Publications
You can find my Google Scholar profile here.
Journal papers
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- P. Mursia, I. Atzeni, M. Kobayashi, and D. Gesbert, "D2D-aided multi-antenna multicasting under generalized CSIT," IEEE Trans. Wireless Commun. (submitted), 2021.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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
- 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.
- 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.
- 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.
- 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.
- 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.
- 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
- 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! 🏆
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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! 🏆
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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
- 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.
- 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
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- J. Arnau and I. Atzeni, "Fractional pilot reuse in multi-user MIMO," WO2017/084703A1, filed 18 Nov. 2015.
- 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
- 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
- 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.