| 2026 | WCNC | Low-Overhead CSI Feature for Fingerprint Localization. | Hanjun Park, Pere Garau Burguera, Hanan Al-Tous, Olav Tirkkonen |
| 2025 | GLOBECOM | Multi-State Bandit Reinforcement Learning for Decentralized Spectrum Access. | Ashvin Srinivasan, Junshan Zhang, Olav Tirkkonen |
| 2025 | GLOBECOM | Clifford Approximation of Unitary Matrices. | Kalle Volanto, Mahdi Bayanifar, Olav Tirkkonen |
| 2025 | ITW | Bounds in the Projective Unitary Group with Respect to Global Phase Invariant Distance. | Bhanu Pratap Yadav, Mahdi Bayanifar, Olav Tirkkonen |
| 2025 | VTC | Preamble Collision Resolution in Massive MIMO Grant-free Random Access. | Shahab Ghasemi, Mahdi Bayanifar, Renaud-Alexandre Pitaval, Branislav M. Popovic, Olav Tirkkonen |
| 2025 | VTC | Adaptive Sampling for Fingerprinting Localization. | Xinze Li, Hanan Al-Tous, Olav Tirkkonen |
| 2025 | VTC | Asynchronous Multi-Agent Reinforcement Learning for Scheduling in Subnetworks. | Ashvin Srinivasan, Junshan Zhang, Olav Tirkkonen |
| 2025 | WCNC | Metric Learning Based Positioning. | Santeri Kokkonen, Xinze Li, Ashvin Srinivasan, Hanan Al-Tous, Olav Tirkkonen |
| 2024 | ACSSC | Pilot Allocation for Cell-Free Massive MIMO based on Channel Charting. | Pere Garau Burguera, Bushra Shaikh, Hanan Al-Tous, Markku J. Juntti, Olav Tirkkonen |
| 2024 | PIMRC | Information Carrying Slotting Principles for Unsourced Coded Slotted Random Access. | Mahdi Bayanifar, Shahab Ghasemi, Renaud-Alexandre Pitaval, Branislav M. Popovic, Olav Tirkkonen |
| 2024 | PIMRC | Channel Charting Based Pilot Allocation in MIMO Systems. | Bushra Shaikh, Pere Garau Burguera, Hanan Al-Tous, Markku J. Juntti, Bilal Muhammad Khan, Olav Tirkkonen |
| 2024 | VTC | Remote Radio Head Multiclustering based Cell-Free Massive MIMO Systems. | Pere Garau Burguera, Hanan Al-Tous, Olav Tirkkonen |
| 2024 | VTC | Enhanced Weighted K-Nearest Neighbor Positioning. | Xinze Li, Hanan Al-Tous, Salah Eddine Hajri, Olav Tirkkonen |
| 2024 | VTC | Channel Covariance based Fingerprint Localization. | Xinze Li, Hanan Al-Tous, Salah Eddine Hajri, Olav Tirkkonen |
| 2024 | VTC | Multi-Agent Reinforcement Learning Approach Scheduling for In-X Subnetworks. | Ashvin Srinivasan, Ugrasen Singh, Olav Tirkkonen |
| 2024 | WCNC | Link-Adaptation for Downlink MIMO URLLC Transmissions. | Ugrasen Singh, Olav Tirkkonen |
| 2024 | WCNC | Angle-Delay Features and Distances for Channel Charting. | Zekeriya Uykan, Hanan Al-Tous, Hseyin Yigitler, Riku Jntti, Olav Tirkkonen |
| 2023 | ACSSC | Channel Charting for Streaming CSI Data. | Sueda Taner, Maxime Guillaud, Olav Tirkkonen, Christoph Studer |
| 2023 | ACSSC | Model-Based Deep Learning for Beam Prediction Based on a Channel Chart. | Taha Yassine, Baptiste Chatelier, Vincent Corlay, Matthieu Crussire, Stphane Paquelet, Olav Tirkkonen, Luc Le Magoarou |
| 2023 | GLOBECOM | Extended Binary Chirps Codebooks for Non-Coherent Communications. | Mahdi Bayanifar, Elias Heikkil, A. Robert Calderbank, Olav Tirkkonen |
| 2023 | GLOBECOM | Using Small Dimensional Quantum Error Correction Codes for High-Performance Quantum Communication. | Dawei Jiao, Alexei Ashikhmin, Mahdi Bayanifar, Olav Tirkkonen |
| 2023 | ITW | Performance Analysis of Binary Chirp Decoding. | Mahdi Bayanifar, A. Robert Calderbank, Olav Tirkkonen |
| 2023 | VTC | Covariance Difference of Arrival based Fingerprinting Localization. | Xinze Li, Hanan Al-Tous, Salah Eddine Hajri, Olav Tirkkonen |
| 2022 | ACSSC | Channel Charting with Angle-Delay-Power-Profile Features and Earth-Mover Distance. | Hanan Al-Tous, Parham Kazemi, Christoph Studer, Olav Tirkkonen |
| 2022 | GLOBECOM | Optimal Bandwidth Allocation for Multicast-Cache-Aided on-Demand Streaming in Wireless Networks. | Mohsen Amidzadeh, Olav Tirkkonen, Giuseppe Caire |
| 2022 | ISIT | Secret Keys from Parity Bits in the Satellite Setting. | Jari Lietzn, Olav Tirkkonen, Roope Vehkalahti |
| 2022 | VTC | Channel Charting Assisted Beam Tracking. | Parham Kazemi, Hanan Al-Tous, Christoph Studer, Olav Tirkkonen |
| 2022 | VTC | Dual-mode Ultra Reliable Low Latency Communications for Industrial Wireless Control. | Liang Zhou, Olav Tirkkonen, lo Parts, Saeed R. Khosravirad, Paolo Baracca, Dani Korpi, Mikko A. Uusitalo |
| 2022 | WCNC | Cellular Traffic Offloading with Optimized Compound Single-point Unicast and Cache-based Multipoint Multicast. | Mohsen Amidzadeh, Hanan Al-Tous, Giuseppe Caire, Olav Tirkkonen |
| 2022 | WCNC | Coded Caching in Presence of User Inactivity. | Jialing Liao, Olav Tirkkonen |
| 2022 | WCNC | Low-Complexity Grassmannian Quantization Based on Binary Chirps. | Tefjol Pllaha, Elias Heikkil, A. Robert Calderbank, Olav Tirkkonen |
| 2021 | GLOBECOM | Static Reflecting Surface Based on Population-level Optimization. | Hanan Al-Tous, Olav Tirkkonen |
| 2021 | GLOBECOM | Decomposition of Clifford Gates. | Tefjol Pllaha, Kalle Volanto, Olav Tirkkonen |
| 2021 | ISIT | Signature Code Design for Fast Fading Channels. | Roope Vehkalahti, Tefjol Pllaha, Olav Tirkkonen |
| 2021 | IWCMC | Network-side Localization via Semi-Supervised Multi-point Channel Charting. | Junquan Deng, Olav Tirkkonen, Jianzhao Zhang, Xianlong Jiao, Christoph Studer |
| 2021 | PIMRC | Orthogonal Multipoint Multicast Caching in OFDM Cellular Networks with ICI and IBI. | Mohsen Amidzadeh, Hanan Al-Tous, Giuseppe Caire, Olav Tirkkonen |
| 2021 | PIMRC | Exploiting Spatial Correlation for Pilot Reuse in Single-Cell mMTC. | Lucas Ribeiro, Markus Leinonen, Hanan Al-Tous, Olav Tirkkonen, Markku J. Juntti |
| 2021 | VTC | Adaptive Sector Splitting based on Channel Charting in Massive MIMO Cellular Systems. | Hanan Al-Tous, Olav Tirkkonen, Jing Liang |
| 2021 | VTC | Joint Cache Placement and Delivery Design using Reinforcement Learning for Cellular Networks. | Mohsen Amidzadeh, Hanan Al-Tous, Olav Tirkkonen, Junshan Zhang |
| 2021 | VTC | Location-Free Beam Prediction in mmWave Systems. | Tushara Ponnada, Hanan Al-Tous, Olav Tirkkonen |
| 2021 | VTC | Probabilistic Path Loss Predictors for mmWave Networks. | Taha Saleh, Dmitry Petrov, Olav Tirkkonen, Vilho Risnen |
| 2021 | VTC | CSI Quantization for FDD Massive MIMO Communication. | Roope Vehkalahti, Jialing Liao, Tefjol Pllaha, Wei Han, Olav Tirkkonen |
| 2021 | VTC | Towards Ultra-Reliable Signature Coding With Multiple Transmit Antennas. | Roope Vehkalahti, Tefjol Pllaha, Olav Tirkkonen |
| 2021 | WCNC | Reconfigurable Intelligent Surface Empowered Underlaying Device-to-Device Communication. | Gang Yang, Yating Liao, Ying-Chang Liang, Olav Tirkkonen |
| 2020 | GLOBECOM | Cellular Network Caching Based on Multipoint Multicast Transmissions. | Mohsen Amidzadeh, Hanan Al-Tous, Olav Tirkkonen, Giuseppe Caire |
| 2020 | ISIT | A Two-way QKD Protocol Outperforming One-way Protocols at Low QBER. | Jari Lietzn, Roope Vehkalahti, Olav Tirkkonen |
| 2020 | ISIT | Reconstruction of Multi-user Binary Subspace Chirps. | Tefjol Pllaha, Olav Tirkkonen, A. Robert Calderbank |
| 2020 | WCNC | Big Data Enabled Mobility Robustness optimization for Commercial LTE Networks. | Jaiju Joseph, Furqan Ahmed, Tommi Jokela, Olav Tirkkonen, Juho Poutanen, Jamo Niemel |
| 2020 | WCNC | Maximum Sub-array Diversity for mmWave Network under RF Power Leakage and Transceiver Distortion Noises. | Leila Tlebaldiyeva, Behrouz Maham, Olav Tirkkonen |
| 2019 | ISIT | Code Design Principles for Ultra-Reliable Random Access with Preassigned Patterns. | Christopher Boyd, Roope Vehkalahti, Olav Tirkkonen, Antti Laaksonen |
| 2019 | ITW | Codebooks of Complex Lines Based on Binary Subspace Chirps. | Olav Tirkkonen, A. Robert Calderbank |
| 2019 | PIMRC | System Model for Average Downlink SINR in 5G Multi-Beam Networks. | Amaanat Ali, Umur Karabulut, Ahmad Awada, Ingo Viering, Olav Tirkkonen, Andr Noll Barreto, Gerhard P. Fettweis |
| 2018 | ACSSC | Multipoint Channel Charting for Wireless Networks. | Junquan Deng, Said Medjkouh, Nicolas Malm, Olav Tirkkonen, Christoph Studer |
| 2018 | GLOBECOM | Grant-Free Access in URLLC with Combinatorial Codes and Interference Cancellation. | Christopher Boyd, Roope Vehkalahti, Olav Tirkkonen |
| 2018 | GLOBECOM | Unsupervised Charting of Wireless Channels. | Said Medjkouh, Emre Gnltas, Tom Goldstein, Olav Tirkkonen, Christoph Studer |
| 2018 | WCNC | MmWave channel estimation via atomic norm minimization for multi-user hybrid precoding. | Junquan Deng, Olav Tirkkonen, Christoph Studer |
| 2017 | CISS | Subset-codebook precoding for 1-bit massive multiuser MIMO. | Olav Tirkkonen, Christoph Studer |
| 2017 | ISIT | Grassmannian codes from multiple families of mutually unbiased bases. | Olav Tirkkonen, Christopher Boyd, Roope Vehkalahti |
| 2017 | PIMRC | Combinatorial code designs for ultra-reliable IoT random access. | Christopher Boyd, Roope Vehkalahti, Olav Tirkkonen |
| 2017 | PIMRC | Hierarchical network abstraction for HetNet coordination. | Sergio Lembo, Junquan Deng, Ragnar Freij-Hollanti, Olav Tirkkonen, Tao Chen |
| 2017 | PIMRC | On-off necklace codes for asynchronous mutual discovery. | Olav Tirkkonen, Zexian Li, Lu Wei, Alexey V. Vinel |
| 2017 | PIMRC | Two-player D2D interference canceling games. | Liang Zhou, Olav Tirkkonen, Randall Berry |
| 2016 | PIMRC | Self-organizing networks for 5G: Directional cell search in mmW networks. | Furqan Ahmed, Junquan Deng, Olav Tirkkonen |
| 2016 | PIMRC | Ultra-reliable communication in a factory environment for 5G wireless networks: Link level and deployment study. | Bikramjit Singh, Zexian Li, Olav Tirkkonen, Mikko A. Uusitalo, Preben E. Mogensen |
| 2016 | PIMRC | Selective multi-hop relaying for ultra-reliable communication in a factory environment. | Bikramjit Singh, Olav Tirkkonen, Zexian Li, Mikko A. Uusitalo, Risto Wichman |
| 2015 | GLOBECOM | Relay Selection and Resource Allocation for D2D-Relaying under Uplink Cellular Power Control. | Junquan Deng, Alexis Alfredo Dowhuszko, Ragnar Freij, Olav Tirkkonen |
| 2015 | ISIT | On the volume of a metric ball in unitary group. | Lu Wei, Renaud-Alexandre Pitaval, Jukka Corander, Olav Tirkkonen |
| 2015 | ITW | A low-complexity message recovery method for Compute-and-Forward relaying. | Amaro Barreal, Joonas Pkknen, David A. Karpuk, Camilla Hollanti, Olav Tirkkonen |
| 2015 | ITW | On the exact volume of metric balls in complex Grassmann manifolds. | Renaud-Alexandre Pitaval, Lu Wei, Olav Tirkkonen, Jukka Corander |
| 2015 | VTC | Self Organized Physical Cell ID Assignment in Multi-Operator Heterogeneous Networks. | Furqan Ahmed, Olav Tirkkonen |
| 2015 | VTC | Simple Clustering Methods for Multi-Hop Cooperative Device-to-Device Communication. | Luis Felipe Del Carpio, Alexis Alfredo Dowhuszko, Olav Tirkkonen, Gang Wu |
| 2015 | VTC | DRX-Aware Power and Delay Optimized Scheduler for Bursty Traffic Transmission. | Sofonias Hailu, Petteri Lundn, Elena Virtej, Niko Kolehmainen, Olav Tirkkonen, Carl Wijting |
| 2015 | VTC | I/Q Interference in Device-to-Device Underlay Communication with Uplink Power Control. | Udesh Oruthota, Olav Tirkkonen |
| 2015 | VTC | On the Waveforms for 5G Mobile Broadband Communications. | Jaakko Vihril, Natalia Y. Ermolova, Eeva Lhetkangas, Olav Tirkkonen, Kari Pajukoski |
| 2015 | VTC | Interference Canceling Power Optimization for Device to Device Communication. | Liang Zhou, Kalle Ruttik, Olav Tirkkonen |
| 2014 | VTC | On the Potential of OFDM Enhancements as 5G Waveforms. | Gilberto Berardinelli, Kari Pajukoski, Eeva Lhetkangas, Risto Wichman, Olav Tirkkonen, Preben E. Mogensen |
| 2014 | VTC | Distributed Initial Synchronization for 5G Small Cells. | Gilberto Berardinelli, Fernando M. L. Tavares, Olav Tirkkonen, Troels B. Srensen, Preben E. Mogensen |
| 2014 | SIGCOMM | Implementing TD-LTE as software defined radio in general purpose processor. | Jussi Kerttula, Nicolas Malm, Kalle Ruttik, Riku Jntti, Olav Tirkkonen |
| 2013 | GLOBECOM | Device-to-device data storage for mobile cellular systems. | Joonas Pkknen, Camilla Hollanti, Olav Tirkkonen |
| 2013 | ISIT | Interference canceling power control games in Gaussian interference channels. | Liang Zhou, Kalle Ruttik, Olav Tirkkonen, Randall Berry |
| 2013 | ITW | Flag orbit codes and their expansion to Stiefel codes. | Renaud-Alexandre Pitaval, Olav Tirkkonen |
| 2013 | PIMRC | A distributed algorithm for network power minimization in multicarrier systems. | Furqan Ahmed, Alexis Alfredo Dowhuszko, Olav Tirkkonen, Randall Berry |
| 2013 | PIMRC | A decentralized cooperative Uplink/Downlink adaptation scheme for TDD Small Cell Networks. | Alexis Alfredo Dowhuszko, Olav Tirkkonen, Juha Karjalainen, Tero Henttonen, Juho Pirskanen |
| 2013 | PIMRC | Full duplex relaying for local area. | Ilkka Harjula, Risto Wichman, Kari Pajukoski, Eeva Lhetkangas, Esa Tiirola, Olav Tirkkonen |
| 2013 | PIMRC | Mobility state based flexible inter-frequency small cell discovery for heterogeneous networks. | Athul Prasad, Petteri Lundn, Olav Tirkkonen, Carl Wijting |
| 2013 | PIMRC | Enhanced small cell discovery in heterogeneous networks using optimized RF fingerprints. | Athul Prasad, Petteri Lundn, Olav Tirkkonen, Carl Wijting |
| 2013 | PIMRC | Multiple primary user spectrum sensing for unknown noise statistics. | Lu Wei, Olav Tirkkonen |
| 2013 | VTC | Dynamic Frequency Selection Based on Carrier Pricing between Cells. | Parth Amin, Olav Tirkkonen, Tero Henttonen, Esa Pernila |
| 2013 | VTC | Network-Assisted Widely Linear Receivers for LTE. | Luis Felipe Del Carpio, Marko Lampinen, Mihai Enescu, Tommi Koivisto, Olav Tirkkonen |
| 2013 | VTC | Performance Analysis of Communication Systems over Generalized alpha-lambda-eta- Fading Radio Channels. | Natalia Y. Ermolova, Olav Tirkkonen |
| 2013 | VTC | Analysis of Uplink Power Control in Cellular Mobile Systems. | Udesh Oruthota, Olav Tirkkonen, K. D. Prathapasinghe Dharmawansa |
| 2013 | VTC | Energy Efficient Small-Cell Discovery Using Received Signal Strength Based Radio Maps. | Athul Prasad, Petteri Lundn, Olav Tirkkonen, Carl Wijting |
| 2013 | VTC | Energy-Efficient Flexible Inter-Frequency Scanning Mechanism for Enhanced Small Cell Discovery. | Athul Prasad, Petteri Lundn, Olav Tirkkonen, Carl Wijting |
| 2013 | VTC | Multihop Relaying for Local Area Access. | Olav Tirkkonen, Eeva Lhetkangas, Kari Pajukoski, Esa Tiirola, Ilkka Harjula |
| 2012 | ACSSC | Grassmannian packings from orbits of projective group representations. | Renaud-Alexandre Pitaval, Olav Tirkkonen |
| 2012 | ACSSC | Volume of ball and Hamming-type bounds for Stiefel manifold with Euclidean distance. | Renaud-Alexandre Pitaval, Olav Tirkkonen |
| 2012 | GLOBECOM | Distributed multiple relay selection by an auction mechanism. | Chia-Hao Yu, Brendan Mumey, Olav Tirkkonen |
| 2012 | VTC | Sum Rate Maximizing Zero Interference Linear Multiuser MIMO Transmission. | Helka-Liina Mttnen, Olav Tirkkonen |
| 2012 | VTC | Incorporating Stiefel Geometry in Codebook Design and Selection for Improved Base Station Cooperation. | Renaud-Alexandre Pitaval, Olav Tirkkonen |
| 2012 | WCNC | Primary component carrier selection for a heterogeneous network: A comparison of Selfish, Altruistic and Symmetric Strategies. | Parth Amin, Olav Tirkkonen, Tero Henttonen, Esa Pernila |
| 2012 | WCNC | Device-to-Device underlay cellular network based on rate splitting. | Chia-Hao Yu, Olav Tirkkonen |
| 2011 | GLOBECOM | Distributed Coordination Area Formation in Coordinated Multi-Point Transmission. | Shaomeng Qin, Chia-Hao Yu, Olav Tirkkonen, Mikko Alava |
| 2011 | ISIT | Density and bounds for Grassmannian codes with chordal distance. | Renaud-Alexandre Pitaval, Olav Tirkkonen, Steven D. Blostein |
| 2011 | PIMRC | Network listening based synchronization techniques for femtocell systems. | Parth Amin, Olav Tirkkonen |
| 2011 | PIMRC | Inter-cell interference management in OFDMA TDD downlink using sounding/silencing protocol. | Michal Cierny, Cssio B. Ribeiro, Risto Wichman, Olav Tirkkonen |
| 2011 | VTC | Optimization of Dynamic Frame Offset in Time Division Duplex System. | Shahrukh Bin Ali, Chia-Hao Yu, Olav Tirkkonen, Cssio B. Ribeiro |
| 2011 | VTC | Performance Evaluations for Multiuser CQI Enhancements for LTE-Advanced. | Helka-Liina Mttnen, Toni Huovinen, Tommi Koivisto, Mihai Enescu, Olav Tirkkonen, Mikko Valkama |
| 2011 | VTC | Distributed Capacity Based Channel Allocation for Dense Local Area Deployments. | Athul Prasad, Klaus Doppler, Martti Moisio, Kimmo Valkealahti, Olav Tirkkonen |
| 2010 | ISITA | Block fading channels with limited channel state information. | Sergio Lembo, Chia-Hao Yu, Olav Tirkkonen |
| 2010 | IWCMC | Effect of imperfect channel estimation in I/Q imbalanced OFDM system. | Udesh Oruthota, Olav Tirkkonen |
| 2010 | PIMRC | Analysis of joint effect of nonlinear amplification and I/Q imbalance in OFDM transmission. | Natalia Y. Ermolova, Olav Tirkkonen |
| 2010 | VTC | Rate Adaptation of AMC/HARQ Systems with CQI Errors. | Chia-Hao Yu, Arttu Hellsten, Olav Tirkkonen |
| 2009 | IWCMC | Inertia-based distributed channel allocation. | Juha-Matti Koljonen, Matti Peltomki, Mikko Alava, Olav Tirkkonen |
| 2009 | IWCMC | Design of adaptive modulation and coding system using ideal performance codes. | Chia-Hao Yu, Kalle Ruttik, Olav Tirkkonen |
| 2009 | IWCMC | Rate adaptation design for adaptive modulation/coding systems with hybrid ARQ. | Chia-Hao Yu, Olav Tirkkonen |
| 2009 | PIMRC | CQI-report optimization for multi-mode MIMO with unitary codebook based precoding. | Helka-Liina Mttnen, Olav Tirkkonen, Timo Roman |
| 2009 | PIMRC | Cooperative spectrum sensing of OFDM signals using largest eigenvalue distributions. | Lu Wei, Olav Tirkkonen |
| 2009 | PIMRC | Performance impact of fading interference to Device-to-Device communication underlaying cellular networks. | Chia-Hao Yu, Klaus Doppler, Cssio B. Ribeiro, Olav Tirkkonen |
| 2009 | PIMRC | Approximate rate quantization of Adaptive Modulation and Coding with near-optimum throughput. | Chia-Hao Yu, Kalle Ruttik, Olav Tirkkonen |
| 2009 | VTC | Nonlinear Amplification Effects on OFDM Error Rate Performance in Fading Environment. | Natalia Y. Ermolova, Olav Tirkkonen |
| 2009 | VTC | Adjacent Channel Interference Between Asynchronous TDD Cellular Networks. | Pekka Jnis, Visa Koivunen, Olav Tirkkonen, Klaus Hugl |
| 2009 | VTC | On the Performance of Device-to-Device Underlay Communication with Simple Power Control. | Chia-Hao Yu, Olav Tirkkonen, Klaus Doppler, Cssio B. Ribeiro |
| 2008 | PIMRC | OFDM interference analysis in nonlinear time-varying radio channels with frequency offsets. | Natalia Y. Ermolova, Olav Tirkkonen |
| 2008 | WCNC | Orthogonalizing Transmission in MIMO with Linear Receiver and Finite MCS Set. | Helka-Liina Mttnen, Olav Tirkkonen, Klaus Hugl |
| 2004 | ISIT | Selection diversity in multiple antenna systems with matrix modulation. | Pirjo Pasanen, Olav Tirkkonen |
| 2004 | PIMRC | Non-Orthogonal Space-Time Block Code for Multipath Channel. | Sassan Iraji, Olav Tirkkonen, Ari Hottinen, Kiran Kuchi |
| 2004 | PIMRC | Non-Gray labeling of error-prone feedback signals. | Olav Tirkkonen |
| 2004 | PIMRC | Interference, information and performance in linear matrix modulation. | Olav Tirkkonen, Mikko Kokkonen |
| 2003 | ITW | Linear matrix modulators from group representation theory. | Rinat Kashaev, Olav Tirkkonen |
| 2002 | PIMRC | High bit rates for 3G and beyond using MIMO channels. | Ari Hottinen, Jussi Vesma, Olav Tirkkonen, Nikolai Nefedov |
| 2001 | GLOBECOM | Improved MIMO performance with non-orthogonal space-time block codes. | Olav Tirkkonen, Ari Hottinen |
| 2000 | GLOBECOM | Complex space-time block codes for four Tx antennas. | Olav Tirkkonen, Ari Hottinen |