Patent ID: 11962404
Assignee: COMCAST CABLE COMMUNICATIONS, LLC
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 27:
28. An apparatus comprising:
one or more processors; and
memory storing instructions that, when executed by the one or more processors, cause the apparatus to:
receive a schedule indicating a plurality of pilot signals to be sent via a plurality of tones during a plurality of time periods;
send, based on the schedule and via the plurality of tones, the plurality of pilot signals;
receive, after sending of the plurality of pilot signals, data indicating an allocation of one or more selected tones, of the plurality of tones, to the apparatus for sending of subsequent upstream signals at a particular modulation rate; and
send, based on the particular modulation rate and via the one or more selected tones, an upstream signal.