Transparent optical-THz-optical link at 240/192 Gbit/s over 5/115 m enabled by plasmonics
A transparentOptical-subTHz-Optical link providing record-high single line rates of 240
Gbit/s and 192 Gbit/s on a single optical carrier over distances from 5 to 115 m is …
Gbit/s and 192 Gbit/s on a single optical carrier over distances from 5 to 115 m is …
Plasmonics for microwave photonics in the THz range
THz frequencies offer enormous amounts of bandwidth, which could solve the current speed
bottleneck for next-generation wireless communications. Recent reports show sub-THz links …
bottleneck for next-generation wireless communications. Recent reports show sub-THz links …
W-band optical modulators using electro-optic polymer waveguides and patch antenna arrays
T Kaji, I Morohashi, Y Tominari, N Sekine, T Yamada… - Optics …, 2021 - opg.optica.org
In this study, W-band (75–110 GHz) antenna-coupled optical modulators with a cyclo-olefin
polymer (COP) lower cladding, an electro-optic (EO) polymer waveguide, and a gap …
polymer (COP) lower cladding, an electro-optic (EO) polymer waveguide, and a gap …
D-band optical modulators using electro-optic polymer waveguides and non-coplanar patch antennas
T Kaji, I Morohashi, Y Tominari, M Ohara, T Yamada… - Optics …, 2023 - opg.optica.org
D-band (110–170? GHz) antenna-coupled optical modulators with electro-optic (EO)
polymer waveguides and non-coplanar patch antennas were fabricated using a poled EO …
polymer waveguides and non-coplanar patch antennas were fabricated using a poled EO …
Electro-Optic Beamforming for Wireless-to-Optical Seamless Constellation-Mapping
N Ghosh, S Pendharker - Journal of Lightwave Technology, 2023 - ieeexplore.ieee.org
This article shows that wireless reception angle governs constellation-mapping in seamless
wireless-to-optical conversion. This lays the foundation for electro-optic beamforming, which …
wireless-to-optical conversion. This lays the foundation for electro-optic beamforming, which …
New ICT devices enabled by organic electro-optic polymers
N Wada, T Kaji, T Yamada… - 2023 23rd International …, 2023 - ieeexplore.ieee.org
In 6G and beyond 6G network systems, the radio-over-fiber (RoF) technology that transmits
signal waveforms of terahertz waves using optical fibers is attracting much attention. In the …
signal waveforms of terahertz waves using optical fibers is attracting much attention. In the …
Plasmonics in future radio communications: Potential and challenges
Plasmonics is increasingly emerging as an alternative to photonics. It has the potential to
revolutionize the field of communications and radio science as it gives the user access to …
revolutionize the field of communications and radio science as it gives the user access to …
Novel applications of plasmonics and photonics devices to sub-THz wireless
We recently demonstrated modulators based on plasmonic technology displaying a flat
frequency response reaching 500 GHz, high linearity and power handling. We discuss their …
frequency response reaching 500 GHz, high linearity and power handling. We discuss their …
Time-Domain Electromagnetic Modeling and Simulation of a Nonlinear Electro-Optical Mixer
A full-wave electromagnetic solver coupled with a Poisson's solver based on time-domain
finite element method (TD-FEM) is developed. This solver aims to simulate the side-band …
finite element method (TD-FEM) is developed. This solver aims to simulate the side-band …
Plasmonic devices for transparent radio-over-fiber networks
The first transparent Optical-subTHz-Optical link providing record-high line-rates of 240 and
190 Gbit/s over distances from 5 to 115 m was recently demonstrated. The link has been …
190 Gbit/s over distances from 5 to 115 m was recently demonstrated. The link has been …