US 12,231,907 B2
Selective transmission and/or detection of identification signals by a wireless access node in unlicensed spectrum
Christopher Richards, Ottawa (CA); and Roland Smith, Nepean (CA)
Assigned to Telefonaktiebolaget LM Ericsson (publ), Stockholm (SE)
Appl. No. 17/413,646
Filed by Telefonaktiebolaget LM Ericsson (publ), Stockholm (SE)
PCT Filed Dec. 12, 2018, PCT No. PCT/IB2018/059930
§ 371(c)(1), (2) Date Jun. 14, 2021,
PCT Pub. No. WO2020/121028, PCT Pub. Date Jun. 18, 2020.
Prior Publication US 2022/0022050 A1, Jan. 20, 2022
Int. Cl. H04W 16/14 (2009.01)
CPC H04W 16/14 (2013.01) 24 Claims
OG exemplary drawing
 
1. A method in a wireless access node that operates in an unlicensed frequency spectrum, comprising:
determining, based on one or more parameters, whether the wireless access node is to transmit an identification signal and/or detect identification signals from other transmit nodes; and
operating in accordance with a result of the determining, wherein the one or more parameters comprise one or more link parameters for a wireless link between the wireless access node and another wireless access node.