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1. Optical wavelength division multiplexing (WDM) technology WDM (Wavelength Di
XYT-CWDM (Coarse Wavelength Division Multiplexing) sparse wavelength division m
EDFA in WDM systems can be used as a preamplifier, line amplifiers and power amp
In recent years, WDM technology mainly in two directions toward the ultra-long-r
At present, the main use EPON optical access network, or GPON, both up and down
OEO repeaters in long-distance optical fiber communication transmission system l
WDM metro and long-haul wavelength division due to the different needs of differ
EPON + LAN: IP services and CATV signals are transmitted to the user at home by
EPON system uses a single optical fiber 3-wavelength to transmit the whole busin
XYT’s high-speed, large-capacity WDM transmission system, the number of channel
CWDM system is widely used in the DWDM system. Because of that the advantages o
CWDM (Coarse Wavelength Division Multiplexing) system, namely sparse wavelength
Program description: 1. A station useing OEO convertes the customer’multimode s
In the early construction period of fiber optic network resources are relatively
Details introduction CWDM + fiber access (FTTx) changeing the bandwidth ,while
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