Patent ID: 11943629
Assignee: TEXAS INSTRUMENTS INCORPORATED
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A method, comprising:
connecting, by a user equipment (UE), to a primary serving cell (PCell) operating on a licensed frequency spectrum;
connecting, by the UE, to a secondary serving cell (SCell) operating on an unlicensed frequency spectrum;
receiving, by the UE, a discovery signal on the SCell;
receiving, by the UE, a channel state information reference signal (CSI-RS) on the SCell during discovery signal occasions;
monitoring, by the UE, the SCell to determine an idle status of the SCell;
transmitting data on the SCell based on the idle status of the SCell; and
dropping a configured sounding reference signal (SRS) transmission based on a carrier sense multiple access with collision avoidance (CSMA/CA) function.