Prof. Preetam Kumar

 
Prof. Preetam Kumar
Professor
Ph.D, IIT Kharagpur
Ph: +91-6115-233 048
pkumar[*AT]iitp.ac.in
Research Areas : 5G and 6G Communications, Physical Layer issues in Wireless Communications, Signal Processing for Communication Systems, VLSI for Communication, Wideband Antenna Design, Underwater Communications
No. of PhD Students :

Name

Area

Status

Thesis Title/Remarks

Sudhanshu Verma

Design of Wideband and Multiband Antennas for Wireless Communications

Completed

Printed Curved antennas for wideband and multiband wireless applications

Mithun Mukherjee

Multicarrier Communications and Iterative Receiver Design

Completed

Wireless Multicarrier Communications with Carrier

Interferometry codes and Iterative Receiver

Prashant Kumar

Underwater Acoustic Communication and Applications

Completed

Multicarrier Schemes for Efficient Underwater Acoustic Communication

Prabina Pattanayak

MIMO Wideband Communication

Completed

Limited Feedback Scheduling Schemes for MIMO Broadcast Channels

Vikas Kumar

VLSI for Communication
(Jointly with Dr.K.C.Ray)

Completed

Cordic-Based Reconfigurable VLSI Architectures for Wireless Communication Systems

Vinay Kumar Trivedi

New Wave forms and Multiple Access Radio Technology for 5G.

Completed

Efficient multicarrier communication with CFO

Akash Agarwal

Land Mobile Satellite channel, Evaluation of Multicarrier modulation schemes over Hybrid Satellite Terrestrial Networks

Completed

Multicarrier Satellite Communication

Abdul Rauf Khan

Multicarrier Communications for Satellite Multimedia Broadcasting

Ongoing

Part Time Scholar

Professional Experience :
  • Professor, Department of Electrical Engineering, IIT Patna since February 2022.
  • Associate  Professor, Department of Electrical Engineering, IIT Patna from December 2015 to January 2022.
  • Assistant Professor, Department of Electrical Engineering, IIT Patna from February 2009 to November 2015.
  • Assistant Professor/Senior Lecturer in the Department of Electronics and Communication Engineering at BIT Mesra, Ranchi from 2003 to 2008.
  • Member Technical Staff at GDA Technologies in 2002.
  • Senior Lecturer, in the Department of Electronics and Communications Engineering in Galgotia University G-NOIDA in 2001.
Conference Responsibility :
Awards & Honours :
  • L&T- ISTE Best M.Tech. Project (MTP) award - Supervisor 2018.
  • Academic Excellence Award, JECRC University, Jaipur 2020.
  • Special Session Organizer at Global Wireless Summit 2015, Hyderabad, India.
  • Session Chair, ICICS 2015, NTU Singapore.
  • Session chair, NCC 2014, IIT Kanpur India.
  • Gandhian Young Technological Innovation Awards 2014 Rajan Kapoor, B.Tech student under the supervision of Dr. Preetam Kumar, Assistant Professor in the Department of Electrical Engineering has been selected for the Gandhian Young Technological Innovation Awards 2014 for his project entitled "A Transceiver for Satellite based communication during Emergency using TV White Spaces". The award was given by Padmabhushan Dr.R.A.Mashelkar, President Global Research alliance and Chairman, National Innovation Foundation in a ceremony at IIM-Ahmadabad on 29th March 2014.
Member : Senior Member IEEE
Current Sponsored projects :
TitleChief InvestigatorsSponsored byStatus
Efficient Multicarrier Waveform Design for Next Generation Non-Orthogonal Multiple Access for Wireless Mobile Communication. Dr. Preetam Kumar MeitY, New Delhi
(Rs. 64.57 Lakhs)
Ongoing
Design and Implementation of Intelligent Receiver over Randomized Environment by Statistical and Machine Learning Approach Co-PI:-Dr. Preetam
Kumar
MeitY, New Delhi Ongoing
Design and FPGA prototyping of multicarrier multiple access schemes for variable rate multimedia satellite communication Dr. Preetam Kumar and Dr. Kailash Chandra Ray
Co-Investigator: Dr. Arijit Mondal
MeitY, New Delhi Completed
Member, Editorial Board :
  • Editor, Springer wireless Network
  • Editor, Springer's International Journal of Wireless Personal Communications
  • Reviewer of IEEE transaction in Wireless Communication, Vehicular Technology, Information Theory
  • Reviewer IEEE Transactions on Wireless Communications
  • Reviewer of IEICE Transaction of Communication, Japan
  • Reviewer of Springer’s  Wireless Personal Communication Journal
  • Reviewer of premier IEEE conferences like ICC, GLOBECOM, VTC, WCNC and PIMRC
  • TPC member of PIMRC ,ICDeCom, ICCCNT,NCACD
Presentations Abroad :
  • Budapest, Hungary ( IEEE ICC 2013); London, United Kingdom (IEEE ICC 2015);Singapore (IEEE ICICS 2015); Paris, France (IEEE ICC 2017)
Teaching :
  • EE-526 – Emerging wireless Technology
  • EE-535- Communication Network
  • EE102: Basic Electronics Lab
  • EE200: Semiconductor Devices & Circuits
  • EE230: Principles of Communication
  • EE311: Communication Systems Lab
  • EE-534 wireless Communications
  • EE-560 Information Theory
Institute/Departmental Responsibilities at IIT Patna: :
  • Head, Computer Center IIT Patna since November 2021.
  • Member Board of Governors from 2018 to 2021
  • Faculty In-charge, JEE(Advanced)-2015
  • Professor In charge, Annual Convocation 2012, 2013, 2015
  • Coordinator, School of Engineering : January 2011 to December 2012
  • Departmental Coordinator (Electrical Engineering): January 2010 to June 2011; January 2014 to June 2014.
  • Member of Senate and IAPC
  • Faculty In Charge, Institute Telephone: May 2009 to June 2013
  • Professor In charge Institute Main Building
Publications : Journal Publications:
  1. Anuj Kumar Yadav and Preetam Kumar, "Oblivious Transfer Over Compound Binary Erasure Channels", IEEE Communication Letter, March 2022.
  2. Akash Agarwal and Preetam Kumar "Analysis of Variable Bit Rate Spread FBMC based Integrated Satellite-Terrestrial Broadcast System", IEEE Systems Journal, July 2021.
  3. S. Kumari, K. K. Srinivas and P. Kumar, “Channel and Carrier Frequency Offset Equalization for OFDM Based UAV Communications using Deep learning”, IEEE Communications Letters, vol. 25, no. 3, pp. 850-853, March 2021.
  4. Abhinaba Dey, Prabina Pattanayak ,Devendra Singh Gurjar, Preetam Kumar, "Efficient Pilot Reuse Algorithms for Massive MIMO Cellular System" Wiley International Journal of Communication Systems, Int J Commun Syst. ,volume-34,no-3,pp-e4682,2021.
  5. V. K. Trivedi, P. Kumar, “Fractional Fourier domain equalization for DCT based OFDM system with CFO,” Elsevier Digital Signal Processing Volume 100,102687, ISSN 1051-2004,2020.
  6. V. K. Trivedi, P. Kumar, “Low Complexity Interference Compensation for DFRFT based OFDM System with CFO,” IET Communications, Volume 14, Issue 14, p. 2270 – 2281, ISSN 1751-8636, August 2020.
  7. V. K. Trivedi, P. Kumar, “Low Complexity Joint Equalization and Interference Compensation in Fractional Fourier Domain for DCT-OFDM system with CFO,” Elsevier Digital Signal Processing, Volume 107,102863, ISSN 1051-2004,2020.
  8. A. Agarwal et al., “Performance Analysis and FPGA Prototype of Variable Rate GO-OFDMA Baseband Transmission Scheme,” Wirel. Pers. Commun., vol. 108, no. 2, pp. 785–809, Sep. 2019.
  9. V. K. Trivedi, K. Ramadan, P. Kumar, M. I. Dessouky, and F. E. Abd El-Samie, “Enhanced OFDM-NOMA for next generation wireless communication: A study of PAPR reduction and sensitivity to CFO and estimation errors,” AEU - Int. J. Electron. Commun., vol. 102, pp. 9–24, Apr. 2019.
  10. V. K. Trivedi, K. Ramadan, P. Kumar, M. I. Dessouky, and F. E. Abd El‐Samie, “Trigonometric transforms and precoding strategies for OFDM‐based uplink hybrid multi‐carrier nonorthogonal multiple access,” Trans. Emerg. Telecommun. Technol., vol. 30, no. 12, Dec. 2019.
  11. Ankur Pandey, Ryan Sequeria, Preetam Kumar and Sudhir Kumar, "A Multi-Stage Deep Residual Network for Biomedical Cyber-Physical Systems," IEEE Systems Journal, June 2019.
  12. V. K. Trivedi, K. Ramadan, Preetam Kumar, M. I. Dessouky, and F. E. Abd El-Samie, “Trigonometric Transforms and Precoding Strategies for OFDM-based Uplink Hybrid Multi-carrier Non Orthogonal Multiple Access,” Wiley: Transactions on Emerging Telecommunications Technologies , June 2019.
  13. Akash Agarwal and Preetam Kumar, ”Analysis of Variable Bit Rate SOFDM Transmission Scheme over Multi-relay Hybrid Satellite-Terrestrial System in presence of CFO and Phase Noise” , IEEE Transactions on Vehicular Technology, 2019.
  14. Akash. Agarwal and Preetam Kumar, ”Analysis of Variable Bit Rate WH/CI-Spread OFDM based Integrated Satellite-Terrestrial Broadcast System", IET Communications, 2019.
  15. V. K. Trivedi, K. Ramadan, Preetam Kumar, M.I. Dessouky and F. E. Abd El-Samie, “Enhanced OFDM-NOMA for Next Generation Wireless Communication: A Study of PAPR Reduction and Sensitivity to CFO and Estimation Errors,” Elsevier AEU - International Journal of Electronics and Communications, 2019.
  16. Akash Agarwal and Preetam Kumar, "Analysis of Variable Bit Rate SOFDM Based Integrated Satellite-Terrestrial Broadcast System in Presence of CFO and Phase Noise," IEEE Systems Journal, 2018.
  17. Prabina Pattanayak and Preetam Kumar, “An Efficient Scheduling Scheme for MIMO-OFDM Broadcast Networks,” Elsevier AEU - International Journal of Electronics and Communications, 2019.
  18. Prabina Pattanayak and Preetam Kumar, "Combined User and Antenna Scheduling Scheme for MIMO-OFDM Networks", Springer Telecommunication Systems 2018.
  19. Vinay Kumar Trivedi, Madhusudan Kumar Sinha, and Preetam Kumar, "Simplified Approach for Symbol Error Rate Analysis of SC-FDMA Scheme over Rayleigh Fading Channel", Wiley ETRI 2018.
  20. V. Kumar, K. C. Ray, and P. Kumar, “A VLSI architecture of CORDIC-based popular windows and its FPGA prototype,” Int. J. High Perform. Syst. Archit., vol. 7, no. 2, p. 57, 2017.
  21. L. Gahane, P. K. Sharma, N. Varshney, T. A. Tsiftsis, Preetam Kumar, "An Improved Energy Detector for Mobile Cognitive Users over”, Generalized Fading Channels", IEEE Transactions on Communications, September 2017.
  22. Vinay Kumar Trivedi and Preetam Kumar, “Carrier Interferometry Coded Single Carrier FDMA (CI/SC-FDMA) for Next Generation Underwater Acoustic Communication,” Springer Wireless Personal Communications, vol. 95, no. 4,pp. 4747-4762, 2017.
  23. Abdul Rauf Khan and Preetam Kumar, "BER Analysis and interference mitigation for GO-OFDMA transmission," Wiley International Journal of Communication systems, 2017.
  24. Prabina Pattanayak and Preetam Kumar, "Quantized feedback scheduling for MIMO-OFDM broadcast networks with subcarrier clustering", Elsevier Ad Hoc Networks, Volume 65, Pages 26-37, 2017.
  25. Vinay Kumar Trivedi, Sarswati Kumari and Preetam Kumar,” Generalized Error Analysis of FRFT-OFDM over Nakagami-m Fading Channel with Arbitrary m,” IET Communications, March 2017
  26. Prashant Kumar and Preetam Kumar, “Performance evaluation of π/4-DQPSK OFDM over underwater acoustic channels,” Springer Wireless Personal Communications, vol. 91, no. 3, pp. 1137–1152, 2016.
  27. Prabina Pattanayak, Preetam Kumar, "Quantized feedback MIMO scheduling for heterogeneous broadcast networks," Springer Wireless Networks, 2016 (DOI:10.1007/s11276-016-1232-0) Available online
  28. Prabina Pattanayak and Preetam Kumar, "A computationally efficient genetic algorithm for MIMO broadcast scheduling", Elsevier Applied Soft Computing, Volume 37,Pages 545-553,2015.
  29. Prashant Kumar and Preetam Kumar, “A comparative study of spread OFDM with transmit diversity for underwater acoustic communications,” Springer Wireless Personal Communications, vol. 83, no. 1, pp. 69–86, 2015.
  30. Sudhanshu Verma and Preetam Kumar,“Compact Arc Shaped Antenna with Binomial Curved Conductor-Backed Plane for Multiband Wireless Applications,” IET Microwave Antennas and Propagation, September 2014.
  31. Prabina Pattanayak, K M Roy and Preetam Kumar, “Analysis of a new MIMO Broadcast Channel Limited Feedback Scheduling Algorithm with user Grouping,” Springer Wireless Personal Communication, 2014 (DOI:10.1007/s11277-014-2072-9) Available online.
  32. Vikas Kumar, Kailash Chandra Ray and Preetam Kumar, “CORDIC-based VLSI architecture for real time implementation of flat top window”, Elsevier Microprocessors and Microsystems, 2014, (doi.org/10.1016 j.micpro.2014.07.004). Available online.
  33. Sudhanshu Verma and Preetam Kumar,"Printed Newton’s egg curved monopole antenna     for ultrawideband applications," IET Microwave Antennas and Propagation, vol. 8, no. 4, pp. 278-286, 2014.
  34. Sudhanshu Verma and Preetam Kumar,"Printed egg curved slot antennas for wideband applications," Progress in Electromagnetic Research PIER B, Vol. 58, pp. 111-121, 2014.
  35. Sudhanshu Verma and Preetam Kumar,"Printed inverted-L shaped monopole antenna with parasitic inverted-F element for dual band applications," Microwave and Optical Technology Letters, Wiley, vol. 56, no. 5, pp. 1163-1167, 2014.
  36. Sudhanshu Verma and Preetam Kumar,"Compact triple band antenna for WiMAX and     WLAN applications,"  IET Electronics Letters,  vol. 50, no. 7, pp. 484-486, 2014.
  37. Mithun Mukherjee, Preetam Kumar, Variable Rate Transmission Schemes for CI/MC-CDMA systems,  IEEE Communications Letters, vol.16 no.7, pp 1137-1139, 2012. 
  38. Mithun Mukherjee, Preetam Kumar, Design and performance of WH-spread  CI/MC-CDMA with iterative interference cancellation receiver, Elsevier  Physical Communication, 2012, ISSN 1874-4907,  10.1016/j.phycom.2012.01.003. 
  39. Mithun Mukherjee, Preetam Kumar, "Overloaded WH-Spread CI/MC-CDMA with Iterative Interference Cancellation," IEEE Communications Letters, vol.15 no.12, pp 1391-1393, 2011, doi: 10.1109/LCOMM.2011.102611.11162.
  40. Mithun Mukherjee, Preetam Kumar, “A novel code-based iterative PIC scheme for multirate CI/MC-CDMA communication,” EURASIP Journal on Wireless Communications and Networking, 2011, 2011:155.
  41. Preetam Kumar and Saswat Chakrabarti, “An Analytical Model of Iterative Interference Cancellation Receiver for Orthogonal/Orthogonal (O/O) Overloaded DS-CDMA System” Springer’s International Journal of Wireless Information Networks,  February 2010
  42. Preetam Kumar and Saswat Chakrabarti, “Overloading Scheme for Cellular CDMA using Quasi-Orthogonal Sequence” International Journal of Signal Processing,  January 2010
  43. Preetam Kumar , “Capacity of Overloaded  DS-CDMA system on Rayleigh fading Channel with Timing Synchronization Error” International Journal of Signal Processing,  January 2009
  44. Preetam Kumar and Saswat Chakrabarti, “OCDMA/OCDMA Overloading Scheme for Cellular DS-CDMA system using Orthogonal Gold Codes and Complex Scrambling” International Journal of Communications, Network and System Sciences (IJCNS, SRP, USA),  August 2008


Conference Publications:

  1. A. K. Singh, V. K. Trivedi, and P. Kumar, “Discrete Fractional Fourier Transform based OFDM for 5G Mobile Communication,” International Symposium on 5GandBeyond for Rural Upliftment, IIT Dhanbad, Feb 2020.
  2. V. K. Trivedi, P. Kumar, “Error Rate Analysis and Efficient Channel Dependent Scheduling for SC-FDMA Uplink, IEEE ANTS, Goa, Dec 2019.
  3. V. Mukati, A. R. Khan, B. V. Reddy, and P. Kumar, “A variable rate multi-user CI/GO-OFDMA scheme over frequency selective channel,” in 2014 IEEE International Conference on Advanced Networks and Telecommunications Systems (ANTS), 2014, pp. 1–5.
  4. Vinay Kumar Trivedi and Preetam Kumar,"BER Performance of Multi User Scheduling for MIMO-OFDM and MIMO-SCFDMA Broadcast Network with Imperfect CSI," National Conference on Communications (NCC-2018), Hyderabad, 2018.
  5. Vinay Kumar Trivedi, Madhusudan Kumar Sinha and Preetam Kumar,"Error Rate Performance of SC-FDMA with Channel Dependent Subcarrier Scheduling," 2017 5th International Conference on Signal Processing and Integrated Networks (SPIN-2018), Noida, 2018.
  6. Prabina Pattanayak, Vinay Kumar Trivedi, Sayan Chakraborty and Preetam Kumar, "BER performance of multi user scheduling for MIMO-STBC and MIMO-OFDM broadcast network with imperfect CSI," 2017 4th International Conference on Signal Processing and Integrated Networks (SPIN-2017), Noida, 2017, pp. 66-70.
  7. Vinay Kumar Trivedi and Preetam Kumar, FRFT-SCFDMA Scheme for Uplink in 5G Radio Access Networks”, ICC 2017, Paris”, France
  8. Akash Agarwal and Preetam Kumar, “ Variable Rate Multicarrier Schemes over Integrated Satellite-Terrestrial System”, ICC 2017, Paris, France
  9. Chaudhari M Shamrao, Prashant Kumar and Preetam Kumar, “Interference Reduction by Switching the Underlaying Transmitter in {D2D} Communications”, COMSNETS 2017, Bangalore, India.
  10. Vikas Kumar, Dr. Kailash Chandra Ray and Dr. Preetam Kumar,"Low-complexity CORDIC-based VLSI Design and FPGA Prototype of CI-OFDMA System for Next-generation",12th IEEE Colloquium on Signal Processing and its Applications ,SPA 2016 (BEST PAPER AWARD).
  11. Prabina Pattanayak, Preetam Kumar, “SINR Based Limited Feedback Scheduling For MIMO-OFDM Heterogeneous Broadcast Networks”, NCC 2016, IIT Guwahati,India, March 2016.
  12. Madhusudan Sinha, Vinay Kumar Trivedi and Preetam Kumar, "Single Carrier FDMA for Next Generation Communication Systems: An Overview," 5th International Conference on Advance Trends in Engineering, Technology and Research, Kota, Rajasthan.
  13. Vinay Kumar Trivedi, Akash Agarwal and Preetam Kumar, “Performance Evaluation of MC-CDMA over Hybrid Satellite/Underwater Acoustic Channel,”IEEE ICICS 2015,NTU, Singapore
  14. Prabina Pattanayak, Preetam Kumar, “ Limited Feedback Scheduling For MIMO-OFDM Broadcast Network” ,WPMC 2015, Hyderabad, India.
  15. Vinay Kumar Trivedi, Vidya Sagar, Preetam Kumar ,”An Efficient Deterministic Scheme for Blind CFO Estimation in SC-FDMA” ,WPMC 2015, Hyderabad, India.
  16. Prabina Pattanayak, Diwakar Pandey, Preetam Kumar ,”Error Rate Performance for Multiuser scheduling in MIMO downlink system with imperfect CSI”, WVITAE 2015, Hyderabad, India.
  17. Akash Agarwal, Vijay Mukati, Preetam Kumar ,”Rate Independent Multicarrier Variable Rate Scheme over Frequency Selective Channel”,WVITAE 2015, Hyderabad, India.
  18. Prashant Kumar and Preetam Kumar, “CI/DS-CDMA scheme for Autonomous Underwater Vehicle Communication,” IEEE ICC 2015, London, United Kingdom (accepted).
  19. Prashant Kumar, Vinay K. Trivedi and Preetam Kumar, “Recent Trends in Multicarrier Underwater Acoustic Communications,” IEEE International Underwater Technology Symposium (UT-15), February 2015, Chennai, India.
  20. Prashant Kumar, Vinay K. Trivedi and Preetam Kumar, “Performance Evaluation of DQPSK OFDM for Underwater Acoustic Communications,” IEEE International Underwater Technology Symposium (UT-15), February 2015, Chennai, India.
  21. Prashant Kumar, Vijay Mukati and Preetam Kumar, “Performance Evaluation of SFBC-SOFDM for Underwater Acoustic Channels,” MTS/IEEE Oceans’14, Taipei, Taiwan, April 2014.
  22. S. Verma, and P. Kumar,"Printed multiband Minkowski fractal curved antenna", National Conference on Communication (NCC), 2014, IIT Kanpur.
  23. P. Nayak, S. Verma, and P. Kumar,"A novel compact tri-band antenna design for WiMAX, WLAN and Bluetooth applications", National Conference on Communication (NCC), 2014, IIT Kanpur.
  24. Rajan Kapoor, S. Shyam Sundar and Preetam Kumar, "CORDIC based reconfigurable architecture for DS-CDMA/CI transmitter," IEEE Students' Technology Symposium (TechSym), IIT Kharagpur, pp. 126 - 131, Feb. 28 2014-March 2 2014.
  25. Nayak, P.B., Endluri, R., Verma, S., Kumar, P., "Compact dual-band antenna for WLAN applications," 24th IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC), 2013, London, UK, September 8-11, 2013.
  26. Nayak, P.B., Verma, S., Kumar, P., "Multiband fractal antenna design for Cognitive Radio Applications," IEEE International Conference on Signal Processing and Communication (ICSC), 2013, Noida, India, December 12-14, 2013.
  27. Prashant Kumar and Preetam Kumar, “Performance Evaluation of Modified OFDM for Underwater Communications,” IEEE ICC 2013, Budapest, Hungary, June 2013 .
  28. Mithun Mukherjee and Preetam Kumar, “The Effect of Carrier Phase Jitter on Variable Rate CI/MC-CDMA Performance”, IEEE WCNC 2013, Shanghai, China, April 2013
  29. Mithun Mukherjee and Preetam Kumar, “Multirate Schemes for WH-spread-CI/MC-CDMA Over Correlated Frequency Selective Channel”, NCC 2013, IIT Delhi, February 2013
  30. Sudhanshu Verma and Preetam Kumar, “Printed Egg Curved Monopole Antenna for Ultrawideband Applications,” NCC 2013, IIT, Delhi, February 2013
  31. Rajan Kapoor and Preetam Kumar, “Spectral Agility of NC-OFDM Transmission for Dynamic Spectrum,” 5th International Conference on Computers and Devices for Communication (CODEC), December 2012
  32. Peshal B. Nayak, Sudhanshu Verma and Preetam Kumar, “Ultrawideband (UWB) Antenna Design for Cognitive Radio,” 5th International Conference on Computers and Devices for Communication (CODEC), December 2012
  33. Prashant Kumar and Preetam Kumar, “WH Spread OFDM for Underwater Acoustic Communication with Transmit Diversity,” 4th International Conference on Underwater Systems, USYS’12, Kuala Lumpur, Malaysia, December 2012
  34. Prashant Kumar, Preetam Kumar, P Priyadarshini and Srija;, “Underwater Acoustic Sensor Network for Early Warning Generation,” IEEE/MTS Oceans, 2012, Virginia, USA, October 2012
  35. Prashant Kumar and Preetam Kumar, “Performance Evaluation of DFT-Spread OFDM and DCT-Spread OFDM for Underwater Acoustic Communication,” IEEE Vehicular Technology Conference (VTC Fall), 2012, Quebec, Canada, September 2012
  36. Prashant Kumar and Preetam Kumar “DCT based OFDM for Underwater Acoustic Communication,” 1st International Conference on Recent Advances in Information Technology (RAIT), 2012, Dhanbad, India, March 2012
  37. Mithun Mukherjee, Preetam Kumar, “Convolutionally Coded CI/MC-CDMA for Wireless Broadband Communications,” IEEE Advanced Networks and Telecommunication Systems (ANTS), December 2011.
  38. Mithun Mukherjee, Preetam Kumar“A New Code Allocation Algorithm for Multirate CI-MC/CDMA Syetem,” COMSNET, January 2011
  39. Mithun Mukherjee, Preetam Kumar“ A New IterativeSoft Decision Subcarrier PIC scheme for CI/MC-CDMA system,” IEEE PIMRC, September 2010
  40. Sujit Jos, Preetam Kumar and Saswat Chakrabarti, ” An Accurate Analytical Model for Overloaded DS-CDMA under Imperfect Synchronization,” IEEE Vehicular Technology Conference-Spring (VTC-Spring), Taiwan, May  2010
  41. Preetam Kumar and Saswat Chakrabarti, ”Overloading Scheme for Celluar DS-CDMA  using Quasi-Orthogonal Sequences,” IEEE Sarnoff Symposium 2009, Princeton, NJ, USA, April 2009
  42. Preetam Kumar and Saswat Chakrabarti, ”Overloading Performance of Cellular DS-CDMA System with Imperfect Power Control,”  IEEE ICIIC, IIT Kharagpur, December 2008
  43. Preetam Kumar and Saswat Chakrabarti, ”Overloading Performance of OCDMA/OCDMA scheme for Cellular DS-CDMA system on a Rayleigh Fading Channel,”  IEEE ISSSTA, Italy, August 2008
  44. Sujit Jos, Preetam Kumar and Saswat Chakrabarti, ”A Code Selection Criterion Based on Autocorrelation Properties for Quasi-Synchronous CDMA Communication,” IEEE ISSSTA, Italy, August 2008
  45. Preetam Kumar and Saswat Chakrabarti, ” A New Overloading Scheme for Cellular DS-CDMA using Orthogonal Gold Codes,” IEEE Vehicular Technology Conference-Spring (VTC-Spring),Singapore, May  2008
  46. Preetam Kumar and Saswat Chakrabarti, ”BER Performance Evaluation of Overloaded DS-CDMA System with Timing Synchronization Error,” IEEE Sarnoff Symposium 2008, Princeton, NJ, USA, April 2008
  47. Preetam Kumar and Saswat Chakrabarti, “BER Analysis of Hard Decision Interference Cancellation Receiver for Overloaded DS-CDMA System,” IEEE Sarnoff Symposium 2008,Princeton, NJ, USA, April 2008
  48. Preetam Kumar and Saswat Chakrabarti, ”BER Performance of a New Overloading Scheme for Cellular DS-CDMA on Rayleigh Fading Channel,” IEEE 12th Annual International Symposium of Consumer Electronics 2008 (ISCE 2008), Portugal, April 2008
  49. Preetam Kumar and Saswat Chakrabarti, ”Performance Analysis of Iterative Multistage Detection Scheme for Overloaded DS-CDMA System,”  National Conference on Communications (NCC), IIT Mumbai, Feb.’ 2008
  50. Sujit Jos, Preetam Kumar and Saswat Chakrabarti, ” Error Free Despreading of Orthogonal Codes in Quasi-synchronous DS-CDMA Communication,” IEEE International Conference on Advanced Communication Technology (ICACT), Phoenix Park, South Korea , Feb.’ 2008
  51. Preetam Kumar and Saswat Chakrabarti, ” Performance Evaluation of a New Overloading Scheme for Cellular DS-CDMA with Iterative Multistage Interference Cancellation Receiver,” IEEE COMSWARE, Bangalore, Jan.’ 2008
  52. Preetam Kumar, M Ramesh and Saswat Chakrabarti, “Performance Evaluation of Orthogonal/scrambled-Orthogonal overloaded DS-CDMA system,” IEEE International Conference on Wireless and Optical communication Networks (WOCN 2007), Singapore, July 2007
  53. Preetam Kumar and Saswat Chakrabarti,”A New Overloading Scheme for DS- CDMA System,”National Conference on Communication (NCC), Jan. 2007, IIT Kanpur.

Book Chapters:
  1. Prabina Pattanayak and Preetam Kumar, “ Computationally Efficient Scheduling Schemes for Multiple Antenna Systems Using Evolutionary Algorithms and Swarm Optimization” , Evolutionary Computation in Scheduling, John Wiley & Sons, Inc., 105-135, 2020 .
  2. Preetam Kumar and Saswat Chakrabarti, ”An Improved OCDMA/OCDMA Overloading Scheme for Cellular DS-CDMA,” Springer-Verlag LNCS,  Vol. 5174, pp. 25-36, August 2008
  3. Preetam Kumar, M. Ramesh, and Saswat Chakrabarti, ”Overloading Cellular DS-CDMA: A Bandwidth Efficient Scheme for Capacity Enhancement,” Springer-Verlag LNCS, Vol. 4904, pp. 515-527, January 2008
  4. Sujit Jos, Preetam Kumar and Saswat Chakrabarti, “Performance Comparison of Orthogonal and Quasi-orthogonal Codes in Quasi-Synchronous CDMA Communication”, Springer-Verlag Berlin  LNCS, October 2008
  5. Sujit Jos, Preetam Kumar and Saswat Chakrabarti, “Performance Evaluation of Quadratic-Residue and Orthogonal Gold code as spreading sequences for Quasi-synchronous CDMA Communication”,  Springer-Verlag Berlin  LNCS, Vol. 5408, pp. 395-399, January 2009

 

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