Ubiquitous Cell-Free Massive MIMO Communications

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    Ubiquitous Cell-Free Massive MIMO Communications. / Interdonato, Giovanni; Björnson, Emil; Ngo, Hien Quoc; Frenger, Pål ; Larsson, Erik G.

    In: EURASIP Journal On Wireless Communications and Networking, Vol. 2019, 197, 05.08.2019.

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    Interdonato, Giovanni ; Björnson, Emil ; Ngo, Hien Quoc ; Frenger, Pål ; Larsson, Erik G. / Ubiquitous Cell-Free Massive MIMO Communications. In: EURASIP Journal On Wireless Communications and Networking. 2019 ; Vol. 2019.

    Bibtex

    @article{4a6d5362f1e74e9bb9d1845bb1ccb49a,
    title = "Ubiquitous Cell-Free Massive MIMO Communications",
    abstract = "Since the first cellular networks were trialled in the 1970s, we have witnessed anincredible wireless revolution. From 1G to 4G, the massive traffic growth hasbeen managed by a combination of wider bandwidths, rened radio interfaces,and network densication, namely increasing the number of antennas per site [1].Due its cost-eciency, the latter has contributed the most. Massive MIMO(multiple-input multiple-output) is a key 5G technology that uses massiveantenna arrays to provide a very high beamforming gain and spatiallymultiplexing of users, and hence, increases the spectral and energy eciency(see [2] and references herein). It constitutes a centralized solution to densify anetwork, and its performance is limited by the inter-cell interference inherent inits cell-centric design. Conversely, ubiquitous cell-free Massive MIMO [3] refers to a distributed Massive MIMO system implementing coherent user-centrictransmission to overcome the inter-cell interference limitation in cellular networks and provide additional macro-diversity. These features, combined with the system scalability inherent in the Massive MIMO design, distinguishes ubiquitous cell-free Massive MIMO from prior coordinated distributed wireless systems. In this article, we investigate the enormous potential of this promising technology while addressing practical deployment issues to deal with the increased back/front-hauling overhead deriving from the signal co-processing.",
    author = "Giovanni Interdonato and Emil Bj{\"o}rnson and Ngo, {Hien Quoc} and P{\aa}l Frenger and Larsson, {Erik G.}",
    year = "2019",
    month = "8",
    day = "5",
    doi = "10.1186/s13638-019-1507-0",
    language = "English",
    volume = "2019",
    journal = "EURASIP Journal On Wireless Communications and Networking",
    issn = "1687-1472",
    publisher = "Hindawi Publishing Corp.",

    }

    RIS

    TY - JOUR

    T1 - Ubiquitous Cell-Free Massive MIMO Communications

    AU - Interdonato, Giovanni

    AU - Björnson, Emil

    AU - Ngo, Hien Quoc

    AU - Frenger, Pål

    AU - Larsson, Erik G.

    PY - 2019/8/5

    Y1 - 2019/8/5

    N2 - Since the first cellular networks were trialled in the 1970s, we have witnessed anincredible wireless revolution. From 1G to 4G, the massive traffic growth hasbeen managed by a combination of wider bandwidths, rened radio interfaces,and network densication, namely increasing the number of antennas per site [1].Due its cost-eciency, the latter has contributed the most. Massive MIMO(multiple-input multiple-output) is a key 5G technology that uses massiveantenna arrays to provide a very high beamforming gain and spatiallymultiplexing of users, and hence, increases the spectral and energy eciency(see [2] and references herein). It constitutes a centralized solution to densify anetwork, and its performance is limited by the inter-cell interference inherent inits cell-centric design. Conversely, ubiquitous cell-free Massive MIMO [3] refers to a distributed Massive MIMO system implementing coherent user-centrictransmission to overcome the inter-cell interference limitation in cellular networks and provide additional macro-diversity. These features, combined with the system scalability inherent in the Massive MIMO design, distinguishes ubiquitous cell-free Massive MIMO from prior coordinated distributed wireless systems. In this article, we investigate the enormous potential of this promising technology while addressing practical deployment issues to deal with the increased back/front-hauling overhead deriving from the signal co-processing.

    AB - Since the first cellular networks were trialled in the 1970s, we have witnessed anincredible wireless revolution. From 1G to 4G, the massive traffic growth hasbeen managed by a combination of wider bandwidths, rened radio interfaces,and network densication, namely increasing the number of antennas per site [1].Due its cost-eciency, the latter has contributed the most. Massive MIMO(multiple-input multiple-output) is a key 5G technology that uses massiveantenna arrays to provide a very high beamforming gain and spatiallymultiplexing of users, and hence, increases the spectral and energy eciency(see [2] and references herein). It constitutes a centralized solution to densify anetwork, and its performance is limited by the inter-cell interference inherent inits cell-centric design. Conversely, ubiquitous cell-free Massive MIMO [3] refers to a distributed Massive MIMO system implementing coherent user-centrictransmission to overcome the inter-cell interference limitation in cellular networks and provide additional macro-diversity. These features, combined with the system scalability inherent in the Massive MIMO design, distinguishes ubiquitous cell-free Massive MIMO from prior coordinated distributed wireless systems. In this article, we investigate the enormous potential of this promising technology while addressing practical deployment issues to deal with the increased back/front-hauling overhead deriving from the signal co-processing.

    U2 - 10.1186/s13638-019-1507-0

    DO - 10.1186/s13638-019-1507-0

    M3 - Article

    VL - 2019

    JO - EURASIP Journal On Wireless Communications and Networking

    T2 - EURASIP Journal On Wireless Communications and Networking

    JF - EURASIP Journal On Wireless Communications and Networking

    SN - 1687-1472

    M1 - 197

    ER -

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