Lower Order Modulation Aided BER Reduction in OFDM With Index Modulation. - S. Abhijith Nambi; K. Giridhar 001 (IEEE Commun. Lett., 2018)

Modified CI and Modulation Order Replacement for Enhancing OFDM-IM Performance. - S. Abhijith Nambi; K. Giridhar 001 (IEEE J. Sel. Top. Signal Process., 2019)

Index and Constellation Order Lowering for OFDM With Index Modulation. - S. Abhijith Nambi; K. Giridhar 001 (IEEE Commun. Lett., 2020)