Publications

You can find my Google Scholar profile here.

Journal papers

  1. M. Ding, I. Atzeni, A. Tölli, and A. L. Swindlehurst "On the optimal MMSE channel estimation for one-bit quantized MIMO systems," IEEE Trans. Signal Process. (submitted), 2024.

  2. B. Gouda, I. Atzeni, and A. Tölli, "Combined DL-UL distributed beamforming design for cell-free massive MIMO," IEEE Wireless Commun. Lett. (to appear), 2024.

  3. B. Gouda, I. Atzeni, and A. Tölli, "Pilot-aided distributed multi-group multicast precoding design for cell-free massive MIMO," IEEE Trans. Wireless Commun. (to appear), 2024.

  4. M. Hupez, J.-F. Toubeau, I Atzeni, Z. De Grève, and F. Vallée, "Pricing electricity in residential communities using game-theoretical billings," IEEE Trans. Smart Grid, vol. 14, no. 2, pp. 1621–1631, Mar. 2023.

  5. D. Abdelhameed, K. Umebayashi, I. Atzeni, and A. Tölli, "Enhanced signal detection and constellation design for massive SIMO communications with 1-bit ADCs," IEEE Access, vol. 11, pp. 11749–11765, Feb. 2023.

  6. D. H. N. Nguyen, I. Atzeni, A. Tölli, and A. L. Swindlehurst, "A variational Bayesian perspective on massive MIMO detection," IEEE Trans. Signal Process. (submitted), 2022.

  7. P. Mursia, I. Atzeni, L. Cottatellucci, and D. Gesbert, "Enforcing statistical orthogonality in massive MIMO systems via covariance shaping," IEEE Trans. Wireless Commun., vol. 21, no. 10, pp. 8106–8119, Oct. 2022.

  8. I. Atzeni and A. Tölli, "Channel estimation and data detection analysis of massive MIMO with 1-bit ADCs," IEEE Trans. Wireless Commun., vol. 21, no. 6, pp. 3850–3867, Jun. 2022.

  9. N. Rajatheva, I. Atzeni, S. Bicaïs, E. Björnson, A. Bourdoux, S. Buzzi, C. D'Andrea, J.-B. Dore, S. Erkucuk, M. Fuentes, K. Guan, Y. Hu, X. Huang, J. Hulkkonen, J. M. Jornet, M. Katz, B. Makki, R. Nilsson, E. Panayirci, K. Rabie, N. Rajapaksha, M. Salehi, H. Sarieddeen, S. Shahabuddin, T. Svensson, O. Tervo, A. Tölli, Q. Wu, and W. Xu, "Scoring the Terabit/s goal: Broadband connectivity in 6G," IEEE Access (Submitted), 2021.

  10. P. Mursia, I. Atzeni, M. Kobayashi, and D. Gesbert, "D2D-aided multi-antenna multicasting under generalized CSIT," IEEE Trans. Wireless Commun. (submitted), 2021.

  11. I. Atzeni, B. Gouda, and A. Tölli, "Distributed precoding design via over-the-air signaling for cell-free massive MIMO," IEEE Trans. Wireless Commun., vol. 20, no. 2, pp. 1201–1216, Feb. 2021.

  12. I. Atzeni, J. Arnau, and M. Kountouris, "Downlink cellular network analysis with LOS/NLOS propagation and elevated base stations," IEEE Trans. Wireless Commun., vol. 17, no. 1, pp. 142–156, Jan. 2018.

  13. I. Atzeni and M. Kountouris, "Full-duplex MIMO small-cell networks with interference cancellation," IEEE Trans. Wireless Commun., vol. 16, no. 12, pp. 8362–8376, Dec. 2017.

  14. I. Atzeni, L. G. Ordóñez, G. Scutari, D. P. Palomar, and J. R. Fonollosa, "Noncooperative day-ahead bidding strategies for demand-side expected cost minimization: A GNEP approach," IEEE Trans. Signal Process., vol. 62, no. 9, pp. 2397–2412, May 2014.

  15. I. Atzeni, L. G. Ordóñez, G. Scutari, D. P. Palomar, and J. R. Fonollosa, "Demand-side management via distributed energy generation and storage optimization," IEEE Trans. Smart Grid, vol. 4, no. 2, pp. 866–876, Jun. 2013.

  16. I. Atzeni, L. G. Ordóñez, G. Scutari, D. P. Palomar, and J. R. Fonollosa, "Noncooperative and cooperative optimization of distributed energy generation and storage in the demand-side of the smart grid," IEEE Trans. Signal Process., vol. 61, no. 10, pp. 2454–2472, May 2013.

Conferences papers

  1. P. Gavriilidis, I. Atzeni, and G. C. Alexandropoulos, "Metasurface-based receivers with 1-bit ADCs for multi-user uplink communications," in Proc. IEEE Int. Conf. Acoust., Speech, and Signal Process. (ICASSP), Seoul, South Korea, Apr. 2024.
  2. I. Gavras, I. Atzeni, and G. C. Alexandropoulos, "Near-field localization with 1-bit quantized hybrid A/D reception," in Proc. IEEE Int. Conf. Acoust., Speech, and Signal Process. (ICASSP), Seoul, South Korea, Apr. 2024.
  3. A. Ravinath, B. Gouda, I. Atzeni, and A. Tölli, "Pilot-based uplink power control in single-UE massive MIMO systems with 1-bit ADCs," in Proc. IEEE Int. Workshop Comput. Adv. in Multi-Sensor Adaptive Process. (CAMSAP), Los Sueños, Costa Rica, Dec. 2023.
  4. B. Gouda, I. Atzeni, and A. Tölli, "Uplink power control for distributed massive MIMO with 1-bit ADCs," in Proc. IEEE Global Commun. Conf. (GLOBECOM), Kuala Lumpur, Malaysia, Dec. 2023.

  5. A. Radbord, I. Atzeni, A. Tölli, "Enhanced data detection for massive MIMO with 1-bit ADCs," in Proc. Asilomar Conf. Signals, Syst., and Comput. (ASILOMAR), Pacific Grove, CA, USA, Oct. 2023.

  6. I. Atzeni, A. Tölli, D. H. N. Nguyen, and A. L. Swindlehurst, "Doubly 1-bit quantized massive MIMO," in Proc. Asilomar Conf. Signals, Syst., and Comput. (ASILOMAR), Pacific Grove, CA, USA, Oct. 2023

  7. M. Ma, N. T. Nguyen, I. Atzeni, and M. Juntti, "Analysis of oversampling in uplink massive MIMO-OFDM with low-resolution ADCs," in Proc. IEEE Int. Workshop Signal Process. Adv. in Wireless Commun. (SPAWC), Shanghai, China, Sep. 2023. 🏆 Best Paper Award! 🏆

  8. A. Radbord, I. Atzeni, and A. Tölli, "Multi-user data detection in massive MIMO with 1-bit ADCs," in Proc. IEEE Int. Conf. Acoust., Speech, and Signal Process. (ICASSP), Rhodes Island, Greece, Jun. 2023.

  9. B. Gouda, I. Atzeni, and A. Tölli, "Distributed precoding design for multi-group multicasting in cell-free massive MIMO," in Proc. IEEE Global Commun. Conf. (GLOBECOM), Rio de Janeiro, Brazil, Dec. 2022.

  10. B. Gouda, I. Atzeni, and A. Tölli, "Joint minimum DL-UL rate maximization for cell-free massive MIMO," in Proc. Int. ITG Workshop Smart Antennas (WSA), Sophia Antipolis, France, Nov. 2021.

  11. I. Atzeni, A. Tölli, and G. Durisi, "Low-resolution massive MIMO under hardware power consumption constraints," in Proc. Asilomar Conf. Signals, Syst., and Comput. (ASILOMAR), Pacific Grove, CA, USA, Nov. 2021.

  12. D. Abdelhameed, K. Umebayashi, A. Al-Tahmeesschi, I. Atzeni, and A. Tölli, "Enhanced signal detection for massive SIMO communications with 1-bit ADCs," in Proc. IEEE Int. Workshop Signal Process. Adv. in Wireless Commun. (SPAWC), Lucca, Italy, Sep. 2021.

  13. I. Atzeni and A. Tölli, "Uplink data detection analysis of 1-bit quantized massive MIMO," in Proc. IEEE Int. Workshop Signal Process. Adv. in Wireless Commun. (SPAWC), Lucca, Italy, Sep. 2021.

  14. I. Atzeni, B. Gouda, and A. Tölli, "Distributed joint receiver design for cell-free massive MIMO," in Proc. IEEE Int. Conf. Commun. (ICC), Dublin, Ireland, Jun. 2020.

  15. B. Gouda, I. Atzeni, and A. Tölli, "Distributed precoding design for cell-free massive MIMO systems," in Proc. IEEE Int. Workshop Signal Process. Adv. in Wireless Commun. (SPAWC), Atlanta, GA, USA, May 2020.

  16. P. Mursia, I. Atzeni, M. Kobayashi, and D. Gesbert, "D2D-aided multi-antenna multicasting in a dense network," in Proc. Asilomar Conf. Signals, Syst., and Comput. (ASILOMAR), Pacific Grove, CA, USA, Nov. 2019.

  17. A. Padmanabhan, A. Tölli, and I. Atzeni, "Distributed two-stage multi-cell precoding," in Proc. IEEE Int. Workshop Signal Process. Adv. in Wireless Commun. (SPAWC), Cannes, France, Jul. 2019.

  18. P. Mursia, I. Atzeni, D. Gesbert, and M. Kobayashi, "D2D-aided multi-antenna multicasting," in Proc. IEEE Int. Conf. Commun. (ICC), Shanghai, China, May 2019. 🏆 Best Paper Award! 🏆

  19. P. Mursia, I. Atzeni, D. Gesbert, and L. Cottatellucci, "Covariance shaping in massive MIMO systems," in Proc. IEEE Global Commun. Conf. (GLOBECOM), Abu Dhabi, UAE, Dec. 2018.

  20. P. Mursia, I. Atzeni, D. Gesbert, and L. Cottatellucci, "On the performance of covariance shaping in massive MIMO systems," in Proc. IEEE Int. Workshop Computer-Aided Modeling Analysis and Design of Commun. Links and Netw. (CAMAD), Barcelona, Spain, Sep. 2018.

  21. I. Atzeni and D. Gesbert, "Cooperative MIMO precoding with distributed CSI: A hierarchical approach," in Proc. IEEE Int. Workshop Signal Process. Adv. in Wireless Commun. (SPAWC), Kalamata, Greece, Jun. 2018.

  22. I. Atzeni, M. Maso, I. Ghamnia, E. Baştuğ, and M. Debbah, "Flexible cache-aided networks with backhauling," in Proc. IEEE Int. Workshop Signal Process. Adv. in Wireless Commun. (SPAWC), Sapporo, Japan, Jul. 2017.

  23. I. Atzeni, J. Arnau, and M. Kountouris, "Performance analysis of ultra-dense networks with elevated base stations," in Proc. Int. Symp. Modeling and Optimiz. in Mobile, Ad Hoc, and Wireless Netw. (WiOpt), Paris, France, May 2017.

  24. M. Maso, I. Atzeni, I. Ghamnia, E. Baştuğ, and M. Debbah, "Cache-aided full-duplex small cells," in Proc. Int. Symp. Modeling and Optimiz. in Mobile, Ad Hoc, and Wireless Netw. (WiOpt), Paris, France, May 2017.

  25. I. Atzeni and M. Kountouris, "Performance analysis of partial interference cancellation in multi-antenna UDNs," in Proc. Asilomar Conf. Signals, Syst., and Comput. (ASILOMAR), Pacific Grove, CA, USA, Nov. 2016.

  26. G. C. Alexandropoulos, M. Kountouris, and I. Atzeni, "User scheduling and optimal power allocation for full-duplex cellular networks," in Proc. IEEE Int. Workshop Signal Process. Adv. in Wireless Commun. (SPAWC), Edinburgh, UK, Jul. 2016.

  27. I. Atzeni, M. Kountouris, and G. C. Alexandropoulos, "Performance evaluation of user scheduling for full-duplex small cells in ultra-dense networks," in Proc. European Wireless Conf. (EW), Oulu, Finland, May 2016.

  28. J. Arnau, I. Atzeni, and M. Kountouris, "Impact of LOS/NLOS propagation and path loss in ultra-dense cellular networks," in Proc. IEEE Int. Conf. Commun. (ICC), Kuala Lumpur, Malaysia, May 2016.

  29. I. Atzeni, M. Maso, and M. Kountouris, "Optimal low-complexity self-interference cancellation for full-duplex MIMO small cells," in Proc. IEEE Int. Conf. Commun. (ICC), Kuala Lumpur, Malaysia, May 2016.

  30. I. Atzeni and M. Kountouris, "Full-duplex MIMO small-cell networks: Performance analysis," in Proc. IEEE Global Commun. Conf. (GLOBECOM), San Diego, CA, USA, Dec. 2015.

  31. M. Maso, S. Lakshminarayana, I. Atzeni, and S. Gupta, "Energy as a commodity: Enhancing the sum-rate of MISO interference channels via energy cooperation," in Proc. IEEE Global Commun. Conf. (GLOBECOM), San Diego, CA, USA, Dec. 2015.

  32. I. Atzeni, J. Arnau, and M. Debbah, "Fractional pilot reuse in massive MIMO systems," in Proc. IEEE Int. Conf. Commun. (ICC), London, UK, Jun. 2015.

  33. I. Atzeni, L. G. Ordóñez, G. Scutari, D. P. Palomar, and J. R. Fonollosa, "Cooperative day-ahead bidding strategies for demand-side expected cost minimization," in Proc. IEEE Int. Conf. Acoust., Speech, and Signal Process. (ICASSP), Vancouver, Canada, May 2013.

  34. I. Atzeni, L. G. Ordóñez, G. Scutari, D. P. Palomar, and J. R. Fonollosa, "Day-ahead bidding strategies for demand-side expected cost minimization," in Proc. IEEE Int. Conf. Smart Grid Comm. (SmartGridComm), Tainan City, Taiwan, Nov. 2012.

Book chapters and monographs

  1. N. H. Mahmood, I. Atzeni, E. A. Jorswieck, and O. L. A. López, "Ultra-reliable low-latency communications: Foundations, enablers, system design, and evolution towards 6G," in Found. and Trends Commun. and Inf. Theory, vol. 20, no. 5–6, pp. 512–747, Oct. 2023.
  2. I. Atzeni and M. Maso, "Full-duplex radios for wireless edge caching," in Wireless Edge Caching: Modelling, Analysis, and Optimization. London, UK: Cambridge Univ. Press, 2020.

Patents

  1. A. Arvola, B. Gouda, I. Atzeni, A. Tölli, J. P. Karjalainen, S.-J. Hakola, and T. Koskela, and Y. Youngsoo, "Method for sub-band-specific comb-offset hopping for UL SRS transmission," PCT/EP2023/054040, filed 17 Feb. 2023.

  2. I. Atzeni, A. Arvola, B. Gouda, A. Tölli, J. P. Karjalainen, S.-J. Hakola, and T. Koskela, "PRACH transmission to facilitate low-resolution receiver," PCT/FI2022/5936, filed 14 Oct. 2022.

  3. A. Arvola, I. Atzeni, B. Gouda, A. Tölli, J. P. Karjalainen, S.-J. Hakola, and T. Koskela, "Enabling AGC and low-resolution ADC threshold tuning for connected-mode reception," PCT/FI2022/5934, filed 14 Oct. 2022.

  4. A. Arvola, B. Gouda, I. Atzeni, A. Tölli, J. P. Karjalainen, S.-J. Hakola, T. Koskela, and Y. Youngsoo, "Method for precoded UL SRS transmission with asymmetric antenna port configurations," GB22/14424.0, filed 30 Sep. 2022.

  5. J. P. Karjalainen, B. Gouda, S.-J. Hakola, T. Koskela, A. Arvola, I. Atzeni, A. Tölli, and F. Tosato, "Method for Doppler information reporting," WO2024/032946A1, filed 12 Aug. 2022.

  6. A. Arvola, B. Gouda, I. Atzeni, A. Tölli, J. P. Karjalainen, S.-J. Hakola, T. Koskela, and F. Tosato, "UL SRS power control under multi-TRP operation for C-JT," WO2023/213520A1, filed 6 May 2022.

  7. D. Kumar, I. Atzeni, A. Tölli, J. P. Karjalainen, T. Koskela, S.-J. Hakola, and J. Y. Hulkkonen, "Method for uplink sounding under MPE constraint," PCT/FI2021/5033, filed 13 Jan. 2021.

  8. D. Kumar, I. Atzeni, C. Morais de Lima, A. Tölli, J. P. Karjalainen, S.-J. Hakola, T. Koskela, and J. Y. Hulkkonen, "Enhancing positioning efficiency," US2023/0239829A1, filed 1 Jul. 2020.

  9. J. P. Karjalainen, T. Koskela, S.-J. Hakola, I. Atzeni, C. Morais de Lima, D. Kumar, and A. Tölli, "Spatial domain measurements for beam based positioning," US2023/0147613A1, filed 20 Mar. 2020.

  10. J. P. Karjalainen, T. Koskela, S.-J. Hakola, J. Y. Hulkkonen, D. Kumar, I. Atzeni, C. Morais de Lima, and A. Tölli, "Beam ranking for positioning," US2022/0345194A1, filed 23 Aug. 2019.

  11. M. Kountouris, J. Arnau, and I. Atzeni, "Method and apparatus for enhancing user selection in a MU-MIMO system," WO2017/108075A1, filed 21 Dec. 2015.

  12. J. Arnau and I. Atzeni, "Fractional pilot reuse in multi-user MIMO," WO2017/084703A1, filed 18 Nov. 2015.

  13. I. Atzeni, M. Maso, and M. Kountouris, "A full-duplex communication apparatus and a method of operating a full-duplex communication apparatus," WO2017/063696A1, filed 15 Oct. 2015.

Doctoral thesis

  1. I. Atzeni, "Distributed demand-side optimization in the smart grid," PhD dissertation, Signal Theory and Communications Department, Polytechnic University of Catalonia—BarcelonaTech, Jul. 2014.

Others

  1. N. Rajatheva, I. Atzeni, E. Björnson, A. Bourdoux, S. Buzzi, J.-B. Dore, S. Erkucuk, M. Fuentes, K. Guan, Y. Hu, X. Huang, J. Hulkkonen, J. M. Jornet, M. Katz, R. Nilsson, E. Panayirci, K. Rabie, N. Rajapaksha, M. Salehi, H. Sarieddeen, T. Svensson, O. Tervo, A. Tölli, Q. Wu, and W. Xu, "White paper on broadband connectivity in 6G," White paper, Jun. 2020.