Results 21 to 30 of about 256,506 (372)

2 × 20 Gbps - 40 GHz OFDM Ro-FSO transmission with mode division multiplexing [PDF]

open access: yesJournal of the European Optical Society-Rapid Publications, 2014
Radio-over-Free-Space-Optics (Ro-FSO) is a promising technology for future wireless networks. In this work, we have designed a hybrid orthogonal frequency division multiplexing (OFDM) Ro-FSO system for transmission of two independent channels by mode ...
Amphawan A., Chaudhary S., Chan V.W.S.
doaj   +1 more source

Theoretical Investigation of the Capacity of Space Division Multiplexing with Multimode Step-Index Air-Clad Silica Optical Fibers

open access: yesPhotonics, 2022
We studied the effect of mode coupling on the space division multiplexing (SDM) capabilities of multimode step-index (SI) air-clad silica optical fibers by numerically solving the power flow equation.
Svetislav Savović   +5 more
doaj   +1 more source

Integrated Broadband Mode Division Demultiplexer in Waveguide Arrays [PDF]

open access: yesPhys. Rev. Applied 19, 064014 (2023), 2023
On-chip mode division (de)multiplexing plays a significant role in the integrated devices to greatly improve communication capacity. One of the pursuing goals of mode division (de)multiplexer is how to realize such devices with larger bandwidth and better fabrication tolerance.
arxiv   +1 more source

Weakly-coupled real-time SDM technology for short-reach optical transmission

open access: yesDianxin kexue, 2022
The capacity upgrade of short-reach optical fiber transmission has received more and more attention.Spatial division multiplexing provides two new dimensions of fiber core and mode, which can greatly increase the transmission capacity of a single fiber ...
Yuyang GAO   +3 more
doaj   +2 more sources

Direct-access mode-division multiplexing switch for scalable on-chip multi-mode networks

open access: yesNanophotonics, 2021
By leveraging mode-division multiplexing (MDM), capacity of on-chip photonic interconnects can be scaled up to an unprecedented level. The demand for dynamic control of mode carriers has led to the development of mode-division multiplexing switches (MDMS)
Hongnan Xu   +3 more
semanticscholar   +1 more source

A high-precision bidirectional time-transfer system over a single fiber based on wavelength-division multiplexing and time-division multiplexing

open access: yesFrontiers in Physics, 2023
In this paper, a high-precision bidirectional time-transfer system over a single fiber based on wavelength-division multiplexing and time-division multiplexing (SFWDM-TDM) is proposed, which combines the advantages of wavelength-division multiplexing and
Xinxing Guo   +12 more
doaj   +1 more source

Recent Progress on Novel DSP Techniques for Mode Division Multiplexing Systems: A Review

open access: yes, 2021
This paper provides an overview of latest progress on the novel advanced digital signal processing (DSP) techniques for long-haul mode division multiplexing (MDM) systems with high capacity.
Zhiqun Yang   +4 more
semanticscholar   +1 more source

Compact spatial multiplexers for mode division multiplexing

open access: yesOptics Express, 2014
Spatial multiplexer (SMUX) for mode division multiplexing (MDM) has evolved from mode-selective excitation, multiple-spot and photonic-lantern based solutions in order to minimize both mode-dependent loss (MDL) and coupler insertion loss (CIL). This paper discusses the implementation of all the three solutions by compact components in a small footprint.
Haoshuo Chen   +3 more
openaire   +4 more sources

Recent Advancements in Mode Division Multiplexing for Communication and Computation in Silicon Photonics [PDF]

open access: yesJournal of Lightwave Technology
Mode Division Multiplexing (MDM) is a technique used over the past decade in Silicon Photonics (SiPh) to incorporate more data into communication links by employing higher-order transverse electric or transverse magnetic modes.
K. R. Mojaver   +3 more
semanticscholar   +1 more source

Design of Silicon Photonics Integrated Bulk Zigzag and Sinusoidal Structured Mode Conversion Devices Using Genetic Algorithm (GA) Optimization

open access: yesPhotonics, 2023
To increase the optical interconnect transmission capacity, different multiplexing technologies, including wavelength division multiplexing (WDM), polarization division multiplexing (PolDM) and mode division multiplexing (MDM), can be utilized.
Tien-Wei Yu   +6 more
doaj   +1 more source

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