Explain the main features of XG-PON1.

Answer»

Item	Requirement	Remark
Downstream (DS) speed	Nominal 10 Gbps
Upstream (US) speed	Nominal 2.5 Gbps	XG-PON with 10 Gbps US speed is denoted as XG-PON2. It is for future study
Multiplexing Method	TDM (DS)/ TDMA (US)
Loss Budget	29 dB and 31 dB (Nominal Classes)	Extended class is for future study
Split Ratio	At least 1:64 (1:256 or more in the logical layer)
Fiber Distance	20Km (60 Km or more logical distance)
Coexistence	With GPON (1310/1490 nm) With RF-Video (1550 nm)

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