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Ratnam V. Raja Kumar
Person information
- affiliation: Indian Institute of Technology Kharagpur, Department of Electronics and Electrical Communications, India
Other persons with the same name
- R. V. Raja Kumar 0002 — Michigan University, Artificial Intelligence Laboratory, Ann Arbor, MI, USA
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2020 – today
- 2023
- [j26]Satya Ganesh Dontamsetti
, R. V. Raja Kumar:
A MIMO moving target detection radar with optimal transmit and receive weightage. Signal Process. 208: 108978 (2023) - 2021
- [j25]Satya Ganesh Dontamsetti
A Distributed MIMO Radar With Joint Optimal Transmit and Receive Signal Combining. IEEE Trans. Aerosp. Electron. Syst. 57(1): 623-635 (2021)
2010 – 2019
- 2015
- [j24]Subba Rao Boddu, Suvra Sekhar Das, Ratnam V. Raja Kumar:
Performance analysis of flexible reuse in cellular networks. IET Commun. 9(6): 808-818 (2015) - [j23]Praful D. Mankar
A Method for Accessing Spatial Spectrum Holes for Relay Based Cognitive Cellular Networks. IEEE Wirel. Commun. Lett. 4(3): 245-248 (2015) - [j22]B. N. Bhandari, R. V. Raja Kumar, S. L. Maskara:
Performance Analysis of the IEEE 802.16 Uplink for Best-Effort Traffic. Wirel. Pers. Commun. 84(1): 623-641 (2015) - 2014
- [j21]Subba Rao Boddu, Atri Mukhopadhyay
Bandwidth Partitioning and SINR Threshold Analysis of Fractional Frequency Reuse in OFDMA Cellular Networks for Real Time and Best Effort Traffic. Wirel. Pers. Commun. 75(1): 325-347 (2014) - 2013
- [j20]Jinesh P. Nair, Ratnam V. Raja Kumar:
Data Aided Iterative Channel Estimation in OFDM Systems Using a Controlled Superimposition of Training Sequences. Wirel. Pers. Commun. 68(4): 1241-1254 (2013) - 2012
- [c25]Pankaj Kumar Gupta, Parul Saraswat, C. S. Kumar, S. Chakrabarti, Ratnam V. Raja Kumar:
Measurement of power consumption in multimedia mobiles for various network activities in 2G/3G networks. IEEE ANTS 2012: 141-144 - 2011
- [j19]Abhinav Kumar Tyagi, Ratnam V. Raja Kumar:
A Wideband RF Frontend Architecture for Software Defined Radio. Circuits Syst. Signal Process. 30(4): 689-704 (2011) - [j18]Debarati Sen, Saswat Chakrabarti, Ratnam V. Raja Kumar:
Some interesting results on compatible BER analysis issues related to multi-band timing and frequency synchronizers applicable for MB-OFDM based UWB communications. Digit. Signal Process. 21(2): 332-340 (2011) - [j17]Jinesh P. Nair, Ratnam V. Raja Kumar:
Improved superimposed training-based channel estimation method for closed-loop multiple input multiple output orthogonal frequency division multiplexing systems. IET Commun. 5(2): 209-221 (2011) - [j16]S. M. Sameer, Ratnam V. Raja Kumar:
An Efficient Maximum Likelihood Carrier Frequency Offset Estimator for OFDM Using Null Subcarriers and Cyclic Prefix. Wirel. Pers. Commun. 58(2): 259-279 (2011) - [c24]Debarati Sen, Saswat Chakrabarti, Ratnam V. Raja Kumar:
Combined BER Analysis for Time-Frequency Synchronization Schemes for MB-OFDM UWB. VTC Spring 2011: 1-6 - [c23]Debarati Sen, Saswat Chakrabarti, Ratnam V. Raja Kumar:
Energy Efficient Timing Synchronizer for MB-OFDM UWB. VTC Spring 2011: 1-6 - 2010
- [j15]Jinesh P. Nair, Ratnam V. Raja Kumar:
Channel Estimation in OFDM Systems Using a Controlled Superimposition of Training Sequences. Circuits Syst. Signal Process. 29(2): 349-360 (2010) - [j14]Jinesh P. Nair, Ratnam V. Raja Kumar:
Optimal Superimposed Training Sequences for Channel Estimation in MIMO-OFDM Systems. EURASIP J. Adv. Signal Process. 2010 (2010) - [j13]Debarati Sen, Saswat Chakrabarti, Ratnam V. Raja Kumar:
An Adaptive Timing Synchronization Scheme for Multi-Band Orthogonal Frequency Division Multiplexing Based Ultra-Wideband Communication Systems. Wirel. Pers. Commun. 53(2): 281-298 (2010) - [j12]Debarati Sen, Saswat Chakrabarti, Ratnam V. Raja Kumar:
Frequency Offset Estimation by Multi-Band Averaging Method: A New Approach for MB-OFDM Based Ultra-Wideband Communication System. Wirel. Pers. Commun. 54(4): 623-633 (2010) - [c22]Venkatesh Ramakrishnan, S. Mishra, Gerd Ascheid, Ratnam V. Raja Kumar:
A High Level Performance Estimation: Modeling the Effects of Parameters on Performance Properties for a Tool Assisted SDR Development. ICC 2010: 1-5
2000 – 2009
- 2009
- [j11]Debarati Sen, Saswat Chakrabarti, Ratnam V. Raja Kumar:
A Technique for Frequency Synchronization in Multi-Band OFDM in Realistic UWB Channel. Circuits Syst. Signal Process. 28(6): 993-1016 (2009) - [j10]B. S. Sirisha, V. K. J. Jeevan
A personalised information support system for searching portals and e-resources. Program 43(1): 77-93 (2009) - [j9]S. M. Sameer, Ratnam V. Raja Kumar:
An efficient technique for the integer frequency offset estimation in OFDM systems. Signal Process. 89(2): 252-256 (2009) - [j8]Anil Kumar Tiwari, Ratnam V. Raja Kumar:
A minimum entropy based switched adaptive predictor for lossless compression of images. Signal Image Video Process. 3(4): 307-318 (2009) - 2008
- [c21]Poonam Singh
Multiple Access Using MSE-OFDM. CCNC 2008: 403-406 - [c20]Debarati Sen, Saswat Chakrabarti, Ratnam V. Raja Kumar:
Symbol timing synchronization for ultra-wideband (UWB) multi-band OFDM (MB-OFDM) systems. COMSWARE 2008: 200-203 - [c19]S. M. Sameer, Ratnam V. Raja Kumar:
An Efficient Near Blind Carrier Frequency Offset Estimation Scheme for MIMO-OFDM Systems. GLOBECOM 2008: 3267-3271 - [c18]Debarati Sen, Saswat Chakrabarti, Ratnam V. Raja Kumar:
A Multi-Band Timing Estimation and Compensation Scheme for Ultra-Wideband Communications. GLOBECOM 2008: 3931-3935 - [c17]S. M. Sameer, Ratnam V. Raja Kumar:
An Efficient Maximum Likelihood CFO Estimation Technique for OFDMA Uplink Transmissions. ICIIS 2008: 1-5 - [c16]Anil Kumar Tiwari, Ratnam V. Raja Kumar:
Least squares based optimal switched predictors for lossless compression of images. ICME 2008: 1129-1132 - [c15]Anil Kumar Tiwari, Ratnam V. Raja Kumar:
A Switched Predictive Coding Method for Lossless Video Coding. ICVGIP 2008: 213-218 - [c14]S. M. Sameer, Ratnam V. Raja Kumar:
An efficient maximum likelihood carrier frequency offset estimation technique for OFDM systems. ISCC 2008: 680-684 - [c13]Jinesh P. Nair, Ratnam V. Raja Kumar:
An optimal superimposed training sequence for channel estimation in OFDM systems. PIMRC 2008: 1-5 - [c12]Debarati Sen, Saswat Chakrabarti, Ratnam V. Raja Kumar:
Mathematical analysis of signal propagation in ultra-wideband transceiver system with frequency offset correction. PIMRC 2008: 1-5 - [c11]Jinesh P. Nair, Ratnam V. Raja Kumar:
An Iterative Channel Estimation Method using Superimposed Training in OFDM Systems. VTC Fall 2008: 1-5 - [c10]S. M. Sameer, Ratnam V. Raja Kumar:
A Low Complexity Null Subcarrier Aided Frequency Offset Estimation Technique for OFDM. VTC Spring 2008: 968-972 - [c9]Debarati Sen, Saswat Chakrabarti, Ratnam V. Raja Kumar:
An Efficient Frequency Offset Estimation Scheme for Multi-Band OFDM Ultra-Wideband Systems. VTC Spring 2008: 973-977 - 2007
- [c8]Anil Kumar Tiwari, Ratnam V. Raja Kumar:
Least-Squares Based Switched Adaptive Predictors for Lossless Video Coding. ICIP (6) 2007: 69-72 - 2006
- [j7]Ratnam V. Raja Kumar:
Performance analysis of a novel matched filter detector with reduced out-of-band response for narrowband signals. IEEE Trans. Signal Process. 54(7): 2691-2703 (2006) - [c7]Alok Kumar Pani, Ratnam V. Raja Kumar:
Optimized VLIW Architecture for Non-zero IF QAM-Modem Implementations. VLSI Design 2006: 513-516 - 2005
- [c6]Anil Kumar Tiwari, Ratnam V. Raja Kumar:
A switched adaptive predictor for lossless compression of high resolution images. ICC 2005: 1097-1101 - [c5]Anil Kumar Tiwari, Ratnam V. Raja Kumar:
Optimal slope bin classification in gradient adjusted predictor for lossless compression of medical images. ICIP (2) 2005: 281-284 - [c4]Manju Sarvagya, Ratnam V. Raja Kumar:
Performance analysis of the UMTS system for Web traffic over dedicated channels. ITRE 2005: 414-417 - 2003
- [c3]Krishna M. Malladi, Ratnam V. Raja Kumar:
Estimation of time-varying AR models of speech through Gauss-Markov modeling. ICASSP (6) 2003: 305-308 - [c2]K. Sreekanth Reddy, Ratnam V. Raja Kumar:
Recursive estimation of wavelet based time varying AR models of speech. ICASSP (6) 2003: 309-312 - 2000
- [j6]Ratnam V. Raja Kumar:
A near-optimum detector with reduced out-of band response for narrowband signals. IEEE Trans. Signal Process. 48(10): 2953-2956 (2000)
1990 – 1999
- 1999
- [j5]M. R. Ramapriya, S. Beotra, Maharaj Mukherjee, Ratnam V. Raja Kumar, P. Dhar:
An end-connected dual bus topology for metropolitan area networks. Comput. Networks 31(5): 445-456 (1999) - 1997
- [j4]Ratnam V. Raja Kumar, C. B. Rama Rao:
Mean convergence behavioural analysis of IIR adaptive filters. Signal Process. 63(3): 229-240 (1997) - 1990
- [j3]Ratnam V. Raja Kumar, Ranendra N. Pal:
Tracking of bandpass signals using center-frequency adaptive filters. IEEE Trans. Acoust. Speech Signal Process. 38(10): 1710-1721 (1990)
1980 – 1989
- 1986
- [j2]R. V. Raja Kumar, Ranendra N. Pal:
Recursive center-frequency adaptive filters for the enhancement of bandpass signals. IEEE Trans. Acoust. Speech Signal Process. 34(3): 633-637 (1986) - 1985
- [j1]Ratnam V. Raja Kumar, Ranendra N. Pal:
A gradient algorithm for center-frequency adaptive recursive bandpass filters. Proc. IEEE 73(2): 371-372 (1985) - 1984
- [c1]Ratnam V. Raja Kumar, Ranendra N. Pal:
Separation of sinusoids using the constrained adaptive line enhancer. ICASSP 1984: 275-278
Coauthor Index
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