Patent ID: 11930379
Assignee: CONSTELLATION DESIGNS, LLC
Field: Digital communication (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 14:
15. The method of claim 1, wherein:
the specific symbol constellation and the specific code rate are selected as an LDPC code rate and symbol constellation pair from a plurality of predetermined LDPC code rate and symbol constellation pairs using the receiver based at least in part on the quality measurement;
the request to modulate the signals received via the communication channel using the specific symbol constellation and the specific code rate is a request to a remote transmitter to use the selected LDPC code rate and symbol constellation pair; and
each of the plurality of symbol constellations that comprise constellation points that have a shared amplitude value and are unevenly spaced with respect to phase is only included in one of the plurality of predetermined LDPC code rate and symbol constellation pairs.