Zobrazeno 1 - 10
of 14
pro vyhledávání: '"Esa Tiirola"'
Publikováno v:
IEEE Open Journal of the Communications Society, Vol 2, Pp 1188-1204 (2021)
This paper describes and investigates a novel concept of frequency-domain spectral shaping (FDSS) with spectral extension for the uplink (UL) coverage enhancement in 5G New Radio (NR), building on discrete Fourier transform spread orthogonal frequenc
Externí odkaz:
https://doaj.org/article/19547dd9670d45fdab535ca75fc87c7a
Autor:
Mikko Valkama, Kari Pajukoski, Esa Tiirola, Ismael Peruga, Selahattin Gokceli, Taneli Riihonen
Publikováno v:
IEEE Wireless Communications Letters. 10:2130-2134
In this paper, a novel guard-tone reservation (GTR) method is proposed to reduce the peak-to-average power ratio (PAPR) of discrete Fourier transform-spread-orthogonal frequency-division multiplexing (DFT-s-OFDM) waveform. Unlike existing PAPR reduct
Autor:
Dileepa Marasinghe, Nalin Jayaweera, Nandana Rajatheva, Sami Hakola, Timo Koskela, Oskari Tervo, Juha Karjalainen, Esa Tiirola, Jari Hulkkonen
Publikováno v:
2022 IEEE 96th Vehicular Technology Conference (VTC2022-Fall).
Autor:
Nalin Jayaweera, Dileepa Marasinghe, Nandana Rajatheva, Sami Hakola, Timo Koskela, Oskari Tervo, Juha Karjalainen, Esa Tiirola, Jari Hulkkonen
Publikováno v:
2022 IEEE 96th Vehicular Technology Conference (VTC2022-Fall).
Publikováno v:
2022 IEEE 95th Vehicular Technology Conference: (VTC2022-Spring).
Publikováno v:
IEEE Open Journal of the Communications Society, Vol 2, Pp 1188-1204 (2021)
This paper describes and investigates a novel concept of frequency-domain spectral shaping (FDSS) with spectral extension for the uplink (UL) coverage enhancement in 5G New Radio (NR), building on discrete Fourier transform spread orthogonal frequenc
Autor:
Kari Hooli, Pasi Kinnunen, Esa Tiirola, Sami Hakola, Zsombor Kiss, Jorma Kaikkonen, Matthew Baker, Ilkka Harjula
Publikováno v:
IEEE Journal on Selected Areas in Communications. :1-1
Publikováno v:
WCNC
An overview of the 5G New Radio (NR) physical downlink control channel (PDCCH) design of 3GPP Release 15 is presented and performance enhancements are proposed. A novel PDCCH hash function is shown to outperform the legacy hash function by about one
Autor:
Kari Pajukoski, Esa Tiirola, Jaakko Vihriala, Venkatkumar Venkatasubramanian, Jonas Medbo, Ali A. Zaidi, Ning He, Robert Baldemair, Karl Werner, Eeva Lahetkangas, Andreas Cedergren
Publikováno v:
PIMRC
5G radio access technology is envisioned to operate from sub-1 GHz to 100 GHz using a wide range of deployment options and to support diverse services. This paper proposes OFDM numerology and frame structure for 5G radio access. The numerology is pro