WFiber-optic communication
WOptical add-drop multiplexer
WALBA-1
WCerent Corporation
WDark fibre
WOptical DPSK demodulator
WEthernet Alliance
WFiber to the x
WCharles K. Kao
WMulticast lightpaths
WOptical amplifier
WOptical line termination
WOptical mesh network
WOptical time-domain reflectometer
WPAROLI
WPrism TV
WRaman scattering
WSynchronous optical networking
WTransmission coefficient
WUtah Telecommunication Open Infrastructure Agency
WWavelength switched optical network
WWavelength-division multiplexing