US 11,751,242 B2
Radio-unlicensed multi-channel access for low-radio frequency-capable user equipment
Yisheng Xue, San Diego, CA (US); Xiaoxia Zhang, San Diego, CA (US); Aleksandar Damnjanovic, Del Mar, CA (US); Jing Sun, San Diego, CA (US); Yongbin Wei, La Jolla, CA (US); and Tamer Kadous, San Diego, CA (US)
Assigned to QUALCOMM Incorporated, San Diego, CA (US)
Filed by QUALCOMM Incorporated, San Diego, CA (US)
Filed on Sep. 3, 2019, as Appl. No. 16/559,252.
Claims priority of provisional application 62/737,552, filed on Sep. 27, 2018.
Prior Publication US 2020/0107364 A1, Apr. 2, 2020
Int. Cl. H04W 74/08 (2009.01); H04W 16/14 (2009.01); H04W 24/08 (2009.01); H04W 72/23 (2023.01)
CPC H04W 74/0808 (2013.01) [H04W 16/14 (2013.01); H04W 24/08 (2013.01); H04W 72/23 (2023.01)] 19 Claims
OG exemplary drawing
 
1. A method of wireless communication, the method comprising:
transmitting, by a network equipment, a configuration message to one or more low-radio frequency (RF) user equipments (UEs), wherein the configuration message is associated with configuring the one or more low-RF UEs to monitor a primary channel of a shared communication spectrum for a successful listen before talk (LBT) indicator, the shared communication spectrum including the primary channel and a secondary channel defined by the network equipment;
performing, by the network equipment, an LBT procedure on the primary channel and the secondary channel; and
signaling, by the network equipment and during a transmission opportunity, the one or more low-RF UEs on the primary channel to re-tune from the primary channel to the secondary channel for communication during the transmission opportunity based on success of the LBT procedure on both the primary and secondary channels.