New orthogonal binary user codes for multiuser spread spectrum communications. - Radha Poluri; Ali N. Akansu (EUSIPCO, 2005)

New Linear Phase Orthogonal Binary Codes for Spread Spectrum Multicarrier Communications. - Radha Poluri; Ali N. Akansu (VTC Fall, 2006)

Design and Performance of Spread Spectrum Karhunen-Loeve Transform for Direct Sequence CDMA Communications. - Ali N. Akansu; Radha Poluri (IEEE Signal Process. Lett., 2007)

Walsh-Like Nonlinear Phase Orthogonal Codes for Direct Sequence CDMA Communications. - Ali N. Akansu; Radha Poluri (IEEE Trans. Signal Process., 2007)