CPC H04W 72/0453 (2013.01) [H04J 11/00 (2013.01); H04L 1/0018 (2013.01); H04L 43/16 (2013.01); H04W 40/005 (2013.01); H04W 52/02 (2013.01); H04W 72/21 (2023.01); H04W 72/23 (2023.01); H04W 72/54 (2023.01); H04W 76/27 (2018.02); H04W 52/0229 (2013.01); H04W 52/0235 (2013.01); H04W 88/02 (2013.01); Y02D 30/70 (2020.08)] | 18 Claims |
1. A method, the method comprising:
when an operating mode transition criterion for a user equipment (UE) is satisfied, transmitting, by the UE that is in a first operating mode to a network element in a communication network, a request message requesting to transition to an active operating mode, the active operating mode being different from the first operating mode;
performing, by the UE that is in the first operating mode to the network element, one or more grant-free transmissions of data before receiving a response to the request message from the network element,
wherein the one or more grant-free transmissions are performed after the transmitting the request message requesting to the transition to the active operating mode, or
wherein the one or more grant-free transmissions include the request message and a subsequent grant-free transmission;
receiving, by the UE from the network element, downlink data before receiving the response from the network element;
receiving, by the UE that is in the first operating mode from the network element, the response approving the transition; and
transitioning, by the UE, to the active operating mode.
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