Alex B. Gershman - researchr alias

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Viewing Publication 1 - 100 from 193

2012

A Simple Distributed Space-Time Coded Strategy for Two-Way Relay ChannelsSamer J. Alabed, Javier M. Paredes, Alex B. Gershman. TWC, 11(4):1260-1265, 2012. [doi]

Distributed Beamforming for Multi-Group Multicasting Relay NetworksNils Bornhorst, Marius Pesavento, Alex B. Gershman. tsp, 60(1):221-232, 2012. [doi]

Filter-and-Forward Distributed Beamforming for Two-Way Relay Networks With Frequency Selective ChannelsHaihua Chen, Shahram Shahbazpanahi, Alex B. Gershman. tsp, 60(4):1927-1941, 2012. [doi]

Filter-and-forward distributed beamforming for two-way relay networks with frequency selective channelsHaihua Chen, Shahram Shahbazpanahi, Alex B. Gershman. icassp 2012: 2489-2492 [doi]

Moving Target Parameters Estimation in Noncoherent MIMO Radar SystemsAboulnasr Hassanien, Sergiy A. Vorobyov, Alex B. Gershman. tsp, 60(5):2354-2361, 2012. [doi]

Rooting-Based Harmonic Retrieval Using Multiple Shift-Invariances: The Complete and the Incomplete Sample CasesPouyan Parvazi, Marius Pesavento, Alex B. Gershman. tsp, 60(4):1556-1570, 2012. [doi]

Suboptimal recursive optimisation framework for adaptive resource allocation in spectrum-sharing networksYogachandran Rahulamathavan, Sangarapillai Lambotharan, Cenk Toker, Alex B. Gershman. iet-spr, 6(1):27-33, 2012. [doi]

Robust Adaptive Beamforming Using Multidimensional Covariance FittingMichael Rübsamen, Alex B. Gershman. tsp, 60(2):740-753, 2012. [doi]

2011

Orthogonalization techniques for single group multicasting in cooperative amplify-and-forward networksA. Abdelkader, Marius Pesavento, Alex B. Gershman. camsap 2011: 225-228 [doi]

A Low Complexity Decoder for Quasi-Orthogonal Space Time Block CodesSamer J. Alabed, Javier M. Paredes, Alex B. Gershman. TWC, 10(3):988-994, 2011. [doi]

Distributed differential space-time coding techniques for two-way wireless relay networksSamer J. Alabed, Marius Pesavento, Alex B. Gershman. camsap 2011: 221-224 [doi]

Distributed beamforming for multiuser peer-to-peer and multi-group multicasting relay networksNils Bornhorst, Marius Pesavento, Alex B. Gershman. icassp 2011: 2800-2803 [doi]

Worst-case based robust adaptive beamforming for general-rank signal models using positive semi-definite covariance constraintHaihua Chen, Alex B. Gershman. icassp 2011: 2628-2631 [doi]

Relay Network Beamforming and Power Control Using Maximization of Mutual InformationJavier M. Paredes, Alex B. Gershman. TWC, 10(12):4356-4365, 2011. [doi]

Direction-of-arrival estimation and array calibration for partly-calibrated arraysPouyan Parvazi, Marius Pesavento, Alex B. Gershman. icassp 2011: 2552-2555 [doi]

Tensor-based semi-blind channel estimation for MIMO OSTBC-coded systemsFlorian Roemer, Nima Sarmadi, Bin Song, Martin Haardt, Marius Pesavento, Alex B. Gershman. acssc 2011: 449-453 [doi]

Sparse Array Design for Azimuthal Direction-of-Arrival EstimationMichael Rübsamen, Alex B. Gershman. tsp, 59(12):5957-5969, 2011. [doi]

Closed-form blind channel estimation for orthogonally coded MIMO-OFDM systems: An algorithm and uniqueness studyNima Sarmadi, Marius Pesavento, Alex B. Gershman. wsa 2011: 1-6 [doi]

Capacity maximization for distributed beamforming in one- and bi-directional relay networksAdrian Schad, Alex B. Gershman, Shahram Shahbazpanahi. icassp 2011: 2804-2807 [doi]

Joint Design of Transceivers for Multiple-Access Channels Using MMSE Decision Feedback DetectionJian-Kang Zhang, Kon Max Wong, Wenwen Jiang, Alex B. Gershman. tvt, 60(8):3792-3804, 2011. [doi]

2010

Multiple-antenna multicasting using channel orthogonalization and local refinementAhmed Abdelkader, Alex B. Gershman, Nicholas D. Sidiropoulos. tsp, 58(7):3922-3927, 2010. [doi]

Filter-and-forward distributed beamforming in relay networks with frequency selective fadingHaihua Chen, Alex B. Gershman, Shahram Shahbazpanahi. tsp, 58(3):1251-1262, 2010. [doi]

Filter-and-Forward Distributed Beamforming for Two-Way Relay Networks with Frequency Selective ChannelsHaihua Chen, Alex B. Gershman, Shahram Shahbazpanahi. globecom 2010: 1-5 [doi]

SINR Balancing Technique for Downlink Beamforming in Cognitive Radio NetworksKanapathippillai Cumanan, Leila Musavian, Sangarapillai Lambotharan, Alex B. Gershman. spl, 17(2):133-136, 2010. [doi]

One- and two-dimensional direction-of-arrival estimation: An overview of search-free techniquesAlex B. Gershman, Michael Rübsamen, Marius Pesavento. sigpro, 90(5):1338-1349, 2010. [doi]

Convex Optimization-Based BeamformingAlex B. Gershman, Nicholas D. Sidiropoulos, Shahram Shahbazpanahi, Mats Bengtsson, Björn E. Ottersten. spm, 27(3):62-75, 2010. [doi]

Robust adaptive beamforming in partly calibrated sparse sensor arraysLei Lei, Joni Polili Lie, Alex B. Gershman, Chong Meng Samson See. tsp, 58(3):1661-1667, 2010. [doi]

Robust adaptive beamforming and steering vector estimation in partly calibrated sensor arrays: A structured uncertainty approachLei Lei, Joni Polili Lie, Alex B. Gershman, Chong Meng Samson See. icassp 2010: 2534-2537 [doi]

On ergodic sum capacity of underlay cognitive broadcast channelsLiang Li, Marius Pesavento, Alex B. Gershman. pimrc 2010: 2710-2714 [doi]

Downlink Opportunistic Scheduling with Low-Rate Channel State Feedback: Error Rate Analysis and Optimization of the Feedback ParametersLiang Li, Marius Pesavento, Alex B. Gershman. tcom, 58(10):2871-2880, 2010. [doi]

Relay Network Beamforming and Power Control Using Maximization of Mutual InformationJavier M. Paredes, Alex B. Gershman. globecom 2010: 1-5 [doi]

Cooperative transmission for wireless relay networks using limited feedbackJavier M. Paredes, Babak Hossein Khalaj, Alex B. Gershman. tsp, 58(7):3828-3841, 2010. [doi]

Direction-of-arrival and spatial signature estimation in antenna arrays with pairwise sensor calibrationPouyan Parvazi, Alex B. Gershman. icassp 2010: 2618-2621 [doi]

Iterative dual downlink beamforming for cognitive radio networksMarius Pesavento, Dana Ciochina, Alex B. Gershman. crowncom 2011: 1-5 [doi]

Robust adaptive beamforming based on multi-dimensional covariance fittingMichael Rübsamen, Alex B. Gershman. icassp 2010: 2538-2541 [doi]

Robust broadband adaptive beamforming using convex optimizationMichael Rübsamen, Amr El-Keyi, Alex B. Gershman, Thia Kirubarajan. In Daniel P. Palomar, Yonina C. Eldar, editors, Convex Optimization in Signal Processing and Communications. pages 315-339, Cambridge University Press, 2010.

Closed-form blind channel estimation in orthogonally coded MIMO-OFDM systemsNima Sarmadi, Alex B. Gershman, Shahram Shahbazpanahi. icassp 2010: 3306-3309 [doi]

Filter-and-forward multiple peer-to-peer beamforming in relay networkswith frequency selective channelsAdrian Schad, Haihua Chen, Alex B. Gershman, Shahram Shahbazpanahi. icassp 2010: 3246-3249 [doi]

Robust Downlink Beamforming for Cognitive Radio NetworksImran Wajid, Marius Pesavento, Yonina C. Eldar, Alex B. Gershman. globecom 2010: 1-5 [doi]

2009

Transmit beamforming for wireless multicasting using channel orthogonalization and local refinementAhmed Abdelkader, Imran Wajid, Alex B. Gershman, Nicholas D. Sidiropoulos. icassp 2009: 2281-2284 [doi]

Filter-and-forward distributed beamforming for relay networks in frequency selective fading channelsHaihua Chen, Alex B. Gershman, Shahram Shahbazpanahi. icassp 2009: 2269-2272 [doi]

Distributed peer-to-peer beamforming for multiuser relay networksHaihua Chen, Alex B. Gershman, Shahram Shahbazpanahi. icassp 2009: 2265-2268 [doi]

Statistical eigenmode transmission over jointly correlated MIMO channelsXiqi Gao, Bin Jiang, Xiao Li, Alex B. Gershman, Matthew R. McKay. TIT, 55(8):3735-3750, 2009. [doi]

Transmit antenna selection based strategies in MISO communication systems with low-rate channel state feedbackLiang Li, Sergiy A. Vorobyov, Alex B. Gershman. TWC, 8(4):1660-1666, 2009. [doi]

A differential cooperative transmission scheme with low rate feedbackJavier M. Paredes, Babak H. Khalaj, Alex B. Gershman. icassp 2009: 2621-2624 [doi]

Direction-of-Arrival Estimation for Nonuniform Sensor Arrays: From Manifold Separation to Fourier Domain MUSIC MethodsMichael Rübsamen, Alex B. Gershman. tsp, 57(2):588-599, 2009. [doi]

Blind channel estimation in orthogonally coded MIMO-OFDM systems: a semidefinite relaxation approachNima Sarmadi, Shahram Shahbazpanahi, Alex B. Gershman. tsp, 57(6):2354-2364, 2009. [doi]

Robust downlink beamforming using covariance channel state informationImran Wajid, Yonina C. Eldar, Alex B. Gershman. icassp 2009: 2285-2288 [doi]

2008

Robust adaptive beamforming for general-rank signal models using positive semi-definite covariance constraintHaihua Chen, Alex B. Gershman. icassp 2008: 2341-2344 [doi]

A Message From the Outgoing Editor-in-ChiefAlex B. Gershman. spl, 15:934, 2008. [doi]

Signal processing letters: Charting a new course [Society News]Alex B. Gershman, Kostas N. Plataniotis, K. J. Ray Liu. spm, 25(6):8, 2008. [doi]

High-rate space-time block codes with fast maximum-likelihood decodingJavier M. Paredes, Alex B. Gershman. icassp 2008: 2385-2388 [doi]

A New Full-Rate Full-Diversity Space-Time Block Code With Nonvanishing Determinants and Simplified Maximum-Likelihood DecodingJavier M. Paredes, Alex B. Gershman, Mohammad Gharavi-Alkhansari. tsp, 56(6):2461-2469, 2008. [doi]

Improving the threshold performance of the estimator bank direction finding techniques using outlier identification and curePouyan Parvazi, Alex B. Gershman, Yuri I. Abramovich. iswpc 2008: 270-273 [doi]

Low-rank covariance matrix tapering for robust adaptive beamformingMichael RÃ¼bsamen, Christian Gerlach, Alex B. Gershman. icassp 2008: 2333-2336 [doi]

Root-music based direction-of-arrival estimation methods for arbitrary non-uniform arraysMichael RÃ¼bsamen, Alex B. Gershman. icassp 2008: 2317-2320 [doi]

Blind channel estimation in MIMO-OFDM systems using semi-definite relaxationNima Sarmadi, Alex B. Gershman, Shahram Shahbazpanahi. icassp 2008: 2381-2384 [doi]

Blind and Semiblind Channel and Carrier Frequency-Offset Estimation in Orthogonally Space-Time Block Coded MIMO SystemsShahram Shahbazpanahi, Alex B. Gershman, Georgios B. Giannakis. tsp, 56(2):702-711, 2008. [doi]

Robust downlink beamforming using positive semi-definite covariance constraintsVimal Sharma, Imran Wajid, Alex B. Gershman, Haihua Chen, Sangarapillai Lambotharan. wsa 2008: 36-41 [doi]

On the Relationship Between Robust Minimum Variance Beamformers With Probabilistic and Worst-Case Distortionless Response ConstraintsSergiy A. Vorobyov, Haihua Chen, Alex B. Gershman. tsp, 56(11):5719-5724, 2008. [doi]

Blind channel estimation in DS-CDMA systems with unknown wide-sense stationary noise using generalized correlation decompositionKeyvan Zarifi, Alex B. Gershman. icassp 2008: 2809-2812 [doi]

Generalized Correlation Decomposition-Based Blind Channel Estimation in DS-CDMA Systems With Unknown Wide-Sense Stationary NoiseKeyvan Zarifi, Alex B. Gershman. tsp, 56(11):5605-5617, 2008. [doi]

High SNR Performance Analysis of Blind Minimum Output Energy Receivers for Large DS-CDMA SystemsKeyvan Zarifi, Alex B. Gershman. tsp, 56(7-2):3248-3260, 2008. [doi]

Asymptotic Performance Analysis of Blind Minimum Output Energy Receivers for Large DS-CDMA SystemsKeyvan Zarifi, Alex B. Gershman. tsp, 56(2):650-663, 2008. [doi]

2007

Robust Downlink Beamforming Based on Outage Probability SpecificationsBatu K. Chalise, Shahram Shahbazpanahi, Andreas Czylwik, Alex B. Gershman. TWC, 6(10):3498-3503, 2007. [doi]

A State-Space Approach to Robust Multiuser DetectionAmr El-Keyi, Thiagalingam Kirubarajan, Alex B. Gershman. TWC, 6(9):3333-3343, 2007. [doi]

Introduction to the Issue on Convex Optimization Methods for Signal ProcessingYonina C. Eldar, Timothy N. Davidson, Alex B. Gershman, Zhi-Quan Luo. jstsp, 1(4):537-539, 2007. [doi]

Robust Adaptive Beamforming: When the Worst Case is the Best We Can DoAlex B. Gershman. icdsp 2007: 13 [doi]

Estimating the Parameters of Multiple Wideband Polynomial-Phase Signals in Sensor Arrays using Spatial Time-Frequency DistributionsAboulnasr Hassanien, Alex B. Gershman, Kon Max Wong. icassp 2007: 1069-1072 [doi]

A 2x2 Space-Time Code with Non-Vanishing Determinants and Fast Maximum Likelihood DecodingJavier M. Paredes, Alex B. Gershman, Mohammad Gharavi-Alkhansari. icassp 2007: 877-880 [doi]

Detecting Outliers in the Estimator Bank-Based Direction Finding Techniques using the Likelihood Ratio Quality AssessmentPouyan Parvazi, Alex B. Gershman, Yuri I. Abramovich. icassp 2007: 1065-1068 [doi]

Performance Tradeoffs Among Adaptive Beamforming CriteriaYue Rong, Yonina C. Eldar, Alex B. Gershman. jstsp, 1(4):651-659, 2007. [doi]

Semiblind Channel and Carrier Frequency-Offset Estimation for Orthogonally Space-Time Block Coded MIMO SystemsShahram Shahbazpanahi, Alex B. Gershman, Georgios B. Giannakis. icassp 2007: 869-872 [doi]

On the Relationship between the Worst-Case Optimization-Based and Probability-Constrained Approaches to Robust Adaptive BeamformingSergiy A. Vorobyov, Alex B. Gershman, Yue Rong. icassp 2007: 977-980 [doi]

Channel-Aware ALOHA-Based OFDM Subcarrier Assignment in Single-Cell Wireless CommunicationsY. Xue, T. Kaiser, Alex B. Gershman. tcom, 55(5):953-962, 2007. [doi]

High SNR Performance Analysis of Blind Minimum Output Energy Receivers in Large DS-CDMA SystemsKeyvan Zarifi, Alex B. Gershman. icassp 2007: 657-660 [doi]

Performance Analysis of Blind Subspace-Based Signature Estimation Algorithms for DS-CDMA Systems with Unknown Correlated NoiseKeyvan Zarifi, Alex B. Gershman. ejasp, 2007, 2007. [doi]

Blind Subspace-Based Signature Estimation in DS-CDMA Systems With Unknown Wide-Sense Stationary InterferenceKeyvan Zarifi, Alex B. Gershman. tsp, 55(7-1):3325-3335, 2007. [doi]

2006

Robust transmit eigen beamforming based on imperfect channel state informationAyman Abdel-Samad, Timothy N. Davidson, Alex B. Gershman. tsp, 54(5):1596-1609, 2006. [doi]

Training-based MIMO channel estimation: a study of estimator tradeoffs and optimal training signalsMehrzad Biguesh, Alex B. Gershman. tsp, 54(3):884-893, 2006. [doi]

Rank reduction direction-of-arrival estimators with an improved robustness against subarray orientation errorsSherif Abd Elkader, Alex B. Gershman, Kon Max Wong. tsp, 54(5):1951-1955, 2006. [doi]

Convex optimization based beam-space preprocessing with improved robustness against out-of-sector sourcesAboulnasr Hassanien, Sherif Abd Elkader, Alex B. Gershman, Kon Max Wong. tsp, 54(5):1587-1595, 2006. [doi]

Adaptive OFDM Techniques With One-Bit-Per-Subcarrier Channel-State FeedbackYue Rong, Sergiy A. Vorobyov, Alex B. Gershman. tcom, 54(11):1993-2003, 2006. [doi]

Robust Linear Receivers for Multiaccess Space-Time Block-Coded MIMO Systems: A Probabilistically Constrained ApproachYue Rong, Sergiy A. Vorobyov, Alex B. Gershman. jsac, 24(8):1560-1570, 2006. [doi]

Semiblind multiuser MIMO channel estimation using capon and MUSIC techniquesShahram Shahbazpanahi, Alex B. Gershman, Georgios B. Giannakis. tsp, 54(9):3581-3591, 2006. [doi]

Robust Minimum Variance Adaptive Beamformers and Multiuser MIMO Receivers: From the Worst-Case to Probabilistically Constrained DesignsSergiy A. Vorobyov, Yue Rong, Alex B. Gershman. icassp 2006: 977-980 [doi]

Subspace-Based Blind Channel Estimation in DS-CDMA Systems with Unknown Wide-Sense Stationary InterferenceKeyvan Zarifi, Alex B. Gershman. icassp 2006: 121-124 [doi]

Blind subspace-based signature waveform estimation in BPSK-modulated DS-CDMA systems with circular noiseKeyvan Zarifi, Alex B. Gershman. tsp, 54(9):3592-3602, 2006. [doi]

2005

Robust transmit eigen-beamforming with imperfect knowledge of channel correlationsAyman Abdel-Samad, Alex B. Gershman. icc 2005: 2292-2296 [doi]

Robust adaptive beamforming based on the Kalman filterAmr El-Keyi, Thiagalingam Kirubarajan, Alex B. Gershman. tsp, 53(8-2):3032-3041, 2005. [doi]

A generalized ESPRIT approach to direction-of-arrival estimationFeifei Gao, Alex B. Gershman. spl, 12(3):254-257, 2005. [doi]

On diversity and coding gains and optimal matrix constellations for space-time block codesMohammad Gharavi-Alkhansari, Alex B. Gershman. tsp, 53(10):3703-3717, 2005. [doi]

Constellation space invariance of orthogonal space-time block codesMohammad Gharavi-Alkhansari, Alex B. Gershman. TIT, 51(1):331-334, 2005. [doi]

Exact error probability analysis of multimedia multicast transmission in MIMO wireless networks using orthogonal space-time block codesRasha Ibrahim, Mohammad Gharavi-Alkhansari, Alex B. Gershman. icassp 2005: 889-892 [doi]

Exploiting multiple shift invariances in multidimensional harmonic retrieval of damped exponentialsMarius Pesavento, Shahram Shahbazpanahi, Johann F. Böhme, Alex B. Gershman. icassp 2005: 1017-1020 [doi]

Robust linear receivers for space-time block coded multiaccess MIMO systems with imperfect channel state informationYue Rong, Shahram Shahbazpanahi, Alex B. Gershman. tsp, 53(8-2):3081-3090, 2005. [doi]

Linear block precoding for OFDM systems based on maximization of mean cutoff rateYue Rong, Sergiy A. Vorobyov, Alex B. Gershman. tsp, 53(12):4691-4696, 2005. [doi]

Closed-form blind MIMO channel estimation for orthogonal space-time block codesShahram Shahbazpanahi, Alex B. Gershman, Jonathan H. Manton. tsp, 53(12):4506-4517, 2005. [doi]

Semi-blind multi-user MIMO channel estimation based on Capon and MUSIC techniquesShahram Shahbazpanahi, Alex B. Gershman, Georgios B. Giannakis. icassp 2005: 773-776 [doi]

Maximum likelihood direction-of-arrival estimation in unknown noise fields using sparse sensor arraysSergiy A. Vorobyov, Alex B. Gershman, Kon Max Wong. tsp, 53(1):34-43, 2005. [doi]

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