Professor, Department of EEE, BITS Pilani, Pilani Campus
Publications
1. Z Rahman, TN Shah, SM Zafaruddin, VK Chaubey (2021) "Performance of dual-hop relaying for OWC system over foggy channel with pointing errors and atmospheric turbulence" IEEE Transactions on Vehicular Technology 5 2021
2. Z Rahman, SM Zafaruddin, VK Chaubey(2021) "Performance analysis of optical wireless communications with aperture averaging over exponentiated Weibull turbulence with pointing errors" Results in Optics 5, 100171
3. Ziyaur Rahman , Syed Mohammad Zafaruddin and Vinod Kumar Chaubey ( 2020) "Performance of Opportunistic Beam Selection for OWC System Under Foggy Channel with Pointing Error " IEEE COMMUNICATIONS LETTERS, VOL. 24, NO. 9, SEPTEMBER 2020 PP. 2029-2033.
4. Ziyaur Rahman, S. M. Zafaruddin, V.K. Chaubey, (2019)"Performance of Opportunistic Receiver Beam Selection in Multi-Aperture OWC Systems Over Foggy Channels", IEEE Systems Journal (IF 4.463), Accepted for publication, December, 2019 .IEEE SYSTEMS JOURNAL, VOL. 14, NO. 3, SEPTEMBER 2020, pp. 4036-4046.
5. Gaurav Purohit, Divya Vyas, Vinod Kumar Chaubey,Kota Solomon Raju and Chandra Shekhar (2019) “ A New XOR‑FREE Approach to Implement Walsh Sequences” Wireless Personal Communications “ https://doi.org/10.1007/s11277-019-06549-x. ( Impact factor : 1.20 )
6. Gaurav Purohit , K.S. Raju , V.K. Chaubey, (2018) Transition Sequence Based Walsh Encoder: A Novel Power Efficient Architecture, Microprocessors and Microsystems (2018), doi: https://doi.org/10.1016/j.micpro.2018.08.003 ( Impact factor: 1.049)
7. Lucky Sharan, Vaibhav M. Agrawal and V. K. Chaubey,(2017) " Performance Evaluation and Nonlinear Mitigation through DQPSK Modulation in 32 × 40 Gbps Long-Haul DWDM Systems ", Journal of Optical Communications. Journal of Optical Communications, vol. 38, issue 3 (Aug. 2017) pp. 297-307. (Impact factor 0.223 )
8. Raja Hari Gudlavalleti, Subash Chandra Bose, Sanjay Kumar Verma, Punit Khatri, Joy Scaria, Shripal Dhewa, V K Chaubey (2017) , “A Novel Fluorometric Bio-sensing based Arsenic Detection System for Groundwater “ IEEE Sensors Journal ( Volume: 17, Issue: 17, Sept.1, 1 2017 ) pp. 5391-5398. (Impact factor: 2.617)
9. V K Chaubey, Girish Kakalwar and P C Hariprasad "Performance analysis of MIMO detection schemes for M-Ary QAM modulation" IUP Journal of Telecommunication, Vol. 8, no.4 ( 2016 ) pp. 18-30.
10. Lucky Sharan , Vaibhav Madangopal Agrawal, Vinod Kumar Chaubey, "Link Optimization of a 32 x 40 Gbps Ultra DWDM System using Alternate Polarized DQPSK Modulation Format " Journal of Microwaves, Optoelectronics and Electromagnetic Applications, Vol. 15, No. 4, December 2016 DOI: http://dx.doi.org/10.1590/2179-10742016v15i4715, (SCIEO and Scopus Indexed)
11. Lucky Sharan, Akshay G. Shanbhag ,V K Chaubey , "Investigation of Modified Duobinary Modulated 40 Gbps 32 Channel DWDM Optical Link for Improved Non-Linear Performance", , October 2016, Cogent Engineering –Taylor and Francis Online : http://dx.doi.org/10.1080/23311916.2016.1256562 (Emerging Sources Citation Index (ESCI) Indexed)
12. Gaurav Purohit, Kota Solomon Raju and Vinod Kumar Chaubey (2016) "XOR-FREE Implementation of Convolutional Encoder for Reconfigurable Hardware" International Journal of Reconfigurable Computing " Volume 2016, Article ID 9128683, 8 pages http://dx.doi.org/10.1155/2016/9128683.
13. Dinesh Kumar Tyagi, V. K. Chaubey (2016) ,"Survivable Routing with Path Length Constraint in WDM Networks", International Journal of Applied Engineering Research, Volume 11, Number 1 (2016) pp 404-410
14. G. Purohit, K. S. Raju, V. K. Chaubey (2016) "A New XOR-Free Approach for Implementation of Convolutional Encoder " IEEE Embedded Systems Letters, Volume: 8 Issue: 1, pp. 22-25.
15. G Purohit, Divya Vyas, K.S. Raju, V.K. Chaubey( 2013) "Hardware Co-simulation of BPSK and QPSK for Software Defined Radio", Volume 4, Issue 7 (2013), pp. 301-308, I A E M E.
16. G Purohit, Divya Vyas, K.S. Raju, V.K. Chaubey(2013) "Implementation of Maximal Length Sequences For IMT Multi-Carrier", Volume 4, Issue 7 (2013), pp. 286-292, I A E M E.
17. Vinita Tiwari, Debabrata Sikdar, M. Navya Jyothi , Gauri Dixit, V.K.Chaubey ( 2013)" Investigation of optimum pulse shape for 112 Gbps DP-DQPSK in DWDM transmission":Optik - Int. J. Light Electron Opt.(2013), http://dx.doi.org/10.1016/j.ijleo.2013.03.157
18. Vinita Tiwari, Debabrata Sikdar, V K Chaubey( 2013)" Performance Optimization of RZ-DQPSK Modulation Scheme for Dispersion Compensated Optical Link" Optik ( Elsevier ) Optik - Int. J. Light Electron Opt. 124pp. 5567-5572.
19. Debabrata Sikdar, Vinita Tiwari, V.K. Chaubey ( 2013) "Optimized transmitter module for NRZ-duobinary in long-haul optical transmission link " Optik ( Elsevier) In Press ,link, Optik - Int. J. Light Electron Opt. (2012), http://dx.doi.org/10.1016/j.ijleo.2012.07.032
20. Debabrata Sikdar., Vinita Tiwari, Yajnaseni Saha, V.K. Chaubey ( 2013) "Investigation of modulator chirp and extinction ratio in different RZ- and NRZ duobinary transmitter modules for performance optimization" Optik ( Elsevier ) 124 pp. 1411-1414.
21. Debabrata Sikdar, Vinita Tiwari and V K Chaubey ( 2013) "Investigation of RZ and NRZ pulse shape for optimum duobinary transmission at 40 Gbps" Opik ( Elsevier) 124 pp. 1148-1151.
22. Debabrata Sikdar, Vinita Tiwari and V K Chaubey (2012) "Optimum Dispersion Map Profile for a Stable DM Soliton System" Journal of Mod. Optics ( Taylor & Francis), Vol. 59 Issue 16 Sept.2012 pp. 1396-1405.
23. Virendra Singh Shekhawat, Amrit Kumar Saini and V K Chaubey (2012), "Traffic Modeling of Ring and Mesh Networks with Improved Quality of Service" The IUP Journal of Telecommunications India , August 2012, pp.31-43.
24. Manoj Kumar Dutta, V.K.Chaubey, (2012) "Comparative Analysis of Wavelength Conversion and Segmentation Based Dropping Method as a Contention Resolution Scheme in Optical Burst Switching (OBS) Network", Procedia Engineering( Elseiver) Vol.30, pp. 1089 – 1096.
25. Debabrata Sikdar, Saurabh Chaubey, Vinita Tiwari and V K Chaubey (2012) ‘Simulation and Performance Analysis of Duobinary 40 Gbps Optical Link” Journal of Mod. Optics ( Taylor & Francis), 59, No. 10, 903–911.
26. M K Dutta & V K Chaubey (2012) "Performance Analysis of Modified Optical Burst Switching (OBS) Ring Network using Dummy Node" Optik (Elsevier) 123, Issue 20 pp. 1847-1851.
27. Manoj Kumar Dutta, V.K. Chaubey (2012) "Modeling and Characterization of Modified Optical Burst Switching (OBS) Ring Network using Proxy Node" International Journal of advance Science Engineering Information Technology,Vol.2, No.1, pp. 75-79.
28. Manoj Kumar Dutta , V.K. Chaubey (2012) " Modeling and performance analysis of optical WDM node architecture using SRR protocol " Optik ( Elsevier) 123 , issue 21 pp. 1971-1974.
29. Vinita Tiwari, Debabrata Sikdar, V.K. Chaubey(2012) " SPM induced limitation for 40Gbps chirped Gaussian pulses in optical channel" Optik( Elsevier),Volume 123, Issue 16, August 2012, Pages 1482–1485,
30. Virendra S. Shekhawat, D.K. Tyagi, V.K. Chaubey( 2012) " Design and characterization of a modified WDM ring network – An analytical approach " Optik ( Elsevier) 123,issue 12,pp.1103-1107.
31. Abhishek Jain, Mitesh Kumar and V K Chaubey (2011), "Traffic Modeling of Ring and Mesh Networks with Improved Quality of Service" The IUP Journal of Telecommunications India , August 2011, pp.7-20 .
32. V K Chaubey and Rakesh Kumar Jain (2011) ,"Matlab Modeling and Simulation of a WiMAX System" The IUP Journal of Telecommunications India , May 2011, pp.15-22.
33. Manoj Kumar Dutta, Vinod Kumar Chaubey,(2010) "Design and Simulation of Intelligent Optical WDM Switching Node Based on Erlang Traffic Model" Int. J. Communications, Network and System Sciences 3, pp. 563-568 .
34. Virendra Singh Shekhawat, Mahesh Lagadapati, Dinesh Tyagi, and V.K.Chaubey (2010) "A novel Aggressive Intermediate-node Initiated Reservation (AIIR) Protocol for Wave length Routed Optical WDM Networks", IJRTE Vol. 3, No. 1, 2010, pp. 126-128.
35. Manoj Kr. Dutta and V.K. Chaubey,(2010) "Performance Analysis of All-Optical WDM Network with Wavelength Converter Using Erlang C Traffic Model" CCIS 70, pp. 238–244, 2010.© Springer-Verlag Berlin Heidelberg 2010.
36. Manoj Kr Dutta , V K Chaubey (2009) "Optical Network traffic control algorithm under variable loop delay: A simulation approach" Int. J. Communication, Network and System Sciences, 7, pp. 651-655.
37. Virendra Singh SHEKHAWAT , Dinesh Kumar TYAGI , V.K. Chaubey (2009), "A Novel Packet Switch Node Architecture for Contention Resolution in Synchronous Optical Packet Switched Networks", Int. J. Communications, Network and System Sciences, 2009, 6, pp. 562-568.
38. M K Dutta and V K Chaubey, (2009) “Priority based wavelength routed WDM networks: A queuing theory approach “International Journal of Recent Trends in Engineering, Vol.1, no. 3,253-256.
39. V. K. Chaubey and Kiran Divakar, (2009) “ Modeling and simulation of WDM optical networks under traffic control protocols “ Optical Fiber Technology( Elsevier), Vol.15,pp. 95-99.
40.V.K. Chaubey ( 2008) "Modeling and simulation of all optical intelligent routed networks under traffic control protocols" Asian Journal of Physics, Vol.17,no.2,pp.245-252.
41. V.K.Chaubey, S Abhirami and G Peres, (2007) "Performance evaluation of an intelligent routed WDM mesh network: An analytical approach " Optical Fiber Technology,13 pp. 129-134.
42. Soumya Sen , Vikas R , V.K.Chaubey,(2005) "Designing and simulation of a modified WDM ring network with improved grade of service" Optical Fiber Technology ,Vol.11,pp.266-277.
43. Soumy Sen, V.K.Chaubey (2005) "A novel electronic device for high speed WDM optical network operations capable of intelligent routing based on simulated electrical network approach" Optics Communications (Elsevier ) Vol.248,pp.131-146.
44. Abhisek Mukherjee, Satinder Pal Singh, V.K.Chaubey, (2004) "Wavelength conversion algorithm in an intelligent WDM network" Optics communications ( Elsevier) 230 pp.59-65.
45. Satinder Pal Singh, Abhisek Mukherjee,V.K.Chaubey, (2004) "Wavelength conversion algorithm in an intelligent optical network from a multi-layered approach " Journal of Optical Networks (OSA) ,Vol.3,no.5,pp.354-362.
46. Harissh S, T R Chandramouli, V.K.Chaubey,(2003) "Wavelength converters in WDM networks-an improvement in call connection probability" Ind. J. of Pure Appl. Phys.Vol. 41,pp. 149-152.
47. V.K.Chaubey, V Jagannathan,R Rajagopalan,R Seshadrinathan,(2003) "Nonlinear crosstalk analysis in fiber Raman amplifiers" Ind. J.of Pure &Appl. Phys.Vol.41 pp.217-222.
48. V.K Chaubey and K Anand Mahadevan (1999) "Frequency filtering in diffused optical planar waveguides" Ind. J. of Pure & Appl. Physics Vol.37 pp.170-175.
49. V.K.Chaubey, K.K.Dey (1995) " Radiation modes in tapered slab waveguides via the introduction of conducting surfaces" Ind. J.of Pure & Appl.Phys. (India) Vol.33 pp.146-148.
50. V.K.Chaubey, K.K.Dey and P.Khastgir,(1994) "Field intensity and power confinement of four layer slab waveguide with various refractive index profiles" Journal of Optical Communication(Germany) Vol.15,3,pp.95-100.
51. U.N.Singh, O.N.Singh,V.K.Chaubey, P.Khastgir and K.K.Dey (1994) "Theoretical analysis of cut-off condition of doubly-clad optical fiber with helically conducting outer boundary" Ind. J. Pure & Appl. Phys.(India) Vol.32 pp.797-802.
52. V.K.Chaubey, K.K.Dey,(1994) "Frequency response of four layer planar optical waveguide for orthogonally polarized modes" International J. of Opto-electronics(U.K.) Vol.9,no.5, pp.399-403.
53. V.K.Chaubey, K.K.Dey and P.Khastgir(1993), "A perturbative approach to the study of propagation and attenuation characteristics of a five layer planar waveguide" Ind. J. Pure&Appl. Phys.(India) Vol.31,pp.251-255.
54. V.K.Chaubey, K.K.Dey, P.Khastgir and S.P.Ojha,(1992) "Propagation characteristics of four layer planar waveguides with step-index and semi parabolic guiding layer profile-a comparative study" Indian Journal of Pure & Appl.Phys.(INDIA),Vol.30, pp.411-413.
55. V.K.Chaubey, K.K.Dey, P.Khastgir and S.P.Ojha, (1991) "Modal attenuation in a four layer metal clad planar waveguide with a semi-parabolically graded guiding layer-an analytical study" Optics Communications(Netherlands) Vol.82, pp.248-254.
56. V.K. Chaubey, K.K. Dey, S.P. Ojha, and P. Khastgir (1988), "Modal Characteristics of a doubly clad step- index optical fiber- general analytical approach" Canadian Journal of Physics, Vol. 66, pp. 796-802.
Book Chapters
1. V. Arjun, D. Sikdar, V.K. Chaubey,” High Speed Resonant Tunneling Diode Based on GaN & GaAs: A Modelling & Simulation Approach ”Nanotechnology 2008: Materials, Fabrication, Particles, and Characterization, Nanoscience & Technology Institute, Cambridge, MA, USA, CRC Press,(2008) ,Vol.1 Chapt.2,pp.258 - 265 .
2. Rahul Kundu and V K Chaubey, “Analysis of Optical WDM Network Topologies with Application of LRWC Under symmetric Erlang - C Traffic”, Novel Algorithms and Techniques in Telecommunications, Automation and Industrial Electronics, Eds. T Sobh et al. Springer Netherlands, (2008) 468-473.
3. Content contribution and modifications made in the book “Wireless Communications & Networks” by William Stallings, Pearson Education, Second Edition (2009), Indian subcontinent adaptation by V K Chaubey .
1. Co-PI with PI as Dr. S K Verma of Biological Department on a Project " Development of recombinant DNA based bio-sensor device for detection of arsenic in water " of amount 33.69 lakhs funded by DST.