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Networking
267 posts
Networking is the process of connecting two or more devices so that they can communicate with each other. Networks can be wired or wireless, and they can be used for a variety of purposes, such as sharing files, printing, and accessing the internet.
Attenuation vs. Wavelength in Single-Mode Optical Fiber
Every signal that travels down an optical fiber loses some strength along the way. This loss of optical…
Attenuation vs. Wavelength in Multimode Optical Fiber
Multimode fiber is the workhorse of short-reach optical networking — found in data centers, campus backbones, and enterprise…
Chromatic Dispersion and Its Components in Optical Fiber
Imagine starting a race with a group of runners who are all roughly the same speed, but not…
Material Dispersion and Its Impact on Optical Fiber Bandwidth
Have you ever seen a glass prism split sunlight into a rainbow? That colorful spread happens because glass…
Modal Dispersion and Its Impact on Optical Fiber Bandwidth
Picture a group of people entering a large tunnel at exactly the same moment, all walking at the…
Using the Index of Refraction to Express the Speed of Light in a Medium
Light travels at its absolute maximum speed only in a perfect vacuum — roughly 299,792 kilometers per second.…
Understanding Fresnel Reflection: Light Behavior at Material Boundaries
Look at any window at night, and you’ll notice you can partially see your own reflection in the…
The Refraction of Light: Understanding Snell’s Law
Have you ever noticed how a straw in a glass of water looks strangely bent right at the…
Locating Light Frequencies on the Electromagnetic Spectrum
The light traveling through an optical fiber, the Wi-Fi signal connecting your laptop, the X-ray used in a…
Basic Principles of Light: Understanding Light as Energy, Particles, and Waves
Before diving into the details of numerical aperture, dispersion, or attenuation, it helps enormously to understand what light…