Witold A. Krzymien

173 papers A* 1B 35C 1Misc 4Journal 90Unranked 42
YearRankTypeTitle / Venue / Authors
2025 J jnl
Machine-Learning-Aided TDD Massive MIMO Downlink Transmission for High-Mobility Multi-Antenna Users With Partial Uplink Channel State Information.
IEEE Trans. Wirel. Commun.
Bitan Banerjee, Robert C. Elliott, Witold A. Krzymien, Mostafa Medra
2024 J jnl
Hybrid Beamforming for mmWave Massive MIMO Systems Using Conditional Generative Adversarial Networks.
IEEE Trans. Veh. Technol.
Bitan Banerjee, Robert C. Elliott, Witold A. Krzymien, Mostafa Medra
2023 J jnl
A Reduced-Complexity Load-Modulated MIMO Transmitter Readily Scalable in 5G Massive MIMO Transmitters.
IEEE Trans. Circuits Syst. II Express Briefs
Ferhad Kasem, Karumudi Rambabu, Ashwin K. Iyer, Witold A. Krzymien
2023 J jnl
Downlink Channel Estimation for FDD Massive MIMO Using Conditional Generative Adversarial Networks.
IEEE Trans. Wirel. Commun.
Bitan Banerjee, Robert C. Elliott, Witold A. Krzymien, Hamid Farmanbar
2023 J jnl
Symbiotic Backscatter Communication Underlying a Cell-Free Massive MIMO System.
IEEE Internet Things J.
Mahtab Ataeeshojai, Robert C. Elliott, Witold A. Krzymien, Chintha Tellambura, Ivo Maljevic
2022 B conf
Access Point Clustering in Cell-Free Massive MIMO Using Multi-Agent Reinforcement Learning.
PIMRC
Bitan Banerjee, Robert C. Elliott, Witold A. Krzymien, Hamid Farmanbar
2022 J jnl
Iterative Matrix Inversion Methods for Precoding in Cell-Free Massive MIMO Systems.
IEEE Trans. Veh. Technol.
Mahtab Ataeeshojai, Robert C. Elliott, Witold A. Krzymien, Chintha Tellambura, Ivo Maljevic
2022 — conf
Machine Learning Assisted DL CSI Estimation for High-Mobility Multi-Antenna Users with Partial UL CSI Availability in TDD Massive MIMO Systems.
GLOBECOM (Workshops)
Bitan Banerjee, Robert C. Elliott, Witold A. Krzymien, Mostafa Medra
2021 B conf
Towards FDD Massive MIMO: Downlink Channel Covariance Matrix Estimation Using Conditional Generative Adversarial Networks.
PIMRC
Bitan Banerjee, Robert C. Elliott, Witold A. Krzymien, Hamid Farmanbar
2020 J jnl
A Framework for MEC-Enhanced Small-Cell HetNet with Massive MIMO.
IEEE Wirel. Commun.
Chenmeng Wang, Robert C. Elliott, Daquan Feng, Witold A. Krzymien, Shengli Zhang, Jordan Melzer
2020 — conf
Correlated Placement of Small Cell Base Stations: A Coverage Enriched HetNet with Massive MIMO.
VTC Spring
Bitan Banerjee, Robert C. Elliott, Witold A. Krzymien, Jordan Melzer
2020 J jnl
Energy-Efficient Resource Allocation in Single-RF Load-Modulated Massive MIMO HetNets.
IEEE Open J. Commun. Soc.
Mahtab Ataeeshojai, Robert C. Elliott, Witold A. Krzymien, Chintha Tellambura, Jordan Melzer
2020 J jnl
Hybrid Beamforming for mmWave Massive MIMO Systems Employing DFT-Assisted User Clustering.
IEEE Trans. Veh. Technol.
Maliheh Soleimani, Robert C. Elliott, Witold A. Krzymien, Jordan Melzer, Pedram Mousavi
2019 J jnl
Simplified User Grouping Algorithm for Massive MIMO on Sparse Beam-Space Channels.
IEICE Trans. Commun.
Maliheh Soleimani, Mahmood Mazrouei-Sebdani, Robert C. Elliott, Witold A. Krzymien, Jordan Melzer
2018 J jnl
Coverage probability analysis of three uplink power control schemes: Stochastic geometry approach.
EURASIP J. Wirel. Commun. Netw.
Prasanna Herath, Chintha Tellambura, Witold A. Krzymien
2018 J jnl
Empirical Distribution of Nearest-Transmitter Distance in Wireless Networks Modeled by Matérn Hard Core Point Processes.
IEEE Trans. Veh. Technol.
Chunlin Chen, Robert C. Elliott, Witold A. Krzymien
2018 J jnl
Modeling of Cellular Networks Using Stationary and Nonstationary Point Processes.
IEEE Access
Chunlin Chen, Robert C. Elliott, Witold A. Krzymien, Jordan Melzer
2018 J jnl
Rotating cluster mechanism for coordinated heterogeneous MIMO cellular networks.
EURASIP J. Wirel. Commun. Netw.
Hakimeh Purmehdi, Robert C. Elliott, Witold A. Krzymien, Jordan Melzer
2017 B conf
Hybrid beamforming and DFT-based channel estimation for millimeter wave MIMO systems.
PIMRC
Maliheh Soleimani, Robert C. Elliott, Witold A. Krzymien, Jordan Melzer, Pedram Mousavi
2017 J jnl
Robust precoder design for massive MIMO with peak total power constrained single-RF-chain transmitters.
IET Commun.
Maliheh Soleimani, Mahmood Mazrouei-Sebdani, Robert C. Elliott, Witold A. Krzymien, Jordan Melzer
2016 Misc conf
A path selection algorithm for sparse massive MIMO channels.
ACSSC
Maliheh Soleimani, Mahmood Mazrouei-Sebdani, Witold A. Krzymien, Jordan Melzer
2016 J jnl
Coverage and Rate Analysis for Limited Information Cell Association in Stochastic-Layout Cellular Networks.
IEEE Trans. Veh. Technol.
Prasanna Herath, Witold A. Krzymien, Chintha Tellambura
2016 J jnl
Massive MIMO With Nonlinear Precoding: Large-System Analysis.
IEEE Trans. Veh. Technol.
Mahmood Mazrouei-Sebdani, Witold A. Krzymien, Jordan Melzer
2016 J jnl
Reduced-Complexity User Scheduling Algorithms for Coordinated Heterogeneous MIMO Networks.
IEEE Trans. Veh. Technol.
Hakimeh Purmehdi, Robert C. Elliott, Witold A. Krzymien
2015 J jnl
A Novel Low-Complexity Joint User-Relay Selection and Association for Multi-User Multi-Relay MIMO Uplink.
IEEE Wirel. Commun. Lett.
Godfrey O. Okeke, Witold A. Krzymien, Yindi Jing, Jordan Melzer
2015 — conf
Stochastic Geometry Modeling of Cellular Uplink Power Control under Composite Rayleigh-Lognormal Fading.
VTC Fall
Prasanna Herath, Chintha Tellambura, Witold A. Krzymien
2014 — conf
A Novel Base Stations-Mobile Stations Association Policy for Cellular Networks.
VTC Fall
Prasanna Herath, Witold A. Krzymien, Chintha Tellambura
2014 Misc conf
Effect of cluster rotation speed in coordinated heterogeneous MIMO cellular networks with proportionally fair user scheduling.
ACSSC
Hakimeh Purmehdi, Robert C. Elliott, Witold A. Krzymien, Jordan Melzer
2014 J jnl
Low Complexity User Scheduling, Ordering and Transmit Covariance Matrix Optimization Algorithms for Successive Zero-Forcing Precoding.
Wirel. Pers. Commun.
Shreeram Sigdel, Witold A. Krzymien
2014 — conf
Rotating clustering with simulated annealing user scheduling for coordinated heterogeneous MIMO cellular networks.
ICC
Hakimeh Purmehdi, Robert C. Elliott, Witold A. Krzymien, Jordan Melzer
2013 B conf
Distributed beamforming in multi-cell cooperative MIMO Cellular Networks with non-regenerative relays: An LTE-Advanced framework.
GLOBECOM
Godfrey O. Okeke, Witold A. Krzymien, Yindi Jing
2013 Misc conf
Downlink coverage analysis of n-tier heterogeneous cellular networks based on clustered stochastic geometry.
ACSSC
Chunlin Chen, Robert C. Elliott, Witold A. Krzymien
2013 — conf
Eigenmode Scheduling via Simulated Annealing for Multiuser MIMO Downlink with Successive Zero-Forcing Precoding.
ISWCS
Marcin M. Misiewicz, Robert C. Elliott, Kevin R. Jacobson, Witold A. Krzymien
2013 J jnl
Linear Precoding and Equalization for Network MIMO with Partial Cooperation
CoRR
Saeed Kaviani, Osvaldo Simeone, Witold A. Krzymien, Shlomo Shamai
2013 J jnl
Location-assisted clustering and scheduling for coordinated homogeneous and heterogeneous cellular networks.
Trans. Emerg. Telecommun. Technol.
Mohsen Eslami, Robert C. Elliott, Witold A. Krzymien, Mazin Al-Shalash
2013 Misc conf
Massive MIMO with clustered pilot contamination precoding.
ACSSC
Mahmood Mazrouei-Sebdani, Witold A. Krzymien
2013 J jnl
On MMSE Vector-Perturbation Precoding for MIMO Broadcast Channels With Per-Antenna-Group Power Constraints.
IEEE Trans. Signal Process.
Mahmood Mazrouei-Sebdani, Witold A. Krzymien
2013 J jnl
Optimal Multiuser Zero-Forcing with Per-Antenna Power Constraints for Network MIMO Coordination
CoRR
Saeed Kaviani, Witold A. Krzymien
2013 J jnl
Robust Joint Precoder and Equalizer Design in MIMO Communication Systems
CoRR
Saeed Kaviani, Witold A. Krzymien
2012 J jnl
A Null-Subcarrier-Aided Reference Symbol Mapping Scheme for 3GPP LTE Downlink in High-Mobility Scenarios.
IEEE Trans. Veh. Technol.
Siva D. Muruganathan, Witold A. Krzymien, Abu B. Sesay
2012 J jnl
Beamforming in Non-Regenerative MIMO Broadcast Relay Networks.
IEEE Trans. Signal Process.
Godfrey O. Okeke, Witold A. Krzymien, Yindi Jing
2012 — conf
Greedy and progressive user scheduling for CoMP wireless networks.
ICC
Shreeram Sigdel, Witold A. Krzymien, Mazin Al-Shalash
2012 J jnl
Linear Precoding and Equalization for Network MIMO With Partial Cooperation.
IEEE Trans. Veh. Technol.
Saeed Kaviani, Osvaldo Simeone, Witold A. Krzymien, Shlomo Shamai
2012 J jnl
Low complexity greedy, genetic and hybrid user scheduling algorithms for multiuser MIMO systems with successive zero-forcing.
Trans. Emerg. Telecommun. Technol.
Robert C. Elliott, Shreeram Sigdel, Witold A. Krzymien
2012 — conf
On MMSE vector-perturbation precoding for MIMO broadcast channels with per-antenna-group power constraints.
ICC
Mahmood Mazrouei-Sebdani, Witold A. Krzymien
2012 B conf
Robust joint precoder and equalizer design in MIMO communication systems.
WCNC
Saeed Kaviani, Witold A. Krzymien
2012 — conf
Simulated annealing user scheduling for coordinated heterogeneous MIMO networks.
ACSCC
Hakimeh Purmehdi, Robert C. Elliott, Witold A. Krzymien
2012 — conf
Sum Rate of p-Sphere Encoding for MIMO Broadcast Channels with Reduced Peak Power.
VTC Spring
Mahmood Mazrouei-Sebdani, Witold A. Krzymien
2012 J jnl
Vector Perturbation Precoding for Network MIMO: Sum Rate, Fair User Scheduling, and Impact of Backhaul Delay.
IEEE Trans. Veh. Technol.
Mahmood Mazrouei-Sebdani, Witold A. Krzymien
2011 — conf
Beamforming in MIMO broadcast relay networks with multiple antenna users.
ACSCC
Godfrey O. Okeke, Yindi Jing, Witold A. Krzymien
2011 J jnl
Correction to "Downlink Scheduling via Genetic Algorithms for Multiuser Single-Carrier and Multicarrier MIMO Systems With Dirty Paper Coding" [Sep 09 3247-3262].
IEEE Trans. Veh. Technol.
Robert C. Elliott, Witold A. Krzymien
2011 J jnl
Improved and weighted sum rate maximization for successive zero-forcing in multiuser MIMO systems.
EURASIP J. Wirel. Commun. Netw.
Robert C. Elliott, Witold A. Krzymien
2011 B conf
Linear MMSE Precoding and Equalization for Network MIMO with Partial Cooperation.
GLOBECOM
Saeed Kaviani, Osvaldo Simeone, Witold A. Krzymien, Shlomo Shamai
2011 J jnl
Multihop relaying and multiple antenna techniques: performance trade-offs in cellular systems.
EURASIP J. Wirel. Commun. Netw.
Kevin R. Jacobson, Witold A. Krzymien
2011 J jnl
Net Throughput Maximization of Per-Chunk User Scheduling for MIMO-OFDM Downlink.
IEEE Trans. Veh. Technol.
Mohsen Eslami, Witold A. Krzymien
2011 J jnl
On the Convergence of Genetic Scheduling Algorithms for Downlink Transmission in Multi-User MIMO Systems.
Wirel. Pers. Commun.
Robert C. Elliott, Witold A. Krzymien
2011 J jnl
Optimal Multiuser Zero Forcing with Per-Antenna Power Constraints for Network MIMO Coordination.
EURASIP J. Wirel. Commun. Netw.
Saeed Kaviani, Witold A. Krzymien
2011 B conf
Vector perturbation precoding and user scheduling for network MIMO.
WCNC
Mahmood Mazrouei-Sebdani, Witold A. Krzymien
2010 J jnl
An efficient low-complexity detector for spatially multiplexed MC-CDM.
IEEE Trans. Signal Process.
Mohsen Eslami, Witold A. Krzymien
2010 J jnl
Analytical query response time evaluation for a two-level clustering hierarchy based wireless sensor network routing protocol.
IEEE Commun. Lett.
Siva D. Muruganathan, Abu B. Sesay, Witold A. Krzymien
2010 J jnl
Antenna and User Subset Selection in Downlink Multiuser Orthogonal Space-Division Multiplexing.
Wirel. Pers. Commun.
Shreeram Sigdel, Witold A. Krzymien
2010 J jnl
Comparison of Partial CSI Encoding Methods in Multi-User MIMO Systems.
Wirel. Pers. Commun.
Bartosz Mielczarek, Witold A. Krzymien
2010 J jnl
Cooperative MIMO multiple-relay system with optimised beamforming and power allocation.
IET Commun.
Arash Talebi, Witold A. Krzymien
2010 J jnl
Covariance precoding schemes for MIMO OFDM over transmit-antenna and path-correlated channels.
Eur. Trans. Telecommun.
Yu Fu, Witold A. Krzymien, Chintha Tellambura
2010 J jnl
Efficient Transmission Schemes for Multiuser MIMO Downlink with Linear Receivers and Partial Channel State Information.
EURASIP J. Wirel. Commun. Netw.
Mohsen Eslami, Witold A. Krzymien
2010 J jnl
Hybrid-arq for layered space time MIMO systems with channel state information only at the receiver.
IET Commun.
Chunlong Bai, Witold A. Krzymien, Ivan J. Fair
2010 J jnl
Jointly Designed Architecture-Aware LDPC Convolutional Codes and High-Throughput Parallel Encoders/Decoders.
IEEE Trans. Circuits Syst. I Regul. Pap.
Zhengang Chen, Tyler L. Brandon, Duncan G. Elliott, Stephen Bates, Witold A. Krzymien, Bruce F. Cockburn
2010 B conf
Multicell Scheduling in Network MIMO.
GLOBECOM
Saeed Kaviani, Witold A. Krzymien
2010 — conf
Null Sub-Carrier Aided Reference Symbol Mapping for Improved Channel Estimation in 3GPP LTE Downlink.
VTC Spring
Siva D. Muruganathan, Witold A. Krzymien, Abu B. Sesay
2010 — conf
User Scheduling for Network MIMO Systems with Successive Zero-Forcing Precoding.
VTC Fall
Shreeram Sigdel, Witold A. Krzymien
2009 — conf
Adaptive CSI Prediction in Linear Multi-User MIMO Systems.
VTC Fall
Bartosz Mielczarek, Witold A. Krzymien
2009 B conf
Cooperative vs multihop relaying in cellular systems.
PIMRC
Kevin R. Jacobson, Witold A. Krzymien
2009 J jnl
Density Evolution for Nonbinary LDPC Codes Under Gaussian Approximation.
IEEE Trans. Inf. Theory
Ge Li, Ivan J. Fair, Witold A. Krzymien
2009 J jnl
Downlink Scheduling via Genetic Algorithms for Multiuser Single-Carrier and Multicarrier MIMO Systems With Dirty Paper Coding.
IEEE Trans. Veh. Technol.
Robert C. Elliott, Witold A. Krzymien
2009 J jnl
Efficient Sum Rate Maximization and Resource Allocation in Block-Diagonalized Space-Division Multiplexing.
IEEE Trans. Veh. Technol.
Boon Chin Lim, Witold A. Krzymien, Christian Schlegel
2009 — conf
Efficient User Selection and Ordering Algorithms for Successive Zero-Forcing Precoding for Multiuser MIMO Downlink.
VTC Spring
Shreeram Sigdel, Witold A. Krzymien
2009 — conf
Greedy and Genetic User Scheduling Algorithms for Multiuser MIMO Systems with Block Diagonalization.
VTC Fall
Shreeram Sigdel, Robert C. Elliott, Witold A. Krzymien, Mazin Al-Shalash
2009 — conf
Limited-Feedback Multiuser MIMO-OFDM Downlink with Spatial Multiplexing and Per-Chunk/Per-Antenna User Scheduling.
MCSS
Mohsen Eslami, Witold A. Krzymien
2009 B conf
Multiple-antenna multiple-relay system with precoding for multiuser transmission.
IWCMC
Arash Talebi, Witold A. Krzymien
2009 — conf
On the Optimality of Multiuser Zero-Forcing Precoding in MIMO Broadcast Channels.
VTC Spring
Saeed Kaviani, Witold A. Krzymien
2009 J jnl
Performance of spatially multiplexed MC-CDM with zero-forcing unified successive interference cancellation detection.
IET Commun.
Mohsen Eslami, Witold A. Krzymien
2009 J jnl
Precoding for Orthogonal Space-Time Block-Coded OFDM Downlink: Mean or Covariance Feedback?
IEEE Trans. Veh. Technol.
Yu Fu, Witold A. Krzymien, Chintha Tellambura
2009 J jnl
Simplified Fair Scheduling and Antenna Selection Algorithms for Multiuser MIMO Orthogonal Space-Division Multiplexing Downlink.
IEEE Trans. Veh. Technol.
Shreeram Sigdel, Witold A. Krzymien
2009 B conf
Simplified user scheduling and mode selection algorithm for multiuser MIMO systems with limited-feedback CSIT linear precoding.
IWCMC
Shreeram Sigdel, Witold A. Krzymien
2009 J jnl
System Design and Throughput Analysis for Multihop Relaying in Cellular Systems.
IEEE Trans. Veh. Technol.
Kevin R. Jacobson, Witold A. Krzymien
2008 J jnl
A Novel Nonlinear Joint Transmitter-Receiver Processing Algorithm for the Downlink of Multiuser MIMO Systems.
IEEE Trans. Veh. Technol.
Jia Liu, Witold A. Krzymien
2008 J jnl
Adaptive Hybrid ARQ Systems With BCJR Decoding.
IEEE Trans. Veh. Technol.
Bartosz Mielczarek, Witold A. Krzymien
2008 J jnl
Decentralized Dynamic Allocation of Subchannels in Multiple Access Networks.
IEEE Commun. Lett.
Maged Elkashlan, Iain B. Collings, Zhuo Chen, Witold A. Krzymien
2008 — conf
Downlink Limited Feedback Transmission Schemes for Asymmetric MIMO Channels.
VTC Fall
Mohsen Eslami, Witold A. Krzymien
2008 J jnl
Limited-Feedback Precoding for Closed-Loop Multiuser MIMO OFDM Systems with Frequency Offsets.
IEEE Trans. Wirel. Commun.
Yu Fu, Chintha Tellambura, Witold A. Krzymien
2008 B conf
Multi-Hop Relaying and MIMO Techniques in Cellular Systems - Throughput Achievable on Rayleigh/Ricean Channels.
GLOBECOM
Kevin R. Jacobson, Witold A. Krzymien
2008 — conf
Multiple-Antenna Multiple-Relay Cooperative Communication System with Beamforming.
VTC Spring
Arash Talebi, Witold A. Krzymien
2008 — conf
Scheduling for MIMO Broadcast Channels with Linear Receivers and Partial Channel State Information.
VTC Spring
Mohsen Eslami, Witold A. Krzymien
2008 J jnl
Selection based resource allocation for decentralized multi-user communications.
Phys. Commun.
Maged Elkashlan, Zhuo Chen, Iain B. Collings, Witold A. Krzymien
2008 — conf
Simultaneous Feedback Reduction and Sum Rate Maximization in Block-Diagonalized Space-Division Multiplexing.
VTC Spring
Boon Chin Lim, Witold A. Krzymien, Christian Schlegel
2008 J jnl
Sub-Block Recovery Scheme for Iterative Decoding of Turbo Codes with the Sub-Block Structure.
IEICE Trans. Commun.
Chunlong Bai, Bartosz Mielczarek, Ivan J. Fair, Witold A. Krzymien
2008 B conf
Sum Rate Maximization of MIMO Broadcast Channels with Coordination of Base Stations.
WCNC
Saeed Kaviani, Witold A. Krzymien
2008 B conf
User Selection for Multiple-Antenna Broadcast Channel with Zero-Forcing Beamforming.
GLOBECOM
Saeed Kaviani, Witold A. Krzymien
2007 J jnl
A Gaussian Symbol-Level Model for CDMA Forward Link Intracell Interference.
IEEE Trans. Veh. Technol.
Geoffrey G. Messier, Witold A. Krzymien
2007 J jnl
A Novel Nonlinear Precoding Algorithm for the Downlink of Multiple Antenna Multi-User Systems.
Wirel. Pers. Commun.
Jia Liu, Witold A. Krzymien
2007 J jnl
A Technique for Multiuser and Intercarrier Interference Reduction in Multiple-Antenna Multiuser OFDM Downlink.
IEEE Trans. Wirel. Commun.
Yu Fu, Witold A. Krzymien, Chintha Tellambura
2007 J jnl
Diversity Combining Options and Low-Complexity MMSE Equalization for Spread Spectrum OFDM Systems in Frequency Selective Fading Channels.
Wirel. Pers. Commun.
Robert Novak, Witold A. Krzymien
2007 — conf
Downlink Scheduling for Multiple Antenna Multi-Carrier Systems with Dirty Paper Coding Via Genetic Algorithms.
MCSS
Robert C. Elliott, Witold A. Krzymien
2007 — conf
Downlink Scheduling for Multiple Antenna Systems with Dirty Paper Coding Via Genetic Algorithms.
VTC Spring
Robert C. Elliott, Witold A. Krzymien
2007 B conf
Hybrid-ARQ for Layered Space Time MIMO Systems with Channel State Information Only at the Receiver.
WCNC
Chunlong Bai, Witold A. Krzymien, Ivan J. Fair
2007 J jnl
Improved Analysis of List Decoding and Its Application to Convolutional Codes and Turbo Codes.
IEEE Trans. Inf. Theory
Chunlong Bai, Bartosz Mielczarek, Witold A. Krzymien, Ivan J. Fair
2007 B conf
Influence of CSI Feedback Delay on Capacity of Linear Multi-User MIMO Systems.
WCNC
Bartosz Mielczarek, Witold A. Krzymien
2007 — conf
Influence of CSI Feedback Errors on Capacity of Linear Multi-User MIMO Systems.
VTC Spring
Bartosz Mielczarek, Witold A. Krzymien
2007 J jnl
Performance evaluation of spatially multiplexed MIMO systems with subset antenna transmission in interference limited environments.
Wirel. Pers. Commun.
Shreeram Sigdel, Witold A. Krzymien
2007 B conf
Precoding for Multiuser Orthogonal Space-Time Block-Coded OFDM Downlink over Spatially-Correlated Channels.
WCNC
Yu Fu, Chintha Tellambura, Witold A. Krzymien
2007 — conf
Precoding for Multiuser Orthogonal Space-Time Block-Coded OFDM: Mean or Covariance Feedback?
ICC
Yu Fu, Witold A. Krzymien, Chintha Tellambura
2007 J jnl
Scheduling Algorithms and Throughput Maximization for the Downlink of Packet-Data Cellular Systems with Multiple Antennas at the Base Station.
Wirel. Pers. Commun.
David Mazzarese, Witold A. Krzymien
2007 B conf
Simplified Antenna Selection and User Scheduling for Orthogonal Space-Division Multiplexing.
WCNC
Shreeram Sigdel, Witold A. Krzymien
2007 J jnl
Transmitter Precoding for ICI Reduction in Closed-Loop MIMO OFDM Systems.
IEEE Trans. Veh. Technol.
Yu Fu, Chintha Tellambura, Witold A. Krzymien
2006 — conf
A Minimum Mean-Square Error Criterion Based Nonlinear Joint Transmitter-Receiver Processing Algorithm for the Downlink of Multi-User MIMO Systems.
VTC Spring
Jia Liu, Witold A. Krzymien
2006 B conf
A Novel Nonlinear Joint Transmitter-Receiver Processing Algorithm for the Downlink of Multi-User MIMO Systems.
GLOBECOM
Jia Liu, Witold A. Krzymien
2006 B conf
Adaptive Precoding for Switching between Spatial Multiplexing and Diversity in MIMO OFDM with Transmit Antenna and Path Correlations.
GLOBECOM
Yu Fu, Chintha Tellambura, Witold A. Krzymien
2006 — conf
An Efficient Detector for Spatially Multiplexed MC-CDM Communications.
VTC Fall
Mohsen Eslami, Witold A. Krzymien
2006 — conf
Cell Dimensioning and Network Throughput in Cellular Multi-Hop Relay Networks.
VTC Fall
Kevin R. Jacobson, Witold A. Krzymien
2006 — conf
Efficient Receive Antenna Selection Algorithms and Framework for Transmit Zero-Forcing Beamforming.
VTC Spring
Boon Chin Lim, Christian Schlegel, Witold A. Krzymien
2006 J jnl
Improved channel decoding for the CDMA forward link chip-level LMMSE receiver.
IEEE Trans. Veh. Technol.
Geoffrey G. Messier, Witold A. Krzymien
2006 — conf
Interference Suppression Through Adaptive Subset Antenna Transmission in Interference Limited MIMO Wireless Environments.
VTC Fall
Shreeram Sigdel, Witold A. Krzymien
2006 J jnl
Low-density parity-check codes for space-time wireless transmission.
IEEE Trans. Wirel. Commun.
Ge Li, Ivan J. Fair, Witold A. Krzymien
2006 B conf
Non-Linear Precoding for OFDM Systems in Spatially-Correlated Frequency-Selective Fading MIMO Channels.
GLOBECOM
Yu Fu, Witold A. Krzymien, Chintha Tellambura
2006 J jnl
Performance of turbo coding with improved interference estimation on the CDMA space time transmit diversity forward link.
IEEE Trans. Veh. Technol.
Geoffrey G. Messier, Witold A. Krzymien
2006 — conf
SR-ARQ for MIMO OFDM Systems with Channel State Information Only at the Receiver.
VTC Fall
Chunlong Bai, Ivan J. Fair, Witold A. Krzymien
2006 B conf
Sum Rate Maximization and Transmit Power Minimization for Multi-User Orthogonal Space Division Multiplexing.
GLOBECOM
Boon Chin Lim, Christian Schlegel, Witold A. Krzymien
2006 — conf
Transmitter Precoding for Orthogonal Space-Time Block-Coded OFDM in Transmit-Antenna and Path-Correlated Channels.
VTC Fall
Yu Fu, Witold A. Krzymien, Chintha Tellambura
2006 B conf
Turbo Coded MC-CDM Communications with Spatial Multiplexing.
GLOBECOM
Mohsen Eslami, Witold A. Krzymien
2006 B conf
Turbo Coded Type-II H-ARQ Scheme with Incremental Redundancy Using Sub-Block Recovery.
GLOBECOM
Chunlong Bai, Bartosz Mielczarek, Ivan J. Fair, Witold A. Krzymien
2005 B conf
Diversity combining options for spread spectrum OFDM systems in frequency selective channels.
WCNC
Robert Novak, Witold A. Krzymien
2005 J jnl
Guest editorial - CDMA2000 Evolution: 1X EV-DV.
IEEE Commun. Mag.
Anthony C. K. Soong, Witold A. Krzymien, Young C. Yoon
2005 B conf
Improved Tomlinson-Harashima precoding for the downlink of multiple antenna multi-user systems [mobile radio applications].
WCNC
Jia Liu, Witold A. Krzymien
2005 B conf
Improved analysis of list decoding and its application to convolutional codes.
GLOBECOM
Chunlong Bai, Bartosz Mielczarek, Ivan J. Fair, Witold A. Krzymien
2005 J jnl
Improving channel decoder performance on the CDMA forward link.
IEEE Trans. Wirel. Commun.
Geoffrey G. Messier, Witold A. Krzymien
2005 B conf
Non-linear limited-feedback precoding for ICI reduction in closed-loop multiple-antenna OFDM systems.
GLOBECOM
Yu Fu, Chintha Tellambura, Witold A. Krzymien
2005 — conf
Soft parallel decoding of per-antenna-coded MIMO systems.
ICC
Bartosz Mielczarek, Witold A. Krzymien
2004 — conf
A new MAP channel decoder trellis path metric for a CDMA mobile subject to channel estimation errors.
ICC
Geoffrey G. Messier, Witold A. Krzymien
2004 J jnl
Analysis of the dynamics of iterative interference cancellation in iterative decoding.
Probl. Inf. Transm.
Marat V. Burnashev, Christian Schlegel, Witold A. Krzymien, Zhenning Shi
2004 — conf
Convergence focused construction of hybrid ARQ systems with turbo codes.
ICC
Bartosz Mielczarek, Witold A. Krzymien
2004 B conf
Efficient list decoding for parallel concatenated convolutional codes.
PIMRC
Chunlong Bai, Bartosz Mielczarek, Witold A. Krzymien, Ivan J. Fair
2004 J jnl
Efficient packet data service in a spread spectrum OFDM cellular system with 2-dimensional radio resource allocation.
Eur. Trans. Telecommun.
Robert Novak, Witold A. Krzymien
2004 B conf
Quasiregular LDPC codes for space-time wireless transmission.
WCNC
Ge Li, Witold A. Krzymien, Ivan J. Fair
2003 — conf
Estimation of in-cell and out-of-cell interference levels for improved CDMA forward link error correction.
ICC
Geoffrey G. Messier, Witold A. Krzymien
2003 J jnl
Improved MAC protocol for reverse link packet data transmission in wideband DS-CDMA.
IEEE Trans. Wirel. Commun.
Robert Hang, Witold A. Krzymien, Charles L. Despins
2002 — conf
Comparative forward link traffic channel performance evaluation of HDR and 1XTREME systems.
VTC Spring
Carlos H. Rentel, Witold A. Krzymien, Bahman Darian, Vieri Vanghi, Robert C. Elliott
2002 B conf
Improved forward link error correction for CDMA systems with space time transmit diversity.
GLOBECOM
Geoffrey G. Messier, Witold A. Krzymien
2002 J jnl
Rapid Access Protocols for Discontinuous Transmission in DS-CDMA Systems.
Wirel. Pers. Commun.
Songsong Sun, Witold A. Krzymien, Qiang Shen, Bahman Darian
2001 — conf
CDMA forward link performance evaluation using propagation measurements.
ICC
Geoffrey G. Messier, John S. Nielsen, Witold A. Krzymien
2001 J jnl
Hybrid ARQ and optimal signal - to - interference ratio assignment for high - quality data transmission in DS - CDMA.
Eur. Trans. Telecommun.
Songsong Sun, Witold A. Krzymien
2001 — conf
Performance improvement of the HDR system due to hybrid ARQ.
VTC Fall
Mehmet Yavuz, David W. Paranchych, Geng Wu, Ge Li, Witold A. Krzymien
2000 J jnl
SS-MC-MA Systems with Pilot Symbol Aided Channel Estimation in the Asynchronous Uplink.
Eur. Trans. Telecommun.
Stefan Kaiser, Witold A. Krzymien, Khaled Fazel
1999 J jnl
Performance Effects of the Uplink Asynchronism in a Spread Spectrum Multi-Carrier Multiple Access System.
Eur. Trans. Telecommun.
Stefan Kaiser, Witold A. Krzymien
1998 — conf
A model for the analysis of timing jitter in OFDM systems.
ICC
Luciano Tomba, Witold A. Krzymien
1998 J jnl
Low-Complexity Performance Evaluation of Binary and Quaternary DS-SSMA over Rician Fading Channels via the Characteristic Function Method.
Wirel. Pers. Commun.
Dandan Liu, Charles L. Despins, Witold A. Krzymien
1998 B conf
Optimal forward link power allocation for data transmission in CDMA systems.
PIMRC
Songsong Sun, Witold A. Krzymien, Ahmad Jalali
1998 J jnl
Optimum Power Assignment for Maximum Throughput in CDMA Personal Communication Systems with Integrated Voice/Data Traffic.
Wirel. Pers. Commun.
Qiang Shen, Witold A. Krzymien
1998 J jnl
Reference Symbol Assisted Multi-Stage Successive Interference Cancellation for CDMA Wireless Communication: Robustness to Parameter Imperfections with Biphase and Quadriphase spreading.
Wirel. Pers. Commun.
Anthony C. K. Soong, Witold A. Krzymien
1997 — conf
Efficient and Accurate DS-SSMA Deterministic Signature Sequence Performance Evaluation over Wireless Fading Channels.
ICC (1)
Dandan Liu, Charles L. Despins, Witold A. Krzymien
1996 J jnl
A Novel CDMA Multiuser Interference Cancellation Receiver with Reference Symbol Aided Estimation of Channel Parameters.
IEEE J. Sel. Areas Commun.
Anthony C. K. Soong, Witold A. Krzymien
1996 J jnl
Rapid Acquisition Algorithms for Synchronization of Bursty Transmission in CDMA Microcellular and Personal Wireless Systems.
IEEE J. Sel. Areas Commun.
Witold A. Krzymien, Ahmad Jalali, Paul Mermelstein
1995 J jnl
Combined framing and error correction coding for the DS3 signal format.
IEEE Trans. Commun.
Man Yau Cheung, Wayne D. Grover, Witold A. Krzymien
1995 C conf
Digital Loop Extension Using Mid Span Amplification.
ISCAS
Greg J. Erker, David E. Dodds, Witold A. Krzymien
1994 B conf
Adaptive channel precoding for slowly fading channels.
PIMRC
Weihua Zhuang, Witold A. Krzymien, Paul Goud
1994 B conf
Adaptive soft-decision feedback equalization for indoor radio communications using trellis-coded CPFSK.
VTC
Weihua Zhuang, Paul Goud, Witold A. Krzymien
1994 B conf
An improved acquisition algorithm for the synchronization of CDMA personal wireless systems.
PIMRC
Witold A. Krzymien, Ahmad Jalali, Paul Mermelstein
1994 J jnl
Analysis of techniques for the reduction of jitter caused by SONET pointer adjustments.
IEEE Trans. Commun.
Richard Glenn Kusyk, Witold A. Krzymien, Thomas E. Moore
1994 J jnl
Trellis-coded CPFSK and soft-decision feedback equalization for micro-cellular wireless applications.
Wirel. Pers. Commun.
Weihua Zhuang, Witold A. Krzymien, Paul Goud
1991 J jnl
Guided scrambling: a new line coding technique for high bit rate fiber optic transmission systems.
IEEE Trans. Commun.
Ivan J. Fair, Wayne D. Grover, Witold A. Krzymien, R. Ian MacDonald
1991 J jnl
Simulation and Experimental Studies on the Concept of a Rate-Adaptive Digital Subscriber Loop (RA-DSL).
IEEE J. Sel. Areas Commun.
Wayne D. Grover, Witold A. Krzymien, Alexander Shen
1990 J jnl
A proposal to use the justification bits of a DS-3 stream for signaling.
IEEE Trans. Commun.
Wayne D. Grover, Witold A. Krzymien
1989 J jnl
Transmission performance analysis of a new class of line codes for optical fiber systems.
IEEE Trans. Commun.
Witold A. Krzymien
1988 A* conf
A subset of the ISDN network layer protocol suitable for implementation in hardware.
INFOCOM
Jeffrey J. Brown, Witold A. Krzymien