A survey on higher-order QAM constellations: Technical challenges, recent advances, and future trends PK Singya, P Shaik, N Kumar, V Bhatia, MS Alouini
IEEE Open Journal of the Communications Society 2, 617-655, 2021
128 * 2021 Mitigating NLD for wireless networks: Effect of nonlinear power amplifiers on future wireless communication networks PK Singya, N Kumar, V Bhatia
IEEE Microwave Magazine 18 (5), 73-90, 2017
60 2017 On the performance analysis of higher order QAM schemes over mixed RF/FSO systems PK Singya, N Kumar, V Bhatia, MS Alouini
IEEE Transactions on Vehicular Technology 69 (7), 7366-7378, 2020
54 2020 On performance of hexagonal, cross, and rectangular QAM for multi-relay systems PK Singya, N Kumar, V Bhatia, MS Alouini
IEEE Access 7, 60602-60616, 2019
54 2019 ASER analysis of hexagonal and rectangular QAM schemes in multiple-relay networks N Kumar, PK Singya, V Bhatia
IEEE Transactions on Vehicular Technology 67 (2), 1815-1819, 2017
48 2017 Performance analysis of amplify-and-forward cooperative networks with best-relay selection over Weibull fading channels N Kumar, V Bhatia
Wireless Personal Communications 85, 641-653, 2015
46 2015 Impact of imperfect CSI on ASER of hexagonal and rectangular QAM for AF relaying network PK Singya, N Kumar, V Bhatia
IEEE Communications Letters 22 (2), 428-431, 2017
38 2017 Exact ASER Analysis of Rectangular QAM in Two-Way Relaying Networks Over Nakagami- N Kumar, V Bhatia
IEEE Wireless Communications Letters 5 (5), 548-551, 2016
36 2016 Performance analysis of QAM in amplify-and-forward cooperative communication networks over Rayleigh fading channels N Kumar, V Bhatia, D Dixit
AEU-International Journal of Electronics and Communications 72, 86-94, 2017
29 2017 On Second-Order Statistics of the Composite Channel Models for UAV-to-Ground Communications with UAV Selection C Stefanovic, S Panic, V Bhatia, N Kumar
IEEE Open Journal of the Communications Society 2, 534 - 544, 2021
26 2021 On the ASER performance of UAV-based communication systems for QAM schemes D Dixit, N Kumar, S Sharma, V Bhatia, S Panic, C Stefanovic
IEEE Communications Letters 25 (6), 1835-1838, 2021
23 2021 Performance analysis of OFDM based 3-hop AF relaying network over mixed Rician/Rayleigh fading channels PK Singya, N Kumar, V Bhatia, FA Khan
AEU-International Journal of Electronics and Communications 93, 337-347, 2018
21 2018 On impact of imperfect CSI over SWIPT device-to-device (D2D) MIMO relay systems P Shaik, PK Singya, N Kumar, KK Garg, V Bhatia
2020 International Conference on Signal Processing and Communications (SPCOM …, 2020
20 2020 Performance analysis of orthogonal frequency division multiplexing‐based cooperative amplify‐and‐forward networks with non‐linear power amplifier over independently but not … N Kumar, PK Singya, V Bhatia
IET Communications 11 (7), 1008-1020, 2017
18 2017 Performance analysis of OFDM-based nonlinear AF multiple-relay systems N Kumar, S Sharma, V Bhatia
IEEE Wireless Communications Letters 6 (1), 122-125, 2016
17 2016 Performance analysis of AF OFDM system using multiple relay in presence of nonlinear‐PA over inid Nakagami‐m fading PK Singya, N Kumar, V Bhatia
International Journal of Communication Systems 31 (1), 2018
14 2018 Performance analysis of OFDM based AF cooperative systems in selection combining receiver over Nakagami-m fading channels with nonlinear power amplifier N Kumar, V Bhatia
International Journal of Communication Systems 30 (7), 1-17, 2017
14 2017 Performance analysis of opportunistic two-way 3P-ANC multi-relay system with imperfect CSI and NLPA PK Singya, N Kumar, V Bhatia
2018 IEEE Global Communications Conference (GLOBECOM), 206-212, 2018
13 2018 Outage probability and average channel capacity of amplify-and-forward in conventional cooperative communication networks over rayleigh fading channels N Kumar, V Bhatia
Wireless Personal Communications 88, 943-951, 2016
13 2016 Outage analysis of OFDM based AF cooperative systems in selection combining receiver over Nakagami-m fading channels with nonlinear power amplifier N Kumar, V Bhatia
2015 Sensor Signal Processing for Defence (SSPD), 1-5, 2015
12 2015 
Vimal BhatiaIIT IndoreVerified email at iiti.ac.in
