Symbol-by-symbol adaptive null-space exploiting (SANE) channel truncation for fading OFDM channels. - Istdeo Singh; N. K. Vinay; Giridhar Krishnamurthy (WPMC, 2011)

Interference mitigation using channel shortening pre-filter for SIMO-OFDM systems. - Istdeo Singh; Giridhar Krishnamurthy (SPAWC, 2013)

Enhancement in Spectral Efficiency using Transmit-side Channel Shortener for MISO-OFDM Systems. - Istdeo Singh; Giridhar Krishnamurthy (IEEE Signal Process. Lett., 2014)

New results on perfect channel shortening schemes for MIMO-OFDM systems. - Istdeo Singh; Giridhar Krishnamurthy (Trans. Emerg. Telecommun. Technol., 2015)

A Practical Compressed Sensing Approach for Channel Estimation in OFDM Systems. - Istdeo Singh; Sheetal Kalyani; Giridhar Krishnamurthy (IEEE Commun. Lett., 2015)