Patent ID: 11863999
Assignee: CHARTER COMMUNICATIONS OPERATING, LLC
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 9:
10. A wireless network access node configured to provide wireless network access to one or more wireless user devices within a wireless access network via use of unlicensed frequency spectrum, the wireless network access node comprising:
a digital processor apparatus;
a wireless network interface in data communication with the digital processor apparatus; and
a computer readable storage medium in data communication with the digital processor apparatus, the computer readable storage medium comprising at least one computer program configured to, when executed on the digital processor apparatus, cause the wireless network access node to:
perform interference detection for at least one first frequency;
based on the interference detection, select at least one second frequency; and
cause redirect of the one or more wireless user devices from use of the at least one first frequency to use of the at least one second frequency;

wherein:
the one or more wireless user devices are initially in at least one of an idle or inactive state;
the at least one first frequency and the at least one second frequency are in the unlicensed frequency spectrum;
the unlicensed frequency spectrum is part of a Fifth Generation (5G) Third Generation Partnership Project (3GPP) New Radio-Unlicensed (NR-U) spectrum; and
the wireless access network is at least in part working in NR-U standalone deployment.