Results 231 to 240 of about 19,948 (281)

High-capacity phase-sensitively amplified transmission in a field-deployed fiber cable. [PDF]

open access: yesCommun Eng
Chen Z   +7 more
europepmc   +1 more source

On-chip multiplexing conversion between wavelength division multiplexing–polarization division multiplexing and wavelength division multiplexing–mode division multiplexing

Optics Letters, 2014
A compact silicon-on-insulator device used for conversions between polarization division multiplexing (PDM) and mode division multiplexing (MDM) signals is proposed and experimentally demonstrated by utilizing a structure combining the improved two-dimensional grating coupler and two-mode multiplexer.
Yu Yu, Xinliang Zhang
exaly   +3 more sources

Incompatibility of polarization-division multiplexing with wavelength-division multiplexing in soliton-transmission systems

Optics Letters, 1998
In a recent experiment it was demonstrated that polarization-division multiplexing was incompatible with wavelength-division multiplexing. We discuss a theoretical model that explains this result.
J P, Silmon-Clyde, J N, Elgin
exaly   +3 more sources

Direct-detection polarization division multiplexed orthogonal frequency-division multiplexing transmission systems without polarization tracking

Optics Letters, 2012
We experimentally demonstrate a direct-detection polarization division multiplexed (PDM) orthogonal frequency-division multiplexing (OFDM) scheme without dynamic polarization tracking. Simply using a polarization-diverse receiver, the proposed multiple-input multiple-output assisted system can achieve bit-error rate of 10(-) over all possible received ...
Chia-Chien Wei, Sien Chi
exaly   +3 more sources

Dual Polarization Nonlinear Frequency Division Multiplexing Transmission

IEEE Photonics Technology Letters, 2018
We experimentally demonstrate dual-polarization nonlinear frequency division multiplexing (NFDM) using the continuous spectrum in 1680 km of normal dispersion fiber, at the net data rate of 25.6 Gb/s. NFDM exhibits a gain of 0.4 dB in $Q$ -factor and 1 dB in total launch power when compared with burst mode OFDM.
Wasyhun Asefa Gemechu   +2 more
exaly   +4 more sources

Wearable Conformal Metasurfaces for Polarization Division Multiplexing

Advanced Optical Materials, 2020
AbstractIn practice, there is a strong requirement for modulating the performance of existing bulk devices without changing their physical geometry. In this study, by attaching a flexible metasurface on a cylindrical lens, a wearable conformal metasurface for terahertz polarization division multiplexing is demonstrated, which could be used in wireless ...
Lei Zhang, Shuangchen Ruan, Huawei Liang
exaly   +2 more sources

Gigabit polarization division multiplexing in visible light communication

Optics Letters, 2014
In this Letter, polarization division multiplexing is proposed and experimentally demonstrated for the first time that we know of, in visible light communication systems based on incoherent light emitting diodes and two orthogonal groups of linear polarizers.
Yuanquan Wang, Nan Chi
exaly   +3 more sources

All-fiber polarization-division multiplexing to mode-division multiplexing conversion for hybrid optical networks

Applied Optics, 2018
This paper proposes and experimentally demonstrates an all-fiber conversion method that transfers the polarization-division multiplexing (PDM) signals to the mode-division multiplexing (MDM) signals. The conversion scheme is based on a mode converter and a polarization-mode controller.
Xiaobin Hong
exaly   +3 more sources

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