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Apparatus and method for reducing peak to average power ratio in a signal

  • US 10,333,756 B2
  • Filed: 04/28/2016
  • Issued: 06/25/2019
  • Est. Priority Date: 04/30/2015
  • Status: Active Grant
First Claim
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1. A method for processing a stream of data converted into a plurality of symbols in a constellation as part of transmitting a signal, the method comprising:

  • applying a symbol constellation extension projection to at least one symbol in the constellation, the symbol constellation extension projection having an outward angular region from an original position for the at least one symbol in the constellation, the outward angular region defined by a value for an angle between a first boundary and a second boundary for the outward angular region, the value for the angle determined by a selection of the constellation used as part of the transmitted signal and a code rate used for encoding the stream of data,wherein the value for the angle based on the constellation and the code rate equals the values given in the following table;

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