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A fully-packaged 3D-waveguide based dual-fiber spatial-multiplexer with up-tapered 6-mode fiber pigtails

Haoshuo Chen, Nicolas K. Fontaine, Roland Ryf, Binbin Guan, S. J. B. Yoo, A. M. J. Koonen
2014 2014 The European Conference on Optical Communication (ECOC)  
We demonstrated a fully-packaged dual-fiber 3D-waveguide (3DW) spatial multiplexer, which has 7dB mode-dependent loss (MDL) and <8dB insertion loss in a multiplexer/demultiplexer pair.  ...  Mode profile mismatch between the 3DW device and few-mode fiber (FMF) is solved by up-tapering FMF side.  ...  Introduction Space-division multiplexing (SDM) using the cores in multi-core fiber (MCF) and the modes in few-mode fiber (FMF) have been explored to avert the capacity bottleneck of the existing single-mode  ... 
doi:10.1109/ecoc.2014.6963999 fatcat:awesc6dzrvg6hbks23glnw5k44

High-capacity dense space division multiplexing transmission

Takayuki Mizuno, Yutaka Miyamoto
2017 Optical fiber technology (Print)  
Keywords: Optical fiber communications Dense space division multiplexing (DSDM) Multicore fiber (MCF) Multimode fiber (MMF) High-capacity transmission Long-haul transmission a b s t r a c t In this paper  ...  Various types of multicore and multimode SDM fibers, amplification, and spatial multi/ demultiplexers have helped achieve high-capacity DSDM transmission.  ...  and low-loss spatial MUX/DEMUXs, and the technique for mitigating transmission impairments including crosstalk, DMD, and mode dependent loss (MDL) [26] .  ... 
doi:10.1016/j.yofte.2016.09.015 fatcat:xcoatnke55hhrprl2o53lhrd24

Focus Issue: Space Multiplexed Optical Transmission

Guifang Li, Xiang Liu
2011 Optics Express  
Mode-division multiplexing (MDM) using few-mode fibers (FMF) and space-division multiplexing (SDM) using multi-core fibers (MCF) have emerged as promising candidates for the next multiplicative capacity  ...  The practical realizations of MDM and SDM call for enabling optical components such as multi-mode or multi-core optical fiber amplifiers, multi-mode processors, and novel multi-mode or multi-core optical  ... 
doi:10.1364/oe.19.016574 pmid:21935021 fatcat:uwbqehmtwjaktiwznqgp3dwq6i

10 Spatial mode transmission using low differential mode delay 6-LP fiber using all-fiber photonic lanterns

John van Weerdenburg, Amado Velàzquez-Benitez, Roy van Uden, Pierre Sillard, Denis Molin, Adrian Amezcua-Correa, Enrique Antonio-Lopez, Maxim Kuschnerov, Frans Huijskens, Hugo de Waardt, Ton Koonen, Rodrigo Amezcua-Correa (+1 others)
2015 Optics Express  
As such in this work, we combine wavelength and mode-division multiplexed transmission over a 4.45 km low-DMGD 6-LP-mode fiber by employing low-loss all-fiber 10-port photonic lanterns to couple light  ...  Key for longer transmission distances and low computational complexity is the fabrication of fibers with low differential mode group delays.  ...  Micram Instruments and Tektronix are gratefully acknowledged for help with digital-to-analog converters and real-time scopes respectively.  ... 
doi:10.1364/oe.23.024759 pmid:26406677 fatcat:ui2nbiool5e3zn5dp56xheljxi

Transmission in space-division multiplexed systems

Roland Ryf
2015 2015 IEEE Photonics Conference (IPC)  
COUPLED CORE 3-CORE MULTI-CORE FIBER (MCF) CHARACTERISTICS OF A 60 km 3-CORE FIBER • In coupled-core multi-core fibers, cores are allowed to couple, and can therefore be placed closer than in uncoupled  ...  117 Tbit) is possible in numerous fibers supporting multiple spatial channels for distances up to 4200 km• Key requirements for the fibers are: -Low mode dependent loss -Low differential group delay• If  ... 
doi:10.1109/ipcon.2015.7323737 fatcat:vec7pmqfzfamzlpevzddjdhcre

Triple-clad photonic lanterns for mode scaling

Bin Huang, Juan Carlos Alvarado Zacarias, Huiyuan Liu, Nicolas K. Fontaine, Haoshuo Chen, Roland Ryf, Francesco Poletti, John R. Hayes, Jose Antonio-Loppez, Jian Zhao, Rodrigo Amezcua Correa, Guifang Li
2018 Optics Express  
A 10-mode photonic lantern with insertion losses ranging from 0.6 to 2.0 dB across all the modes and a record-low pairwise 4-dB mode-dependent loss at C-band was demonstrated.  ...  We propose a novel triple-clad photonic lanterns for mode scaling. This novel structure alleviates the adiabatic tapering requirement for the fabrication of large photonic lanterns.  ...  Among all the candidates, photonic lanterns (PLs) [9] [10] [11] [12] [13] [14] are very promising because they offer low insertion loss (IL), low mode-dependent loss (MDL), scalability and compactness  ... 
doi:10.1364/oe.26.013390 pmid:29801363 fatcat:c6dwx7e7dvdurpghobnmn5aw7q

Compact spatial multiplexers for mode division multiplexing

Haoshuo Chen, Roy van Uden, Chigo Okonkwo, Ton Koonen
2014 Optics Express  
(MDL) and coupler insertion loss (CIL).  ...  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  ...  Fiber bundle Core-to-core signal rotation [19] (8) 4200 1.2 Tb/s 3-core Spot coupler 3 coupled-core micro-structured fiber [20] (9) 6160 28.8Tb/s 7-core Fiber bundle Multi-core EDFA [8  ... 
doi:10.1364/oe.22.031582 pmid:25607130 fatcat:4tu3ya4tmbd2npwlja35sfowgu

Fully integrated optical isolators for space division multiplexed (SDM) transmission

Yongmin Jung, Andrew Wood, Saurabh Jain, Yusuke Sasaki, Shaif-Ul Alam, David J. Richardson
2019 APL Photonics  
A few exemplary SDM fiber isolators (e.g. 3 or 6moded fiber isolator and a 32-core multicore fiber isolator) are successfully fabricated with low insertion loss and low mode (or core) dependent losses.  ...  A micro-optic collimator assembly represents an important platform for the realization of many commonly used fiber optic components and devices including optical isolators, circulators, gain flattening  ...  one of the most important requirements for passive optical components is a low MDL.  ... 
doi:10.1063/1.5050332 fatcat:46sa6jtiargcxhvd7j4flhmvca

Few-mode fiber, splice and SDM component characterization by spatially-diverse optical vector network analysis

Simon Rommel, José Manuel Delgado Mendinueta, Werner Klaus, Jun Sakaguchi, Juan José Vegas Olmos, Yoshinari Awaji, Idelfonso Tafur Monroy, Naoya Wada
2017 Optics Express  
Characterization of a 108-channel photonic lantern spatial multiplexer, coupled to a 36-core 3-mode fiber, is experimentally demonstrated, extracting the full impulse response and complex transfer function  ...  Moreover, the mode-mixing behavior of fiber splices in the few-mode multi-core fiber and their impact on system IL and MDL are analyzed, finding splices to cause significant mode-mixing and to be non-negligible  ...  Multi-core fibers (mcfs) reduce the footprint and increase capacity at the cost of introducing inter-core crosstalk [5] and combined with mode-multiplexing form few-mode multi-core fibers (fm-mcf) which  ... 
doi:10.1364/oe.25.022347 pmid:29041547 fatcat:k3tr5gh6efelzf4wcvgyklcsfy

50.47-Tbit/s Standard Cladding Coupled 4-Core Fiber Transmission over 9,150 km

Daiki Soma, Shohei Beppu, Yuta Wakayama, Seiya Sumita, Hidenori Takahashi, Noboru Yoshikane, Itsuro Morita, Takehiro Tsuritani, Masatoshi Suzuki
2021 Journal of Lightwave Technology  
In this paper, we report transpacific MCF transmission over a 30-nm bandwidth using standard cladding ultralow-loss coupled 4-core fibers, extending our previous work.  ...  For a further increase in FPs in optical submarine cable systems, which also have space limitations in existing cable designs, spacedivision multiplexing (SDM) technologies such as multi-core fibers (MCFs  ...  has been successfully demonstrated using standard cladding ultralow-loss coupled 4-core fibers.  ... 
doi:10.1109/jlt.2021.3109890 fatcat:rtl32kqasbdmhcw5qy32ewit5u

Enhanced Modal Dispersion Estimation Enabled by Chromatic Dispersion Compensation in Optical Vector Network Analysis

John van Weerdenburg, Simon Rommel, Jose Manuel Delgado Mendinueta, Werner Klaus, Jun Sakaguchi, Juan Jose Vegas Olmos, Ton Koonen, Yoshinari Awaji, Tafur Monroy, Okonkwo Chigo, Naoya Wada
2019 Journal of Lightwave Technology  
Analysis of a 39 core few-mode multi-core fiber is discussed, reporting variances of -2.9 ps/nm to -0.1 ps/nm, and 0.6 ps/nm to 6.9 ps/nm for the two mode groups, respectively, between the few-mode cores  ...  With the introduction of space division multiplexing in optical fiber transmission systems, new impairments such as mode dependent loss and differential mode dispersion arise.  ...  of core and mode multiplexing [3] , [9] , [10] .  ... 
doi:10.1109/jlt.2019.2923112 fatcat:vg6f3m7ayrhbzhwp4kfvcbm4cy

Photonic lantern broadband orbital angular momentum mode multiplexer

Zeinab Sanjabi Eznaveh, Juan Carlos Alvarado Zacarias, Jose Enrique Antonio Lopez, Kai Shi, Giovanni Milione, Yongmin Jung, Benn C. Thomsen, David J. Richardson, Nicolas Fontaine, Sergio G. Leon-Saval, Rodrigo Amezcua Correa
2018 Optics Express  
of OAM modes with low loss and over the broadest spectral range to date (550 nm).  ...  While canonical methods of OAM mode generation are effective, a method that can simultaneously generate and multiplex OAM modes with low loss and over broad spectral range is still in great demand.  ...  This yields efficient mode coupling to RCFs and low insertion loss.  ... 
doi:10.1364/oe.26.030042 fatcat:t5zlpojjnbh3rmwomjyjmkdw5q

Review of SDM/WDM technology and its application in data transmission

J. R. Warnes Lora, L. J. Quintero-Rodríguez, B. Tshibangu-Mbuebue, A. García-Juárez, I. E. Zaldívar-Huerta
2021 Suplemento de la Revista Mexicana de Física  
In this paper we present a review focused on Space Division Multiplexing (SDM) technology.  ...  Combined with other optical technologies has significantly increased the capacity of information that is sent through an optical fiber.  ...  Quintero-Rodríguez wish to thank the CONACyT for the student scholarships numbers 702299, 846218 and 465594, respectively.  ... 
doi:10.31349/suplrevmexfis.2.1.91 fatcat:65fr5cvribe5liyegewxduoqqu

Long-Period Fiber Gratings for Mode Coupling in Mode-Division-Multiplexing Systems

Daulet Askarov, Joseph M. Kahn
2015 Journal of Lightwave Technology  
In mode-division-multiplexing systems, multi-input multi-output (MIMO) equalization is used to compensate for linear impairments, including modal dispersion (MD) and modal crosstalk.  ...  By optimizing the grating chirp function, we minimize the mode-dependent loss (MDL) of the grating while ensuring full intergroup mode coupling.  ...  Achieving very low MDL would allow placement of multiple scramblers within each fiber span, further reducing the GD spread without introducing significant MDL.  ... 
doi:10.1109/jlt.2015.2459070 fatcat:wezthjg2n5fe7mty5vy6ujtlcu

Multi-core Fiber Technology for SDM: Coupling Mechanisms and Design

Kunimasa Saitoh
2022 Journal of Lightwave Technology  
Coupling mechanisms and design issues in multi-core fibers (MCFs) for space division multiplexing are described in this paper.  ...  For uncoupled MCFs, a design procedure that considers random structural perturbations and effects of correlation length and birefringence beat length on inter-core crosstalk are presented based on coupled  ...  The second approach for SDM fibers is introducing multiple separate cores in a single fiber; this is known as a multi-core fiber (MCF).  ... 
doi:10.1109/jlt.2022.3145052 fatcat:kkpubbiavvauhnu6szwoixd2mi
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