Dense Wavelength Division Multiplexing (DWDM) - SlideServe

Dense Wavelength Division Multiplexing - SlideServe

What is WDM or DWDM?

Tiffany Janzen on Instagram: "How does a tiny infrared laser power basically the entire internet? Like, what is actually writing your data into a fiber optic cable? When you send a message, your phone turns your text into a pattern of 1s and 0s, and a laser turns that digital pattern into pulses of light. Light ON = 1 Light OFF = 0 And those pulses go into a strand of glass thinner than a human hair. But How does light stay inside the glass without leaking everywhere? And how does it travel thou