Vasanthan Raghavan

Publication Activity (10 Years)

Years Active: 2003-2023
Publications (10 Years): 34

Top Topics

Activity Patterns

Terrorist Networks

Multi Input Multi Output

Top Venues

IEEE Commun. Mag.

Publications

Vasanthan Raghavan, Kobi Ravid, Özge H. Koymen, Junyi Li
Over-the-Air Calibration via Two-Way Signaling for Millimeter Wave Systems. ACSSC (2023)
Richard Tanski, D'Andre Seymour, Bryan Heredia, Christopher Slezak, Vasanthan Raghavan, Vito Salluce, Ozge H. Koymen, Amit Mathur, Arumugam Kannan
Sub-THz Wireless Channel Field Measurements: A Study at 140 GHz. GLOBECOM (Workshops) (2022)
Vasanthan Raghavan, Jung H. Ryu, Ozge H. Koymen, Junyi Li
Towards Optimal Cooperative Beamforming in Millimeter Wave Systems via Directional Transmissions. WCNC (2022)
Vasanthan Raghavan, Ricardo A. Motos, M. Ali Tassoudji, Yu-Chin Ou, Ozge H. Koymen, Junyi Li
Mitigating Hand Blockage with Non-Directional Beamforming Codebooks. CoRR (2021)
Vasanthan Raghavan, Ricardo A. Motos, M. Ali Tassoudji, Yu-Chin Ou, Ozge H. Koymen, Junyi Li
Hand Blockage Modeling and Beamforming Codebook Mitigation Strategies. ICC (2021)
Vasanthan Raghavan, Tao Luo, Ozge H. Koymen, Junyi Li
Antenna Selection for Upper Millimeter Wave and THz Bands. ACSSC (2020)
Vasanthan Raghavan, Mei-Li Chi, M. Ali Tassoudji, Ozge H. Koymen, Junyi Li
Antenna Placement and Performance Tradeoffs with Hand Blockage in Millimeter Wave Systems. CoRR (2019)
Vasanthan Raghavan, Junyi Li
Evolution of Physical-Layer Communications Research in the Post-5G Era. IEEE Access 7 (2019)
Tianyang Bai, Jürgen Cezanne, Hua Wang, Vasanthan Raghavan, Ozge H. Koymen, Junyi Li
Analysis of RSRP Prediction in Millimeter Wave Systems. ACSSC (2019)
Vasanthan Raghavan, Junyi Li
Evolution of Physical-Layer Communications Research in the Post-5G Era. CoRR (2019)
Vasanthan Raghavan, Sonsay Noimanivone, Sung Kil Rho, Bernie Farin, Patrick Connor, Ricardo A. Motos, Yu-Chin Ou, Kobi Ravid, M. Ali Tassoudji, Ozge H. Koymen, Junyi Li
Hand and Body Blockage Measurements with Form-Factor User Equipment at 28 GHz. CoRR (2019)
Vasanthan Raghavan, M. Ali Tassoudji, Yu-Chin Ou, Kobi Ravid, Ozge H. Koymen, Junyi Li
Fundamental Limitations of Large Antenna Arrays for Millimeter Wave Systems. ACSSC (2019)
Vasanthan Raghavan, Mei-Li Chi, Mohammad Ali Tassoudji, Ozge Hizir Koymen, Junyi Li
Antenna Placement and Performance Tradeoffs With Hand Blockage in Millimeter Wave Systems. IEEE Trans. Commun. 67 (4) (2019)
Miguel R. Castellanos, Vasanthan Raghavan, Jung H. Ryu, Ozge H. Koymen, Junyi Li, David J. Love, Borja Peleato
Hybrid Multi-User Precoding with Amplitude and Phase Control. ICC (2018)
Miguel R. Castellanos, Vasanthan Raghavan, Jung H. Ryu, Ozge H. Koymen, Junyi Li, David J. Love, Borja Peleato
Channel-Reconstruction-Based Hybrid Precoding for Millimeter-Wave Multi-User MIMO Systems. IEEE J. Sel. Top. Signal Process. 12 (2) (2018)
Vasanthan Raghavan, Tianyang Bai, Ashwin Sampath, Ozge H. Koymen, Junyi Li
Modeling and Combating Blockage in Millimeter Wave Systems. SPAWC (2018)
Vasanthan Raghavan, Andrzej Partyka, Ashwin Sampath, Sundar Subramanian, Ozge Hizir Koymen, Kobi Ravid, Jürgen Cezanne, Kiran Mukkavilli, Junyi Li
Millimeter-Wave MIMO Prototype: Measurements and Experimental Results. IEEE Commun. Mag. 56 (1) (2018)
Miguel R. Castellanos, Vasanthan Raghavan, Jung H. Ryu, Ozge H. Koymen, Junyi Li, David J. Love, Borja Peleato
Channel Reconstruction-Based Hybrid Precoding for Millimeter Wave Multi-User MIMO Systems. CoRR (2018)
Dennis Ogbe, Vasanthan Raghavan, David J. Love
Characterizing and Adapting to the Structure of Millimeter Wave Channel Covariance Matrices. ACSSC (2018)
Vasanthan Raghavan, Lida Akhoondzadehasl, Vladimir Podshivalov, Joakim Hulten, M. Ali Tassoudji, Ozge Hizir Koymen, Ashwin Sampath, Junyi Li
Statistical Blockage Modeling and Robustness of Beamforming in Millimeter Wave Systems. CoRR (2018)
Vasanthan Raghavan, Vladimir Podshivalov, Joakim Hulten, M. Ali Tassoudji, Ashwin Sampath, Ozge H. Koymen, Junyi Li
Spatio-Temporal Impact of Hand and Body Blockage for Millimeter-Wave User Equipment Design at 28 GHz. IEEE Commun. Mag. 56 (12) (2018)
Vasanthan Raghavan, Alexander G. Tartakovsky
Tracking Changes in Resilience and Level of Coordination in Terrorist Networks. IEEE Trans. Comput. Soc. Syst. 5 (3) (2018)
Dennis Ogbe, David J. Love, Vasanthan Raghavan
Iterative beam alignment algorithms for TDD MIMO systems. ICASSP (2017)
Vasanthan Raghavan, Andrzej Partyka, Lida Akhoondzadehasl, M. Ali Tassoudji, Ozge H. Koymen, John Sanelli
Millimeter Wave Channel Measurements and Implications for PHY Layer Design. CoRR (2017)
Vasanthan Raghavan, Andrzej Partyka, Ashwin Sampath, Sundar Subramanian, Ozge Hizir Koymen, Kobi Ravid, Jürgen Cezanne, Kiran Mukkavilli, Junyi Li
Millimeter Wave MIMO Prototype: Measurements and Experimental Results. CoRR (2017)
Mehmet Necip Kurt, Vasanthan Raghavan, Xiaodong Wang
Multi-Sensor Sequential Change Detection with Unknown Change Propagation Dynamics. CoRR (2017)
Vasanthan Raghavan, Junil Choi, David J. Love
Statistical beamforming for the large antenna broadcast channel. ISIT (2017)
Dennis Ogbe, David J. Love, Vasanthan Raghavan
Noisy Beam Alignment Techniques for Reciprocal MIMO Channels. IEEE Trans. Signal Process. 65 (19) (2017)
Vasanthan Raghavan, Sundar Subramanian, Jürgen Cezanne, Ashwin Sampath, Ozge Hizir Koymen, Junyi Li
Single-User Versus Multi-User Precoding for Millimeter Wave MIMO Systems. IEEE J. Sel. Areas Commun. 35 (6) (2017)
Dennis Ogbe, David J. Love, Vasanthan Raghavan
Noisy Beam Alignment Techniques for Reciprocal MIMO Channels. CoRR (2016)
Vasanthan Raghavan, Jürgen Cezanne, Sundar Subramanian, Ashwin Sampath, Ozge H. Koymen
Beamforming Tradeoffs for Initial UE Discovery in Millimeter-Wave MIMO Systems. CoRR (2016)
Vasanthan Raghavan, Sundar Subramanian, Jürgen Cezanne, Ashwin Sampath, Ozge H. Koymen, Junyi Li
Directional Hybrid Precoding in Millimeter-Wave MIMO Systems. GLOBECOM (2016)
Vasanthan Raghavan, Jürgen Cezanne, Sundar Subramanian, Ashwin Sampath, Ozge H. Koymen
Beamforming Tradeoffs for Initial UE Discovery in Millimeter-Wave MIMO Systems. IEEE J. Sel. Top. Signal Process. 10 (3) (2016)
Vasanthan Raghavan, Sundar Subramanian, Jürgen Cezanne, Ashwin Sampath
Directional Beamforming for Millimeter-Wave MIMO Systems. CoRR (2016)
Vasanthan Raghavan, Junil Choi, David James Love
Design Guidelines for Limited Feedback in the Spatially Correlated Broadcast Channel. IEEE Trans. Commun. 63 (7) (2015)
Vasanthan Raghavan, Sundar Subramanian, Jürgen Cezanne, Ashwin Sampath
Directional Beamforming for Millimeter-Wave MIMO Systems. GLOBECOM (2015)
Vasanthan Raghavan, Greg Ver Steeg, Aram Galstyan, Alexander G. Tartakovsky
Modeling Temporal Activity Patterns in Dynamic Social Networks. IEEE Trans. Comput. Soc. Syst. 1 (1) (2014)
Vasanthan Raghavan, Stephen V. Hanly, Venugopal V. Veeravalli
Statistical Beamforming on the Grassmann Manifold for the Two-User Broadcast Channel. IEEE Trans. Inf. Theory 59 (10) (2013)
Vasanthan Raghavan, Venugopal V. Veeravalli
Ensemble Properties of RVQ-Based Limited-Feedback Beamforming Codebooks. IEEE Trans. Inf. Theory 59 (12) (2013)
Vasanthan Raghavan, Greg Ver Steeg, Aram Galstyan, Alexander G. Tartakovsky
Modeling Temporal Activity Patterns in Dynamic Social Networks CoRR (2013)
Vasanthan Raghavan, Greg Ver Steeg, Aram Galstyan, Alexander G. Tartakovsky
Coupled hidden markov models for user activity in social networks. ICME Workshops (2013)
Junil Choi, Vasanthan Raghavan, David J. Love
Limited feedback design for the spatially correlated multi-antenna broadcast channel. GLOBECOM (2013)
Vasanthan Raghavan, Aram Galstyan, Alexander G. Tartakovsky
Hidden Markov Models for the Activity Profile of Terrorist Groups CoRR (2012)
Vasanthan Raghavan, Venugopal V. Veeravalli
Ensemble Properties of RVQ-Based Limited-Feedback Beamforming Codebooks CoRR (2012)
Vasanthan Raghavan, Akbar M. Sayeed, Venugopal V. Veeravalli
Semiunitary Precoding for Spatially Correlated MIMO Channels. IEEE Trans. Inf. Theory 57 (3) (2011)
Vasanthan Raghavan, Akbar M. Sayeed
Sublinear Capacity Scaling Laws for Sparse MIMO Channels. IEEE Trans. Inf. Theory 57 (1) (2011)
Vasanthan Raghavan, Stephen V. Hanly, Venugopal V. Veeravalli
Statistical Beamforming on the Grassmann Manifold for the Two-User Broadcast Channel CoRR (2011)
Vasanthan Raghavan, Venugopal V. Veeravalli
Quickest change detection of a Markov process across a sensor array. IEEE Trans. Inf. Theory 56 (4) (2010)
Vasanthan Raghavan, Jayesh H. Kotecha, Akbar M. Sayeed
Why does the Kronecker model result in misleading capacity estimates? IEEE Trans. Inf. Theory 56 (10) (2010)
Vasanthan Raghavan, Venugopal V. Veeravalli, Stephen V. Hanly
Linear Beamforming for the Spatially Correlated MISO broadcast channel CoRR (2010)
Vasanthan Raghavan, Venugopal V. Veeravalli, Stephen V. Hanly
Linear beamforming for the spatially correlated MISO broadcast channel. ISIT (2010)
Vasanthan Raghavan, Stephen V. Hanly
Statistical beamformer design for the two-antenna interference channel. ISIT (2010)
Vasanthan Raghavan, Venugopal V. Veeravalli
Bayesian quickest change process detection. ISIT (2009)
Vasanthan Raghavan, Michael L. Honig, Venugopal V. Veeravalli
Performance analysis of RVQ-based limited feedback beamforming codebooks. ISIT (2009)
Gautham Hariharan, Vasanthan Raghavan, Akbar M. Sayeed
Capacity of sparse wideband channels with partial channel feedback. Eur. Trans. Telecommun. 19 (4) (2008)
Vasanthan Raghavan, Venugopal V. Veeravalli
Quickest Change Detection of a Markov Process Across a Sensor Array CoRR (2008)
Che Lin, Vasanthan Raghavan, Venugopal V. Veeravalli
Limited feedback space-time coding in correlated MIMO channels. CISS (2008)
Vasanthan Raghavan, Venugopal V. Veeravalli, Akbar M. Sayeed
Quantized Multimode Precoding in Spatially Correlated Multi-Antenna Channels CoRR (2008)
Gautham Hariharan, Vasanthan Raghavan, Akbar M. Sayeed
Capacity of Sparse Wideband Channels with Partial Channel Feedback CoRR (2008)
Vasanthan Raghavan, Jayesh H. Kotecha, Akbar M. Sayeed
Why Does a Kronecker Model Result in Misleading Capacity Estimates? CoRR (2008)
Vasanthan Raghavan, Akbar M. Sayeed, Venugopal V. Veeravalli
Low-Complexity Structured Precoding for Spatially Correlated MIMO Channels CoRR (2008)
Vasanthan Raghavan, Venugopal V. Veeravalli, Akbar M. Sayeed
Quantized Multimode Precoding in Spatially Correlated Multiantenna Channels. IEEE Trans. Signal Process. 56 (12) (2008)
Vasanthan Raghavan, Venugopal V. Veeravalli
Quickest detection of a change process across a sensor array. FUSION (2008)
Che Lin, Vasanthan Raghavan, Venugopal V. Veeravalli
To code or not to code across time: space-time coding with feedback. IEEE J. Sel. Areas Commun. 26 (8) (2008)
Vasanthan Raghavan, Akbar M. Sayeed, Jayesh H. Kotecha
Impact of mismatched statistics on correlated MIMO capacity. ICASSP (2008)
Gautham Hariharan, Vasanthan Raghavan, Akbar M. Sayeed
Capacity of sparsewideband channels with limited feedback. ISIT (2008)
Vasanthan Raghavan, Akbar M. Sayeed, Venugopal V. Veeravalli
Structured statistical precoding for correlated MIMO channels. ISIT (2008)
Vasanthan Raghavan, Ada S. Y. Poon, Venugopal V. Veeravalli
Non-robustness of statistics-based beamformer design in correlated MIMO channels. ICASSP (2008)
Dayu Huang, Vasanthan Raghavan, Ada S. Y. Poon, Venugopal V. Veeravalli
Angular domain processing for MIMO wireless systems with non-uniform antenna arrays. ACSCC (2008)
Vasanthan Raghavan, Gautham Hariharan, Akbar M. Sayeed
Capacity of Sparse Multipath Channels in the Ultra-Wideband Regime CoRR (2007)
Vasanthan Raghavan, Akbar M. Sayeed, Venugopal V. Veeravalli
Limited Feedback Precoder Design for Spatially Correlated MIMO Channels. CISS (2007)
Vasanthan Raghavan, Venugopal V. Veeravalli
On Quantized Multi-User Beamforming in Spatially Correlated Broadcast Channels. ISIT (2007)
Che Lin, Vasanthan Raghavan, Venugopal V. Veeravalli
Optimal Power Allocation for Linear Dispersion Codes Over Correlated MIMO Channels with Channel State Feedback. GLOBECOM (2007)
Vasanthan Raghavan, Robert W. Heath Jr., Akbar M. Sayeed
Systematic Codebook Designs for Quantized Beamforming in Correlated MIMO Channels. IEEE J. Sel. Areas Commun. 25 (7) (2007)
Vasanthan Raghavan, Venugopal V. Veeravalli, Robert W. Heath Jr.
Reduced Rank Signaling in Spatially Correlated MIMO Channels. ISIT (2007)
Che Lin, Vasanthan Raghavan, Venugopal V. Veeravalli
To Code or Not to Code Across Time: Space-Time Coding with Feedback CoRR (2007)
Akbar M. Sayeed, Vasanthan Raghavan
On the Impact of Reconfigurable Antenna Arrays in Cognitive Radio. ICASSP (4) (2007)
Akbar M. Sayeed, Vasanthan Raghavan
Maximizing MIMO Capacity in Sparse Multipath With Reconfigurable Antenna Arrays. J. Sel. Topics Signal Processing 1 (1) (2007)
Vasanthan Raghavan, Gautham Hariharan, Akbar M. Sayeed
Capacity of Sparse Multipath Channels in the Ultra-Wideband Regime. J. Sel. Topics Signal Processing 1 (3) (2007)
Akbar M. Sayeed, Vasanthan Raghavan
The Ideal MIMO Channel: Maximizing Capacity in Sparse Multipath with Reconfigurable Arrays. ISIT (2006)
Vasanthan Raghavan, K. M. M. Prabhu, Piet C. W. Sommen
Complexity of pruning strategies for the frequency domain LMS algorithm. Signal Process. 86 (10) (2006)
Vasanthan Raghavan, B. Ross Barmish
Stability of Systems with Random Parameters. CDC (2006)
Vasanthan Raghavan, Akbar M. Sayeed
Weak Convergence and Rate of Convergence of MIMO Capacity Random Variable. IEEE Trans. Inf. Theory 52 (8) (2006)
Vasanthan Raghavan, Akbar M. Sayeed, Nigel Boston
Near-Optimal Codebook Constructions for Limited Feedback Beamforming in Correlated MIMO Channels with Few Antennas. ISIT (2006)
Vasanthan Raghavan, Akbar M. Sayeed
Achieving coherent capacity of correlated MIMO channels in the low-power regime with non-flashy signaling schemes. ISIT (2005)
Vasanthan Raghavan, K. M. M. Prabhu, Piet C. W. Sommen
An analysis of real-Fourier domain-based adaptive algorithms implemented with the Hartley transform using cosine-sine symmetries. IEEE Trans. Signal Process. 53 (2-1) (2005)
Vasanthan Raghavan, Akbar M. Sayeed, Nigel Boston
When is limited feedback for transmit beamforming beneficial? ISIT (2005)
Akbar M. Sayeed, Vasanthan Raghavan, Jayesh H. Kotecha
Capacity of space-time wireless channels: a physical perspective. ITW (2004)
Ke Liu, Vasanthan Raghavan, Akbar M. Sayeed
Capacity scaling and spectral efficiency in wide-band correlated MIMO channels. IEEE Trans. Inf. Theory 49 (10) (2003)
Vasanthan Raghavan, Ke Liu, Akbar M. Sayeed
An asymptotic analysis of capacity in narrowband MIMO channels. GLOBECOM (2003)
Vasanthan Raghavan, Akbar M. Sayeed
MIMO capacity scaling and saturation in correlated environments. ICC (2003)