Constant-envelope OFDM for power-efficient and nonlinearity-tolerant heterodyne MMW-RoF system with envelope detection
The radio over fiber (RoF) system using optical heterodyne (OH) for broadband up-
conversion and envelope detection (ED) for phase-noise-insensitive down-conversion …
conversion and envelope detection (ED) for phase-noise-insensitive down-conversion …
10.51-Tbit/s multi-channel IF-over-fiber transmission with SDM/WDM/SCM for beyond-5G mobile fronthaul accommodating ultra-high-density antennas
S Nimura, K Tanaka, S Ishimura… - Journal of Optical …, 2023 - ieeexplore.ieee.org
In beyond-5G and 6G mobile communication systems, it is expected that massive numbers
of antennas are densely deployed to provide a stable and high-speed communication …
of antennas are densely deployed to provide a stable and high-speed communication …
High-performance dual-band radio-over-fiber link for future 5G radio access applications
F Shi, Y Fan, X Wang, W Zhang, Y Gao - Journal of Optical …, 2022 - opg.optica.org
For the fronthaul between the baseband unit and the remote radio unit (RRU), radio over
fiber (RoF) is promising to replace the Common Public Radio Interface in beyond fifth …
fiber (RoF) is promising to replace the Common Public Radio Interface in beyond fifth …
DSP-enhanced radio-over-fiber technologies for 5G-and-beyond wired-wireless convergence
Wired-wireless convergence is considered one of the most promising concepts for the
access networks in the upcoming beyond-5G era, a notable example being the radio-over …
access networks in the upcoming beyond-5G era, a notable example being the radio-over …
Cascaded IF-over-fiber links with hybrid signal processing for analog mobile Fronthaul
K Tanaka, HY Kao, S Ishimura… - Journal of Lightwave …, 2020 - ieeexplore.ieee.org
We present an intermediate frequency-over-fiber (IFoF) transmission system that uses
cascaded connections between a broadband link and multiple narrowband links for future …
cascaded connections between a broadband link and multiple narrowband links for future …
SSBI-free direct-detection system employing phase modulation for analog optical links
S Ishimura, HY Kao, K Tanaka, K Nishimura… - Journal of Lightwave …, 2020 - opg.optica.org
Analog optical transmission techniques such as radio-over-fiber (RoF) and multiple
intermediate-frequency-over-fiber (multi-IFoF) have attracted a great deal of attention for use …
intermediate-frequency-over-fiber (multi-IFoF) have attracted a great deal of attention for use …
Low-complexity adaptive frequency-domain nonlinear equalization for analog RoF mobile fronthaul using FFT/IFFT-assisted channel aggregation
Addressing the nonlinearity induced signal degradation is of critical importance for
harvesting the transparent benefits of an analog radio over fiber (A-RoF) architecture, to …
harvesting the transparent benefits of an analog radio over fiber (A-RoF) architecture, to …
Reconfigurable microwave photonic mixer for hybrid macro-micro cellular systems
Y Gao, F Shi, J Zhang, B Cao, B Ma, W Zhai, Y Fan - Optics Express, 2023 - opg.optica.org
Microwave photonic mixing can realize the frequency conversion of microwave signals in
the optical domain, breaking through the bandwidth bottleneck and electromagnetic …
the optical domain, breaking through the bandwidth bottleneck and electromagnetic …
Multi-IF-over-fiber transmission using a commercial TOSA for analog fronthaul networks aiming beyond 5G
S Ishimura, HY Kao, K Tanaka, K Nishimura… - Optics …, 2021 - opg.optica.org
An IF-over-fiber (IFoF)-based analog transport technology for mobile fronthaul applications
has recently attracted significant attention. However, most previous studies have employed …
has recently attracted significant attention. However, most previous studies have employed …
Analog mobile fronthaul supporting 128 RF chain with nonlinear compensator for B5G and 6G Ma-MIMO beamforming
YJ Huang, GT Lin, PH Ting, CC Wei… - Journal of Lightwave …, 2022 - ieeexplore.ieee.org
These paper details a fronthaul optical link using delay-division-multiplexing (DDM) scheme
with Volterra based nonlinear compensator for beyond fifth generation (B5G) and 6G …
with Volterra based nonlinear compensator for beyond fifth generation (B5G) and 6G …