Author

Vasu D. Chakravarthy

Observed names: V Deeban Chakravarthy, V. Chakravarthy, V. Deeban Chakravarthy, V.D. Chakravarthy, V.Deeban Chakravarthy, Vasu Chakravarthy, VasuD Chakravarthy

Institution: United States Air Force Research Laboratory

Observed institutions: United States Air Force Research Laboratory, SRM Institute of Science and Technology, Wright State University, Wright-Patterson Air Force Base, SRM University, U.S. Air Force Research Laboratory Sensors Directorate, U.S. Air Force Research Laboratory Information Directorate, Wright Laboratory, Tennessee Technological University

OpenAlex ID: A5015149886

Novel overlay/underlay cognitive radio waveforms using SD-SMSE framework to enhance spectrum efficiency- part i: theoretical framework and analysis in AWGN channel

2009 · Vasu Chakravarthy, Xue Li, et al. · IEEE Transactions on Communications · 149

TDCS, OFDM, and MC-CDMA: a brief tutorial

2005 · V. Chakravarthy, A.S. Nunez, et al. · IEEE Communications Magazine · 147

Cognitive radio - an adaptive waveform with spectral sharing capability

2005 · V.D. Chakravarthy, A.K. Shaw, et al. · IEEE Wireless Communications and Networking Conference · 99

Novel overlay/underlay cognitive radio waveforms using SD-SMSE framework to enhance spectrum efficiency-part II: analysis in fading channels

2010 · Vasu Chakravarthy, Xue Li, et al. · IEEE Transactions on Communications · 68

Signal Classification in Fading Channels Using Cyclic Spectral Analysis

2009 · Eric Like, VasuD Chakravarthy, et al. · EURASIP Journal on Wireless Communications and Networking · 57

PDF

A general overlay/underlay analytic expression representing cognitive radio waveform

2007 · V.D. Chakravarthy, Z. Wu, et al. · International Waveform Diversity and Design Conference · 48

A Low-Complexity Approximation to Lognormal Sum Distributions via Transformed Log Skew Normal Distribution

2011 · Xue Li, Zhijin Wu, et al. · IEEE Transactions on Vehicular Technology · 37

Spreading Code Design of Adaptive Non-Contiguous SOFDM for Dynamic Spectrum Access

2010 · Xue Li, Vasu D. Chakravarthy, et al. · IEEE Journal of Selected Topics in Signal Processing · 30

Cognitive Radio Centric Overlay/Underlay Waveform

2008 · Vasu Chakravarthy, Zhiqiang Wu, et al. · IEEE International Symposium on Dynamic Spectrum Access Networks · 28

A novel hybrid overlay/underlay Cognitive Radio waveform in frequency selective fading channels

2009 · Vasu Chakravarthy, Xue Li, et al. · International Conference on Cognitive Radio Oriented Wireless Networks and Communications · 26

Reliable Modulation Classification at Low SNR Using Spectral Correlation

2007 · Zhiqiang Wu, Eric Like, et al. · IEEE Consumer Communications and Networking Conference · 26

Intercarrier Interference Immune Single Carrier OFDM via Magnitude-Keyed Modulation for High Speed Aerial Vehicle Communication

2013 · Xue Li, Steven Hong, et al. · IEEE Transactions on Communications · 24

Modulation Recognition in Multipath Fading Channels Using Cyclic Spectral Analysis

2008 · Eric Like, Vasu Chakravarthy, et al. · Globecom · 23

CSI Usage over Parallel Fading Channels under Jamming Attacks: A Game Theory Study

2012 · Shuangqing Wei, Rajgopal Kannan, et al. · IEEE Transactions on Communications · 22

A Unified Multi-Functional Dynamic Spectrum Access Framework: Tutorial, Theory and Multi-GHz Wideband Testbed

2009 · Robert Qiu, Nan Guo, et al. · Sensors · 21

A Novel Highly Accurate Log Skew Normal Approximation Method to Lognormal Sum Distributions

2009 · Zhijin Wu, Xue Li, et al. · IEEE Wireless Communications and Networking Conference · 21

Joint spectrum sensing and primary user localization for cognitive radio via compressed sensing

2010 · Xue Li, Qian Han, et al. · IEEE Military Communications Conference (MILCOM) · 20

A Software Defined Radio Based Adaptive Interference Avoidance TDCS Cognitive Radio

2010 · R. Zhou, Q. Han, et al. · International Conference on Communications · 19

Performance Evaluation of Adaptive Non-contiguous MC-CDMA and Non-contiguous CI/MC-CDMA for Dynamic Spectrum Access

2008 · Zhiqiang Wu, Paul Ratazzi, et al. · International Conference on Cognitive Radio Oriented Wireless Networks and Communications · 19

Total Intercarrier Interference Cancellation for OFDM Mobile Communication Systems

2010 · Xue Li, Ruolin Zhou, et al. · IEEE Consumer Communications and Networking Conference · 18

Path based load balancing for data center networks using SDN

2019 · V. Deeban Chakravarthy, B. Amutha · International Journal of Electrical and Computer Engineering (IJECE) · 17

Software GPS Receiver

2001 · Vasu Chakravarthy, James Tsui, et al. · GPS Solutions · 15

Data-Centric Prioritization in a Cognitive Radio Network: A Quality-of-Service Based Design and Integration

2008 · Urban Wiggins, Rajgopal Kannan, et al. · IEEE International Symposium on Dynamic Spectrum Access Networks · 14

Software-Defined Radio Based Automatic Blind Hierarchical Modulation Detector via Second-Order Cyclostationary Analysis and Fourth-Order Cumulant

2013 · Yang Qu, Xue Li, et al. · IEEE Military Communications Conference (MILCOM) · 12

Software Defined Radio Implementation of SMSE Based Overlay Cognitive Radio

2010 · Ruolin Zhou, Xue Li, et al. · IEEE International Symposium on Dynamic Spectrum Access Networks · 12

Works count: 67

Citation count: 1,117

H-index: 19

I10-index: 28