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Rohit Budhiraja
PhD (IIT Madras)
Assistant Professor, Department of Electrical Engineering
Research Interest
1) Application of linear algebra, optimization methods and information theory to study problems in:
a) Cooperative wireless communications, multiuser MIMO communication systems.
b) Multi-hop and multi-cell wireless networks.
c) Cloud-RAN and energy-efficient wireless systems.
2) PHY and cross-layer algorithms for 4G/5G wireless systems.
3) Interested in building wireless systems to investigate:
a) Realistic performance of state-of-the-art one and two-way relaying algorithms.
b) Cross-Layer design between digital baseband and analog RF for full-duplex and mm-wave wireless systems.
ACES 304,
Department of Electrical Engineering.
Specialization
Communications and Signal Processing, Wireless systems design.
Education
PhD, Electrical Engineering, IIT Madras ‐ 2015
M.S., Electrical Engineering, IIT Madras ‐ 2004
B.Tech., Electronics and Communication Engineering, Kurukshetra University, 2000
PhD thesis title: Precoder and Receiver Designs for MIMO Non-Simultaneous Two-Way Relaying
PhD thesis supervisor: Bhaskar Ramamurthi
Teaching Area
Digital Communication Systems Design, Wireless and Multi-Antenna Communications, Convex Optmization and Algorithms.
Professional Affiliations
Member, IEEE
Selected Publications
Rohit Budhiraja and Bhaskar Ramamurthi, "Transceiver Design for Non-Concurrent Two-way MIMO AF Relaying With QoS Guarantees", IEEE Transactions on Vehicular Technology, accepted Jan. 2016.
Rohit Budhiraja and Bhaskar Ramamurthi, "Joint Transceiver Design for QoS-Constrained MIMO Two-Way Non-Regenerative Relaying Using Geometric Programming", IEEE Transactions on Wireless Communications, vol. 15, pp 3453-3465, May 2016.
Rohit Budhiraja and Bhaskar Ramamurthi, "Multiuser Two-Way Non-Regenerative MIMO Relaying With Non-Concurrent Traffic", IEEE Transactions on Vehicular Technology, vol. 64, pp 3268-3273, Jul. 2015.
Rohit Budhiraja and Bhaskar Ramamurthi, "Joint Precoder and Receiver Design for AF Non-Simultaneous Two-way MIMO Relaying", IEEE Transactions on Wireless Communications, vol. 14, pp. 2942-2955, Jun. 2015.
Rohit Budhiraja, Karthik KS and Bhaskar Ramamurthi, "Linear Precoders for Non-Regenerative Asymmetric Two-way Relaying in Cellular Systems", IEEE Transactions on Wireless Communications, vol. 13, pp. 5002-5014, Sep. 2014.
Awards & Fellowships
IIT Madras research award for the quality and quantity of research work done in the Ph.D.
Finalist for the best student paper award in IEEE International Conference on Signal Processing and Communications (SPCOM), Bangalore, India, Jul. 2014.
Keywords
Signal processing, Convex optimization, Communications hardware, Wireless system design, MIMO communication systems.
Research Group
Signal Processing, Communications & Networks.
Professional Experience
Postdoctoral Fellow, Department of Electrical Engineering, IIT Madras, 2015-2016.
Research Engineer- Center of Excellence in Wireless Technology (CEWiT), 2009-2011. (Designed 4G LTE Radio Access Network Testbed).
Design Lead, Midas Communication Technologies Pvt. Ltd., 2004-2009 (Design of WiMAX Base station and User Equipment).