Semi-empirical system scaling rules for DWDM system design

Area of Science:

• Optical Engineering
• Telecommunications Systems

Background:

• Numerous theoretical models exist for fiber-optic transmission system performance based on physical layer parameters.
• Extensive experimental data demonstrates continuous improvements in system capacity and unregenerated reach.

Purpose of the Study:

• To validate theoretical relationships using experimental data.
• To propose practical scaling rules for fiber-optic system performance.

Main Methods:

• Correlating theoretical performance relationships with a large dataset of experimental results.
• Developing simplified scaling rules based on validated theoretical models and experimental outcomes.

Main Results:

• Theoretical relationships are validated by experimental data across diverse configurations.
• A set of simple scaling rules effectively explains system performance, including spectral efficiency and unregenerated reach.
• Performance scaling rules align well with experimental findings despite variations in setups.

Conclusions:

• The derived scaling rules provide a reliable method for predicting network performance with deployed technologies.
• These rules aid carriers in understanding realistic expectations and assist design engineers in optimizing cost-effective upgrades.
• The scaling rules offer insights into fundamental performance limits for future fiber-optic systems.