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The-Submarine-Cable-Stack-In-Depth-Technical-Series_10_07_2026_02_18_26

The Submarine Cable Stack: Open Cables, Generalized OSNR, SDM and Power-Constrained Transmission

Wet-plant engineering, generalized OSNR acceptance, space-division multiplexing for power efficiency,... …
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  • July 10, 2026
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Coherent-DSP-Architecture-From-ADC-Samples-to-Client-Bits_10_07_2026_02_06_00

Coherent DSP Architecture: From ADC Samples to Client Bits

A block-by-block walkthrough of a modern coherent receiver’s digital signal processing chain, tracing what each... …
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  • July 10, 2026
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Building-an-Optical-NOC-Dashboard-with-OpenConfig-Telemetry_10_07_2026_01_48_14

Building an Optical NOC Dashboard with OpenConfig Telemetry

A full build path from a coherent transponder’s optical-channel state to a live operations dashboard: gNMI... …
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  • July 10, 2026
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Spectral-Efficiency-in-Practice-The-Four-Levers-MapYourTech-featured-image_10_07_2026_01_43_28

Spectral Efficiency in Practice: The Four Levers

Modulation order, baud rate, constellation shaping, and FEC overhead each add bits per second per hertz — and …
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  • July 10, 2026
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Q-Factor-OSNR-and-BER-the-conversion-chain-and-where-dBQ-fits_10_07_2026_01_36_39

Q-Factor, OSNR, and BER: The Conversion Chain and dBQ

One decision-circuit ratio, one error probability, one optical noise measurement — and the dBQ …
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  • July 10, 2026
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1600ZR-Class-Coherent-Pluggables-What-Changes-Beyond-800G_10_07_2026_01_33_55

1600ZR-Class Coherent Pluggables: What Changes Beyond 800G

Symbol-rate scaling, a DSP power ceiling that refuses to move, host thermal limits, and where OIF and IEEE …
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  • July 10, 2026
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OTN-Switching-in-2026-featured-image_10_07_2026_01_22_26

OTN Switching in 2026: Where It Wins, Where It Exits

A service-class-by-service-class assessment of OTN switching against router grooming and direct wavelengths... …
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  • July 10, 2026
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Probabilistic-Constellation-Shaping-MapYourTech-featured-image_10_07_2026_01_12_24

Probabilistic Constellation Shaping: Coding, Implementation, and Measured Gains

Probabilistic Constellation Shaping: Coding, Implementation, Measured Gains Probabilistic Constellation Shaping: Coding, Implementation, and Measured Gains From distribution-matching theory to shipping...
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  • July 10, 2026
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OSNR-to-Line-Rate-Cheatsheet-featured-image_10_07_2026_01_03_31

OSNR-to-Line-Rate Cheatsheet: Screening Links for 400G, 800G, 1.2T and 1.6T

A customer hands you a link distance or a delivered OSNR figure and asks what rate... …
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  • July 10, 2026
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Optical-Network-Slicing-MapYourTech-InDepth-Series-featured-image_09_07_2026_20_42_14

Optical Network Slicing: Architecture, Isolation, and Implementation

What an optical slice actually is, how flexible-grid spectrum is partitioned, where hard isolation ends and soft isolation begins,... …
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  • July 9, 2026
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