coarse wavelength division multiplexing (CWDM)

GPTKB entity

Statements (20)
Predicate Object
gptkbp:instanceOf optical multiplexing technology
gptkbp:abbreviation gptkb:CWDM
gptkbp:application gptkb:metropolitan_area_networks_(MANs)
enterprise networks
gptkbp:channelNumber up to 18
gptkbp:channelSpacing 20 nm
gptkbp:contrastsWith dense wavelength division multiplexing (DWDM)
gptkbp:enables multiple signals on a single fiber
gptkbp:feature passive components
less complex than DWDM
lower cost than DWDM
no need for optical amplifiers
supports both single-mode and multimode fiber
https://www.w3.org/2000/01/rdf-schema#label coarse wavelength division multiplexing (CWDM)
gptkbp:limitation shorter transmission distance than DWDM
gptkbp:standardizedBy gptkb:ITU-T_G.694.2
gptkbp:usedIn fiber-optic communications
gptkbp:wavelengthRange 1270 nm to 1610 nm
gptkbp:bfsParent gptkb:Dense_wavelength_division_multiplexing_(DWDM)
gptkbp:bfsLayer 7