Machine Learning Based Nonlinearity Mitigation Using Peak Reduction Tones

A receiver wireless communication device, comprising:

• a processing device configured with processor-executable instructions to perform operations comprising:
• receiving time domain wireless transmission waveforms that include time domain peak reduction tones (PRTs) that were generated using a set of PRT neural networks using time domain data signals derived from frequency domain data tones in another wireless communication device;
• reconstructing the time domain data signals from the time domain wireless transmission waveforms using a receiver neural network that has been trained in conjunction with the set of PRT neural networks to generate a time domain reconstruction of data signals;
• and
• transforming the time domain reconstruction of data signals to a frequency domain reconstruction of data tones.

A method for reducing peak to average power ratio of wireless transmission waveforms, performed in transmitter circuitry of a wireless communication device, the method comprising:

• receiving frequency domain data tones;
• transforming the frequency domain data tones to time domain data signals;
• generating, using a set of peak reduction tone (PRT) neural networks, time domain PRTs using the time domain data signals, wherein the set of PRT neural networks have been trained in conjunction with a receiver neural network;
• and
• generating time domain wireless transmission waveforms that include the time domain PRTs generated using the set of PRT neural networks.

A transmitter wireless communication device, comprising:

• a processing device configured with processor-executable instructions to perform operations comprising:
• receiving frequency domain data tones;
• transforming the frequency domain data tones to time domain data signals;
• generating, using a set of peak reduction tone (PRT) neural networks, time domain PRTs using the time domain data signals, wherein the set of PRT neural networks have been trained in conjunction with a receiver neural network;
• and
• generating time domain wireless transmission waveforms that include the time domain PRTs generated using the set of PRT neural networks.