When operating the WDM system, make sure to pay extra attention to the following parameters:1. wavelengthA wavelength is a distance traveled by a wave in a vibration period. The wavelength λm of the monochromatic light propagating in the optical fiber is represented by the following formula:λm = λ /

IntroductionThe SONET / SDH transport network defines a set of rates and formats for transmitting optical signals over optical fibers, often referred to as optical synchronous digital transmission networks, often used as backbone networks for telecommunication networks. With the development of optic

Definition:Dense Wavelength Division Multiplexing (DWDM) is an optical multiplexing technology used to increase bandwidth over existing fiber networks. DWDM works by combining and transmitting multiple signals simultaneously at different wavelengths on the same fiber. The technology creates multiple