Patent Document ID: 20160204971
Application ID: 14910948
Patent Flag: 0

Claim One:
1. A method for generating a non-uniform constellation, the method comprising the step of performing a first process, the first process comprising the steps of: obtaining a first constellation defined by one or more parameter values; generating a second constellation based on the first constellation using a second process, the second process comprising the steps of: obtaining a set of candidate constellations, wherein the set of candidate constellations comprises the first constellation and one or more modified constellations, wherein each modified constellation is obtained by modifying the parameter values defining the first constellation; determining the performance of each candidate constellation according to a predetermined performance measure; selecting the candidate constellation having the best performance as the second constellation; determining a difference between the first constellation and the second constellation; and if the second constellation differs from the first constellation by more than a threshold amount, repeating the first process using the second constellation generated in the current iteration of the first process as the first