On the ber performance of constant envelope ofdm in frequency selective mimo channels with ml detection

Y Wang, Y **ao, L Dan, H Chen - IEEE Wireless …, 2023 - ieeexplore.ieee.org
In this contribution, we investigate the issue of constant envelope orthogonal frequency-
division multiplexing (CE-OFDM) transmission in multipath fading channels, by quantifying …

Abatement of PAPR for ACO-OFDM deployed in VLC systems by frequency modulation of the baseband signal forming a constant envelope

VK Singh, UD Dalal - Optics Communications, 2017 - Elsevier
To inhibit the effect of non-linearity of the LEDs leading to a significant increase in the peak
to average power ratio (PAPR) of the OFDM signals in the Visible light communication (VLC) …

Near-optimal detection of CE-OFDM signals with high power efficiency via GAMP-based receivers

MJL Morales, R Dinis… - 2022 IEEE Globecom …, 2022 - ieeexplore.ieee.org
A quasi-optimum receiver based on the generalized approximate message passing (GAMP)
concept is proposed for constant envelope orthogonal frequency division multiplexing (CE …

Multiuser equalizer for hybrid massive MIMO mmWave CE-OFDM systems

R Magueta, S Teodoro, D Castanheira, A Silva… - Applied Sciences, 2019 - mdpi.com
This paper considers a multiuser broadband uplink massive multiple input multiple output
(MIMO) millimeter-wave (mmWave) system. The constant envelope orthogonal frequency …

Integration of frequency modulated constant envelope technique with ADO-OFDM to impede PAPR in VLC

VK Singh, UD Dalal - Optics Communications, 2018 - Elsevier
A novel technique of combating the effects of high peak to average power ratio (PAPR)
arising due to the non-linearity of the LED in a typical optical-OFDM (O-OFDM) for visible …

Offset Constant Envelope OFDM Toward Efficient mmWave Transmission

X Gu, L Dan, Y **ao - 2022 International Symposium on …, 2022 - ieeexplore.ieee.org
Millimeter wave (mmWave) band communication has attracted extensive attention for high-
data-rate transmission at the cost of increasing distortion from the degraded power efficiency …

CE-OFDM schemes: Spectral characterization and optimum performance

J Guerreiro, R Dinis, P Montezuma - Wireless Personal Communications, 2017 - Springer
Constant envelope orthogonal frequency division multiplexing (CE-OFDM) techniques have
been recently proposed to allow the use of power-efficient saturated amplifiers, since those …

Iterative detection with amplitude-phase demodulator for dual-stream CE-OFDM

G Cui, C Wang, W Wang - IEEE Communications Letters, 2017 - ieeexplore.ieee.org
Dual-stream constant envelope orthogonal frequency division multiplexing (CE-OFDM) is a
flexible waveform that can achieve low peak-to-average power ratio and high spectral …

Companding Transform Assisted Constant Envelope OFDM

C Huang, L Dan, Y **ao - 2023 IEEE 97th Vehicular …, 2023 - ieeexplore.ieee.org
Constant envelope orthogonal frequency division multiplexing (CE-OFDM) has been
extensively studied due to its ability to achieve low peak-to-average power ratio (PAPR) …

Analytical characterization and optimum detection of nonlinear multicarrier schemes

JFML Guerreiro - 2016 - search.proquest.com
It is widely recognized that multicarrier systems such as orthogonal frequency division
multiplexing (OFDM) are suitable for severely time-dispersive channels. However, it is also …