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Modular and High-Resolution Channel State Information and Beam Management for 5G New Radio
Samsung Res Amer, TX USA.
Samsung Res Amer, TX USA.
Samsung Res Amer, CA USA.
Univ Washington, WA 98195 USA; Seoul Natl Univ, South Korea.
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2018 (Engelska)Ingår i: IEEE Communications Magazine, ISSN 0163-6804, E-ISSN 1558-1896, Vol. 56, nr 3, s. 48-55Artikel i tidskrift (Refereegranskat) Published
Abstract [en]

This article provides an overview of key features pertaining to CSI reporting and beam management for the 5G New Radio (NR) currently being standardized in 3GPP. For CSI reporting, the modular design framework and high-resolution spatial information feedback offer not only flexibility in a host of use cases and deployment scenarios, but also improved average user throughput over state-of-the-art 4G LTE. To accommodate cellular communications in the milimeter-wave regime where a combination of analog and digital beamforming is typically used at both a base station and user equipment, beam management procedures such as measurement, reporting, and recovery are introduced. The utility and joint usage of these two features are demonstrated along with some potential upgrades for the next phase of 5G NR.

Ort, förlag, år, upplaga, sidor
IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC , 2018. Vol. 56, nr 3, s. 48-55
Nationell ämneskategori
Kommunikationssystem
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URN: urn:nbn:se:liu:diva-177296DOI: 10.1109/MCOM.2018.1700761ISI: 000429329400007OAI: oai:DiVA.org:liu-177296DiVA, id: diva2:1572554
Tillgänglig från: 2021-06-23 Skapad: 2021-06-23 Senast uppdaterad: 2021-06-23

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