Ajay Kumar

According to our database, Ajay Kumar authored at least 8 papers between 2021 and 2026.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2026

Robust Channel Estimation Algorithm for OTFS Systems Under Jamming Attacks.

Ajay Kumar, Henglin Pu, Sudhan Majhi, Husheng Li

IEEE Wirel. Commun. Lett., 2026

OTFS-ISAC System With Sub-Nyquist ADC Sampling Rate.

Henglin Pu, Xuefeng Wang, Ajay Kumar, Lu Su, Husheng Li

IEEE J. Sel. Areas Commun., 2026

2025

Sensing and Channel Estimation for OTFS-ISAC System With Reduced PAPR.

Ajay Kumar, Sudhan Majhi, Husheng Li

IEEE Commun. Lett., September, 2025

2024

Spectrum Efficient Anti-Jamming for OTFS Systems.

Ajay Kumar, Sudhan Majhi

Proceedings of the IEEE Wireless Communications and Networking Conference, 2024

2023

Channel Estimator and Symbol Detector for OTFS Systems Impaired by Impulsive Noise.

Ajay Kumar, Sandesh Jain, Sudhan Majhi

IEEE Commun. Lett., October, 2023

PIM-OTFS Based DFRC System in Limited Feedback and High Mobility Scenarios.

Ajay Kumar, Sudhan Majhi

Proceedings of the IEEE Wireless Communications and Networking Conference, 2023

2022

Physical-Layer Security of Underlay MIMO-D2D Communications by Null Steering Method Over Nakagami-m and Norton Fading Channels.

Ajay Kumar, Sudhan Majhi, Hsiao-Chun Wu

IEEE Trans. Wirel. Commun., 2022

2021

6th Generation: Communication, Signal Processing, Advanced Infrastructure, Emerging Technologies and Challenges.

Ajay Kumar, Simmi Perveen, Shivani Singh, Ankit Kumar, Sudhan Majhi, Santosh Kumar Das

Proceedings of the 6th International Conference on Computing, Communication and Security, 2021