This paper presents an enhanced peak cancellation method with simplified in-band distortion compensation for massive multi-input multi-output (mMIMO) orthogonal frequency division multiplexing (OFDM). The method compensates an in-band distortion due to peak cancellation by utilizing extra transmit antennas. where a compensation signal is designed and transmitted using extra antenna el... https://www.ealisboa.com/limited-value-AXYS-Valhalla-Pen-must-buy/