Patent ID: 11882615
Assignee: ARRIS ENTERPRISES LLC
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A radio node, comprising:
an interface circuit configured to communicate with a computer, wherein the interface circuit is configured to:
update, prior to a transmit expire time, a transmit time of a subsequent keep-alive message addressed to the computer based at least in part on a receive time of a keep-alive authorization associated with the computer and the transmit expire time, wherein the keep-alive authorization extends authorization of the radio node to transmit in a granted portion of a spectrum until a subsequent transmit expire time has elapsed; and
transmit, at the updated transmit time, which is prior to the subsequent transmit expire time, the subsequent keep-alive message addressed to the computer, wherein the subsequent keep-alive message requests authorization to continue transmitting in the granted portion of the spectrum.