RESEARCH AND TRAINING UNIT FOR NAVIGATIONAL ELECTRONICS (NERTU)

RESEARCH AND TRAINING UNIT FOR NAVIGATIONAL ELECTRONICS (NERTU)
OSMANIA UNIVERSITY: HYDERABAD 500007
JOURNAL PUBLICATIONS (2011-2017)

1. K.Yedukondalu, A.D.Sarma, V.Satya Srinivas, Estimation and Mitigation of GPS Multipath Interference using Adaptive filtering, Estimation and Mitigation of GPS Multipath Interference using Adaptive filtering, Journal of Progress in Electromagnetics Research M (PIER M), 21, 133-148, 2011.
2. Venkata Ratnam.D, A.D.Sarma, Modelling of Low Latitude Ionosphere using GPS Data with SHF Model, Modelling of Low Latitude Ionosphere using GPS Data with SHF Model, IEEE Transactions on Geoscience and Remote Sensing , September, 2011, .
3. Venkata Ratnam.D, A.D.Sarma, V.Satya Srinivas, P.Sreelatha, Performance evaluation of Selected Ionospheric Dealy Models during Geomagnetic Storm Conditions in Low Latitude Region, Performance evaluation of Selected Ionospheric Dealy Models during Geomagnetic Storm Conditions in Low Latitude Region, Journal of Radio Science, 46,RSOD08, 2008.
4. K.Deergha Rao, K.P.Kumar, P.V.M.Krishna, A New and Secure Cryptosystem for Image Encryption and Decryption, A New and Secure Cryptosystem for Image Encryption and Decryption, IETE Journal of Research, 57 Issue 2, issue , March-April, 2011.
5. A.Supraja Reddy, G.Santhosh Kumar, A.D.Sarma, Mitigation of Code-carrier Divergence Effect using an Optimized Filter for LAAS Applications, Mitigation of Code-carrier Divergence Effect using an Optimized Filter for LAAS Applications, IETE Journal of Research, 58 Issue 6, 464-468, Nov-Dec, 2012.
6. Quddusa Sultana, A.D.Sarma, Ashwani Kumar, Mohammed Abdul Malik, Enhancement of DOP in Stratolite-based Navigation Systems, Enhancement of DOP in Stratolite-based Navigation Systems, IETE Journal of Research, 58 Issue 6, 476-482, Nov-Dec, 2012.
7. K.Deergha Rao, Ch.Gangadhar, Discrete Wavelet Transform and Modified Chaotic Dey-based Algorithm for Image Encryption and its VLSI Realization, Discrete Wavelet Transform and Modified Chaotic Dey-based Algorithm for Image Encryption and its VLSI Realization, IETE Journal of Research, 58 Issue 2, Mar-April, 2012.
8. B.V.S.S.N.Raju, K.Deergha Rao, Robust Multiuser Detection in Chaotic Communication Systems ove Non-gaussian Fading Channels, Robust Multiuser Detection in Chaotic Communication Systems ove Non-gaussian Fading Channels, IETE Journal of Research, 58 Issue 4, July-August, 2012.
9. A.V.Ramana, P.Laxminarayana, P.Mythilisharan, Investigation of ASR Recognition Performance and Mean Opinion Scores for Different Standard Speech and Audio  Codes, Investigation of ASR Recognition Performance and Mean Opinion Scores for Different Standard Speech and Audio  Codes, IETE Journal of Research, 58 Issue 2, 121-129, March-April, 2012.
10. P.Naveen Kumar, K.Madhu, A.D.Sarma, Ionospheric variability of low and equatorial latitude regions over India-Astudy using RABIT on-board YOUTHSAT, Ionospheric variability of low and equatorial latitude regions over India-Astudy using RABIT on-board YOUTHSAT, Indian Journal of Radio & Space Physics (IJRSP), 42 Issue 3, June, 2013.
11. K.C.T.Swamy, A.D.Sarma, A.Supraja, V.Satya Srinivas, Modelling of GPS Signal scintillations with polynomial coefficients over the Indian region, Modelling of GPS Signal scintillations with polynomial coefficients over the Indian region, Indian Journal of Radio & Space Physics (IJRSP), 42 Issue 3, June, 2013.
12. K.Yedukondalu,, A.D.Sarma, Ashwani Kumar, K.Satyanarayana, Spectral Analysis and Mitigation of GPS Multipath Error using Digital Filtering of Static Applications, Spectral Analysis and Mitigation of GPS Multipath Error using Digital Filtering of Static Applications, IETE Journal of Research, 59 Issue 2, 2013.
13. K.C.T.Swamy, A.D.Sarma, V.Satya Srinivas, P.Naveen Kumar, Accuracy Evaluation of Estimated Ionospheric Delay of GPS Signals Based on Klobuchar and IRI-2007 Models in Low Latitude Region, Accuracy Evaluation of Estimated Ionospheric Delay of GPS Signals Based on Klobuchar and IRI-2007 Models in Low Latitude Region, IEEE Transactions on Geoscience and Remote Sensing , 10 Issue 6, November, 2013.
14. V.Satya Srinivas, A.D.Sarma, K.C.T.Swamy, K.Satyanarayana, Performance evaluation of IRI-2007 at equatorial latitudes and its Matlab version for GNSS applications, Performance evaluation of IRI-2007 at equatorial latitudes and its Matlab version for GNSS applications, Advances in Space Research, 2013.
15. K.Satyanarayana, A.D.Sarma, J.Sravan, M.Malini, GPS and GPRS based Telemonitoring system for Emergency Patient Transportation, GPS and GPRS based Telemonitoring system for Emergency Patient Transportation, Journal of Medical Engineering, 2013.
16. Ashwani Kumar, A.D.Sarma, Ezharul Ansari, Kamatham Yedukondalu, Improved Phase Center Estimation for GNSS Patch Antenna, Improved Phase Center Estimation for GNSS Patch Antenna, IEEE Transactionon Antennas and Proagation, 61, April, 2013.
17. A.Kumar, S.D.Ahirwar, C.Sairam, A.D.Sarma, Parasitic probe FEC microstrip antenna for multi -constellation GNSS, Parasitic probe FEC microstrip antenna for multi -constellation GNSS, Progress in Electromagn in Electromagnetics Research Letters, 37, 2013.
18. K.Deergha Rao, Ch.Gangadhar, P.V.Murali Krishna, Asecure Scheme for Multiple Images Transmission and its VLSI Realization, Asecure Scheme for Multiple Images Transmission and its VLSI Realization, International Journal of Computer Applications Proceedings , May, 2014.
19. K.Deergha Rao, Robust Version of a new linear Kalman Filter for GPS Navigation, Robust Version of a new linear Kalman Filter for GPS Navigation, International Journal of Sustainable Aviation, 1, 2014.

CONFERENCE PUBLICATIONS (2011-2017)

  1. K.Deergha Rao, Ch.Gangadhar, Finite field DWT and MCKBA for image Encryption and its VLSI Realization, IEEE ICICS, Singapore, December, 2011.
  2. B.V.S.S.N Raju, K.Deergha Rao, Blind Robust Multicuiser Detection in Asynchronous chaotic Communication Systems, IEEE ICICS, Singapore, December, 2011.
  3. A.Supraja Reddy, M.R.Sriharsha, A.D.Sarma, D.Krishna Reddy, Performance Evaluation of Single and Dual frequency Carrier smoothing techniques for LAAS, IEEE AEMS, Kolkata, December, 2011.
  4. K.Madhu Krishna, Qudussa Sultana, A.D.Sarma, A.Supraja Reddy, Y.Pandurangaiah, Compensation of Latency for Differential Pseudolite-based Tracking system, RATTS, GIET, Orissa, December, 2011.
  5. K.C.T. Swamy, A.D.Sarma, V.Sathya Srinivas, P.V.D Somasekhar Rao, G.Venkateswarlu, G.Venkateswarlu, Analysis of Ionospheric Scintillations Effect on Indian satellite Based Augumentation System Receivers, RATTS, GIET, Orissa, December, 2011.
  6. V.Sathya srinivas, A.D.Sarma, D.Venkata Ratnam, K.C.T. Swamy, Application of MATLAB based IRI for efficient estimation of time delays in the context of GNSS, Application of MATLAB based IRI for efficient estimation of time delays in the context of GNSS, International Reference ionsphere workshop, International reference Ionosphere workshop, Hermanus,South africa, October, 2011.
  7. T.S.N.Murthy, K.Deergha Rao, Performance of MB-OWDM UWB Signals in Rayleigh fading channels, IEEE WiCOM, China, September, 2011.
  8. A.D.Sarma, V.Sathya srinivas, D.Venkata Ratnam, B.M Reddy, Robust Ionospheric threat model for low latitude stations in the context of GBAS, Ionospheric Effects Symposium IES, Alxandria,V.A.,USA, MAY, 2011.
  9. K.Alavelu, P.Laxminarayana, P.Mythilisharan, K.Hari prasad, S.Alavelu Mangamma, S.Alavelu Mangamma, Front end processing for automatic speech recognition in real time on a Blackfin Processor, International conference on Advances in Computing and Communication, NIT, Hamirpur, 482-487, April, 2011.
  10. A.V.Ramana, P.Laxminarayana, P.Mythilisharan, Investigation of ASR Accuracy under transcoding with narrowband and wideband speech codes, International conference on Advances in Computing and Communication, NIT, Hamirpur, 492-487, April, 2011.
  11. K.Deergha Rao, Ch.Gangadhar, VLSI Realization of secure crypto system for image encryption and decryption, IEEE ICCSV, February, 2011.
  12. P.Hema Sree, P.Laxminarayana, Face detection and recognition using GABOR wavelet and Eigen faces, Advancement in signal processing and integrated networks, AMITY University, Noida, February, 2011.
  13. A.V.Ramana, P.Laxminarayana, P.Mythilisharan, Investigation of the effects of wide band speech and audio coding on the ASR performance in Voip and wireless networks, Advancement in signal processing and integrated networks, AMITY University, Noida, February, 2011.
  14. K.Deergha Rao, T.Aravainda babu, Improving the performance of clipped MCCDMA signals in Rayleigh fading channels using turbo coding, IEEE ICCEI, China, February, 2011.
  15. K.Deergha Rao, S.P.Girija, Performance analysis of FS-CDMA for adaptive blind equalization of non linear SIMO fir channels , IEEE ICCEI, China, February, 2011.
  16. "K.C.T. Swamy, A.D.Sarma, A.Supraja reddy, V.Satya srinivas, Modeling of Amplitude Scintillations of GPS signals with Cofficients Developed Using Data Over the  India  Region , Pearl Jubilee international Conferences on Navigation and Communication(NAVCOM-2012), Hyderabad, December, 2012."
  17. "Dhiraj Sunehra , A.A.Sharma, Comparison and Validation of Instrumental Bias for Precise Navigation, Pearl Jubilee international Conferences on Navigation and Communication(NAVCOM-2012), Hyderabad, December, 2012."
  18. "K.Sathyanarayana, A.D.Sarma, M.Malini, Development of physiological data acquisition system and evaluation of vital parameters with respect to location, Pearl Jubilee international Conferences on Navigation and Communication(NAVCOM-2012), Hyderabad, December, 2012."
  19. "P.Naveen kumar, S.K.Nayab Rasool, K.Madhu krishn a, T K Pant, Preliminary TEC Results due to Youthsat RaBIT payload signals for low latitude regions, Pearl Jubilee international Conferences on Navigation and Communication(NAVCOM-2012), Hyderabad, December, 2012."
  20. P.Naveen kumar, K.C.T. Swamy, A.Swetha , A.D.Sarma, VTEC estimation with taylor series expansion model  using GPS data for low latitude region, IEEE INDICON, Kochi, December, 2012.
  21. A.Supraja Reddy, B.Jansi, A.D.Sarma, Analysis of future LAAS availability at Hyderabad station for precision approach of aircraft , IEEE INDICON, Kochi, December, 2012.
  22. P K Korrai, M.N.S.Swamy, K.Deergha Rao, A High secure approach for medical images transmission over wireless channels, IEEE INDICON, Kochi, December, 2012.
  23. K.Deergha Rao, Ch.Gangadhar, P.V.M Krishna, VLSI Realization of asecure filter bank based transmultiplexer for images using MCKBA and finite filed wavelet packet division multiplexing, IEEE INDICON, Kochi, December, 2012.
  24. P K Korrai, M.N.S.Swamy, K.Deergha Rao, Performance analysis of a MIMO scheme for water marked medical images transmission over Rayleigh fading channels , IEEE IECBES, Malaysia, December, 2012.
  25. K.C.T. Swamy, A.D.Sarma, A.Supraja reddy, T K Pant, Analysis of Ionospheric Scintillations of GPS and VHF/UHF signals over low latitude Indian region , IEEE WICT, Trivandrum, October, 2012.
  26. P K Korrai, M.N.S.Swamy, K.Deergha Rao, Robust transmission of water marked medical images over wireless channels, IEEE GHTC, Seatle,Washington DC, October, 2012.
  27. M.Sreelatha, K.Deergha Rao, Suppresion of interference in speech signals via multirate filter banks, IEEE CSNDSP, Poland, July, 2012.
  28. P.Naveen kumar, A.D.Sarma, Modeling of ionospheric VTEC using Taylor series expansion for GAGAN Applications, NSSS, S V University, Thirupathi, February, 2012.
  29. A.Supraja Reddy, V.Sathya srinivas, A.D.Sarma, Performance analysis of divergence free smoothing techniques for LAAS , NSSS, S V University, Thirupathi, February, 2012.
  30. K.C.T. Swamy, C.Praveen kumar reddy, P.Naveen kumar, A.D.Sarma, Analysis of equatorial ionization anomaly effect in indian region using Youthsat data , NSSS, S V University, thirupathi, February, 2012.
  31. K.C.T. Swamy, A.D.Sarma, V.Sathya Srinivas, G.Venkateshwarlu, Modeling of ionospheric Scintillations with least squares adjustment technique for GPS Applications, NSSS, S V University, Thirupathi, February, 2012.
  32. A.V.Ramana, P.Laxminarayana, Mythilisharan, Investigation of speech coding effect on different speech sound in automatic speech recognition , CDAC, Kolkata, January, 2012.
  33. P.Hema sri, P.Laxminarayana, K.Subbarao, Face detection usibg skin segmentation and average template, ISCO, Coimbatore, January, 2012.
  34. "P.K.Korrai, A MIMO SFBC OFDM Scheme for watermarked Medical Images Transmission Over Frequency Selective fading Channels, IEEE, Vishakapatnam, December , 2013."
  35. K.Deergha Rao, A Secure Scheme for Multiple Images Transmission and its VLSI Realization, IETE, Mumbai, 28-29, September, 2013.
  36. Mythilisharan, A.V.Ramana, P.Laxminarayana, Enhancement of ASR Performance Using Mixed Narrowband And Wideband Models, International Conference on communication VLSI and signal Processing, Thumkur, February, 2013.
  37. Sohel Ahmed, Quddusa Sultana, K.Deergha Rao, Comparative Analysis of DGPS Predicted Corrections using Dynamic Neutral Networks, IEEE International Conference on Vehicular Electronics, Hyderabad, December , 2014.
  38. P.K.Korrai, K.Deergha Rao, Compressive Sensing and Wavelets Based Image Watermarking and Compression, IEEE TENCOC, Bangkok, Thailand, October , 2014.
  39. P.K.Korrai, K.Deergha Rao, An Approach Based on Compressive sensing and FFWPDM Transmultiplexer for secure Transmission of Multiple Images, IEEE APCCAS 2014, Ishigaki Island,Okinawa, Japan, November, 2014.

TECHNICAL REPORTS (2011-2017)

    • NERTU/RCI/LKF/GPS/03, K.Deergha Rao, Performance Analysis of Robust EKF for GPS Positioning, December, 2011.
    • NERTU/ITR/ADS/08, Quddusa Sultana, K.Madhu Krishna, A.D.Sarma, Investigations on Latency Effects of Differential Pseudolite Based Tracking System, November, 2011.
    • NERTU/DST/Inatma/02, A.Supraja Reddy, V.Satya Srinivas, A.D.Sarma, Carrier Smoothing Techniques and Ionospheric Threat Model for LAAS, August, 2011.
    • NERTU/RCI/LKF/GPS/02, K.Deergha Rao, G.Praveen Kumar, Performance Asnalysis of Linear Kalman Filter for GPS Static Positioning, June, 2011.
    • NERTU/CAWSES/ADS/01, K.C.T.Swamy, D.Venkata Ratnam, V.S.Srinivas, A.D.Sarma, A.D.Sarma, Forecasting Inospheric Time Delay Models, May, 2011.
    • NERTU/CSIR/01, V.Satya Srinivas, A.D.Sarma, Ionospheric Effects on Performance of GPS Augmentation Systems , April, 2011.
    • NERTU/ITR/ADS/07, K.J.Silva Lorraine, A.D.Sarma, Investigation of Various Mitigation Methods for selection of suitable Technique for Near-Far problem in Pseudolite based Tracking System, February, 2011.
    • NERTU/ITR/ADS/06, C.S.Viswanadh, K.Satyanarayana, A.D.Sarma, Time Synchronization of Pseudolites Co-Located with GPS Receivers, January, 2011.
    • NERTU/RCI/LKF/GPS/04, K.Deergha Rao, C.Anil Kumar, A New Version of Liner Kalman Filter for GPS Navigation, October , 2012.
    • NERTU/CAWSES/ADS/02, K.C.T.Swamy, A.D.Sarma, K.Madhu Krishna, Analysis of Ionospheric Scintillations using GPS AND CRABEX Receivers data, May, 2012.
    • NERTU/DST/Inatma/06, V.Satya Srinivas, Ayesha Tabassum, A.D.Sarma, Investigation of Tropospheric time delay effect on LASS during Atmospheric Turbulence, August, 2013.
    • NERTU8DST/Inatma/05, A.Supraja Reddy, P.Yashasvi, A.D.Sarma, Analysis of EEJ/EIA behavior over Indian region and its effect on GBAS performance, August, 2013.
    • NERTU/DST/Inatma/04, Quddusa Sultana, Mohd Qurram Javeed, A.D.Sarma, Analysis of Tropospheric Effects on LAAS, July, 2013.
    • NETRU/CAWSES/(ISRO)/ADS/03, G.Venkateswarlu, K.Madhu Krishna, K.C.T.Swamy, A.D.Sarma, A.D.Sarma, Probability Disrtibution of TEC and Space weather effects on TEC, March, 2013.
    • NERTU/RCI/LKF/GPS/Final, K.Deergha Rao, C.Anil Kumar, A New Version of Liner Kalman Filter for GPS Navigation, January, 2013.
    • NERTU/RCI/;LF/G[S/01, K.Deergha Rao, C.Anil Kumar, G.Gopikiran, Improved Linear Kalman Filter Based GPS Navigation, July, 2014.
    • NERTU/RCI/LKF/GPS/02, K.Deergha Rao, C.Anil Kumar, G.Gopikiran, Restoration of Motion Blurred and Noisy Images Using Group Sparse Representaiton, November, 2014.