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Meenakshi Rawat
Meenakshi Rawat Assistant Professor rawatfec[at]iitr.ac.in Website
Areas of Interest
  • Software defined radios, Digital and RF predistortion for power amplifiers
  • Software defined radios, SDR solutions for multiband transmission
  • RF/digital Signal processing, RF/Digital hybrid predistortion
Honors and Awards
AwardInstituteYear
Best paper oral presentationARFTG 83 2014
Best paper award in interactive sessionARFTG, 82nd Microwave Measurement Conference2013
Best Design Prize 3rd Annual Smart Radio Challenge2011
Overall Championship award3rd Annual Smart Radio Challenge2011
Research Production AwardUniversity of Calgary2012
'Most Innovative Robot prize' All India Inter-collegiate Tech. Fest.l ‘Colosseum2004
Administrative Background
FromToDesignationOrganisationLevel
20072008OfficerHindustan Petroleum Corporation Limited
20062007Designer Telco construction Equipment company Limited (Joint Venture between TATA Engineering India, and Hita
Teaching Engagements
TitleCourse CodeClass NameSemester
Digital signal processing and applicationsEC-522EC-522Autumn
Adaptive signal processing and techniquesEC-614Spring
Signal ProcessingTIEC-01TIEC-01Autumn
Training SeminarTEC-491TEC-491Autumn
Courses or Conferences Organised
Conference NameSponsored ByDate
82nd Microwave Measurement ConferenceAutomatic RF Techniques Group (ARFTG)18/11/2013
Refereed Journal Papers

Journal / Transactions: 

  

  1. P. Roblin, M. Rawat and V. Ratnasamy, "RF Front-End Flexibility, Self-Calibration, and Self-Linearization: Characterizing and Mitigating Nonlinearities in SDR MIMO Systems for Concurrent Multiband Operation," in IEEE Microwave Magazine, vol. 19, no. 2, pp. 49-61, March-April 2018. doi: 10.1109/MMM.2017.2779662. (click here) 
  2. Girish Chandra Tripathi and Meenakshi Rawat, "RFin-RFout Linearizer System Design for Satellite Communication," IEEE Transactions on Electron Devices, doi: 10.1109/TED.2018.2791558. (click here) 
  3. Karan Gumber, and Meenakshi Rawat, "Low cost RFin-RFout predistorter linearizer for high power amplifier and ultra-wideband signals" IEEE Trans. Instrum. Meas. (accepted). 
  4. Karan Gumber and Meenakshi Rawat, "A Modified Hybrid RF Predistorter Linearizer for Ultra Wideband 5G Systems," in IEEE Journal on Emerging and Selected Topics in Circuits and Systems, vol. PP, no. 99, pp. 1-1. doi: 10.1109/JETCAS.2017.2754422G. (click here) 
  5. Girish Chandra Tripathi, Meenakshi Rawat, Sudhir Kamath, and M. V. Kartikeyan, "Linearization of traveling-wave tube amplifiers using digitally supported signal injection technique." Journal of Electromagnetic Waves and Applications, Taylor and Francis, Sept (2017) DOI: 10.1080/09205071.2017.1374884. (click here) 
  6. Praveen Jaraut, and Meenakshi Rawat, “Application of principal component analysis based effective digital predistortion technique for low‐cost FPGA implementation,” Int. J. of RF and Microw. Comput.‐Aided Eng., 2017, DOI: 10.1002/mmce.21095. (click here) 
  7. Girish Chandra Tripathi, Meenakshi Rawat, “Delay compensation for 4G/5G Transmitter System Characterization” Microw, and Opt. Technol. Lett., vol. 59, no. 8, pp. 1887-1890, 2017. (click here) 
  8. Rupender Singh, Meenakshi Rawat, "Closed-form Distribution and Analysis of a Combined Nakagami-lognormal Shadowing and Unshadowing Fading Channel", accepted for publication Journal of Telecommunications and Information Technology, vol. 4, Dec 2016. (click here) 
  9. M. Rawat, P. Roblin, C. Quindroit, K. Salam, C. Xie, "Concurrent Dual-band Modeling and Digital Predistortion in the Presence of Unfilterable Harmonic Signal Interference", IEEE Trans. Microwave Theory and Techniques, vol. 63 no. 2, pp. 95-104, Feb. 2015.(click here) 
  10. M. Aziz, M. Rawat, F.M. Ghannouchi, “Low Complexity Distributed Model for the Compensation of Direct Conversion Transmitter’s Imperfections” IEEE Transactions on broadcasting, vol. 60, no. 3, pp. 568-574, Sep 2014.(click here) 
  11. L. Azpilicueta, M. Rawat, K. Rawat, F. Ghannouchi, and F. Falcone, “A Ray Launching-Neural Network Approach for Radio Wave Propagation Analysis in Complex Indoor Environments", IEEE Transactions on Antenna and Propagation, vol. 62, no.5, pp. 2777 - 2786, May 2014. (click here) 
  12. M. Rawat, F. Ghannouchi, S. Bhattacharjee and H. Leung, “Generalized Rational Functions for Reduced Complexity Behavioral Modeling and Digital Predistortion of Broadband Wireless Transmitters”, IEEE Transactions on Instrumentation and Measurement., vol. 63, no. 2, pp. 485 - 498, February 2014. (click here) 
  13. M. F. Younes, A. Kwan, M. Rawat and F. M. Ghannouchi, “Linearization of Concurrent Tri-Band Transmitters using 3-D Phase Aligned Pruned Volterra Model", IEEE Transactions on Microwave Theory and Techniques, vol. 61, no.12, pp. 4569-4578, December 2013. (click here) 
  14. M. Rawat, K. Rawat, R. Darraji, F. E. Alfaro, S. A. Bassam, M. Helaoui, F. M. Ghannouchi, M. Fattouche and F. Falcone, “Cooperative network solution and implementation for emergency applications with enhanced position estimation capability”, Wireless Networks, early access article available online, Nov. 2013, DOI 10.1007/s11276-013-0663-0. (click here) 
  15. F. M. Ghannouchi, M. Younes and M. Rawat, "Distortion and Impairments Mitigation and Compensation of Single and Multi-band Wireless Transmitters", IET Microwaves, Antennas & Propagation, vol. 7, no. 7, pp. 518 - 534, July 2013. (click here) 
  16. M. Aziz, M. Rawat and F. M. Ghannouchi, “Rational Function based model for the joint mitigation of I/Q imbalance and PA Nonlinearity,” in IEEE Microwave and Wireless Components Letters, vol. 23, no. 4, pp. 196-198, April 2013. (click here) 
  17. M. Rawat and F. Ghannouchi, “Three-Layered Biased Memory Polynomial for Modeling and Predistortion of Transmitters with Memory,” in IEEE Transactions on Circuits and Systems, Regular Papers, vol. 60, no. 3, pp. 768-777, March 2013. (click here) 
  18. M. Rawat, K. Rawat, M. Younes and F. Ghannouchi, “Joint Mitigation of Non-Linearity and modulator imperfections in a dual-band Concurrent Transmitter Using Neural Networks," in Electronics Letters , vol. 49, no. 4, pp. 253-255, February 2013. (click here) 
  19. K. Rawat, M. Rawat, M.S. Hashmi, F.M. Ghannouchi, “Dual Band branch-line hybrid with distinct power division ratio at two bands” in Wiley International Journal of RF and Microwave Computer-Aided Engineering,” vol. 23, no.1, pp. 90-98, Jan. 2013. (click here) 
  20. M. Rawat and F. M. Ghannouchi, "A Mutual Distortion and Impairment Compensator for Wideband Direct Conversion Transmitters using Neural Networks," in IEEE Transactions on Broadcasting, vol. 58, no. 2, pp. 168–177, June. 2012. (click here) 
  21. C. Jebali, N. Boulejfen, M. Rawat, A. Gharsallah and F. M. Ghannouchi, "Modeling of Wideband RF Power Amplifiers Using Zernike Polynomials," Wiley International Journal of RF and Microwave Computer-Aided Engineering, vol. 22, no. 3, pp. 289-296, May 2012. 
  22. M. Rawat and F. Ghannouchi, “Distributive spatiotemporal Neural Network for Nonlinear Dynamic Transmitter Modeling and Adaptive Digital Predistortion”, in IEEE Trans. on Instrum. Meas., vol. 61, no. 3, pp. 595 - 608, Mar. 2012. (click here) 
  23. M. Rawat, K. Rawat, and F. M. Ghannouchi, “Recent Advances on Signal Processing Solutions for Distortion Mitigation Due to Power Amplifier and Non-Ideality of Transmitter System,” Recent Patents on Signal Processing, vol. 1: no. 2, pp. 135-142, December 2011.(click here) 
  24. K. Rawat, F.M. Ghannouchi, M.Rawat, M.S. Hashmi, “Analysis of Frequency Selective Impedance Loading of Transmission Lines for Dual Band Couplers,” in Wiley International Journal of RF and Microwave Computer-Aided Engineering, vol. 21, no. 3, May 2011, pages: 325-335.(click here)
  25. K. Rawat, M. Rawat, F.M. Ghannouchi, “Compensating I-Q Imperfections in Hybrid RF/Digital Predistortion with Adapted Look up Table Implemented in FPGA,” in IEEE Transactions on Circuits and Systems II, vol. 57, no. 5, May 2010, pages: 389-393.(click here)
  26. M. Rawat, K. Rawat and F.M. Ghannouchi, “Adaptive Digital Predistortion of Wireless Power Amplifiers/Transmitters Using Dynamic Real-Valued Focused Time-Delay Line Neural Networks,” in IEEE Trans. Microwave Theory and Techniques, vol. 58, no. 1, pp. 95-104, Jan. 2010. (click here).

Conference Article Published/Accepted

 1. P. Jaruat, and M. Rawat, “Curtailed Digital Predistortion Model for crosstalk in MIMO Transmitters” (Paper ID 247-JS664), has been accepted for presentation at IMS2018.

2. P. Jaruat, and M. Rawat, “3D Generalized coefficient supported model for Concurrent Dual-Band Digital Predistortion of Envelope Tracking Power Amplifier” in IEEE MTTS Int. Microw. & RF Conf., (IMaRC), Ahmedabad, India, Dec. 2017, accepted.

3. G. C. Tripathi, M. Rawat, “A Low-Cost Test Bench for the Characterization of Microwave Devices Using Modulated Envelope Signal” presented in IEEE MTTS Int. Microw. & RF Conf., (IMaRC), Ahmedabad, 11-13 Dec. 2017.​ (Received best student paper award).​

4. Praveen Jaraut, Girish Chandra Tripathi, Meenakshi Rawat, and Patrick Roblin, "Independent Component Analysis for multi-carrier transmission for 4G/5G Power Amplifiers" 89th ARFTG. Microw. Meas. Conf., Hawaii, USA, Jun. 2017. (click here)

5. Praveen Jaraut, and Meenakshi Rawat, "Complexity and Numerical Stability investigation in Concurrent Dual-Band Modeling of Ultra-Wideband Power Amplifiers for Harmonically related Signals" IEEE International Asia Pacific Microwave Conference (APMC-2016), Delhi, India, Dec. 2016. (click here)

6. Karan Gumber, and Meenakshi Rawat, "Digital Predistorter Design using Linear Splines and it’s Fixed Point Implementation" IEEE International Asia Pacific Microwave Conference (APMC-2016), Delhi, India, Dec. 2016. (click here)

7. Karan Gumber, Praveen Jaraut, Meenakshi Rawat and Karun Rawat, "Digitally Assisted Analog Predistortion Technique for Power Amplifier" 88th ARFTG. Microw. Meas. Conf., Texas, USA, Dec. 2016. (click here)

8. Rupender Singh, Meenakshi Rawat, "Statistical Model of Channel Capacity for MRC Combiner in Log Normal Fading Channels", IEEE International Conference on Industrial and Information Systems (ICIIS 2016), IIT, Roorkee, Dec 3-4, 2016.

9. Leyre Azpilicueta, Meenakshi Rawat, Karun Rawat, Francisco Falcone, "A new propagation prediction approach based on Ray Launching and Neural Network techniques for complex environments", IEEE International Symposium on Antennas and Propagation/USNC-URSI National Radio Science, At Fajardo, Puerto Rico, June 2016. (click here)

10. Hai Yu, Varun Ratnasamy, Patrick Roblin, Meenakshi Rawat, Chenggang Xie, "Automatic feed-forward cancellation of modulated harmonic", Microwave Measurement Conference, 86th ARFTG, Dec 03-04, 2015. (click here)

11. R. Singh, M. Rawat, P. Jaraut “Novel implementation topology for Three Level Delta Sigma Modulation Based Transmitter,” IEEE Applied Electromagnetics Conference (AEMC-2015), Dec. 18-22, Guwahati. (click here).

12. Girish Chandra Tripathi, P. Jaraut, M. Rawat “Digital Predistortion of Power Amplifiers with Diversity Technique in 4G MIMO Transceivers” in Proc.IEEE MTTS Int. Microw. & RF Conf., (IMaRC),pp. 53-55, Hyderabad 10-12 Dec. 2015. (click here)

13. R. Singh, Girish Chandra Tripathii, M. Rawat, “Performance Analysis of Multilevel Delta Sigma Modulators for 3G/4G Communication,” IEEE UP Section Conference on Electrical Computer and Electronics (UPCON),Allahabad Dec. 4-6, 2015. (click here)

14. Girish Chandra Tripathi, P. Jaraut, M. Rawat, “Low cost implementation of Software Defined Radio for improved transmit quality of 4G signals” IEEE 1st Int. Conf. on Commun. Control and Intelligent syst., (CCIS-2015), GLA University, Mathura, 7-8th Nov.2015. (click here).

15. M. Rawat, P. Roblin, C. Quindroit, N. Naraharisetti, K. Salam, C. Xie, “Characterization and modeling scheme for harmonics at power amplifier output” 83nd Automatic RF Techniques Group (ARFTG) conference 2014, June 6, 2014.

16. N. Naraharisetti, P. Roblin, C. Quindroit, M. Rawat, S. Gheitanchi, “2D Quasi Exact Inverse of PA model in Digital Predistorter for Concurrent Dual-Band System” IEEE Wireless and Microwave Technology Conference (WAMICON2014), June 6, 2014.

17. C. Quindroit, M. Rawat, N. Naraharisetti, P. Roblin, S. Gheitanchi and D. Challiot, “Digitally Modified Filter-less Receiver for 2D Digital Predistortion Of Concurrent Dual-Band Power Amplifiers” IEEE International Microwave Symposium (IMS), June 2-5, 2014.

18. M. Rawat, N. Naraharisetti, C. Quindroit, P. Roblin, R. Pond, K. Salam, C. Xie, “Concurrent Dual-band Transmitter Behavioral Modeling with Physically Motivated 2-D Rational Functions,” proceedings of 82nd Automatic RF Techniques Group (ARFTG) conference, Columbus, Ohio, USA, November 18-22, 2013.

19. N. Naraharisetti, P. Roblin, C. Quindroit, M. Rawat, S. Gheitanchi, “Quasi-exact inverse PA model for digital predistorter linearization”proceedings of 82nd Automatic RF Techniques Group (ARFTG) conference, Columbus, Ohio, USA, November 18-22, 2013.

20. M. F. Younes, A. Kwan, M. Rawat and F. M. Ghannouchi, "Three-Dimensional Digital Predistorter for Concurrent Tri-band Power Amplifier Linearization," in 2013 IEEE MTT-S International Microwave Symposium (IMS'2013), Seattle, WA, USA, June 2-7, 2013.

21. M. Rawat and F. M. Ghannouchi, “Adaptive linearization of transmitter in the presence of I/Q imbalance using distributed spatio-temporal neural network,” in IEEE International Conference on Wireless Information Technology and Systems, Hawai, Nov. 2012. (click here)

22. M. Rawat, Karun Rawat, F. Esparza, R. Darraji, V. Torres, Francisco Falcone, Fadhel Ghannouchi, “Directional beam forming for smart antenna with Ray-launching and neural networks”, in IEEE AP-S International Symposium on Antennas and Propagation and 2011 USNC/URSI National Radio Science Meeting, Spokane, Washington, USA, July 3-8, 2011.

23. K. Rawat, M. Rawat, M.S. Hashmi, F. Falcone, F. M. Ghannouchi “ Dual-Band Phase Offset line with Required Transmission Phases at two Operational frequencies” in IEEE International Microwave Symposium (IMS) 2012, Montreal, Canada. (click here)

24. Shubrajit Bhattacharjee, Karun Rawat, Meenakshi Rawat, D. Wang, M. Helaoui, H. Leung, F. Ghannouchi, “Joint Evaluation and Mitigation of RF Impairments and Nonlinear Distortion in WiMAX Transceiver under Nakagami-m Fading Channel”, in proceedings of 24th IEEE Canadian Conference on Electrical and Computer Engineering (CCECE), Niagara Falls, Ontario, May 2011, Pages: 1-4. (click here)

25. V. Torres, F. Esparza, M. Rawat, K. Rawat, R. Darraji, F. M. Ghannouchi, Francisco Falcone, “Analysis of performance modeling of Wireless Systems in complex Indoor Scenarios”, in the 2011 IEEE AP-S International Symposium on Antennas and Propagation and 2011 USNC/URSI National Radio Science Meeting, Spokane, Washington, USA, July 3-8, 2011.

26. F. E. Alfaro, M. Rawat, R. Darraji, K. Rawat, V. Torres, F. Falcone and F. M. Ghannouchi, "RF Environment Behavior Modeling Based on 3-D Ray-Tracing and Neural Networks to Mitigate Multipath in Indoor Position Estimation," in Wireless Innovation Conference, Washington DC, USA, Dec 2010.

27. S. Tiwari, R. Darraji, S.A.Bassam, A. Kwan, K. Rawat, M. Rawat, M. Fattouche, F.M. Ghannouchi, “Practical result of wireless indoor position estimation by using hybrid TDOA/RSS algorithm” in proceedings of 23rd IEEE Canadian Conference on Electrical and Computer Engineering (CCECE), Calgary, April 2009, Pages: 1-5. (click here)