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ORCIDWitold A. Krzymien
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- affiliation: University of Alberta, Edmonton, Canada
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2020 – today
- 2024
[j86]Bitan Banerjee, Robert C. Elliott, Witold A. Krzymien, Mostafa Medra:
Hybrid Beamforming for mmWave Massive MIMO Systems Using Conditional Generative Adversarial Networks. IEEE Trans. Veh. Technol. 73(10): 15803-15808 (2024)- 2023
- [j85]Mahtab Ataeeshojai
, Robert C. Elliott, Witold A. Krzymien, Chintha Tellambura, Ivo Maljevic:
Symbiotic Backscatter Communication Underlying a Cell-Free Massive MIMO System. IEEE Internet Things J. 10(19): 16758-16777 (2023) - [j84]Ferhad Kasem, Karumudi Rambabu, Ashwin K. Iyer, Witold A. Krzymien:
A Reduced-Complexity Load-Modulated MIMO Transmitter Readily Scalable in 5G Massive MIMO Transmitters. IEEE Trans. Circuits Syst. II Express Briefs 70(8): 2849-2853 (2023) - [j83]Bitan Banerjee, Robert C. Elliott, Witold A. Krzymien, Hamid Farmanbar:
Downlink Channel Estimation for FDD Massive MIMO Using Conditional Generative Adversarial Networks. IEEE Trans. Wirel. Commun. 22(1): 122-137 (2023) - 2022
- [j82]Mahtab Ataeeshojai, Robert C. Elliott, Witold A. Krzymien, Chintha Tellambura, Ivo Maljevic:
Iterative Matrix Inversion Methods for Precoding in Cell-Free Massive MIMO Systems. IEEE Trans. Veh. Technol. 71(11): 11972-11987 (2022) - [c82]Bitan Banerjee, Robert C. Elliott, Witold A. Krzymien, Mostafa Medra:
Machine Learning Assisted DL CSI Estimation for High-Mobility Multi-Antenna Users with Partial UL CSI Availability in TDD Massive MIMO Systems. GLOBECOM (Workshops) 2022: 1579-1585 - 2021
- [c81]Bitan Banerjee, Robert C. Elliott, Witold A. Krzymien, Hamid Farmanbar:
Towards FDD Massive MIMO: Downlink Channel Covariance Matrix Estimation Using Conditional Generative Adversarial Networks. PIMRC 2021: 940-946 - 2020
- [j81]Mahtab Ataeeshojai, Robert C. Elliott, Witold A. Krzymien, Chintha Tellambura, Jordan Melzer:
Energy-Efficient Resource Allocation in Single-RF Load-Modulated Massive MIMO HetNets. IEEE Open J. Commun. Soc. 1: 1738-1764 (2020) - [j80]Maliheh Soleimani, Robert C. Elliott, Witold A. Krzymien, Jordan Melzer, Pedram Mousavi:
Hybrid Beamforming for mmWave Massive MIMO Systems Employing DFT-Assisted User Clustering. IEEE Trans. Veh. Technol. 69(10): 11646-11658 (2020) - [j79]Chenmeng Wang, Robert C. Elliott, Daquan Feng, Witold A. Krzymien, Shengli Zhang, Jordan Melzer:
A Framework for MEC-Enhanced Small-Cell HetNet with Massive MIMO. IEEE Wirel. Commun. 27(4): 64-72 (2020) - [c80]Bitan Banerjee, Robert C. Elliott, Witold A. Krzymien, Jordan Melzer:
Correlated Placement of Small Cell Base Stations: A Coverage Enriched HetNet with Massive MIMO. VTC Spring 2020: 1-6
2010 – 2019
- 2019
- [j78]Maliheh Soleimani, Mahmood Mazrouei-Sebdani, Robert C. Elliott, Witold A. Krzymien, Jordan Melzer:
Simplified User Grouping Algorithm for Massive MIMO on Sparse Beam-Space Channels. IEICE Trans. Commun. 102-B(3): 623-631 (2019) - 2018
- [j77]Chunlin Chen, Robert C. Elliott, Witold A. Krzymien, Jordan Melzer:
Modeling of Cellular Networks Using Stationary and Nonstationary Point Processes. IEEE Access 6: 47144-47162 (2018) - [j76]Hakimeh Purmehdi, Robert C. Elliott, Witold A. Krzymien, Jordan Melzer:
Rotating cluster mechanism for coordinated heterogeneous MIMO cellular networks. EURASIP J. Wirel. Commun. Netw. 2018: 59 (2018) - [j75]Prasanna Herath, Chintha Tellambura, Witold A. Krzymien:
Coverage probability analysis of three uplink power control schemes: Stochastic geometry approach. EURASIP J. Wirel. Commun. Netw. 2018: 141 (2018) - [j74]Chunlin Chen, Robert C. Elliott, Witold A. Krzymien:
Empirical Distribution of Nearest-Transmitter Distance in Wireless Networks Modeled by Matérn Hard Core Point Processes. IEEE Trans. Veh. Technol. 67(2): 1740-1749 (2018) - 2017
- [j73]Maliheh Soleimani, Mahmood Mazrouei-Sebdani, Robert C. Elliott, Witold A. Krzymien, Jordan Melzer:
Robust precoder design for massive MIMO with peak total power constrained single-RF-chain transmitters. IET Commun. 11(17): 2667-2672 (2017) - [c79]Maliheh Soleimani, Robert C. Elliott, Witold A. Krzymien, Jordan Melzer, Pedram Mousavi:
Hybrid beamforming and DFT-based channel estimation for millimeter wave MIMO systems. PIMRC 2017: 1-7 - 2016
- [j72]Mahmood Mazrouei-Sebdani, Witold A. Krzymien, Jordan Melzer:
Massive MIMO With Nonlinear Precoding: Large-System Analysis. IEEE Trans. Veh. Technol. 65(4): 2815-2820 (2016) - [j71]Hakimeh Purmehdi, Robert C. Elliott, Witold A. Krzymien:
Reduced-Complexity User Scheduling Algorithms for Coordinated Heterogeneous MIMO Networks. IEEE Trans. Veh. Technol. 65(8): 6184-6203 (2016) - [j70]Prasanna Herath, Witold A. Krzymien, Chintha Tellambura:
Coverage and Rate Analysis for Limited Information Cell Association in Stochastic-Layout Cellular Networks. IEEE Trans. Veh. Technol. 65(9): 6962-6971 (2016) - [c78]Maliheh Soleimani, Mahmood Mazrouei-Sebdani, Witold A. Krzymien, Jordan Melzer:
A path selection algorithm for sparse massive MIMO channels. ACSSC 2016: 208-212 - 2015
- [j69]Godfrey O. Okeke, Witold A. Krzymien, Yindi Jing, Jordan Melzer:
A Novel Low-Complexity Joint User-Relay Selection and Association for Multi-User Multi-Relay MIMO Uplink. IEEE Wirel. Commun. Lett. 4(3): 309-312 (2015) - [c77]Prasanna Herath, Chintha Tellambura, Witold A. Krzymien:
Stochastic Geometry Modeling of Cellular Uplink Power Control under Composite Rayleigh-Lognormal Fading. VTC Fall 2015: 1-5 - 2014
- [j68]Shreeram Sigdel, Witold A. Krzymien:
Low Complexity User Scheduling, Ordering and Transmit Covariance Matrix Optimization Algorithms for Successive Zero-Forcing Precoding. Wirel. Pers. Commun. 75(4): 2467-2484 (2014) - [c76]Hakimeh Purmehdi, Robert C. Elliott, Witold A. Krzymien, Jordan Melzer:
Effect of cluster rotation speed in coordinated heterogeneous MIMO cellular networks with proportionally fair user scheduling. ACSSC 2014: 1816-1820 - [c75]Hakimeh Purmehdi, Robert C. Elliott, Witold A. Krzymien, Jordan Melzer:
Rotating clustering with simulated annealing user scheduling for coordinated heterogeneous MIMO cellular networks. ICC 2014: 5293-5298 - [c74]Prasanna Herath, Witold A. Krzymien, Chintha Tellambura:
A Novel Base Stations-Mobile Stations Association Policy for Cellular Networks. VTC Fall 2014: 1-5 - 2013
- [j67]Mohsen Eslami, Robert C. Elliott, Witold A. Krzymien, Mazin Al-Shalash:
Location-assisted clustering and scheduling for coordinated homogeneous and heterogeneous cellular networks. Trans. Emerg. Telecommun. Technol. 24(1): 84-101 (2013) - [j66]Mahmood Mazrouei-Sebdani, Witold A. Krzymien:
On MMSE Vector-Perturbation Precoding for MIMO Broadcast Channels With Per-Antenna-Group Power Constraints. IEEE Trans. Signal Process. 61(15): 3745-3751 (2013) - [c73]Mahmood Mazrouei-Sebdani, Witold A. Krzymien:
Massive MIMO with clustered pilot contamination precoding. ACSSC 2013: 1218-1222 - [c72]Chunlin Chen, Robert C. Elliott, Witold A. Krzymien:
Downlink coverage analysis of n-tier heterogeneous cellular networks based on clustered stochastic geometry. ACSSC 2013: 1577-1581 - [c71]Godfrey O. Okeke, Witold A. Krzymien, Yindi Jing:
Distributed beamforming in multi-cell cooperative MIMO Cellular Networks with non-regenerative relays: An LTE-Advanced framework. GLOBECOM 2013: 4135-4140 - [c70]Marcin M. Misiewicz, Robert C. Elliott, Kevin R. Jacobson, Witold A. Krzymien:
Eigenmode Scheduling via Simulated Annealing for Multiuser MIMO Downlink with Successive Zero-Forcing Precoding. ISWCS 2013: 1-5 - [i3]Saeed Kaviani, Osvaldo Simeone, Witold A. Krzymien, Shlomo Shamai:
Linear Precoding and Equalization for Network MIMO with Partial Cooperation. CoRR abs/1302.2187 (2013) - [i2]Saeed Kaviani, Witold A. Krzymien:
Optimal Multiuser Zero-Forcing with Per-Antenna Power Constraints for Network MIMO Coordination. CoRR abs/1304.4621 (2013) - [i1]Saeed Kaviani, Witold A. Krzymien:
Robust Joint Precoder and Equalizer Design in MIMO Communication Systems. CoRR abs/1304.4624 (2013) - 2012
- [j65]Robert C. Elliott, Shreeram Sigdel, Witold A. Krzymien:
Low complexity greedy, genetic and hybrid user scheduling algorithms for multiuser MIMO systems with successive zero-forcing. Trans. Emerg. Telecommun. Technol. 23(7): 604-617 (2012) - [j64]Godfrey O. Okeke, Witold A. Krzymien, Yindi Jing:
Beamforming in Non-Regenerative MIMO Broadcast Relay Networks. IEEE Trans. Signal Process. 60(12): 6641-6654 (2012) - [j63]Siva D. Muruganathan, Witold A. Krzymien, Abu B. Sesay:
A Null-Subcarrier-Aided Reference Symbol Mapping Scheme for 3GPP LTE Downlink in High-Mobility Scenarios. IEEE Trans. Veh. Technol. 61(2): 624-638 (2012) - [j62]Saeed Kaviani, Osvaldo Simeone, Witold A. Krzymien, Shlomo Shamai:
Linear Precoding and Equalization for Network MIMO With Partial Cooperation. IEEE Trans. Veh. Technol. 61(5): 2083-2096 (2012) - [j61]Mahmood Mazrouei-Sebdani, Witold A. Krzymien:
Vector Perturbation Precoding for Network MIMO: Sum Rate, Fair User Scheduling, and Impact of Backhaul Delay. IEEE Trans. Veh. Technol. 61(9): 3946-3957 (2012) - [c69]Hakimeh Purmehdi, Robert C. Elliott, Witold A. Krzymien:
Simulated annealing user scheduling for coordinated heterogeneous MIMO networks. ACSCC 2012: 1157-1161 - [c68]Shreeram Sigdel, Witold A. Krzymien, Mazin Al-Shalash:
Greedy and progressive user scheduling for CoMP wireless networks. ICC 2012: 4218-4223 - [c67]Mahmood Mazrouei-Sebdani, Witold A. Krzymien:
On MMSE vector-perturbation precoding for MIMO broadcast channels with per-antenna-group power constraints. ICC 2012: 4841-4845 - [c66]Mahmood Mazrouei-Sebdani, Witold A. Krzymien:
Sum Rate of p-Sphere Encoding for MIMO Broadcast Channels with Reduced Peak Power. VTC Spring 2012: 1-5 - [c65]Saeed Kaviani, Witold A. Krzymien:
Robust joint precoder and equalizer design in MIMO communication systems. WCNC 2012: 277-282 - 2011
- [j60]Kevin R. Jacobson, Witold A. Krzymien:
Multihop relaying and multiple antenna techniques: performance trade-offs in cellular systems. EURASIP J. Wirel. Commun. Netw. 2011: 65 (2011) - [j59]Robert C. Elliott, Witold A. Krzymien:
Improved and weighted sum rate maximization for successive zero-forcing in multiuser MIMO systems. EURASIP J. Wirel. Commun. Netw. 2011: 133 (2011) - [j58]Saeed Kaviani, Witold A. Krzymien:
Optimal Multiuser Zero Forcing with Per-Antenna Power Constraints for Network MIMO Coordination. EURASIP J. Wirel. Commun. Netw. 2011 (2011) - [j57]Robert C. Elliott, Witold A. Krzymien:
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. 60(4): 1977-1979 (2011) - [j56]Mohsen Eslami, Witold A. Krzymien:
Net Throughput Maximization of Per-Chunk User Scheduling for MIMO-OFDM Downlink. IEEE Trans. Veh. Technol. 60(9): 4338-4348 (2011) - [j55]Robert C. Elliott, Witold A. Krzymien:
On the Convergence of Genetic Scheduling Algorithms for Downlink Transmission in Multi-User MIMO Systems. Wirel. Pers. Commun. 58(3): 469-481 (2011) - [c64]Godfrey O. Okeke, Yindi Jing, Witold A. Krzymien:
Beamforming in MIMO broadcast relay networks with multiple antenna users. ACSCC 2011: 1222-1226 - [c63]Saeed Kaviani, Osvaldo Simeone, Witold A. Krzymien, Shlomo Shamai:
Linear MMSE Precoding and Equalization for Network MIMO with Partial Cooperation. GLOBECOM 2011: 1-6 - [c62]Mahmood Mazrouei-Sebdani, Witold A. Krzymien:
Vector perturbation precoding and user scheduling for network MIMO. WCNC 2011: 203-208 - 2010
- [j54]Mohsen Eslami, Witold A. Krzymien:
Efficient Transmission Schemes for Multiuser MIMO Downlink with Linear Receivers and Partial Channel State Information. EURASIP J. Wirel. Commun. Netw. 2010 (2010) - [j53]Yu Fu, Witold A. Krzymien, Chintha Tellambura:
Covariance precoding schemes for MIMO OFDM over transmit-antenna and path-correlated channels. Eur. Trans. Telecommun. 21(7): 611-623 (2010) - [j52]Siva D. Muruganathan, Abu B. Sesay, Witold A. Krzymien:
Analytical query response time evaluation for a two-level clustering hierarchy based wireless sensor network routing protocol. IEEE Commun. Lett. 14(5): 486-488 (2010) - [j51]Arash Talebi, Witold A. Krzymien:
Cooperative MIMO multiple-relay system with optimised beamforming and power allocation. IET Commun. 4(14): 1677-1686 (2010) - [j50]Chunlong Bai, Witold A. Krzymien, Ivan J. Fair:
Hybrid-arq for layered space time MIMO systems with channel state information only at the receiver. IET Commun. 4(14): 1765-1773 (2010) - [j49]Zhengang Chen, Tyler L. Brandon, Duncan G. Elliott, Stephen Bates, Witold A. Krzymien, Bruce F. Cockburn:
Jointly Designed Architecture-Aware LDPC Convolutional Codes and High-Throughput Parallel Encoders/Decoders. IEEE Trans. Circuits Syst. I Regul. Pap. 57-I(4): 836-849 (2010) - [j48]Mohsen Eslami, Witold A. Krzymien:
An efficient low-complexity detector for spatially multiplexed MC-CDM. IEEE Trans. Signal Process. 58(8): 4286-4297 (2010) - [j47]Bartosz Mielczarek, Witold A. Krzymien:
Comparison of Partial CSI Encoding Methods in Multi-User MIMO Systems. Wirel. Pers. Commun. 52(1): 177-193 (2010) - [j46]Shreeram Sigdel, Witold A. Krzymien:
Antenna and User Subset Selection in Downlink Multiuser Orthogonal Space-Division Multiplexing. Wirel. Pers. Commun. 52(1): 227-240 (2010) - [c61]Saeed Kaviani, Witold A. Krzymien:
Multicell Scheduling in Network MIMO. GLOBECOM 2010: 1-5 - [c60]Siva D. Muruganathan, Witold A. Krzymien, Abu B. Sesay:
Null Sub-Carrier Aided Reference Symbol Mapping for Improved Channel Estimation in 3GPP LTE Downlink. VTC Spring 2010: 1-5 - [c59]Shreeram Sigdel, Witold A. Krzymien:
User Scheduling for Network MIMO Systems with Successive Zero-Forcing Precoding. VTC Fall 2010: 1-6
2000 – 2009
- 2009
- [j45]Mohsen Eslami, Witold A. Krzymien:
Performance of spatially multiplexed MC-CDM with zero-forcing unified successive interference cancellation detection. IET Commun. 3(8): 1410-1419 (2009) - [j44]Ge Li, Ivan J. Fair, Witold A. Krzymien:
Density Evolution for Nonbinary LDPC Codes Under Gaussian Approximation. IEEE Trans. Inf. Theory 55(3): 997-1015 (2009) - [j43]Boon Chin Lim, Witold A. Krzymien, Christian Schlegel:
Efficient Sum Rate Maximization and Resource Allocation in Block-Diagonalized Space-Division Multiplexing. IEEE Trans. Veh. Technol. 58(1): 478-484 (2009) - [j42]Shreeram Sigdel, Witold A. Krzymien:
Simplified Fair Scheduling and Antenna Selection Algorithms for Multiuser MIMO Orthogonal Space-Division Multiplexing Downlink. IEEE Trans. Veh. Technol. 58(3): 1329-1344 (2009) - [j41]Robert C. Elliott, Witold A. Krzymien:
Downlink Scheduling via Genetic Algorithms for Multiuser Single-Carrier and Multicarrier MIMO Systems With Dirty Paper Coding. IEEE Trans. Veh. Technol. 58(7): 3247-3262 (2009) - [j40]Yu Fu, Witold A. Krzymien, Chintha Tellambura:
Precoding for Orthogonal Space-Time Block-Coded OFDM Downlink: Mean or Covariance Feedback? IEEE Trans. Veh. Technol. 58(7): 3263-3270 (2009) - [j39]Kevin R. Jacobson, Witold A. Krzymien:
System Design and Throughput Analysis for Multihop Relaying in Cellular Systems. IEEE Trans. Veh. Technol. 58(8): 4514-4528 (2009) - [c58]Arash Talebi, Witold A. Krzymien:
Multiple-antenna multiple-relay system with precoding for multiuser transmission. IWCMC 2009: 1218-1222 - [c57]Shreeram Sigdel, Witold A. Krzymien:
Simplified user scheduling and mode selection algorithm for multiuser MIMO systems with limited-feedback CSIT linear precoding. IWCMC 2009: 1375-1380 - [c56]Mohsen Eslami, Witold A. Krzymien:
Limited-Feedback Multiuser MIMO-OFDM Downlink with Spatial Multiplexing and Per-Chunk/Per-Antenna User Scheduling. MCSS 2009: 269-278 - [c55]Kevin R. Jacobson, Witold A. Krzymien:
Cooperative vs multihop relaying in cellular systems. PIMRC 2009: 1853-1857 - [c54]Saeed Kaviani, Witold A. Krzymien:
On the Optimality of Multiuser Zero-Forcing Precoding in MIMO Broadcast Channels. VTC Spring 2009 - [c53]Bartosz Mielczarek, Witold A. Krzymien:
Adaptive CSI Prediction in Linear Multi-User MIMO Systems. VTC Fall 2009 - [c52]Shreeram Sigdel, Robert C. Elliott, Witold A. Krzymien, Mazin Al-Shalash:
Greedy and Genetic User Scheduling Algorithms for Multiuser MIMO Systems with Block Diagonalization. VTC Fall 2009 - [c51]Shreeram Sigdel, Witold A. Krzymien:
Efficient User Selection and Ordering Algorithms for Successive Zero-Forcing Precoding for Multiuser MIMO Downlink. VTC Spring 2009 - 2008
- [j38]Maged Elkashlan, Iain B. Collings, Zhuo Chen, Witold A. Krzymien:
Decentralized Dynamic Allocation of Subchannels in Multiple Access Networks. IEEE Commun. Lett. 12(10): 761-763 (2008) - [j37]Chunlong Bai, Bartosz Mielczarek, Ivan J. Fair, Witold A. Krzymien:
Sub-Block Recovery Scheme for Iterative Decoding of Turbo Codes with the Sub-Block Structure. IEICE Trans. Commun. 91-B(5): 1375-1386 (2008) - [j36]Maged Elkashlan, Zhuo Chen, Iain B. Collings, Witold A. Krzymien:
Selection based resource allocation for decentralized multi-user communications. Phys. Commun. 1(3): 194-208 (2008) - [j35]Bartosz Mielczarek, Witold A. Krzymien:
Adaptive Hybrid ARQ Systems With BCJR Decoding. IEEE Trans. Veh. Technol. 57(3): 1606-1619 (2008) - [j34]Jia Liu, Witold A. Krzymien:
A Novel Nonlinear Joint Transmitter-Receiver Processing Algorithm for the Downlink of Multiuser MIMO Systems. IEEE Trans. Veh. Technol. 57(4): 2189-2204 (2008) - [j33]Yu Fu, Chintha Tellambura, Witold A. Krzymien:
Limited-Feedback Precoding for Closed-Loop Multiuser MIMO OFDM Systems with Frequency Offsets. IEEE Trans. Wirel. Commun. 7(11-1): 4155-4165 (2008) - [c50]Saeed Kaviani, Witold A. Krzymien:
User Selection for Multiple-Antenna Broadcast Channel with Zero-Forcing Beamforming. GLOBECOM 2008: 3851-3855 - [c49]Kevin R. Jacobson, Witold A. Krzymien:
Multi-Hop Relaying and MIMO Techniques in Cellular Systems - Throughput Achievable on Rayleigh/Ricean Channels. GLOBECOM 2008: 3996-4000 - [c48]Mohsen Eslami, Witold A. Krzymien:
Downlink Limited Feedback Transmission Schemes for Asymmetric MIMO Channels. VTC Fall 2008: 1-5 - [c47]Arash Talebi, Witold A. Krzymien:
Multiple-Antenna Multiple-Relay Cooperative Communication System with Beamforming. VTC Spring 2008: 2350-2354 - [c46]Mohsen Eslami, Witold A. Krzymien:
Scheduling for MIMO Broadcast Channels with Linear Receivers and Partial Channel State Information. VTC Spring 2008: 2467-2471 - [c45]Boon Chin Lim, Witold A. Krzymien, Christian Schlegel:
Simultaneous Feedback Reduction and Sum Rate Maximization in Block-Diagonalized Space-Division Multiplexing. VTC Spring 2008: 2685-2689 - [c44]Saeed Kaviani, Witold A. Krzymien:
Sum Rate Maximization of MIMO Broadcast Channels with Coordination of Base Stations. WCNC 2008: 1079-1084 - 2007
- [j32]Chunlong Bai, Bartosz Mielczarek, Witold A. Krzymien, Ivan J. Fair:
Improved Analysis of List Decoding and Its Application to Convolutional Codes and Turbo Codes. IEEE Trans. Inf. Theory 53(2): 615-627 (2007) - [j31]Yu Fu, Chintha Tellambura, Witold A. Krzymien:
Transmitter Precoding for ICI Reduction in Closed-Loop MIMO OFDM Systems. IEEE Trans. Veh. Technol. 56(1): 115-125 (2007) - [j30]Geoffrey G. Messier, Witold A. Krzymien:
A Gaussian Symbol-Level Model for CDMA Forward Link Intracell Interference. IEEE Trans. Veh. Technol. 56(6): 3927-3931 (2007) - [j29]Yu Fu, Witold A. Krzymien, Chintha Tellambura:
A Technique for Multiuser and Intercarrier Interference Reduction in Multiple-Antenna Multiuser OFDM Downlink. IEEE Trans. Wirel. Commun. 6(10): 3493-3497 (2007) - [j28]Jia Liu, Witold A. Krzymien:
A Novel Nonlinear Precoding Algorithm for the Downlink of Multiple Antenna Multi-User Systems. Wirel. Pers. Commun. 41(2): 207-223 (2007) - [j27]Robert Novak, Witold A. Krzymien:
Diversity Combining Options and Low-Complexity MMSE Equalization for Spread Spectrum OFDM Systems in Frequency Selective Fading Channels. Wirel. Pers. Commun. 41(2): 281-300 (2007) - [j26]David Mazzarese, Witold A. Krzymien:
Scheduling Algorithms and Throughput Maximization for the Downlink of Packet-Data Cellular Systems with Multiple Antennas at the Base Station. Wirel. Pers. Commun. 43(2): 215-260 (2007) - [j25]Shreeram Sigdel, Witold A. Krzymien:
Performance evaluation of spatially multiplexed MIMO systems with subset antenna transmission in interference limited environments. Wirel. Pers. Commun. 43(2): 623-644 (2007) - [c43]Yu Fu, Witold A. Krzymien, Chintha Tellambura:
Precoding for Multiuser Orthogonal Space-Time Block-Coded OFDM: Mean or Covariance Feedback? ICC 2007: 4269-4274 - [c42]Robert C. Elliott, Witold A. Krzymien:
Downlink Scheduling for Multiple Antenna Multi-Carrier Systems with Dirty Paper Coding Via Genetic Algorithms. MCSS 2007: 47-56 - [c41]Bartosz Mielczarek, Witold A. Krzymien:
Influence of CSI Feedback Errors on Capacity of Linear Multi-User MIMO Systems. VTC Spring 2007: 2043-2047 - [c40]Robert C. Elliott, Witold A. Krzymien:
Downlink Scheduling for Multiple Antenna Systems with Dirty Paper Coding Via Genetic Algorithms. VTC Spring 2007: 2339-2343 - [c39]Chunlong Bai, Witold A. Krzymien, Ivan J. Fair:
Hybrid-ARQ for Layered Space Time MIMO Systems with Channel State Information Only at the Receiver. WCNC 2007: 546-551 - [c38]Bartosz Mielczarek, Witold A. Krzymien:
Influence of CSI Feedback Delay on Capacity of Linear Multi-User MIMO Systems. WCNC 2007: 1188-1192 - [c37]Yu Fu, Chintha Tellambura, Witold A. Krzymien:
Precoding for Multiuser Orthogonal Space-Time Block-Coded OFDM Downlink over Spatially-Correlated Channels. WCNC 2007: 1307-1312 - [c36]Shreeram Sigdel, Witold A. Krzymien:
Simplified Antenna Selection and User Scheduling for Orthogonal Space-Division Multiplexing. WCNC 2007: 1728-1733 - 2006
- [j24]Geoffrey G. Messier, Witold A. Krzymien:
Improved channel decoding for the CDMA forward link chip-level LMMSE receiver. IEEE Trans. Veh. Technol. 55(1): 405-410 (2006) - [j23]Geoffrey G. Messier, Witold A. Krzymien:
Performance of turbo coding with improved interference estimation on the CDMA space time transmit diversity forward link. IEEE Trans. Veh. Technol. 55(3): 1074-1079 (2006) - [j22]Ge Li, Ivan J. Fair, Witold A. Krzymien:
Low-density parity-check codes for space-time wireless transmission. IEEE Trans. Wirel. Commun. 5(2): 312-322 (2006) - [c35]Chunlong Bai, Bartosz Mielczarek, Ivan J. Fair, Witold A. Krzymien:
Turbo Coded Type-II H-ARQ Scheme with Incremental Redundancy Using Sub-Block Recovery. GLOBECOM 2006 - [c34]Mohsen Eslami, Witold A. Krzymien:
Turbo Coded MC-CDM Communications with Spatial Multiplexing. GLOBECOM 2006 - [c33]Yu Fu, Witold A. Krzymien, Chintha Tellambura:
Non-Linear Precoding for OFDM Systems in Spatially-Correlated Frequency-Selective Fading MIMO Channels. GLOBECOM 2006 - [c32]Yu Fu, Chintha Tellambura, Witold A. Krzymien:
Adaptive Precoding for Switching between Spatial Multiplexing and Diversity in MIMO OFDM with Transmit Antenna and Path Correlations. GLOBECOM 2006 - [c31]Boon Chin Lim, Christian Schlegel, Witold A. Krzymien:
Sum Rate Maximization and Transmit Power Minimization for Multi-User Orthogonal Space Division Multiplexing. GLOBECOM 2006 - [c30]Jia Liu, Witold A. Krzymien:
A Novel Nonlinear Joint Transmitter-Receiver Processing Algorithm for the Downlink of Multi-User MIMO Systems. GLOBECOM 2006 - [c29]Chunlong Bai, Ivan J. Fair, Witold A. Krzymien:
SR-ARQ for MIMO OFDM Systems with Channel State Information Only at the Receiver. VTC Fall 2006: 1-5 - [c28]Mohsen Eslami, Witold A. Krzymien:
An Efficient Detector for Spatially Multiplexed MC-CDM Communications. VTC Fall 2006: 1-5 - [c27]Yu Fu, Witold A. Krzymien, Chintha Tellambura:
Transmitter Precoding for Orthogonal Space-Time Block-Coded OFDM in Transmit-Antenna and Path-Correlated Channels. VTC Fall 2006: 1-5 - [c26]Kevin R. Jacobson, Witold A. Krzymien:
Cell Dimensioning and Network Throughput in Cellular Multi-Hop Relay Networks. VTC Fall 2006: 1-5 - [c25]Shreeram Sigdel, Witold A. Krzymien:
Interference Suppression Through Adaptive Subset Antenna Transmission in Interference Limited MIMO Wireless Environments. VTC Fall 2006: 1-5 - [c24]Jia Liu, Witold A. Krzymien:
A Minimum Mean-Square Error Criterion Based Nonlinear Joint Transmitter-Receiver Processing Algorithm for the Downlink of Multi-User MIMO Systems. VTC Spring 2006: 1982-1987 - [c23]Boon Chin Lim, Christian Schlegel, Witold A. Krzymien:
Efficient Receive Antenna Selection Algorithms and Framework for Transmit Zero-Forcing Beamforming. VTC Spring 2006: 2241-2245 - 2005
- [j21]Anthony C. K. Soong, Witold A. Krzymien, Young C. Yoon:
Guest editorial - CDMA2000 Evolution: 1X EV-DV. IEEE Commun. Mag. 43(4): 34-35 (2005) - [j20]Geoffrey G. Messier, Witold A. Krzymien:
Improving channel decoder performance on the CDMA forward link. IEEE Trans. Wirel. Commun. 4(3): 1064-1072 (2005) - [c22]Chunlong Bai, Bartosz Mielczarek, Ivan J. Fair, Witold A. Krzymien:
Improved analysis of list decoding and its application to convolutional codes. GLOBECOM 2005: 5 - [c21]Yu Fu, Chintha Tellambura, Witold A. Krzymien:
Non-linear limited-feedback precoding for ICI reduction in closed-loop multiple-antenna OFDM systems. GLOBECOM 2005: 5 - [c20]Bartosz Mielczarek, Witold A. Krzymien:
Soft parallel decoding of per-antenna-coded MIMO systems. ICC 2005: 2256-2260 - [c19]Robert Novak, Witold A. Krzymien:
Diversity combining options for spread spectrum OFDM systems in frequency selective channels. WCNC 2005: 308-314 - [c18]Jia Liu, Witold A. Krzymien:
Improved Tomlinson-Harashima precoding for the downlink of multiple antenna multi-user systems [mobile radio applications]. WCNC 2005: 466-472 - 2004
- [j19]Robert Novak, Witold A. Krzymien:
Efficient packet data service in a spread spectrum OFDM cellular system with 2-dimensional radio resource allocation. Eur. Trans. Telecommun. 15(3): 185-199 (2004) - [j18]Marat V. Burnashev, Christian Schlegel, Witold A. Krzymien, Zhenning Shi:
Analysis of the dynamics of iterative interference cancellation in iterative decoding. Probl. Inf. Transm. 40(4): 297-317 (2004) - [c17]Bartosz Mielczarek, Witold A. Krzymien:
Convergence focused construction of hybrid ARQ systems with turbo codes. ICC 2004: 351-355 - [c16]Geoffrey G. Messier, Witold A. Krzymien:
A new MAP channel decoder trellis path metric for a CDMA mobile subject to channel estimation errors. ICC 2004: 2879-2883 - [c15]Chunlong Bai, Bartosz Mielczarek, Witold A. Krzymien, Ivan J. Fair:
Efficient list decoding for parallel concatenated convolutional codes. PIMRC 2004: 2586-2590 - [c14]Ge Li, Witold A. Krzymien, Ivan J. Fair:
Quasiregular LDPC codes for space-time wireless transmission. WCNC 2004: 2416-2421 - 2003
- [j17]Robert Hang, Witold A. Krzymien, Charles L. Despins:
Improved MAC protocol for reverse link packet data transmission in wideband DS-CDMA. IEEE Trans. Wirel. Commun. 2(1): 162-174 (2003) - [c13]Geoffrey G. Messier, Witold A. Krzymien:
Estimation of in-cell and out-of-cell interference levels for improved CDMA forward link error correction. ICC 2003: 368-372 - 2002
- [j16]Songsong Sun, Witold A. Krzymien, Qiang Shen, Bahman Darian:
Rapid Access Protocols for Discontinuous Transmission in DS-CDMA Systems. Wirel. Pers. Commun. 21(2): 201-218 (2002) - [c12]Geoffrey G. Messier, Witold A. Krzymien:
Improved forward link error correction for CDMA systems with space time transmit diversity. GLOBECOM 2002: 992-996 - [c11]Carlos H. Rentel, Witold A. Krzymien, Bahman Darian, Vieri Vanghi, Robert C. Elliott:
Comparative forward link traffic channel performance evaluation of HDR and 1XTREME systems. VTC Spring 2002: 160-164 - 2001
- [j15]Songsong Sun, Witold A. Krzymien:
Hybrid ARQ and optimal signal - to - interference ratio assignment for high - quality data transmission in DS - CDMA. Eur. Trans. Telecommun. 12(1): 19-29 (2001) - [c10]Geoffrey G. Messier, John S. Nielsen, Witold A. Krzymien:
CDMA forward link performance evaluation using propagation measurements. ICC 2001: 2995-2999 - [c9]Mehmet Yavuz, David W. Paranchych, Geng Wu, Ge Li, Witold A. Krzymien:
Performance improvement of the HDR system due to hybrid ARQ. VTC Fall 2001: 2192-2196 - 2000
- [j14]Stefan Kaiser, Witold A. Krzymien, Khaled Fazel:
SS-MC-MA Systems with Pilot Symbol Aided Channel Estimation in the Asynchronous Uplink. Eur. Trans. Telecommun. 11(6): 605-610 (2000)
1990 – 1999
- 1999
- [j13]Stefan Kaiser, Witold A. Krzymien:
Performance Effects of the Uplink Asynchronism in a Spread Spectrum Multi-Carrier Multiple Access System. Eur. Trans. Telecommun. 10(4): 399-406 (1999) - 1998
- [j12]Anthony C. K. Soong, Witold A. Krzymien:
Reference Symbol Assisted Multi-Stage Successive Interference Cancellation for CDMA Wireless Communication: Robustness to Parameter Imperfections with Biphase and Quadriphase spreading. Wirel. Pers. Commun. 7(1): 1-23 (1998) - [j11]Dandan Liu, Charles L. Despins, Witold A. Krzymien:
Low-Complexity Performance Evaluation of Binary and Quaternary DS-SSMA over Rician Fading Channels via the Characteristic Function Method. Wirel. Pers. Commun. 7(2-3): 257-273 (1998) - [j10]Qiang Shen, Witold A. Krzymien:
Optimum Power Assignment for Maximum Throughput in CDMA Personal Communication Systems with Integrated Voice/Data Traffic. Wirel. Pers. Commun. 8(3): 277-289 (1998) - [c8]Luciano Tomba, Witold A. Krzymien:
A model for the analysis of timing jitter in OFDM systems. ICC 1998: 1227-1231 - [c7]Songsong Sun, Witold A. Krzymien, Ahmad Jalali:
Optimal forward link power allocation for data transmission in CDMA systems. PIMRC 1998: 848-852 - 1997
- [c6]Dandan Liu, Charles L. Despins, Witold A. Krzymien:
Efficient and Accurate DS-SSMA Deterministic Signature Sequence Performance Evaluation over Wireless Fading Channels. ICC (1) 1997: 339-343 - 1996
- [j9]Witold A. Krzymien, Ahmad Jalali, Paul Mermelstein:
Rapid Acquisition Algorithms for Synchronization of Bursty Transmission in CDMA Microcellular and Personal Wireless Systems. IEEE J. Sel. Areas Commun. 14(3): 570-579 (1996) - [j8]Anthony C. K. Soong, Witold A. Krzymien:
A Novel CDMA Multiuser Interference Cancellation Receiver with Reference Symbol Aided Estimation of Channel Parameters. IEEE J. Sel. Areas Commun. 14(8): 1536-1547 (1996) - 1995
- [j7]Man Yau Cheung, Wayne D. Grover, Witold A. Krzymien:
Combined framing and error correction coding for the DS3 signal format. IEEE Trans. Commun. 43(2/3/4): 1365-1374 (1995) - [c5]Greg J. Erker, David E. Dodds, Witold A. Krzymien:
Digital Loop Extension Using Mid Span Amplification. ISCAS 1995: 1452-1455 - 1994
- [j6]Richard Glenn Kusyk, Witold A. Krzymien, Thomas E. Moore:
Analysis of techniques for the reduction of jitter caused by SONET pointer adjustments. IEEE Trans. Commun. 42(234): 2036-2050 (1994) - [j5]Weihua Zhuang, Witold A. Krzymien, Paul Goud:
Trellis-coded CPFSK and soft-decision feedback equalization for micro-cellular wireless applications. Wirel. Pers. Commun. 1(4): 271-285 (1994) - [c4]Witold A. Krzymien, Ahmad Jalali, Paul Mermelstein:
An improved acquisition algorithm for the synchronization of CDMA personal wireless systems. PIMRC 1994: 444-448 - [c3]Weihua Zhuang, Witold A. Krzymien, Paul Goud:
Adaptive channel precoding for slowly fading channels. PIMRC 1994: 660-664 - [c2]Weihua Zhuang, Paul Goud, Witold A. Krzymien:
Adaptive soft-decision feedback equalization for indoor radio communications using trellis-coded CPFSK. VTC 1994: 1364-1368 - 1991
- [j4]Wayne D. Grover, Witold A. Krzymien, Alexander Shen:
Simulation and Experimental Studies on the Concept of a Rate-Adaptive Digital Subscriber Loop (RA-DSL). IEEE J. Sel. Areas Commun. 9(6): 941-950 (1991) - [j3]Ivan J. Fair, Wayne D. Grover, Witold A. Krzymien, R. Ian MacDonald:
Guided scrambling: a new line coding technique for high bit rate fiber optic transmission systems. IEEE Trans. Commun. 39(2): 289-297 (1991) - 1990
- [j2]Wayne D. Grover, Witold A. Krzymien:
A proposal to use the justification bits of a DS-3 stream for signaling. IEEE Trans. Commun. 38(10): 1657-1658 (1990)
1980 – 1989
- 1989
- [j1]Witold A. Krzymien:
Transmission performance analysis of a new class of line codes for optical fiber systems. IEEE Trans. Commun. 37(4): 402-404 (1989) - 1988
- [c1]Jeffrey J. Brown, Witold A. Krzymien:
A subset of the ISDN network layer protocol suitable for implementation in hardware. INFOCOM 1988: 1065-1071
Coauthor Index
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