Mahesh K. Varanasi
Orcid: 0000-0001-6686-8898Affiliations:
- University of Colorado, USA
According to our database1,
Mahesh K. Varanasi
authored at least 195 papers
between 1988 and 2024.
Collaborative distances:
Collaborative distances:
Awards
IEEE Fellow
IEEE Fellow 2010, "For contributions to multi-user and wireless communication theory".
Timeline
Legend:
Book In proceedings Article PhD thesis Dataset OtherLinks
Online presence:
-
on zbmath.org
-
on orcid.org
On csauthors.net:
Bibliography
2024
Proceedings of the IEEE International Conference on Communications, 2024
2023
Diamond Message Set Groupcasting: From an Inner Bound for the DM Broadcast Channel to the Capacity Region of the Combination Network.
IEEE Trans. Inf. Theory, 2023
The -User DM Broadcast Channel With Two Groupcast Messages: Achievable Rate Regions and the Combination Network as a Case Study.
IEEE Trans. Inf. Theory, 2023
2022
Proceedings of the IEEE International Symposium on Information Theory, 2022
Proceedings of the IEEE International Symposium on Information Theory, 2022
2020
Capacity Results for Classes of Partially Ordered K-User Broadcast Channels With Two Nested Multicast Messages.
IEEE Trans. Inf. Theory, 2020
Constant-Gap-to-Capacity and Generalized Degrees of Freedom Regions of the MIMO MAC-IC-MAC.
IEEE Trans. Inf. Theory, 2020
Rate Splitting, Superposition Coding and Binning for Groupcasting over the Broadcast Channel: A General Framework.
CoRR, 2020
An Upper Bound on the Capacity-Memory Tradeoff of Interleavable Discrete Memoryless Broadcast Channels with Uncoded Prefetching.
Proceedings of the IEEE International Symposium on Information Theory, 2020
On the Broadcast Channel with Non-Distinct Message Demands and Symmetric Side Information.
Proceedings of the IEEE International Symposium on Information Theory, 2020
Diamond Message Set Groupcasting: From an Achievable Rate Region for the DM Broadcast Channel to the Capacity of the Combination Network.
Proceedings of the IEEE International Symposium on Information Theory, 2020
On the Capacity Region of the Three-Receiver Broadcast Channel With Receiver Message Cognition.
Proceedings of the IEEE International Symposium on Information Theory, 2020
Proceedings of the IEEE International Symposium on Information Theory, 2020
2019
A Unified Theory of Multiple-Access and Interference Channels via Approximate Capacity Regions for the MAC-IC-MAC.
IEEE Trans. Inf. Theory, 2019
On the Generalized Degrees of Freedom of the MIMO Interference Channel With Delayed CSIT.
IEEE Trans. Inf. Theory, 2019
The Symmetric Capacity of the K-Receiver Interleaved Broadcast Channel with Symmetric Side Information.
Proceedings of the IEEE International Symposium on Information Theory, 2019
Capacity Results via Message Merging and Superposition Coding in the K-Receiver Broadcast Channel with General Message Sets.
Proceedings of the IEEE International Symposium on Information Theory, 2019
The Exact Capacity-Memory Tradeoff for Caching with Uncoded Prefetching in the Two-Receiver Gaussian Broadcast Channel.
Proceedings of the IEEE International Symposium on Information Theory, 2019
2018
Hierarchical Successive Group Decoding Achieves Capacity in the Multiple Access Channel With General Message Sets.
IEEE Trans. Inf. Theory, 2018
The Generalized Degrees of Freedom Region of the MIMO Z-Interference Channel With Delayed CSIT.
IEEE Trans. Inf. Theory, 2018
An Achievable Rate Region for Two Groupcast Messages over the K-User Broadcast Channel and Capacity Results for the Combination Network.
CoRR, 2018
Capacity Results for the K-User Broadcast Channel with Two Nested Multicast Messages.
CoRR, 2018
Hybrid Beamforming for Massive MIMO: A Unified Solution for Both Phase Shifter and Switch Networks.
Proceedings of the 10th International Conference on Wireless Communications and Signal Processing, 2018
A New Approach to Linear Degrees of Freedom: the MIMO Broadcast Channel with Hybrid CSIT.
Proceedings of the 2018 IEEE International Symposium on Information Theory, 2018
The Capacity Region of the Three-Receiver Less Noisy Broadcast Channel with Message Cognition.
Proceedings of the 2018 IEEE International Symposium on Information Theory, 2018
An Achievable Rate Region for the K-Receiver Two Nested Groupcast DM Broadcast Channel and a Capacity Result for the Combination Network.
Proceedings of the 2018 IEEE International Symposium on Information Theory, 2018
Bounds on the Capacity Region of the Three-User One-to-Three MIMO Interference Channel.
Proceedings of the 2018 IEEE International Symposium on Information Theory, 2018
2017
The Degrees of Freedom of the K-User MIMO Cyclic Z-Interference Channel Under Perfect and Delayed CSIT Assumptions.
IEEE Trans. Wirel. Commun., 2017
Degrees of Freedom of the Two-User MIMO Broadcast Channel With Private and Common Messages Under Hybrid CSIT Models.
IEEE Trans. Inf. Theory, 2017
Degrees of Freedom Region of the MIMO 2 × 2 Interference Network With General Message Sets.
IEEE Trans. Inf. Theory, 2017
The K-User Vector Gaussian Multiple-Access Channel With General Messages Sets: Capacity, Polymatroidal Structure, and Efficient Computation.
IEEE Trans. Inf. Theory, 2017
A Unifying Order-Theoretic Framework for Superposition Coding: Polymatroidal Structure and Optimality in the Multiple-Access Channel With General Message Sets.
IEEE Trans. Inf. Theory, 2017
Feasibility of Single-Beam Interference Alignment in Multi-Carrier Interference Channels.
IEEE Trans. Inf. Theory, 2017
On the capacity region of the K-user discrete memoryless broadcast channel with two degraded messages.
Proceedings of the 2017 IEEE International Symposium on Information Theory, 2017
Rate splitting and superposition coding for concurrent groupcasting over the broadcast channel: A general framework.
Proceedings of the 2017 IEEE International Symposium on Information Theory, 2017
2016
IEEE Commun. Lett., 2016
CoRR, 2016
Proceedings of the IEEE International Symposium on Information Theory, 2016
2015
IEEE Trans. Wirel. Commun., 2015
The Degrees of Freedom of Two-Unicast Layered MIMO Interference Networks With Feedback.
IEEE Trans. Inf. Theory, 2015
IEEE Trans. Inf. Theory, 2015
IEEE Commun. Lett., 2015
Degrees of freedom region of the MIMO two-transmit, two-receive network with General message sets.
Proceedings of the IEEE International Symposium on Information Theory, 2015
Proceedings of the IEEE International Symposium on Information Theory, 2015
The degrees of freedom region of the 3-User MIMO cyclic Z-interference channel with perfect and delayed CSIT.
Proceedings of the IEEE International Symposium on Information Theory, 2015
2014
IEEE Trans. Inf. Theory, 2014
Independent Signaling Achieves the Capacity Region of the Gaussian Interference Channel With Common Information to Within One Bit.
IEEE Trans. Inf. Theory, 2014
The Degrees of Freedom of MIMO Networks With Full-Duplex Receiver Cooperation but no CSIT.
IEEE Trans. Inf. Theory, 2014
Proceedings of the 2014 IEEE Information Theory Workshop, 2014
Proceedings of the 48th Annual Conference on Information Sciences and Systems, 2014
2013
IEEE Trans. Signal Process., 2013
IEEE Trans. Signal Process., 2013
The Degrees-of-Freedom Region of the MIMO Interference Channel With Shannon Feedback.
IEEE Trans. Inf. Theory, 2013
Bounds on the Capacity Region for a Class of Interference Channels With Common Information.
IEEE Trans. Inf. Theory, 2013
The Capacity Region of the MIMO Interference Channel and Its Reciprocity to Within a Constant Gap.
IEEE Trans. Inf. Theory, 2013
Capacity of the K-user discrete memoryless multiple access channel with common information and with or without state.
Proceedings of the 51st Annual Allerton Conference on Communication, 2013
Proceedings of the 51st Annual Allerton Conference on Communication, 2013
Proceedings of the 51st Annual Allerton Conference on Communication, 2013
2012
A New Outer Bound via Interference Localization and the Degrees of Freedom Regions of MIMO Interference Networks With No CSIT.
IEEE Trans. Inf. Theory, 2012
The Degree-of-Freedom Regions of MIMO Broadcast, Interference, and Cognitive Radio Channels With No CSIT.
IEEE Trans. Inf. Theory, 2012
The Degrees of Freedom Region and Interference Alignment for the MIMO Interference Channel With Delayed CSIT.
IEEE Trans. Inf. Theory, 2012
The Generalized Degrees of Freedom Region of the MIMO Interference Channel and Its Achievability.
IEEE Trans. Inf. Theory, 2012
IEEE Trans. Inf. Theory, 2012
Beamforming and aligned interference neutralization achieve the degrees of freedom region of the 2×2×2 MIMO interference network.
Proceedings of the 2012 Information Theory and Applications Workshop, 2012
The generalized multiplexing gain region of the slow fading MIMO interference channel and its achievability with limited feedback.
Proceedings of the 2012 IEEE International Symposium on Information Theory, 2012
Retro-cooperative interference alignment and the DoF region of the (M, N)<sup>3</sup> interference network with limited Shannon feedback.
Proceedings of the 46th Annual Conference on Information Sciences and Systems, 2012
2011
The Diversity-Multiplexing Tradeoff of the Dynamic Decode-and-Forward Protocol on a MIMO Half-Duplex Relay Channel.
IEEE Trans. Inf. Theory, 2011
Performance Analysis of ZF and MMSE Equalizers for MIMO Systems: An In-Depth Study of the High SNR Regime.
IEEE Trans. Inf. Theory, 2011
CoRR, 2011
CoRR, 2011
The Degrees of Freedom Region and Interference Alignment for the MIMO Interference Channel with Delayed CSI
CoRR, 2011
The Degrees of Freedom Region of the Two-User MIMO Broadcast Channel with Delayed CSI
CoRR, 2011
Proceedings of the 2011 IEEE International Symposium on Information Theory Proceedings, 2011
The capacity region of the symmetric Gaussian interference channel with common information to within a constant gap.
Proceedings of the 2011 IEEE International Symposium on Information Theory Proceedings, 2011
On completing the degrees of freedom characterization of MIMO interference networks with No CSIT.
Proceedings of the 2011 IEEE International Symposium on Information Theory Proceedings, 2011
The degrees of freedom region of the two-user MIMO broadcast channel with delayed CSIT.
Proceedings of the 2011 IEEE International Symposium on Information Theory Proceedings, 2011
On the generalized degrees of freedom region of the MIMO interference channel with no CSIT.
Proceedings of the 2011 IEEE International Symposium on Information Theory Proceedings, 2011
Proceedings of the 2011 IEEE International Symposium on Information Theory Proceedings, 2011
Proceedings of the 2011 IEEE International Symposium on Information Theory Proceedings, 2011
Proceedings of the 2011 IEEE International Symposium on Information Theory Proceedings, 2011
The degrees of freedom of the 2×2×2 interference network with delayed CSIT and with limited Shannon feedback.
Proceedings of the 49th Annual Allerton Conference on Communication, 2011
Can feedback increase the degrees of freedom of a wireless network with delayed CSIT?
Proceedings of the 49th Annual Allerton Conference on Communication, 2011
2010
High performance static and dynamic cooperative communication protocols for the half duplex fading relay channel.
IEEE Trans. Wirel. Commun., 2010
CSI feedback scaling rate vs multiplexing gain tradeoff for DPC-based transmission in the Gaussian MIMO broadcast channel.
Proceedings of the IEEE International Symposium on Information Theory, 2010
The degrees of freedom region of the MIMO cognitive interference channel with no CSIT.
Proceedings of the IEEE International Symposium on Information Theory, 2010
Proceedings of the IEEE International Symposium on Information Theory, 2010
The diversity-multiplexing tradeoff of the symmetric MIMO 2-user interference channel.
Proceedings of the IEEE International Symposium on Information Theory, 2010
Proceedings of the IEEE International Symposium on Information Theory, 2010
Proceedings of the IEEE International Symposium on Information Theory, 2010
Diversity-multiplexing-tradeoff-optimal 2-user scheduling in an M-user Gaussian multiple-access channel.
Proceedings of the IEEE International Symposium on Information Theory, 2010
A large-system analysis of the imperfect-CSIT Gaussian broadcast channel with a DPC-based transmission strategy.
Proceedings of the 44th Annual Conference on Information Sciences and Systems, 2010
2009
IEEE Trans. Wirel. Commun., 2009
Optimal Constellations for the Low-SNR Noncoherent MIMO Block Rayleigh-Fading Channel.
IEEE Trans. Inf. Theory, 2009
The Degrees of Freedom Regions of MIMO Broadcast, Interference, and Cognitive Radio Channels with No CSIT
CoRR, 2009
Proceedings of the IEEE International Symposium on Information Theory, 2009
Distortion-rate tradeoff of a source uniformly distributed over the Composite PF(N) and the composite stiefel manifolds.
Proceedings of the IEEE International Symposium on Information Theory, 2009
Proceedings of the 43rd Annual Conference on Information Sciences and Systems, 2009
Proceedings of the 43rd Annual Conference on Information Sciences and Systems, 2009
2008
An optimization approach to decision feedback detection under modulation constraints for MIMO fading channels.
IEEE Trans. Wirel. Commun., 2008
Spatial Multiplexing Architectures with Jointly Designed Rate-Tailoring and Ordered BLAST Decoding - Part II: A Practical Method for Rate and Power Allocation.
IEEE Trans. Wirel. Commun., 2008
Spatial Multiplexing Architectures with Jointly Designed Rate-Tailoring and Ordered BLAST Decoding - Part I: Diversity-Multiplexing Tradeoff Analysis.
IEEE Trans. Wirel. Commun., 2008
IEEE Trans. Inf. Theory, 2008
An Analysis of the MIMO-SDMA Channel With Space-Time Orthogonal and Quasi-Orthogonal User Transmissions and Efficient Successive Cancellation Decoders.
IEEE Trans. Inf. Theory, 2008
Analysis and Optimization of Diagonally Layered Lattice Schemes for MIMO Fading Channels.
IEEE Trans. Inf. Theory, 2008
Distributed QAM-Based Space-Time Block Codes for Efficient Cooperative Multiple-Access Communication.
IEEE Trans. Inf. Theory, 2008
The equivalence of space-time codes and codes defined over finite fields and Galois rings.
Adv. Math. Commun., 2008
Proceedings of the 2008 IEEE International Symposium on Information Theory, 2008
Proceedings of IEEE International Conference on Communications, 2008
On the Rate Versus ML-Decoding Complexity Tradeoff of Square LDSTBCs with Unitary Weight Matrices.
Proceedings of the Global Communications Conference, 2008. GLOBECOM 2008, New Orleans, LA, USA, 30 November, 2008
Proceedings of the 42nd Annual Conference on Information Sciences and Systems, 2008
The optimality of D-BLAST-ZF with antenna order feedback without or with antenna selection.
Proceedings of the 42nd Annual Conference on Information Sciences and Systems, 2008
Proceedings of the 46th Annual Allerton Conference on Communication, 2008
Proceedings of the 42nd Asilomar Conference on Signals, Systems and Computers, 2008
Distortion-rate tradeoff of a source uniformly distributed over positive semi-definite matrices.
Proceedings of the 42nd Asilomar Conference on Signals, Systems and Computers, 2008
2007
IEEE Trans. Wirel. Commun., 2007
Signal Design for Bandwidth Efficient Multiple Access under Asymptotic Effective Energy Constraints.
IEEE Trans. Wirel. Commun., 2007
Distributed Algorithms for Joint Optimization of Multiuser Receivers and Power Control.
IEEE Trans. Wirel. Commun., 2007
Constellation Design for the Noncoherent MIMO Rayleigh-Fading Channel at General SNR.
IEEE Trans. Inf. Theory, 2007
CoRR, 2007
Mutual Information Optimal Constellations for the Low SNR Noncoherent MIMO Rayleigh Fading Channel.
Proceedings of the IEEE International Symposium on Information Theory, 2007
Proceedings of the IEEE International Symposium on Information Theory, 2007
The Effect of Ordered Detection and Antenna Selection on Diversity Gain of Decision Feedback Detector.
Proceedings of IEEE International Conference on Communications, 2007
Proceedings of the 41st Annual Conference on Information Sciences and Systems, 2007
Proceedings of the 41st Annual Conference on Information Sciences and Systems, 2007
Precoder Optimization for Nonlinear MIMO Transceiver Based on Arbitrary Cost Function.
Proceedings of the 41st Annual Conference on Information Sciences and Systems, 2007
2006
Unified multi-antenna code design for fading channels with spatio-temporal/spectral correlations.
IEEE Trans. Wirel. Commun., 2006
Proceedings of the Proceedings 2006 IEEE International Symposium on Information Theory, 2006
Proceedings of the 40th Annual Conference on Information Sciences and Systems, 2006
2005
IEEE Trans. Inf. Theory, 2005
An information-theoretic framework for deriving canonical decision-feedback receivers in Gaussian channels.
IEEE Trans. Inf. Theory, 2005
IEEE Trans. Inf. Theory, 2005
An algebraic family of complex lattices for fading channels with application to space-time codes.
IEEE Trans. Inf. Theory, 2005
IEEE Trans. Inf. Theory, 2005
Proceedings of the 2005 IEEE International Symposium on Information Theory, 2005
Proceedings of the 2005 IEEE International Symposium on Information Theory, 2005
2004
Analysis of Decision Feedback Detection for MIMO Rayleigh-Fading Channels and the Optimization of Power and Rate Allocations.
IEEE Trans. Inf. Theory, 2004
IEEE Trans. Inf. Theory, 2004
IEEE Trans. Inf. Theory, 2004
IEEE Trans. Commun., 2004
Proceedings of the 2004 IEEE Information Theory Workshop, 2004
Proceedings of the 2004 IEEE Information Theory Workshop, 2004
Proceedings of the 2004 IEEE International Symposium on Information Theory, 2004
Proceedings of the 2004 IEEE International Symposium on Information Theory, 2004
Proceedings of the 2004 IEEE International Symposium on Information Theory, 2004
Time limited and bandwidth constrained signal design for the fast fading noncoherent MIMO channel.
Proceedings of IEEE International Conference on Communications, 2004
2003
A comparison of bandwidth-efficient multiple access to other signal designs for correlated waveform multiple-access communications.
IEEE Trans. Inf. Theory, 2003
Optimum multiuser noncoherent DPSK detection in generalized diversity Rayleigh-fading channels.
IEEE Trans. Inf. Theory, 2003
Optimum receivers and low-dimensional spreaded modulation for multiuser space-time communications.
IEEE Trans. Inf. Theory, 2003
Beamforming, diversity, and interference rejection for multiuser communication over fading channels with a receive antenna array.
IEEE Trans. Commun., 2003
Proceedings of the Proceedings 2003 IEEE Information Theory Workshop, 2003
Signal design for bandwidth efficient multiple access with guaranteed bit error rate.
Proceedings of IEEE International Conference on Communications, 2003
Outage analysis and optimization of a stacked orthogonal space-time architecture and near-outage codes.
Proceedings of the Global Telecommunications Conference, 2003
Proceedings of the Global Telecommunications Conference, 2003
2002
Signal design and convolutional coding for noncoherent space-time communication on the block-Rayleigh-fading channel.
IEEE Trans. Inf. Theory, 2002
IEEE Trans. Commun., 2002
An error probability analysis of the optimum noncoherent multiuser detector for multipath and multiantenna diversity communications over Rayleigh-fading channels.
IEEE Trans. Commun., 2002
IEEE Trans. Commun., 2002
Blind adaptive multiuser detection for cellular systems using stochastic approximation with averaging.
IEEE J. Sel. Areas Commun., 2002
2001
Noncoherent multiuser detection for nonlinear modulation over the Rayleigh-fading channel.
IEEE Trans. Inf. Theory, 2001
Asymptotic error probability analysis of quadratic receivers in Rayleigh-fading channels with applications to a unified analysis of coherent and noncoherent space-Time receivers.
IEEE Trans. Inf. Theory, 2001
Bandwidth-efficient multiple access (BEMA): a new strategy based on signal design under quality-of-service constraints for successive-decoding-type multiuser receivers.
IEEE Trans. Commun., 2001
Proceedings of the 2001 IEEE Information Theory Workshop, 2001
2000
Signal design for bandwidth-efficient multiple-access communications based on Eigenvalue optimization.
IEEE Trans. Inf. Theory, 2000
Error exponents for maximum-likelihood and successive decoders for the Gaussian CDMA channel.
IEEE Trans. Inf. Theory, 2000
Diversity order gain for narrow-band multiuser communications with pre-combining group detection.
IEEE Trans. Commun., 2000
IEEE Trans. Commun., 2000
Optimum noncoherent multiuser detection for DPSK modulation in generalized diversity Rayleigh fading channels: an asymptotic minimum error probability analysis.
Proceedings of the Global Telecommunications Conference, 2000. GLOBECOM 2000, San Francisco, CA, USA, 27 November, 2000
1999
IEEE Trans. Inf. Theory, 1999
A systematic approach to the design and analysis of optimum DPSK receivers for generalized diversity communications over Rayleigh fading channels.
IEEE Trans. Commun., 1999
1998
Noncoherent decorrelative detection for nonorthogonal multipulse modulation over the multiuser Gaussian channel.
IEEE Trans. Commun., 1998
Proceedings of the 9th IEEE International Symposium on Personal, 1998
1997
Minimum error probability and suboptimum noncoherent detection for nonlinear nonorthogonal synchronous signaling over a Rayleigh fading channel.
Proceedings of the 8th IEEE International Symposium on Personal, 1997
Noncoherent Decorrelative Multiuser Detection for Nonlinear Nonorthogonal Modulation.
Proceedings of the 1997 IEEE International Conference on Communications: Towards the Knowledge Millennium, 1997
1996
Parallel group detection for synchronous CDMA communication over frequency-selective Rayleigh fading channels.
IEEE Trans. Inf. Theory, 1996
Achieving near-optimum asymptotic efficiency and fading resistance over the time-varying Rayleigh-faded CDMA channel.
IEEE Trans. Commun., 1996
RMS bandwidth constrained signature waveforms that maximize the total capacity of PAM-synchronous CDMA channels.
IEEE Trans. Commun., 1996
1995
IEEE Trans. Inf. Theory, 1995
1994
Multiuser detectors for synchronous CDMA communication over non-selective Rician fading channels.
IEEE Trans. Commun., 1994
Optimum diversity combiner based multiuser detection for time-dispersive Rician fading CDMA channels.
IEEE J. Sel. Areas Commun., 1994
1993
IEEE Trans. Inf. Theory, 1993
1991
Optimally near-far resistant multiuser detection in differentially coherent synchronous channels.
IEEE Trans. Inf. Theory, 1991
IEEE Trans. Commun., 1991
1988
Proceedings of the Advances in Neural Information Processing Systems 1, 1988