GPON, XG-PON, XGS-PON, What is the difference?
- XG-PON, 10-Gigabit-capable passive optical network, provides asymmetric 10G GPON transmission (Maximum downstream line rate: 9.953 Gbit/s, Maximum upstream line rate: 2.488 Gbit/s ).
- XGS-PON, 10-Gigabit-capable symmetric passive optical network, provides symmetric 10G GPON transmission (Maximum downstream line rate: 9.953 Gbit/s, Maximum upstream line rate: 9.953 Gbit/s ).
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Specification Differences Between 10G GPON and GPON
Specifications | GPON | 10G GPON | |
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XG-PON | XGS-PON | ||
Wavelength |
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Center wavelength |
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Maximum Line Rate |
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Maximum Physical Transmission Distance |
60 km NOTE: The physical reach is defined by split ratio, optical module size, and fiber quality. |
100 km NOTE: The physical reach is defined by split ratio, optical module size, and fiber quality. |
100 km NOTE: The physical reach is defined by split ratio, optical module size, and fiber quality. |
Maximum Split Ratio |
1:128 NOTE: The actual split ratio depends on the optical module model and fiber distance. |
1:256 NOTE: The actual split ratio depends on the optical module model and fiber distance. |
1:256 NOTE: The actual split ratio depends on the optical module model and fiber distance. |
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No Wavelength Overlap Between GPON and 10G GPON
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10G GPON Can Co-exists with GPON in the Same ODN
Figure 2 shows the GPON and 10G GPON can coexist in the same ODN with wavelength division multiplexing (WDM) mode.
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