A four-port CSRR-loaded dual-band MIMO antenna with suppressed higher order modes

JC Dash, D Sarkar - IEEE Access, 2022 - ieeexplore.ieee.org
In this paper, we propose a compact four-port dual-band MIMO antenna with suppressed
higher order modes (HOMs). First, complementary split ring resonator (CSRR) loading is …

[HTML][HTML] Interference Mitigation in B5G Network Architecture for MIMO and CDMA: State of the Art, Issues, and Future Research Directions

H Yang, F Qamar, SHA Kazmi, STA Jafri, KAZ Ariffin… - Information, 2024 - mdpi.com
The emergence of Beyond 5G (B5G) networks introduces novel challenges related to
interference management, particularly within the context of Multiple-Input, Multiple-Output …

System EVM characterization and coverage area estimation of 5G directive mmW links

ME Leinonen, M Jokinen, N Tervo… - IEEE Transactions …, 2019 - ieeexplore.ieee.org
RF performance of fifth-generation (5G) new radio (NR) millimeter-wave (mmW) system will
be characterized over-the-air (OTA) in 3GPP 5G NR performance and type approval testing …

Analyzing the effects of PA variations on the performance of phased array digital predistortion

N Tervo, ME Leinonen, J Aikio… - 2018 IEEE 29th …, 2018 - ieeexplore.ieee.org
This paper shows how digital predistortion of a phased array can benefit from the parametric
variations over parallel power amplifiers (PAs). Different antenna configurations are …

Digital predistortion concepts for linearization of mmW phased array transmitters

N Tervo, M Jokinen, ME Leinonen… - 2019 16th …, 2019 - ieeexplore.ieee.org
Linearization of millimeter-wave (mmW) phased arrays is one of the key enablers for
improving the system performance in terms of power, efficiency and linearity. However …

Concepts for radiated nonlinear distortion and spatial linearization in millimeter-wave phased arrays

N Tervo - 2022 - oulurepo.oulu.fi
Osajulkaisut Osajulkaisut eivät sisälly väitöskirjan elektroniseen versioon. Tuovinen, T.,
Tervo, N., & Pärssinen, A.(2017). Analyzing 5G RF system performance and relation to link …

5G mmW receiver interoperability with Wi-Fi and LTE transmissions

ME Leinonen, M Sonkki, O Kursu… - 2019 13th European …, 2019 - ieeexplore.ieee.org
New interoperability problems will arise, when 5G millimeter wave (mmW) radios will be
integrated into mobile devices and small cell base stations with other radios. Current LTE …

Measurement method for characterizing nonlinearity under near-field and far-field interferers in 5G mmW phased arrays

N Tervo, ME Leinonen, M Jokinen… - 2019 49th European …, 2019 - ieeexplore.ieee.org
A single antenna output of a phased array receiver has only the directivity of the single
element. The array gain is achieved once the parallel branches are summed together. The …