Kumar Appaiah

According to our database, Kumar Appaiah authored at least 51 papers between 2010 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of three.

2024

Lattice All-Pass Filter Based Precoder Adaptation for MIMO Wireless Channels.

Parth Mehta, Agulla Surya Bharath, Kumar Appaiah, Rajbabu Velmurugan, Debasattam Pal

IEEE Trans. Veh. Technol., November, 2024

Adaptive Data-Aided Time-Varying Channel Tracking for Massive MIMO Systems.

Ribhu Chopra, Chandra R. Murthy, Kumar Appaiah

IEEE Trans. Commun., September, 2024

Statistical beamforming for cell free massive MIMO under mixed LoS/ NLoS channels.

Sai Manikanta Rishi Rani, Ribhu Chopra, Kumar Appaiah

Phys. Commun., February, 2024

2023

Matrix Unimodular Precoder Interpolation for MIMO-OFDM Wireless Communication Systems.

Parth Mehta, Kumar Appaiah, Rajbabu Velmurugan, Debasattam Pal

IEEE Commun. Lett., November, 2023

Efficient Parameterized Precoder Tracking in Slowly Time-Varying MIMO Channels.

Naresh Kolla, Kumar Appaiah, Ribhu Chopra

IEEE Commun. Lett., January, 2023

All-Pass Filter Design Using Unimodular Interpolation.

Parth Mehta, Kumar Appaiah, Rajbabu Velmurugan, Debasattam Pal

IEEE Signal Process. Lett., 2023

Design of discrete-time matrix all-pass filters using subspace Nevanlinna pick interpolation.

Agulla Surya Bharath, Devanshu Singh Gaharwar, Kumar Appaiah, Debasattam Pal

Signal Process., 2023

Rationalized Timetabling Using a Simulation Tool: A Paradigm Shift in Indian Railways.

K. P. Anoop, A. Madhukumar Reddy, Mandeep Singh Bhatia, Amit Kumar Jain, Raja Gopalakrishnan, Merajus Salekin, Samay Pritam Singh, R. V. Satwik, Sudarshan Pulapadi, Chandrashekhar Bobade, I. Sidhartha Kumar, Shivasubramanian Gopalakrishnan, Kumar Appaiah, Narayan Rangaraj, Madhu N. Belur

INFORMS J. Appl. Anal., 2023

How much Training is Needed in Downlink Cell-Free mMIMO under LoS/NLoS channels?

Sai Manikanta Rishi Rani, Ribhu Chopra, Kumar Appaiah

CoRR, 2023

Robust Direction-of-Arrival Estimation Using Array Feedback Beamforming in Low SNR Scenarios.

Parth Mehta, Kumar Appaiah, Rajbabu Velmurugan

IEEE Access, 2023

On the Ergodic Sum Capacity of Multi-User MIMO with Distributed Transmitter.

Anil Kumar, Kumar Appaiah, Sibi Raj B. Pillai

Proceedings of the IEEE International Conference on Communications, 2023

Direction-of-Arrival Estimation using Location Unaware Linear Array.

Parth Mehta, Kumar Appaiah, Rajbabu Velmurugan

Proceedings of the 57th Asilomar Conference on Signals, Systems, and Computers, ACSSC 2023, Pacific Grove, CA, USA, October 29, 2023

2022

Optimal Channel Tracking and Power Allocation for Time Varying FDD Massive MIMO Systems.

Irina Merin Baby, Kumar Appaiah, Ribhu Chopra

IEEE Trans. Commun., 2022

On the Sum Capacity Achieving Precoders and Their CSI Requirements for MIMO-BC.

Anil Kumar, Kumar Appaiah, Sibi Raj B. Pillai

IEEE Commun. Lett., 2022

An open-source simulation package for power electronics education.

Mahesh B. Patil, V. V. S. Pavan Kumar Hari, Ruchita D. Korgaonkar, Kumar Appaiah

CoRR, 2022

Biquad filter based equalization for PMMA SI-POF links.

Raju D. Kamble, Kumar Appaiah

Proceedings of the IEEE International Conference on Signal Processing and Communications, 2022

Multiplexed Principal Modes in Few-Mode Fiber Links With Limited Delayed Feedback.

Anju Radhakrishnan, Kumar Appaiah

Proceedings of the 27th National Conference on Communications, 2022

Feedback based Compensation of Second Order Modal Dispersion in Principal Mode based Multiplexed MMF Links.

Komal Ojha, Kumar Appaiah

Proceedings of the 27th National Conference on Communications, 2022

2021

A Post-Coder Feedback Approach to Overcome Training Asymmetry in MIMO-TDD.

Arun Kumar Miryala, Irina Merin Baby, Kumar Appaiah, Sibi Raj B. Pillai

IEEE Trans. Veh. Technol., 2021

Deadline Constrained Packet Scheduling in the Presence of an Energy Harvesting Jammer.

Haseen Rahman, Ankith Vinayachandran, Sibi Raj B. Pillai, Kumar Appaiah, Rahul Vaze, Navin Kashyap

IEEE Trans. Green Commun. Netw., 2021

Flag Manifold-Based Precoder Interpolation Techniques for MIMO-OFDM Systems.

Sarthak Nijhawan, Agrim Gupta, Kumar Appaiah, Rahul Vaze, Nikhil Karamchandani

IEEE Trans. Commun., 2021

Low complexity FBMC for wireless MIMO systems.

R. Arjun, Harshal Shah, Shyamal Dhua, Murali Krishna P., Kumar Appaiah, Vikram M. Gadre

Phys. Commun., 2021

GSEIM: A General-purpose Simulator with Explicit and Implicit Methods.

Mahesh B. Patil, Ruchita D. Korgaonkar, Kumar Appaiah

CoRR, 2021

2020

Scalar Feedback-Based Joint Time-Frequency Precoder Interpolation for MIMO-OFDM Systems.

Mohit Madan, Agrim Gupta, Kumar Appaiah

IEEE Wirel. Commun. Lett., 2020

All-Pass Filter Design Using Blaschke Interpolation.

Kumar Appaiah, Debasattam Pal

IEEE Signal Process. Lett., 2020

Mode Subset Selection and Feedback for Low Complexity Equalization in DWDM MMF Links.

Anju Radhakrishnan, Kumar Appaiah

IEEE Commun. Lett., 2020

Low complexity FBMC with Filtered OFDM for 5G wireless systems.

Shyamal Dhua, Arjun Rajan, Kumar Appaiah, Vikram M. Gadre

Proceedings of the International Conference on Signal Processing and Communications, 2020

A Game Theoretic Model for Deadline Constrained Packet Scheduling with an Energy Harvesting Jammer.

Haseen Rahman, Ankith Vinayachandran, Sibi Raj B. Pillai, Kumar Appaiah, Rahul Vaze

Proceedings of the International Conference on Computing, Networking and Communications, 2020

2019

Mode Multiplexing Using Principal Modes in Few-Mode Fiber Links With Delayed Feedback.

Jinesh C. Jacob, Kumar Appaiah

IEEE Commun. Lett., 2019

Indoor Distance Estimation using LSTMs over WLAN Network.

Pranav Sankhe, Saqib Azim, Sachin Goyal, Tanya Choudhary, Kumar Appaiah, Sukumar Srikant

Proceedings of the 16th Workshop on Positioning, Navigation and Communications, 2019

On Efficient Wireless Backhaul Planning for the "Frugal 5G" Network.

Meghna Khaturia, Kumar Appaiah, Abhay Karandikar

Proceedings of the 2019 IEEE Wireless Communications and Networking Conference Workshop, 2019

Kalman Filter Based Channel Tracking for Precoded GFDM Systems.

Pratik Agrawal, Kumar Appaiah

Proceedings of the TENCON 2019, 2019

Predictive Quantization and Joint Time-Frequency Interpolation Technique for MIMO-OFDM Precoding.

Agrim Gupta, Kumar Appaiah, Rahul Vaze

Proceedings of the 2019 IEEE International Conference on Communications, 2019

2018

Utility of delayed CSI feedback in Mode Division Multiplexed Multimode Fiber Links.

Rohan Prasad, Kumar Appaiah

Proceedings of the 2018 International Conference on Signal Processing and Communications (SPCOM), 2018

Limited Feedback and Interpolation of Principal Modes in Spatially Multiplexed WDM Fiber Links.

Jinesh C. Jacob, Kumar Appaiah

Proceedings of the 2018 International Conference on Signal Processing and Communications (SPCOM), 2018

Kalman Filter based Tracking for Channel Aging in Massive MIMO Systems.

Vikas Arya, Kumar Appaiah

Proceedings of the 2018 International Conference on Signal Processing and Communications (SPCOM), 2018

Non-orthogonal Transmultiplexers for FBMC with Controlled ISI.

R. Arjun, Ashish Sukhwani, Kumar Appaiah, Vikram M. Gadre

Proceedings of the 2018 International Conference on Signal Processing and Communications (SPCOM), 2018

Keyboard Side Channel Attacks on Smartphones Using Sensor Fusion.

Nithin Murali, Kumar Appaiah

Proceedings of the IEEE Global Communications Conference, 2018

2017

Multiplexing using principal modes in spliced MMFs with mode dependent losses.

Jinesh C. Jacob, Kumar Appaiah

Proceedings of the Twenty-third National Conference on Communications, 2017

2016

Quantization and Feedback of Principal Modes for Dispersion Mitigation and Multiplexing in Multimode Fibers.

Jinesh C. Jacob, Rajesh Mishra, Kumar Appaiah

IEEE Trans. Commun., 2016

Quantization and feedback of principal modes for high speed multimode fiber links.

Rajesh Mishra, Jinesh C. Jacob, Kumar Appaiah

Proceedings of the 2016 IEEE International Conference on Communications, 2016

2015

Expansion Coding for Channel and Source Coding.

Hongbo Si, Onur Ozan Koyluoglu, Kumar Appaiah, Sriram Vishwanath

CoRR, 2015

Detector and mode subset selection for DSP based multimode fiber links.

Kumar Appaiah

Proceedings of the Twenty First National Conference on Communications, 2015

Low Complexity Equalization Using Mode-Subset Selection in MIMO Multimode Fiber Links.

K. S. Sanila, Kumar Appaiah

Proceedings of the 2015 IEEE Global Communications Conference, 2015

2014

Analysis of Laser and Detector Placement in Incoherent MIMO Multimode Fiber Systems.

Kumar Appaiah, Sagi Zisman, Abhik Kumar Das, Sriram Vishwanath, Seth R. Bank

JOCN, 2014

2013

Vector Intensity-Modulation and Channel State Feedback for Multimode Fiber Optic Links.

Kumar Appaiah, Sriram Vishwanath, Seth R. Bank

IEEE Trans. Commun., 2013

Enhancing data rates in graded-index multimode fibers with offset coupling and multiplexing.

Kumar Appaiah, Rodolfo Salas, Sriram Vishwanath, Seth R. Bank

Proceedings of the 2013 Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC), 2013

2012

Expansion coding: Achieving the capacity of an AEN channel.

Onur Ozan Koyluoglu, Kumar Appaiah, Hongbo Si, Sriram Vishwanath

Proceedings of the 2012 IEEE International Symposium on Information Theory, 2012

Analysis of laser and detector placement in MIMO multimode optical fiber systems.

Kumar Appaiah, Sagi Zisman, Sriram Vishwanath, Seth R. Bank

Proceedings of IEEE International Conference on Communications, 2012

2011

Polar alignment for interference networks.

Kumar Appaiah, Onur Ozan Koyluoglu, Sriram Vishwanath

Proceedings of the 49th Annual Allerton Conference on Communication, 2011

2010

Pilot Contamination Reduction in Multi-User TDD Systems.

Kumar Appaiah, Alexei E. Ashikhmin, Thomas L. Marzetta

Proceedings of IEEE International Conference on Communications, 2010