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Ratnam V. Raja Kumar
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Publications
- 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, Goutam Das, Sant Sharan Pathak, Ratnam V. Raja Kumar:
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, Bigi Varghese Philip, Suvra Sekhar Das, Ratnam V. Raja Kumar:
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
- [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) - [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) - 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) - 2008
- [c21]Poonam Singh, Saswat Chakrabarti, R. V. Raja Kumar:
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 - [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 - [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 - [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
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