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Showing 81 - 90 of 810 results
Coherent-vs-Direct-Detection-Key-Differences-featured-image_11_07_2026_19_57_44

Coherent vs Direct Detection: Key Differences

Why mixing a signal with a local oscillator before the photodiode ever sees it changed sensitivity, dispersion tolerance, and spectral...
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  • July 11, 2026
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Featured-image-for-Choosing-Between-DAC-ACC-AEC-and-AOC-Inside-an-AI-Rack_11_07_2026_19_57_08

Choosing Between DAC, ACC, AEC, and AOC Inside an AI Rack

Reach, power, and latency of direct-attach copper, active copper, active …
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  • July 11, 2026
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Channel-Power-Setpoint-Discipline-Across-a-Mixed-Vendor-Line-System_11_07_2026_19_56_52

Channel Power Setpoint Discipline Across a Mixed-Vendor Line System

Who owns the per-channel power target when the transponder and the line system come …
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  • July 11, 2026
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Capacity-Planning-Trigger-Points-When-to-Upgrade-vs-When-to-Build-a-New-Route_11_07_2026_19_56_37

Capacity Planning Trigger Points: When to Upgrade vs When to Build a New Route

The utilization band that should trigger a capacity decision, …
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  • July 11, 2026
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Brownfield-vs-Greenfield-Optical-Automation-featured-image_11_07_2026_19_52_58

Brownfield vs Greenfield Optical Automation

Greenfield lets you mandate OpenConfig and gNMI from day one. Brownfield means wrapping legacy element managers in a shim and...
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  • July 11, 2026
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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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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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