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HomeSubmarine and Long-Haul

Submarine and Long-Haul

Showing 1 - 10 of 275 results
Nonlinearity-Compensation-Approaches-and-Their-Cost_15_08_2026_12_13_30

Nonlinearity Compensation Approaches and Their Cost

What digital back-propagation, perturbation methods and subcarrier partitioning each recover under fully loaded multi-channel conditions, what each costs in arithmetic......
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  • August 15, 2026
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Optical-Return-Loss-Acceptance-Limits-by-Connector-Type_15_08_2026_11_01_41

Optical Return Loss Acceptance Limits by Connector Type

The acceptance limit each end-face polish has to hold, where each type belongs …
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  • August 15, 2026
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Remote-Optically-Pumped-Amplifier-Placement-Arithmetic_15_08_2026_10_44_06

Remote Optically Pumped Amplifier Placement Arithmetic

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  • August 15, 2026
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The-Telecom-Synchronization-Hierarchy-MapYourTech-featured-image-outline-s..._14_08_2026_22_51_11

Clock Types and the Telecom Synchronization Hierarchy

Every clock class a transport network carries, the traceability rules that connect them, and how the same hierarchy... …
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  • August 14, 2026
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Dynamic-Gain-Equalizer-in-Optical-Line-Systems_14_08_2026_19_26_45

Dynamic Gain Equalizer (DGE) in Optical Line Systems

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  • August 14, 2026
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Rail-Multi-Rail-and-Hyper-Rail-in-Optical-Line-Systems_14_08_2026_17_33_38

Rail, Multi-Rail and Hyper-Rail in Optical Line Systems

A visual guide to the fiber pair as the unit of optical capacity, the shared-hardware arithmetic …
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  • August 14, 2026
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Coherent-Transmitter-Calibration-and-Drift-Control_14_08_2026_12_00_08

Coherent Transmitter Calibration and Drift Control

I-Q skew, quadrature phase error, amplitude imbalance and bias point — what each costs in decibels, which control loop holds...
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  • August 14, 2026
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Implementation-Penalty-Budget-in-Coherent-Interfaces_14_08_2026_11_55_37

Implementation Penalty Budget in Coherent Interfaces

Required OSNR on a datasheet sits several decibels above the theoretical value for the same modulation and code. This article...
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  • August 14, 2026
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Polarization-Outage-Budgeting-From-Mean-PDL-and-DGD-to-Minutes-per-Year_14_08_2026_11_51_13

Polarization Outage Budgeting: From Mean PDL and DGD to Minutes per Year

Converting concatenated PDL and DGD statistics into the outage-minutes figure a service-level... …
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  • August 14, 2026
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Throughput-Behaviour-Under-FEC-Degradation_14_08_2026_11_46_48

Throughput Behaviour Under FEC Degradation

Mapping pre-FEC bit error ratio onto frame loss, error marking and delivered goodput on a coherent optical link. Coherent Transmission...
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  • August 14, 2026
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