31, 2022, granted, now 11,570,844.
Application 17/709,691 is a continuation of application No. PCT/US2021/051732, filed on Sep. 23, 2021.
Claims priority of provisional application 63/083,025, filed on Sep. 24, 2020.
Prior Publication US 2023/0247720 A1, Aug. 3, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. H04W 76/30 (2018.01)
CPC H04W 76/30 (2018.02) 20 Claims
OG exemplary drawing
 
1. A method comprising:
receiving, by a first base station from a second base station, a request message indicating a small data transmission (SDT) procedure for transmission by a wireless device while the wireless device is in a radio resource control (RRC) inactive state or RRC idle state;
sending, to the second base station, an indication that the first base station keeps a context of the wireless device;
receiving, from the second base station, uplink data of the wireless device in the RRC inactive state or RRC idle state; and
sending, to the second base station and based on completion of the SDT procedure, an RRC release message for the wireless device.