THz and photonic seamless communications

T Kawanishi - Journal of Lightwave Technology, 2019 - ieeexplore.ieee.org
Terahertz (THz) wave can offer over 100-Gb/s wireless transmission by the use of wide
spectrum. Due to features of high-frequency waves such as lightwaves, THz can have high …

Millimeter-wave and terahertz fixed wireless link budget evaluation for extreme weather conditions

ZK Weng, A Kanno, PT Dat, K Inagaki, K Tanabe… - IEEE …, 2021 - ieeexplore.ieee.org
To develop highly reliable fixed wireless links, such as mobile backhaul and fronthaul
systems, it is essential to evaluate the link budget under extreme weather conditions. In this …

Precise optical modulation and its application to optoelectronic device measurement

T Kawanishi - Photonics, 2021 - mdpi.com
Optoelectronic devices which play important roles in high-speed optical fiber networks can
offer effective measurement methods for optoelectronic devices including optical modulators …

Implications of 5G Technology in the Management of Power Microgrids: A Review of the Literature

AJ Taveras Cruz, M Aybar-Mejía, Y Díaz Roque… - Energies, 2023 - mdpi.com
Microgrids have a lot to offer, including helping smart grids operate on distribution grids or
bringing electricity to some cities. The management system receives and transmits different …

High-speed and uninterrupted communication for high-speed trains by ultrafast WDM fiber–wireless backhaul system

PT Dat, A Kanno, K Inagaki… - Journal of Lightwave …, 2018 - ieeexplore.ieee.org
We developed a high-speed and handover-free communication network for high-speed
trains (HSTs) using an ultrafast and switchable wavelength-division multiplexing fiber …

36 Gb/s narrowband photoreceiver for mmWave analog radio-over-fiber

L Bogaert, H Li, K Van Gasse… - Journal of Lightwave …, 2020 - ieeexplore.ieee.org
Migrating toward higher frequencies and densification of the communication cells are two
key enablers for increased wireless data rates. To make these trends economically viable …

Fifth-generation new radio millimeter-wave radio signal transmission over a seamless fiber–terahertz mobile fronthaul system for an ultra-dense small cell network

P Tien Dat, A Kanno, N Sekine, K Akahane - Optics Letters, 2022 - opg.optica.org
This Letter demonstrates the transmission of fifth-generation new radio (5G NR) millimeter-
wave signals over a seamless fiber–terahertz-wave mobile fronthaul system in the 350 …

Terahertz and photonics seamless short-distance links for future mobile networks

T Kawanishi, K Inagaki, A Kanno, N Yamamoto… - Radio …, 2021 - ieeexplore.ieee.org
High-speed data transfer and high-performance imaging can be realized by using radio-
waves in high-frequency bands, such as millimeter-waves and THz-waves, where wide …

Interferometric receiver architecture for multifunction wireless systems

SA Keivaan, P Burasa, K Wu - 2022 52nd European Microwave …, 2022 - ieeexplore.ieee.org
In this paper, an interferometric receiver architecture suitable for integrated multifunctional
large-scale wireless systems is devised and presented. The receiver inherits the technical …

[PDF][PDF] 大规模MIMO 系统中低复杂度的码本搜索方法

刘剑飞, 何利平, 陶颖, 刘迪… - Journal on …, 2019 - infocomm-journal.com
大规模MIMO 系统中的预编码技术是5G 网络中的关键技术之一. 针对大规模MIMO
通信系统中旋转离散傅里叶变换(DFT) 码本的用户端码字搜索问题, 提出了一种低复杂度的码本 …