Performance analysis of hybrid multiple radio IoT architecture for ubiquitous connectivity. - Yeginati SivaKrishna; Pachamuthu Rajalakshmi; Jagadish Bandaru; Ajay Kumar Nain; M. P. R. Sai Kiran; Mohammed Abdullah Zubair; Uday B. Desai (WF-IoT, 2015)

A reliable covert channel over IEEE 802.15.4 using steganography. - Ajay Kumar Nain; Pachamuthu Rajalakshmi (WF-IoT, 2016)

Reconfigurable dual mode IEEE 802.15.4 digital baseband receiver for diverse IoT applications. - Mohammed Abdullah Zubair; Ajay Kumar Nain; Jagadish Bandaru; Pachamuthu Rajalakshmi; Uday B. Desai (WF-IoT, 2016)

A Secure Phase-Encrypted IEEE 802.15.4 Transceiver Design. - Ajay Kumar Nain; Jagadish Bandaru; Mohammed Abdullah Zubair; Pachamuthu Rajalakshmi (IEEE Trans. Computers, 2017)

Exploring cyclic prefix for secret data transmission over LTE networks. - Ajay Kumar Nain; Pachamuthu Rajalakshmi (WF-IoT, 2018)

A Residual Phase Noise Compensation Method for IEEE 802.15.4 Compliant Dual-Mode Receiver for Diverse Low Power IoT Applications. - Mohammed Abdullah Zubair; Ajay Kumar Nain; Jagadish Bandaru; Ajay Kumar; D. Santhosh Reddy; Pachamuthu Rajalakshmi (IEEE Internet Things J., 2019)

A cyclic prefix based secure side-channel (CP-SSC) over OFDM for LTE D2D sidelink communication. - Ajay Kumar Nain; Pachamuthu Rajalakshmi (Phys. Commun., 2021)