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Optical-electrical-optical (oeo)
| Fiber Optic Glossary |
Specifies a network switch that receives an optical signal, and demultiplexes, switches, multiplexes and re-transmits the signal optically. can perform 3r functions
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Optical-electrical-optical, английский
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Gigabit pon (g-pon), английский
Standardized in itu-t g.984, g-pon handles data rates up to 2.5 gb/s and allows split ratios up to 1:64. the standard features the g-pon encapsulation method (gem), which allows for the transmission of ethernet packets and atm cells
Dense wavelength division multiplexing (dwdm), английский
Specified by itu-t g.694, dwdm is the transmission of multiple optical wavelengths over a single-mode fiber with spacings of 200 ghz (1.6 nm), 100 ghz (0.8 nm), or 50 ghz (0.4 nm). first implemented in the 1990s, it is mostly used for oceanic, long haul, and metropolitan area networks
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